From 6d280e21956a05b7e0e9c8a7a011d703f6e0b840 Mon Sep 17 00:00:00 2001 From: Jean-Baptiste Boric Date: Thu, 17 Nov 2016 15:57:29 +0100 Subject: [PATCH] rump: import librumpuser Without pthread support, the fibril implementation is used instead. --- distrib/sets/lists/minix-base/mi | 3 + distrib/sets/lists/minix-comp/mi | 4 + lib/Makefile | 2 +- lib/librump/Makefile | 2 +- lib/librumpuser/Makefile | 61 + lib/librumpuser/build-aux/compile | 347 ++ lib/librumpuser/build-aux/config.guess | 1558 +++++++ lib/librumpuser/build-aux/config.sub | 1791 ++++++++ lib/librumpuser/build-aux/depcomp | 791 ++++ lib/librumpuser/build-aux/install-sh | 527 +++ lib/librumpuser/build-aux/missing | 215 + lib/librumpuser/configure | 5230 ++++++++++++++++++++++++ lib/librumpuser/configure.ac | 109 + lib/librumpuser/rumpfiber.c | 1035 +++++ lib/librumpuser/rumpfiber.h | 69 + lib/librumpuser/rumpfiber_bio.c | 68 + lib/librumpuser/rumpfiber_sp.c | 105 + lib/librumpuser/rumpuser.c | 270 ++ lib/librumpuser/rumpuser_bio.c | 189 + lib/librumpuser/rumpuser_component.c | 108 + lib/librumpuser/rumpuser_component.h | 40 + lib/librumpuser/rumpuser_config.h.in | 156 + lib/librumpuser/rumpuser_daemonize.c | 147 + lib/librumpuser/rumpuser_dl.c | 487 +++ lib/librumpuser/rumpuser_errtrans.c | 321 ++ lib/librumpuser/rumpuser_file.c | 342 ++ lib/librumpuser/rumpuser_int.h | 105 + lib/librumpuser/rumpuser_mem.c | 111 + lib/librumpuser/rumpuser_port.h | 329 ++ lib/librumpuser/rumpuser_pth.c | 747 ++++ lib/librumpuser/rumpuser_pth_dummy.c | 327 ++ lib/librumpuser/rumpuser_random.c | 93 + lib/librumpuser/rumpuser_sigtrans.c | 126 + lib/librumpuser/rumpuser_sp.c | 1410 +++++++ lib/librumpuser/shlib_version | 6 + lib/librumpuser/sp_common.c | 781 ++++ 36 files changed, 18010 insertions(+), 2 deletions(-) create mode 100644 lib/librumpuser/Makefile create mode 100755 lib/librumpuser/build-aux/compile create mode 100755 lib/librumpuser/build-aux/config.guess create mode 100755 lib/librumpuser/build-aux/config.sub create mode 100755 lib/librumpuser/build-aux/depcomp create mode 100755 lib/librumpuser/build-aux/install-sh create mode 100755 lib/librumpuser/build-aux/missing create mode 100755 lib/librumpuser/configure create mode 100644 lib/librumpuser/configure.ac create mode 100644 lib/librumpuser/rumpfiber.c create mode 100644 lib/librumpuser/rumpfiber.h create mode 100644 lib/librumpuser/rumpfiber_bio.c create mode 100644 lib/librumpuser/rumpfiber_sp.c create mode 100644 lib/librumpuser/rumpuser.c create mode 100644 lib/librumpuser/rumpuser_bio.c create mode 100644 lib/librumpuser/rumpuser_component.c create mode 100644 lib/librumpuser/rumpuser_component.h create mode 100644 lib/librumpuser/rumpuser_config.h.in create mode 100644 lib/librumpuser/rumpuser_daemonize.c create mode 100644 lib/librumpuser/rumpuser_dl.c create mode 100644 lib/librumpuser/rumpuser_errtrans.c create mode 100644 lib/librumpuser/rumpuser_file.c create mode 100644 lib/librumpuser/rumpuser_int.h create mode 100644 lib/librumpuser/rumpuser_mem.c create mode 100644 lib/librumpuser/rumpuser_port.h create mode 100644 lib/librumpuser/rumpuser_pth.c create mode 100644 lib/librumpuser/rumpuser_pth_dummy.c create mode 100644 lib/librumpuser/rumpuser_random.c create mode 100644 lib/librumpuser/rumpuser_sigtrans.c create mode 100644 lib/librumpuser/rumpuser_sp.c create mode 100644 lib/librumpuser/shlib_version create mode 100644 lib/librumpuser/sp_common.c diff --git a/distrib/sets/lists/minix-base/mi b/distrib/sets/lists/minix-base/mi index 887fbcc7f..b2482809c 100644 --- a/distrib/sets/lists/minix-base/mi +++ b/distrib/sets/lists/minix-base/mi @@ -959,6 +959,9 @@ ./usr/lib/librumpnet.so.0.0 minix-base rump ./usr/lib/librumpnet.so.0 minix-base rump ./usr/lib/librumpnet.so minix-base rump +./usr/lib/librumpuser.so.0.1 minix-base rump +./usr/lib/librumpuser.so.0 minix-base rump +./usr/lib/librumpuser.so minix-base rump ./usr/lib/librumpvfs.so.0.0 minix-base rump ./usr/lib/librumpvfs.so.0 minix-base rump ./usr/lib/librumpvfs.so minix-base rump diff --git a/distrib/sets/lists/minix-comp/mi b/distrib/sets/lists/minix-comp/mi index 7e9186c28..19dc62abd 100644 --- a/distrib/sets/lists/minix-comp/mi +++ b/distrib/sets/lists/minix-comp/mi @@ -1724,6 +1724,8 @@ ./usr/include/rump/rumpkern_if_pub.h minix-comp rump ./usr/include/rump/rumpnet_if_pub.h minix-comp rump ./usr/include/rump/rumpuser.h minix-comp rump +./usr/include/rump/rumpuser_component.h minix-comp rump +./usr/include/rump/rumpuser_port.h minix-comp rump ./usr/include/rump/rumpvfs_if_pub.h minix-comp rump ./usr/include/rump/rumpvnode_if.h minix-comp rump ./usr/include/saslc.h minix-comp crypto @@ -2354,6 +2356,8 @@ ./usr/lib/librumpkern_z_pic.a minix-comp rump ./usr/lib/librumpnet.a minix-comp rump ./usr/lib/librumpnet_pic.a minix-comp rump +./usr/lib/librumpuser.a minix-comp rump +./usr/lib/librumpuser_pic.a minix-comp rump ./usr/lib/librumpvfs.a minix-comp rump ./usr/lib/librumpvfs_aio.a minix-comp rump ./usr/lib/librumpvfs_aio_pic.a minix-comp rump diff --git a/lib/Makefile b/lib/Makefile index 52d654290..5261ce9bc 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -189,7 +189,7 @@ SUBDIR+= libexecinfo # depends on libelf SUBDIR+= librefuse # depends on libpuffs #SUBDIR+= libisns # depends on libpthread .if (${MKRUMP} != "no") -#SUBDIR+= librumpuser # depends on libpthread +SUBDIR+= librumpuser # depends on libpthread #SUBDIR+= librumphijack # depends on librumpclient and libpthread .endif diff --git a/lib/librump/Makefile b/lib/librump/Makefile index 8f6815ee6..306265d12 100644 --- a/lib/librump/Makefile +++ b/lib/librump/Makefile @@ -3,7 +3,7 @@ RUMPTOP= ${.CURDIR}/../../sys/rump -#LIBDPLIBS+= rumpuser ${.CURDIR}/../librumpuser +LIBDPLIBS+= rumpuser ${.CURDIR}/../librumpuser WARNS= 3 # XXX: kernel isn't ready for -Wsign-compare diff --git a/lib/librumpuser/Makefile b/lib/librumpuser/Makefile new file mode 100644 index 000000000..10a5a6d64 --- /dev/null +++ b/lib/librumpuser/Makefile @@ -0,0 +1,61 @@ +# $NetBSD: Makefile,v 1.23 2014/11/09 17:39:37 pooka Exp $ +# + +.include + +WARNS?= 5 + +# rumpuser.h is in sys/rump for inclusion by kernel components +.PATH: ${.CURDIR}/../../sys/rump/include/rump + +.if defined(__MINIX) +RUMPUSER_THREADS=fiber +.else +RUMPUSER_THREADS?=pthread +.endif + +LIB= rumpuser + +.if ${RUMPUSER_THREADS} == "pthread" +LIBDPLIBS+= pthread ${.CURDIR}/../libpthread +.endif +.for lib in ${RUMPUSER_EXTERNAL_DPLIBS} +LIBDO.${lib}= _external +LIBDPLIBS+= ${lib} lib +.endfor +CPPFLAGS+= -DLIBRUMPUSER +#CPPFLAGS+= -D_DIAGNOSTIC + + +.if ${RUMPUSER_THREADS} == "pthread" +SRCS= rumpuser.c rumpuser_pth.c rumpuser_bio.c +SRCS+= rumpuser_sp.c +.elif ${RUMPUSER_THREADS} == "none" +SRCS= rumpuser.c rumpuser_pth_dummy.c rumpuser_bio.c +SRCS+= rumpuser_sp.c +.elif ${RUMPUSER_THREADS} == "fiber" +.if defined(RUMP_CURLWP) +.if ${RUMP_CURLWP} != "hypercall" +.error Unsupported curlwp scheme for thread model: ${RUMP_CURLWP} +.endif +.endif +SRCS= rumpfiber.c rumpfiber_bio.c +SRCS+= rumpfiber_sp.c +.else +.error Unsupported rumpuser threading type: ${RUMPUSER_THREADS} +.endif + +SRCS+= rumpuser_component.c rumpuser_random.c +SRCS+= rumpuser_file.c rumpuser_mem.c + +SRCS+= rumpuser_errtrans.c rumpuser_sigtrans.c + +# optional +SRCS+= rumpuser_dl.c rumpuser_daemonize.c + +INCSDIR= /usr/include/rump +INCS= rumpuser_component.h rumpuser_port.h + +CPPFLAGS+= -D_REENTRANT + +.include diff --git a/lib/librumpuser/build-aux/compile b/lib/librumpuser/build-aux/compile new file mode 100755 index 000000000..531136b06 --- /dev/null +++ b/lib/librumpuser/build-aux/compile @@ -0,0 +1,347 @@ +#! /bin/sh +# Wrapper for compilers which do not understand '-c -o'. + +scriptversion=2012-10-14.11; # UTC + +# Copyright (C) 1999-2013 Free Software Foundation, Inc. +# Written by Tom Tromey . +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# This file is maintained in Automake, please report +# bugs to or send patches to +# . + +nl=' +' + +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent tools from complaining about whitespace usage. +IFS=" "" $nl" + +file_conv= + +# func_file_conv build_file lazy +# Convert a $build file to $host form and store it in $file +# Currently only supports Windows hosts. If the determined conversion +# type is listed in (the comma separated) LAZY, no conversion will +# take place. +func_file_conv () +{ + file=$1 + case $file in + / | /[!/]*) # absolute file, and not a UNC file + if test -z "$file_conv"; then + # lazily determine how to convert abs files + case `uname -s` in + MINGW*) + file_conv=mingw + ;; + CYGWIN*) + file_conv=cygwin + ;; + *) + file_conv=wine + ;; + esac + fi + case $file_conv/,$2, in + *,$file_conv,*) + ;; + mingw/*) + file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'` + ;; + cygwin/*) + file=`cygpath -m "$file" || echo "$file"` + ;; + wine/*) + file=`winepath -w "$file" || echo "$file"` + ;; + esac + ;; + esac +} + +# func_cl_dashL linkdir +# Make cl look for libraries in LINKDIR +func_cl_dashL () +{ + func_file_conv "$1" + if test -z "$lib_path"; then + lib_path=$file + else + lib_path="$lib_path;$file" + fi + linker_opts="$linker_opts -LIBPATH:$file" +} + +# func_cl_dashl library +# Do a library search-path lookup for cl +func_cl_dashl () +{ + lib=$1 + found=no + save_IFS=$IFS + IFS=';' + for dir in $lib_path $LIB + do + IFS=$save_IFS + if $shared && test -f "$dir/$lib.dll.lib"; then + found=yes + lib=$dir/$lib.dll.lib + break + fi + if test -f "$dir/$lib.lib"; then + found=yes + lib=$dir/$lib.lib + break + fi + if test -f "$dir/lib$lib.a"; then + found=yes + lib=$dir/lib$lib.a + break + fi + done + IFS=$save_IFS + + if test "$found" != yes; then + lib=$lib.lib + fi +} + +# func_cl_wrapper cl arg... +# Adjust compile command to suit cl +func_cl_wrapper () +{ + # Assume a capable shell + lib_path= + shared=: + linker_opts= + for arg + do + if test -n "$eat"; then + eat= + else + case $1 in + -o) + # configure might choose to run compile as 'compile cc -o foo foo.c'. + eat=1 + case $2 in + *.o | *.[oO][bB][jJ]) + func_file_conv "$2" + set x "$@" -Fo"$file" + shift + ;; + *) + func_file_conv "$2" + set x "$@" -Fe"$file" + shift + ;; + esac + ;; + -I) + eat=1 + func_file_conv "$2" mingw + set x "$@" -I"$file" + shift + ;; + -I*) + func_file_conv "${1#-I}" mingw + set x "$@" -I"$file" + shift + ;; + -l) + eat=1 + func_cl_dashl "$2" + set x "$@" "$lib" + shift + ;; + -l*) + func_cl_dashl "${1#-l}" + set x "$@" "$lib" + shift + ;; + -L) + eat=1 + func_cl_dashL "$2" + ;; + -L*) + func_cl_dashL "${1#-L}" + ;; + -static) + shared=false + ;; + -Wl,*) + arg=${1#-Wl,} + save_ifs="$IFS"; IFS=',' + for flag in $arg; do + IFS="$save_ifs" + linker_opts="$linker_opts $flag" + done + IFS="$save_ifs" + ;; + -Xlinker) + eat=1 + linker_opts="$linker_opts $2" + ;; + -*) + set x "$@" "$1" + shift + ;; + *.cc | *.CC | *.cxx | *.CXX | *.[cC]++) + func_file_conv "$1" + set x "$@" -Tp"$file" + shift + ;; + *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO]) + func_file_conv "$1" mingw + set x "$@" "$file" + shift + ;; + *) + set x "$@" "$1" + shift + ;; + esac + fi + shift + done + if test -n "$linker_opts"; then + linker_opts="-link$linker_opts" + fi + exec "$@" $linker_opts + exit 1 +} + +eat= + +case $1 in + '') + echo "$0: No command. Try '$0 --help' for more information." 1>&2 + exit 1; + ;; + -h | --h*) + cat <<\EOF +Usage: compile [--help] [--version] PROGRAM [ARGS] + +Wrapper for compilers which do not understand '-c -o'. +Remove '-o dest.o' from ARGS, run PROGRAM with the remaining +arguments, and rename the output as expected. + +If you are trying to build a whole package this is not the +right script to run: please start by reading the file 'INSTALL'. + +Report bugs to . +EOF + exit $? + ;; + -v | --v*) + echo "compile $scriptversion" + exit $? + ;; + cl | *[/\\]cl | cl.exe | *[/\\]cl.exe ) + func_cl_wrapper "$@" # Doesn't return... + ;; +esac + +ofile= +cfile= + +for arg +do + if test -n "$eat"; then + eat= + else + case $1 in + -o) + # configure might choose to run compile as 'compile cc -o foo foo.c'. + # So we strip '-o arg' only if arg is an object. + eat=1 + case $2 in + *.o | *.obj) + ofile=$2 + ;; + *) + set x "$@" -o "$2" + shift + ;; + esac + ;; + *.c) + cfile=$1 + set x "$@" "$1" + shift + ;; + *) + set x "$@" "$1" + shift + ;; + esac + fi + shift +done + +if test -z "$ofile" || test -z "$cfile"; then + # If no '-o' option was seen then we might have been invoked from a + # pattern rule where we don't need one. That is ok -- this is a + # normal compilation that the losing compiler can handle. If no + # '.c' file was seen then we are probably linking. That is also + # ok. + exec "$@" +fi + +# Name of file we expect compiler to create. +cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'` + +# Create the lock directory. +# Note: use '[/\\:.-]' here to ensure that we don't use the same name +# that we are using for the .o file. Also, base the name on the expected +# object file name, since that is what matters with a parallel build. +lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d +while true; do + if mkdir "$lockdir" >/dev/null 2>&1; then + break + fi + sleep 1 +done +# FIXME: race condition here if user kills between mkdir and trap. +trap "rmdir '$lockdir'; exit 1" 1 2 15 + +# Run the compile. +"$@" +ret=$? + +if test -f "$cofile"; then + test "$cofile" = "$ofile" || mv "$cofile" "$ofile" +elif test -f "${cofile}bj"; then + test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile" +fi + +rmdir "$lockdir" +exit $ret + +# Local Variables: +# mode: shell-script +# sh-indentation: 2 +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/lib/librumpuser/build-aux/config.guess b/lib/librumpuser/build-aux/config.guess new file mode 100755 index 000000000..b79252d6b --- /dev/null +++ b/lib/librumpuser/build-aux/config.guess @@ -0,0 +1,1558 @@ +#! /bin/sh +# Attempt to guess a canonical system name. +# Copyright 1992-2013 Free Software Foundation, Inc. + +timestamp='2013-06-10' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see . +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). +# +# Originally written by Per Bothner. +# +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD +# +# Please send patches with a ChangeLog entry to config-patches@gnu.org. + + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] + +Output the configuration name of the system \`$me' is run on. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.guess ($timestamp) + +Originally written by Per Bothner. +Copyright 1992-2013 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" >&2 + exit 1 ;; + * ) + break ;; + esac +done + +if test $# != 0; then + echo "$me: too many arguments$help" >&2 + exit 1 +fi + +trap 'exit 1' 1 2 15 + +# CC_FOR_BUILD -- compiler used by this script. Note that the use of a +# compiler to aid in system detection is discouraged as it requires +# temporary files to be created and, as you can see below, it is a +# headache to deal with in a portable fashion. + +# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still +# use `HOST_CC' if defined, but it is deprecated. + +# Portable tmp directory creation inspired by the Autoconf team. + +set_cc_for_build=' +trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ; +trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ; +: ${TMPDIR=/tmp} ; + { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } || + { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } || + { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } || + { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ; +dummy=$tmp/dummy ; +tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ; +case $CC_FOR_BUILD,$HOST_CC,$CC in + ,,) echo "int x;" > $dummy.c ; + for c in cc gcc c89 c99 ; do + if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then + CC_FOR_BUILD="$c"; break ; + fi ; + done ; + if test x"$CC_FOR_BUILD" = x ; then + CC_FOR_BUILD=no_compiler_found ; + fi + ;; + ,,*) CC_FOR_BUILD=$CC ;; + ,*,*) CC_FOR_BUILD=$HOST_CC ;; +esac ; set_cc_for_build= ;' + +# This is needed to find uname on a Pyramid OSx when run in the BSD universe. +# (ghazi@noc.rutgers.edu 1994-08-24) +if (test -f /.attbin/uname) >/dev/null 2>&1 ; then + PATH=$PATH:/.attbin ; export PATH +fi + +UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown +UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown +UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown +UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown + +case "${UNAME_SYSTEM}" in +Linux|GNU|GNU/*) + # If the system lacks a compiler, then just pick glibc. + # We could probably try harder. + LIBC=gnu + + eval $set_cc_for_build + cat <<-EOF > $dummy.c + #include + #if defined(__UCLIBC__) + LIBC=uclibc + #elif defined(__dietlibc__) + LIBC=dietlibc + #else + LIBC=gnu + #endif + EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'` + ;; +esac + +# Note: order is significant - the case branches are not exclusive. + +case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in + *:NetBSD:*:*) + # NetBSD (nbsd) targets should (where applicable) match one or + # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*, + # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently + # switched to ELF, *-*-netbsd* would select the old + # object file format. This provides both forward + # compatibility and a consistent mechanism for selecting the + # object file format. + # + # Note: NetBSD doesn't particularly care about the vendor + # portion of the name. We always set it to "unknown". + sysctl="sysctl -n hw.machine_arch" + UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \ + /usr/sbin/$sysctl 2>/dev/null || echo unknown)` + case "${UNAME_MACHINE_ARCH}" in + armeb) machine=armeb-unknown ;; + arm*) machine=arm-unknown ;; + sh3el) machine=shl-unknown ;; + sh3eb) machine=sh-unknown ;; + sh5el) machine=sh5le-unknown ;; + *) machine=${UNAME_MACHINE_ARCH}-unknown ;; + esac + # The Operating System including object format, if it has switched + # to ELF recently, or will in the future. + case "${UNAME_MACHINE_ARCH}" in + arm*|i386|m68k|ns32k|sh3*|sparc|vax) + eval $set_cc_for_build + if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ELF__ + then + # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout). + # Return netbsd for either. FIX? + os=netbsd + else + os=netbsdelf + fi + ;; + *) + os=netbsd + ;; + esac + # The OS release + # Debian GNU/NetBSD machines have a different userland, and + # thus, need a distinct triplet. However, they do not need + # kernel version information, so it can be replaced with a + # suitable tag, in the style of linux-gnu. + case "${UNAME_VERSION}" in + Debian*) + release='-gnu' + ;; + *) + release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + ;; + esac + # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM: + # contains redundant information, the shorter form: + # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. + echo "${machine}-${os}${release}" + exit ;; + *:Bitrig:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'` + echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE} + exit ;; + *:OpenBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'` + echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE} + exit ;; + *:ekkoBSD:*:*) + echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE} + exit ;; + *:SolidBSD:*:*) + echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE} + exit ;; + macppc:MirBSD:*:*) + echo powerpc-unknown-mirbsd${UNAME_RELEASE} + exit ;; + *:MirBSD:*:*) + echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE} + exit ;; + alpha:OSF1:*:*) + case $UNAME_RELEASE in + *4.0) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` + ;; + *5.*) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'` + ;; + esac + # According to Compaq, /usr/sbin/psrinfo has been available on + # OSF/1 and Tru64 systems produced since 1995. I hope that + # covers most systems running today. This code pipes the CPU + # types through head -n 1, so we only detect the type of CPU 0. + ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1` + case "$ALPHA_CPU_TYPE" in + "EV4 (21064)") + UNAME_MACHINE="alpha" ;; + "EV4.5 (21064)") + UNAME_MACHINE="alpha" ;; + "LCA4 (21066/21068)") + UNAME_MACHINE="alpha" ;; + "EV5 (21164)") + UNAME_MACHINE="alphaev5" ;; + "EV5.6 (21164A)") + UNAME_MACHINE="alphaev56" ;; + "EV5.6 (21164PC)") + UNAME_MACHINE="alphapca56" ;; + "EV5.7 (21164PC)") + UNAME_MACHINE="alphapca57" ;; + "EV6 (21264)") + UNAME_MACHINE="alphaev6" ;; + "EV6.7 (21264A)") + UNAME_MACHINE="alphaev67" ;; + "EV6.8CB (21264C)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8AL (21264B)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8CX (21264D)") + UNAME_MACHINE="alphaev68" ;; + "EV6.9A (21264/EV69A)") + UNAME_MACHINE="alphaev69" ;; + "EV7 (21364)") + UNAME_MACHINE="alphaev7" ;; + "EV7.9 (21364A)") + UNAME_MACHINE="alphaev79" ;; + esac + # A Pn.n version is a patched version. + # A Vn.n version is a released version. + # A Tn.n version is a released field test version. + # A Xn.n version is an unreleased experimental baselevel. + # 1.2 uses "1.2" for uname -r. + echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + # Reset EXIT trap before exiting to avoid spurious non-zero exit code. + exitcode=$? + trap '' 0 + exit $exitcode ;; + Alpha\ *:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # Should we change UNAME_MACHINE based on the output of uname instead + # of the specific Alpha model? + echo alpha-pc-interix + exit ;; + 21064:Windows_NT:50:3) + echo alpha-dec-winnt3.5 + exit ;; + Amiga*:UNIX_System_V:4.0:*) + echo m68k-unknown-sysv4 + exit ;; + *:[Aa]miga[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-amigaos + exit ;; + *:[Mm]orph[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-morphos + exit ;; + *:OS/390:*:*) + echo i370-ibm-openedition + exit ;; + *:z/VM:*:*) + echo s390-ibm-zvmoe + exit ;; + *:OS400:*:*) + echo powerpc-ibm-os400 + exit ;; + arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*) + echo arm-acorn-riscix${UNAME_RELEASE} + exit ;; + arm*:riscos:*:*|arm*:RISCOS:*:*) + echo arm-unknown-riscos + exit ;; + SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*) + echo hppa1.1-hitachi-hiuxmpp + exit ;; + Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*) + # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE. + if test "`(/bin/universe) 2>/dev/null`" = att ; then + echo pyramid-pyramid-sysv3 + else + echo pyramid-pyramid-bsd + fi + exit ;; + NILE*:*:*:dcosx) + echo pyramid-pyramid-svr4 + exit ;; + DRS?6000:unix:4.0:6*) + echo sparc-icl-nx6 + exit ;; + DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*) + case `/usr/bin/uname -p` in + sparc) echo sparc-icl-nx7; exit ;; + esac ;; + s390x:SunOS:*:*) + echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4H:SunOS:5.*:*) + echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*) + echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*) + echo i386-pc-auroraux${UNAME_RELEASE} + exit ;; + i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*) + eval $set_cc_for_build + SUN_ARCH="i386" + # If there is a compiler, see if it is configured for 64-bit objects. + # Note that the Sun cc does not turn __LP64__ into 1 like gcc does. + # This test works for both compilers. + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + SUN_ARCH="x86_64" + fi + fi + echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:6*:*) + # According to config.sub, this is the proper way to canonicalize + # SunOS6. Hard to guess exactly what SunOS6 will be like, but + # it's likely to be more like Solaris than SunOS4. + echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:*:*) + case "`/usr/bin/arch -k`" in + Series*|S4*) + UNAME_RELEASE=`uname -v` + ;; + esac + # Japanese Language versions have a version number like `4.1.3-JL'. + echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'` + exit ;; + sun3*:SunOS:*:*) + echo m68k-sun-sunos${UNAME_RELEASE} + exit ;; + sun*:*:4.2BSD:*) + UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` + test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3 + case "`/bin/arch`" in + sun3) + echo m68k-sun-sunos${UNAME_RELEASE} + ;; + sun4) + echo sparc-sun-sunos${UNAME_RELEASE} + ;; + esac + exit ;; + aushp:SunOS:*:*) + echo sparc-auspex-sunos${UNAME_RELEASE} + exit ;; + # The situation for MiNT is a little confusing. The machine name + # can be virtually everything (everything which is not + # "atarist" or "atariste" at least should have a processor + # > m68000). The system name ranges from "MiNT" over "FreeMiNT" + # to the lowercase version "mint" (or "freemint"). Finally + # the system name "TOS" denotes a system which is actually not + # MiNT. But MiNT is downward compatible to TOS, so this should + # be no problem. + atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*) + echo m68k-milan-mint${UNAME_RELEASE} + exit ;; + hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*) + echo m68k-hades-mint${UNAME_RELEASE} + exit ;; + *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) + echo m68k-unknown-mint${UNAME_RELEASE} + exit ;; + m68k:machten:*:*) + echo m68k-apple-machten${UNAME_RELEASE} + exit ;; + powerpc:machten:*:*) + echo powerpc-apple-machten${UNAME_RELEASE} + exit ;; + RISC*:Mach:*:*) + echo mips-dec-mach_bsd4.3 + exit ;; + RISC*:ULTRIX:*:*) + echo mips-dec-ultrix${UNAME_RELEASE} + exit ;; + VAX*:ULTRIX*:*:*) + echo vax-dec-ultrix${UNAME_RELEASE} + exit ;; + 2020:CLIX:*:* | 2430:CLIX:*:*) + echo clipper-intergraph-clix${UNAME_RELEASE} + exit ;; + mips:*:*:UMIPS | mips:*:*:RISCos) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c +#ifdef __cplusplus +#include /* for printf() prototype */ + int main (int argc, char *argv[]) { +#else + int main (argc, argv) int argc; char *argv[]; { +#endif + #if defined (host_mips) && defined (MIPSEB) + #if defined (SYSTYPE_SYSV) + printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_SVR4) + printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD) + printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0); + #endif + #endif + exit (-1); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && + dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` && + SYSTEM_NAME=`$dummy $dummyarg` && + { echo "$SYSTEM_NAME"; exit; } + echo mips-mips-riscos${UNAME_RELEASE} + exit ;; + Motorola:PowerMAX_OS:*:*) + echo powerpc-motorola-powermax + exit ;; + Motorola:*:4.3:PL8-*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:Power_UNIX:*:*) + echo powerpc-harris-powerunix + exit ;; + m88k:CX/UX:7*:*) + echo m88k-harris-cxux7 + exit ;; + m88k:*:4*:R4*) + echo m88k-motorola-sysv4 + exit ;; + m88k:*:3*:R3*) + echo m88k-motorola-sysv3 + exit ;; + AViiON:dgux:*:*) + # DG/UX returns AViiON for all architectures + UNAME_PROCESSOR=`/usr/bin/uname -p` + if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ] + then + if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \ + [ ${TARGET_BINARY_INTERFACE}x = x ] + then + echo m88k-dg-dgux${UNAME_RELEASE} + else + echo m88k-dg-dguxbcs${UNAME_RELEASE} + fi + else + echo i586-dg-dgux${UNAME_RELEASE} + fi + exit ;; + M88*:DolphinOS:*:*) # DolphinOS (SVR3) + echo m88k-dolphin-sysv3 + exit ;; + M88*:*:R3*:*) + # Delta 88k system running SVR3 + echo m88k-motorola-sysv3 + exit ;; + XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3) + echo m88k-tektronix-sysv3 + exit ;; + Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD) + echo m68k-tektronix-bsd + exit ;; + *:IRIX*:*:*) + echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'` + exit ;; + ????????:AIX?:[12].1:2) # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX. + echo romp-ibm-aix # uname -m gives an 8 hex-code CPU id + exit ;; # Note that: echo "'`uname -s`'" gives 'AIX ' + i*86:AIX:*:*) + echo i386-ibm-aix + exit ;; + ia64:AIX:*:*) + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${UNAME_MACHINE}-ibm-aix${IBM_REV} + exit ;; + *:AIX:2:3) + if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + + main() + { + if (!__power_pc()) + exit(1); + puts("powerpc-ibm-aix3.2.5"); + exit(0); + } +EOF + if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` + then + echo "$SYSTEM_NAME" + else + echo rs6000-ibm-aix3.2.5 + fi + elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then + echo rs6000-ibm-aix3.2.4 + else + echo rs6000-ibm-aix3.2 + fi + exit ;; + *:AIX:*:[4567]) + IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'` + if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then + IBM_ARCH=rs6000 + else + IBM_ARCH=powerpc + fi + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${IBM_ARCH}-ibm-aix${IBM_REV} + exit ;; + *:AIX:*:*) + echo rs6000-ibm-aix + exit ;; + ibmrt:4.4BSD:*|romp-ibm:BSD:*) + echo romp-ibm-bsd4.4 + exit ;; + ibmrt:*BSD:*|romp-ibm:BSD:*) # covers RT/PC BSD and + echo romp-ibm-bsd${UNAME_RELEASE} # 4.3 with uname added to + exit ;; # report: romp-ibm BSD 4.3 + *:BOSX:*:*) + echo rs6000-bull-bosx + exit ;; + DPX/2?00:B.O.S.:*:*) + echo m68k-bull-sysv3 + exit ;; + 9000/[34]??:4.3bsd:1.*:*) + echo m68k-hp-bsd + exit ;; + hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*) + echo m68k-hp-bsd4.4 + exit ;; + 9000/[34678]??:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + case "${UNAME_MACHINE}" in + 9000/31? ) HP_ARCH=m68000 ;; + 9000/[34]?? ) HP_ARCH=m68k ;; + 9000/[678][0-9][0-9]) + if [ -x /usr/bin/getconf ]; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` + case "${sc_cpu_version}" in + 523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0 + 528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1 + 532) # CPU_PA_RISC2_0 + case "${sc_kernel_bits}" in + 32) HP_ARCH="hppa2.0n" ;; + 64) HP_ARCH="hppa2.0w" ;; + '') HP_ARCH="hppa2.0" ;; # HP-UX 10.20 + esac ;; + esac + fi + if [ "${HP_ARCH}" = "" ]; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + + #define _HPUX_SOURCE + #include + #include + + int main () + { + #if defined(_SC_KERNEL_BITS) + long bits = sysconf(_SC_KERNEL_BITS); + #endif + long cpu = sysconf (_SC_CPU_VERSION); + + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1"); break; + case CPU_PA_RISC2_0: + #if defined(_SC_KERNEL_BITS) + switch (bits) + { + case 64: puts ("hppa2.0w"); break; + case 32: puts ("hppa2.0n"); break; + default: puts ("hppa2.0"); break; + } break; + #else /* !defined(_SC_KERNEL_BITS) */ + puts ("hppa2.0"); break; + #endif + default: puts ("hppa1.0"); break; + } + exit (0); + } +EOF + (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy` + test -z "$HP_ARCH" && HP_ARCH=hppa + fi ;; + esac + if [ ${HP_ARCH} = "hppa2.0w" ] + then + eval $set_cc_for_build + + # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating + # 32-bit code. hppa64-hp-hpux* has the same kernel and a compiler + # generating 64-bit code. GNU and HP use different nomenclature: + # + # $ CC_FOR_BUILD=cc ./config.guess + # => hppa2.0w-hp-hpux11.23 + # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess + # => hppa64-hp-hpux11.23 + + if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | + grep -q __LP64__ + then + HP_ARCH="hppa2.0w" + else + HP_ARCH="hppa64" + fi + fi + echo ${HP_ARCH}-hp-hpux${HPUX_REV} + exit ;; + ia64:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + echo ia64-hp-hpux${HPUX_REV} + exit ;; + 3050*:HI-UX:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + int + main () + { + long cpu = sysconf (_SC_CPU_VERSION); + /* The order matters, because CPU_IS_HP_MC68K erroneously returns + true for CPU_PA_RISC1_0. CPU_IS_PA_RISC returns correct + results, however. */ + if (CPU_IS_PA_RISC (cpu)) + { + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break; + case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break; + default: puts ("hppa-hitachi-hiuxwe2"); break; + } + } + else if (CPU_IS_HP_MC68K (cpu)) + puts ("m68k-hitachi-hiuxwe2"); + else puts ("unknown-hitachi-hiuxwe2"); + exit (0); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + echo unknown-hitachi-hiuxwe2 + exit ;; + 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* ) + echo hppa1.1-hp-bsd + exit ;; + 9000/8??:4.3bsd:*:*) + echo hppa1.0-hp-bsd + exit ;; + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) + echo hppa1.0-hp-mpeix + exit ;; + hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* ) + echo hppa1.1-hp-osf + exit ;; + hp8??:OSF1:*:*) + echo hppa1.0-hp-osf + exit ;; + i*86:OSF1:*:*) + if [ -x /usr/sbin/sysversion ] ; then + echo ${UNAME_MACHINE}-unknown-osf1mk + else + echo ${UNAME_MACHINE}-unknown-osf1 + fi + exit ;; + parisc*:Lites*:*:*) + echo hppa1.1-hp-lites + exit ;; + C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) + echo c1-convex-bsd + exit ;; + C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*) + echo c34-convex-bsd + exit ;; + C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*) + echo c38-convex-bsd + exit ;; + C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) + echo c4-convex-bsd + exit ;; + CRAY*Y-MP:*:*:*) + echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*[A-Z]90:*:*:*) + echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \ + | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*TS:*:*:*) + echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*T3E:*:*:*) + echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*SV1:*:*:*) + echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + *:UNICOS/mp:*:*) + echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) + FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'` + echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + 5000:UNIX_System_V:4.*:*) + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'` + echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) + echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE} + exit ;; + sparc*:BSD/OS:*:*) + echo sparc-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:BSD/OS:*:*) + echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:FreeBSD:*:*) + UNAME_PROCESSOR=`/usr/bin/uname -p` + case ${UNAME_PROCESSOR} in + amd64) + echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + *) + echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + esac + exit ;; + i*:CYGWIN*:*) + echo ${UNAME_MACHINE}-pc-cygwin + exit ;; + *:MINGW64*:*) + echo ${UNAME_MACHINE}-pc-mingw64 + exit ;; + *:MINGW*:*) + echo ${UNAME_MACHINE}-pc-mingw32 + exit ;; + i*:MSYS*:*) + echo ${UNAME_MACHINE}-pc-msys + exit ;; + i*:windows32*:*) + # uname -m includes "-pc" on this system. + echo ${UNAME_MACHINE}-mingw32 + exit ;; + i*:PW*:*) + echo ${UNAME_MACHINE}-pc-pw32 + exit ;; + *:Interix*:*) + case ${UNAME_MACHINE} in + x86) + echo i586-pc-interix${UNAME_RELEASE} + exit ;; + authenticamd | genuineintel | EM64T) + echo x86_64-unknown-interix${UNAME_RELEASE} + exit ;; + IA64) + echo ia64-unknown-interix${UNAME_RELEASE} + exit ;; + esac ;; + [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*) + echo i${UNAME_MACHINE}-pc-mks + exit ;; + 8664:Windows_NT:*) + echo x86_64-pc-mks + exit ;; + i*:Windows_NT*:* | Pentium*:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we + # UNAME_MACHINE based on the output of uname instead of i386? + echo i586-pc-interix + exit ;; + i*:UWIN*:*) + echo ${UNAME_MACHINE}-pc-uwin + exit ;; + amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*) + echo x86_64-unknown-cygwin + exit ;; + p*:CYGWIN*:*) + echo powerpcle-unknown-cygwin + exit ;; + prep*:SunOS:5.*:*) + echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + *:GNU:*:*) + # the GNU system + echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'` + exit ;; + *:GNU/*:*:*) + # other systems with GNU libc and userland + echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC} + exit ;; + i*86:Minix:*:*) + echo ${UNAME_MACHINE}-pc-minix + exit ;; + aarch64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + aarch64_be:Linux:*:*) + UNAME_MACHINE=aarch64_be + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + alpha:Linux:*:*) + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep -q ld.so.1 + if test "$?" = 0 ; then LIBC="gnulibc1" ; fi + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + arc:Linux:*:* | arceb:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + arm*:Linux:*:*) + eval $set_cc_for_build + if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_EABI__ + then + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + else + if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_PCS_VFP + then + echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi + else + echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf + fi + fi + exit ;; + avr32*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + cris:Linux:*:*) + echo ${UNAME_MACHINE}-axis-linux-${LIBC} + exit ;; + crisv32:Linux:*:*) + echo ${UNAME_MACHINE}-axis-linux-${LIBC} + exit ;; + frv:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + hexagon:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + i*86:Linux:*:*) + echo ${UNAME_MACHINE}-pc-linux-${LIBC} + exit ;; + ia64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + m32r*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + m68*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + mips:Linux:*:* | mips64:Linux:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #undef CPU + #undef ${UNAME_MACHINE} + #undef ${UNAME_MACHINE}el + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + CPU=${UNAME_MACHINE}el + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + CPU=${UNAME_MACHINE} + #else + CPU= + #endif + #endif +EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'` + test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; } + ;; + or1k:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + or32:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + padre:Linux:*:*) + echo sparc-unknown-linux-${LIBC} + exit ;; + parisc64:Linux:*:* | hppa64:Linux:*:*) + echo hppa64-unknown-linux-${LIBC} + exit ;; + parisc:Linux:*:* | hppa:Linux:*:*) + # Look for CPU level + case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in + PA7*) echo hppa1.1-unknown-linux-${LIBC} ;; + PA8*) echo hppa2.0-unknown-linux-${LIBC} ;; + *) echo hppa-unknown-linux-${LIBC} ;; + esac + exit ;; + ppc64:Linux:*:*) + echo powerpc64-unknown-linux-${LIBC} + exit ;; + ppc:Linux:*:*) + echo powerpc-unknown-linux-${LIBC} + exit ;; + ppc64le:Linux:*:*) + echo powerpc64le-unknown-linux-${LIBC} + exit ;; + ppcle:Linux:*:*) + echo powerpcle-unknown-linux-${LIBC} + exit ;; + s390:Linux:*:* | s390x:Linux:*:*) + echo ${UNAME_MACHINE}-ibm-linux-${LIBC} + exit ;; + sh64*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + sh*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + sparc:Linux:*:* | sparc64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + tile*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + vax:Linux:*:*) + echo ${UNAME_MACHINE}-dec-linux-${LIBC} + exit ;; + x86_64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + xtensa*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. + echo i386-sequent-sysv4 + exit ;; + i*86:UNIX_SV:4.2MP:2.*) + # Unixware is an offshoot of SVR4, but it has its own version + # number series starting with 2... + # I am not positive that other SVR4 systems won't match this, + # I just have to hope. -- rms. + # Use sysv4.2uw... so that sysv4* matches it. + echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION} + exit ;; + i*86:OS/2:*:*) + # If we were able to find `uname', then EMX Unix compatibility + # is probably installed. + echo ${UNAME_MACHINE}-pc-os2-emx + exit ;; + i*86:XTS-300:*:STOP) + echo ${UNAME_MACHINE}-unknown-stop + exit ;; + i*86:atheos:*:*) + echo ${UNAME_MACHINE}-unknown-atheos + exit ;; + i*86:syllable:*:*) + echo ${UNAME_MACHINE}-pc-syllable + exit ;; + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*) + echo i386-unknown-lynxos${UNAME_RELEASE} + exit ;; + i*86:*DOS:*:*) + echo ${UNAME_MACHINE}-pc-msdosdjgpp + exit ;; + i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*) + UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'` + if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then + echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL} + else + echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL} + fi + exit ;; + i*86:*:5:[678]*) + # UnixWare 7.x, OpenUNIX and OpenServer 6. + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} + exit ;; + i*86:*:3.2:*) + if test -f /usr/options/cb.name; then + UNAME_REL=`sed -n 's/.*Version //p' /dev/null >/dev/null ; then + UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')` + (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 + (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ + && UNAME_MACHINE=i586 + (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ + && UNAME_MACHINE=i686 + (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ + && UNAME_MACHINE=i686 + echo ${UNAME_MACHINE}-pc-sco$UNAME_REL + else + echo ${UNAME_MACHINE}-pc-sysv32 + fi + exit ;; + pc:*:*:*) + # Left here for compatibility: + # uname -m prints for DJGPP always 'pc', but it prints nothing about + # the processor, so we play safe by assuming i586. + # Note: whatever this is, it MUST be the same as what config.sub + # prints for the "djgpp" host, or else GDB configury will decide that + # this is a cross-build. + echo i586-pc-msdosdjgpp + exit ;; + Intel:Mach:3*:*) + echo i386-pc-mach3 + exit ;; + paragon:*:*:*) + echo i860-intel-osf1 + exit ;; + i860:*:4.*:*) # i860-SVR4 + if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then + echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4 + else # Add other i860-SVR4 vendors below as they are discovered. + echo i860-unknown-sysv${UNAME_RELEASE} # Unknown i860-SVR4 + fi + exit ;; + mini*:CTIX:SYS*5:*) + # "miniframe" + echo m68010-convergent-sysv + exit ;; + mc68k:UNIX:SYSTEM5:3.51m) + echo m68k-convergent-sysv + exit ;; + M680?0:D-NIX:5.3:*) + echo m68k-diab-dnix + exit ;; + M68*:*:R3V[5678]*:*) + test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;; + 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0) + OS_REL='' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + 3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*) + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4; exit; } ;; + NCR*:*:4.2:* | MPRAS*:*:4.2:*) + OS_REL='.3' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*) + echo m68k-unknown-lynxos${UNAME_RELEASE} + exit ;; + mc68030:UNIX_System_V:4.*:*) + echo m68k-atari-sysv4 + exit ;; + TSUNAMI:LynxOS:2.*:*) + echo sparc-unknown-lynxos${UNAME_RELEASE} + exit ;; + rs6000:LynxOS:2.*:*) + echo rs6000-unknown-lynxos${UNAME_RELEASE} + exit ;; + PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*) + echo powerpc-unknown-lynxos${UNAME_RELEASE} + exit ;; + SM[BE]S:UNIX_SV:*:*) + echo mips-dde-sysv${UNAME_RELEASE} + exit ;; + RM*:ReliantUNIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + RM*:SINIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + *:SINIX-*:*:*) + if uname -p 2>/dev/null >/dev/null ; then + UNAME_MACHINE=`(uname -p) 2>/dev/null` + echo ${UNAME_MACHINE}-sni-sysv4 + else + echo ns32k-sni-sysv + fi + exit ;; + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says + echo i586-unisys-sysv4 + exit ;; + *:UNIX_System_V:4*:FTX*) + # From Gerald Hewes . + # How about differentiating between stratus architectures? -djm + echo hppa1.1-stratus-sysv4 + exit ;; + *:*:*:FTX*) + # From seanf@swdc.stratus.com. + echo i860-stratus-sysv4 + exit ;; + i*86:VOS:*:*) + # From Paul.Green@stratus.com. + echo ${UNAME_MACHINE}-stratus-vos + exit ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + echo hppa1.1-stratus-vos + exit ;; + mc68*:A/UX:*:*) + echo m68k-apple-aux${UNAME_RELEASE} + exit ;; + news*:NEWS-OS:6*:*) + echo mips-sony-newsos6 + exit ;; + R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*) + if [ -d /usr/nec ]; then + echo mips-nec-sysv${UNAME_RELEASE} + else + echo mips-unknown-sysv${UNAME_RELEASE} + fi + exit ;; + BeBox:BeOS:*:*) # BeOS running on hardware made by Be, PPC only. + echo powerpc-be-beos + exit ;; + BeMac:BeOS:*:*) # BeOS running on Mac or Mac clone, PPC only. + echo powerpc-apple-beos + exit ;; + BePC:BeOS:*:*) # BeOS running on Intel PC compatible. + echo i586-pc-beos + exit ;; + BePC:Haiku:*:*) # Haiku running on Intel PC compatible. + echo i586-pc-haiku + exit ;; + x86_64:Haiku:*:*) + echo x86_64-unknown-haiku + exit ;; + SX-4:SUPER-UX:*:*) + echo sx4-nec-superux${UNAME_RELEASE} + exit ;; + SX-5:SUPER-UX:*:*) + echo sx5-nec-superux${UNAME_RELEASE} + exit ;; + SX-6:SUPER-UX:*:*) + echo sx6-nec-superux${UNAME_RELEASE} + exit ;; + SX-7:SUPER-UX:*:*) + echo sx7-nec-superux${UNAME_RELEASE} + exit ;; + SX-8:SUPER-UX:*:*) + echo sx8-nec-superux${UNAME_RELEASE} + exit ;; + SX-8R:SUPER-UX:*:*) + echo sx8r-nec-superux${UNAME_RELEASE} + exit ;; + Power*:Rhapsody:*:*) + echo powerpc-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Rhapsody:*:*) + echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Darwin:*:*) + UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown + eval $set_cc_for_build + if test "$UNAME_PROCESSOR" = unknown ; then + UNAME_PROCESSOR=powerpc + fi + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + case $UNAME_PROCESSOR in + i386) UNAME_PROCESSOR=x86_64 ;; + powerpc) UNAME_PROCESSOR=powerpc64 ;; + esac + fi + fi + echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE} + exit ;; + *:procnto*:*:* | *:QNX:[0123456789]*:*) + UNAME_PROCESSOR=`uname -p` + if test "$UNAME_PROCESSOR" = "x86"; then + UNAME_PROCESSOR=i386 + UNAME_MACHINE=pc + fi + echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE} + exit ;; + *:QNX:*:4*) + echo i386-pc-qnx + exit ;; + NEO-?:NONSTOP_KERNEL:*:*) + echo neo-tandem-nsk${UNAME_RELEASE} + exit ;; + NSE-*:NONSTOP_KERNEL:*:*) + echo nse-tandem-nsk${UNAME_RELEASE} + exit ;; + NSR-?:NONSTOP_KERNEL:*:*) + echo nsr-tandem-nsk${UNAME_RELEASE} + exit ;; + *:NonStop-UX:*:*) + echo mips-compaq-nonstopux + exit ;; + BS2000:POSIX*:*:*) + echo bs2000-siemens-sysv + exit ;; + DS/*:UNIX_System_V:*:*) + echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE} + exit ;; + *:Plan9:*:*) + # "uname -m" is not consistent, so use $cputype instead. 386 + # is converted to i386 for consistency with other x86 + # operating systems. + if test "$cputype" = "386"; then + UNAME_MACHINE=i386 + else + UNAME_MACHINE="$cputype" + fi + echo ${UNAME_MACHINE}-unknown-plan9 + exit ;; + *:TOPS-10:*:*) + echo pdp10-unknown-tops10 + exit ;; + *:TENEX:*:*) + echo pdp10-unknown-tenex + exit ;; + KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*) + echo pdp10-dec-tops20 + exit ;; + XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*) + echo pdp10-xkl-tops20 + exit ;; + *:TOPS-20:*:*) + echo pdp10-unknown-tops20 + exit ;; + *:ITS:*:*) + echo pdp10-unknown-its + exit ;; + SEI:*:*:SEIUX) + echo mips-sei-seiux${UNAME_RELEASE} + exit ;; + *:DragonFly:*:*) + echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` + exit ;; + *:*VMS:*:*) + UNAME_MACHINE=`(uname -p) 2>/dev/null` + case "${UNAME_MACHINE}" in + A*) echo alpha-dec-vms ; exit ;; + I*) echo ia64-dec-vms ; exit ;; + V*) echo vax-dec-vms ; exit ;; + esac ;; + *:XENIX:*:SysV) + echo i386-pc-xenix + exit ;; + i*86:skyos:*:*) + echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//' + exit ;; + i*86:rdos:*:*) + echo ${UNAME_MACHINE}-pc-rdos + exit ;; + i*86:AROS:*:*) + echo ${UNAME_MACHINE}-pc-aros + exit ;; + x86_64:VMkernel:*:*) + echo ${UNAME_MACHINE}-unknown-esx + exit ;; +esac + +eval $set_cc_for_build +cat >$dummy.c < +# include +#endif +main () +{ +#if defined (sony) +#if defined (MIPSEB) + /* BFD wants "bsd" instead of "newsos". Perhaps BFD should be changed, + I don't know.... */ + printf ("mips-sony-bsd\n"); exit (0); +#else +#include + printf ("m68k-sony-newsos%s\n", +#ifdef NEWSOS4 + "4" +#else + "" +#endif + ); exit (0); +#endif +#endif + +#if defined (__arm) && defined (__acorn) && defined (__unix) + printf ("arm-acorn-riscix\n"); exit (0); +#endif + +#if defined (hp300) && !defined (hpux) + printf ("m68k-hp-bsd\n"); exit (0); +#endif + +#if defined (NeXT) +#if !defined (__ARCHITECTURE__) +#define __ARCHITECTURE__ "m68k" +#endif + int version; + version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`; + if (version < 4) + printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version); + else + printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version); + exit (0); +#endif + +#if defined (MULTIMAX) || defined (n16) +#if defined (UMAXV) + printf ("ns32k-encore-sysv\n"); exit (0); +#else +#if defined (CMU) + printf ("ns32k-encore-mach\n"); exit (0); +#else + printf ("ns32k-encore-bsd\n"); exit (0); +#endif +#endif +#endif + +#if defined (__386BSD__) + printf ("i386-pc-bsd\n"); exit (0); +#endif + +#if defined (sequent) +#if defined (i386) + printf ("i386-sequent-dynix\n"); exit (0); +#endif +#if defined (ns32000) + printf ("ns32k-sequent-dynix\n"); exit (0); +#endif +#endif + +#if defined (_SEQUENT_) + struct utsname un; + + uname(&un); + + if (strncmp(un.version, "V2", 2) == 0) { + printf ("i386-sequent-ptx2\n"); exit (0); + } + if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */ + printf ("i386-sequent-ptx1\n"); exit (0); + } + printf ("i386-sequent-ptx\n"); exit (0); + +#endif + +#if defined (vax) +# if !defined (ultrix) +# include +# if defined (BSD) +# if BSD == 43 + printf ("vax-dec-bsd4.3\n"); exit (0); +# else +# if BSD == 199006 + printf ("vax-dec-bsd4.3reno\n"); exit (0); +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# endif +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# else + printf ("vax-dec-ultrix\n"); exit (0); +# endif +#endif + +#if defined (alliant) && defined (i860) + printf ("i860-alliant-bsd\n"); exit (0); +#endif + + exit (1); +} +EOF + +$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + +# Apollos put the system type in the environment. + +test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; } + +# Convex versions that predate uname can use getsysinfo(1) + +if [ -x /usr/convex/getsysinfo ] +then + case `getsysinfo -f cpu_type` in + c1*) + echo c1-convex-bsd + exit ;; + c2*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + c34*) + echo c34-convex-bsd + exit ;; + c38*) + echo c38-convex-bsd + exit ;; + c4*) + echo c4-convex-bsd + exit ;; + esac +fi + +cat >&2 < in order to provide the needed +information to handle your system. + +config.guess timestamp = $timestamp + +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null` + +hostinfo = `(hostinfo) 2>/dev/null` +/bin/universe = `(/bin/universe) 2>/dev/null` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null` +/bin/arch = `(/bin/arch) 2>/dev/null` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null` + +UNAME_MACHINE = ${UNAME_MACHINE} +UNAME_RELEASE = ${UNAME_RELEASE} +UNAME_SYSTEM = ${UNAME_SYSTEM} +UNAME_VERSION = ${UNAME_VERSION} +EOF + +exit 1 + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/lib/librumpuser/build-aux/config.sub b/lib/librumpuser/build-aux/config.sub new file mode 100755 index 000000000..82194cf07 --- /dev/null +++ b/lib/librumpuser/build-aux/config.sub @@ -0,0 +1,1791 @@ +#! /bin/sh +# Configuration validation subroutine script. +# Copyright 1992-2013 Free Software Foundation, Inc. + +timestamp='2013-08-10' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see . +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). + + +# Please send patches with a ChangeLog entry to config-patches@gnu.org. +# +# Configuration subroutine to validate and canonicalize a configuration type. +# Supply the specified configuration type as an argument. +# If it is invalid, we print an error message on stderr and exit with code 1. +# Otherwise, we print the canonical config type on stdout and succeed. + +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD + +# This file is supposed to be the same for all GNU packages +# and recognize all the CPU types, system types and aliases +# that are meaningful with *any* GNU software. +# Each package is responsible for reporting which valid configurations +# it does not support. The user should be able to distinguish +# a failure to support a valid configuration from a meaningless +# configuration. + +# The goal of this file is to map all the various variations of a given +# machine specification into a single specification in the form: +# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM +# or in some cases, the newer four-part form: +# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM +# It is wrong to echo any other type of specification. + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] CPU-MFR-OPSYS + $0 [OPTION] ALIAS + +Canonicalize a configuration name. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.sub ($timestamp) + +Copyright 1992-2013 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" + exit 1 ;; + + *local*) + # First pass through any local machine types. + echo $1 + exit ;; + + * ) + break ;; + esac +done + +case $# in + 0) echo "$me: missing argument$help" >&2 + exit 1;; + 1) ;; + *) echo "$me: too many arguments$help" >&2 + exit 1;; +esac + +# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any). +# Here we must recognize all the valid KERNEL-OS combinations. +maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'` +case $maybe_os in + nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \ + linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \ + knetbsd*-gnu* | netbsd*-* | \ + kopensolaris*-gnu* | \ + storm-chaos* | os2-emx* | rtmk-nova*) + os=-$maybe_os + basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'` + ;; + android-linux) + os=-linux-android + basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown + ;; + *) + basic_machine=`echo $1 | sed 's/-[^-]*$//'` + if [ $basic_machine != $1 ] + then os=`echo $1 | sed 's/.*-/-/'` + else os=; fi + ;; +esac + +### Let's recognize common machines as not being operating systems so +### that things like config.sub decstation-3100 work. We also +### recognize some manufacturers as not being operating systems, so we +### can provide default operating systems below. +case $os in + -sun*os*) + # Prevent following clause from handling this invalid input. + ;; + -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \ + -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \ + -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \ + -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\ + -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \ + -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \ + -apple | -axis | -knuth | -cray | -microblaze*) + os= + basic_machine=$1 + ;; + -bluegene*) + os=-cnk + ;; + -sim | -cisco | -oki | -wec | -winbond) + os= + basic_machine=$1 + ;; + -scout) + ;; + -wrs) + os=-vxworks + basic_machine=$1 + ;; + -chorusos*) + os=-chorusos + basic_machine=$1 + ;; + -chorusrdb) + os=-chorusrdb + basic_machine=$1 + ;; + -hiux*) + os=-hiuxwe2 + ;; + -sco6) + os=-sco5v6 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5) + os=-sco3.2v5 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco4) + os=-sco3.2v4 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2.[4-9]*) + os=`echo $os | sed -e 's/sco3.2./sco3.2v/'` + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2v[4-9]*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5v6*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco*) + os=-sco3.2v2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -udk*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -isc) + os=-isc2.2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -clix*) + basic_machine=clipper-intergraph + ;; + -isc*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -lynx*178) + os=-lynxos178 + ;; + -lynx*5) + os=-lynxos5 + ;; + -lynx*) + os=-lynxos + ;; + -ptx*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'` + ;; + -windowsnt*) + os=`echo $os | sed -e 's/windowsnt/winnt/'` + ;; + -psos*) + os=-psos + ;; + -mint | -mint[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; +esac + +# Decode aliases for certain CPU-COMPANY combinations. +case $basic_machine in + # Recognize the basic CPU types without company name. + # Some are omitted here because they have special meanings below. + 1750a | 580 \ + | a29k \ + | aarch64 | aarch64_be \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \ + | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \ + | am33_2.0 \ + | arc | arceb \ + | arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \ + | avr | avr32 \ + | be32 | be64 \ + | bfin \ + | c4x | c8051 | clipper \ + | d10v | d30v | dlx | dsp16xx \ + | epiphany \ + | fido | fr30 | frv \ + | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | hexagon \ + | i370 | i860 | i960 | ia64 \ + | ip2k | iq2000 \ + | le32 | le64 \ + | lm32 \ + | m32c | m32r | m32rle | m68000 | m68k | m88k \ + | maxq | mb | microblaze | microblazeel | mcore | mep | metag \ + | mips | mipsbe | mipseb | mipsel | mipsle \ + | mips16 \ + | mips64 | mips64el \ + | mips64octeon | mips64octeonel \ + | mips64orion | mips64orionel \ + | mips64r5900 | mips64r5900el \ + | mips64vr | mips64vrel \ + | mips64vr4100 | mips64vr4100el \ + | mips64vr4300 | mips64vr4300el \ + | mips64vr5000 | mips64vr5000el \ + | mips64vr5900 | mips64vr5900el \ + | mipsisa32 | mipsisa32el \ + | mipsisa32r2 | mipsisa32r2el \ + | mipsisa64 | mipsisa64el \ + | mipsisa64r2 | mipsisa64r2el \ + | mipsisa64sb1 | mipsisa64sb1el \ + | mipsisa64sr71k | mipsisa64sr71kel \ + | mipsr5900 | mipsr5900el \ + | mipstx39 | mipstx39el \ + | mn10200 | mn10300 \ + | moxie \ + | mt \ + | msp430 \ + | nds32 | nds32le | nds32be \ + | nios | nios2 | nios2eb | nios2el \ + | ns16k | ns32k \ + | open8 \ + | or1k | or32 \ + | pdp10 | pdp11 | pj | pjl \ + | powerpc | powerpc64 | powerpc64le | powerpcle \ + | pyramid \ + | rl78 | rx \ + | score \ + | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \ + | sh64 | sh64le \ + | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \ + | sparcv8 | sparcv9 | sparcv9b | sparcv9v \ + | spu \ + | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \ + | ubicom32 \ + | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \ + | we32k \ + | x86 | xc16x | xstormy16 | xtensa \ + | z8k | z80) + basic_machine=$basic_machine-unknown + ;; + c54x) + basic_machine=tic54x-unknown + ;; + c55x) + basic_machine=tic55x-unknown + ;; + c6x) + basic_machine=tic6x-unknown + ;; + m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | picochip) + basic_machine=$basic_machine-unknown + os=-none + ;; + m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k) + ;; + ms1) + basic_machine=mt-unknown + ;; + + strongarm | thumb | xscale) + basic_machine=arm-unknown + ;; + xgate) + basic_machine=$basic_machine-unknown + os=-none + ;; + xscaleeb) + basic_machine=armeb-unknown + ;; + + xscaleel) + basic_machine=armel-unknown + ;; + + # We use `pc' rather than `unknown' + # because (1) that's what they normally are, and + # (2) the word "unknown" tends to confuse beginning users. + i*86 | x86_64) + basic_machine=$basic_machine-pc + ;; + # Object if more than one company name word. + *-*-*) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; + # Recognize the basic CPU types with company name. + 580-* \ + | a29k-* \ + | aarch64-* | aarch64_be-* \ + | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \ + | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \ + | alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \ + | arm-* | armbe-* | armle-* | armeb-* | armv*-* \ + | avr-* | avr32-* \ + | be32-* | be64-* \ + | bfin-* | bs2000-* \ + | c[123]* | c30-* | [cjt]90-* | c4x-* \ + | c8051-* | clipper-* | craynv-* | cydra-* \ + | d10v-* | d30v-* | dlx-* \ + | elxsi-* \ + | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \ + | h8300-* | h8500-* \ + | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \ + | hexagon-* \ + | i*86-* | i860-* | i960-* | ia64-* \ + | ip2k-* | iq2000-* \ + | le32-* | le64-* \ + | lm32-* \ + | m32c-* | m32r-* | m32rle-* \ + | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \ + | m88110-* | m88k-* | maxq-* | mcore-* | metag-* \ + | microblaze-* | microblazeel-* \ + | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \ + | mips16-* \ + | mips64-* | mips64el-* \ + | mips64octeon-* | mips64octeonel-* \ + | mips64orion-* | mips64orionel-* \ + | mips64r5900-* | mips64r5900el-* \ + | mips64vr-* | mips64vrel-* \ + | mips64vr4100-* | mips64vr4100el-* \ + | mips64vr4300-* | mips64vr4300el-* \ + | mips64vr5000-* | mips64vr5000el-* \ + | mips64vr5900-* | mips64vr5900el-* \ + | mipsisa32-* | mipsisa32el-* \ + | mipsisa32r2-* | mipsisa32r2el-* \ + | mipsisa64-* | mipsisa64el-* \ + | mipsisa64r2-* | mipsisa64r2el-* \ + | mipsisa64sb1-* | mipsisa64sb1el-* \ + | mipsisa64sr71k-* | mipsisa64sr71kel-* \ + | mipsr5900-* | mipsr5900el-* \ + | mipstx39-* | mipstx39el-* \ + | mmix-* \ + | mt-* \ + | msp430-* \ + | nds32-* | nds32le-* | nds32be-* \ + | nios-* | nios2-* | nios2eb-* | nios2el-* \ + | none-* | np1-* | ns16k-* | ns32k-* \ + | open8-* \ + | orion-* \ + | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \ + | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \ + | pyramid-* \ + | rl78-* | romp-* | rs6000-* | rx-* \ + | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \ + | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \ + | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \ + | sparclite-* \ + | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx?-* \ + | tahoe-* \ + | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \ + | tile*-* \ + | tron-* \ + | ubicom32-* \ + | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \ + | vax-* \ + | we32k-* \ + | x86-* | x86_64-* | xc16x-* | xps100-* \ + | xstormy16-* | xtensa*-* \ + | ymp-* \ + | z8k-* | z80-*) + ;; + # Recognize the basic CPU types without company name, with glob match. + xtensa*) + basic_machine=$basic_machine-unknown + ;; + # Recognize the various machine names and aliases which stand + # for a CPU type and a company and sometimes even an OS. + 386bsd) + basic_machine=i386-unknown + os=-bsd + ;; + 3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc) + basic_machine=m68000-att + ;; + 3b*) + basic_machine=we32k-att + ;; + a29khif) + basic_machine=a29k-amd + os=-udi + ;; + abacus) + basic_machine=abacus-unknown + ;; + adobe68k) + basic_machine=m68010-adobe + os=-scout + ;; + alliant | fx80) + basic_machine=fx80-alliant + ;; + altos | altos3068) + basic_machine=m68k-altos + ;; + am29k) + basic_machine=a29k-none + os=-bsd + ;; + amd64) + basic_machine=x86_64-pc + ;; + amd64-*) + basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + amdahl) + basic_machine=580-amdahl + os=-sysv + ;; + amiga | amiga-*) + basic_machine=m68k-unknown + ;; + amigaos | amigados) + basic_machine=m68k-unknown + os=-amigaos + ;; + amigaunix | amix) + basic_machine=m68k-unknown + os=-sysv4 + ;; + apollo68) + basic_machine=m68k-apollo + os=-sysv + ;; + apollo68bsd) + basic_machine=m68k-apollo + os=-bsd + ;; + aros) + basic_machine=i386-pc + os=-aros + ;; + aux) + basic_machine=m68k-apple + os=-aux + ;; + balance) + basic_machine=ns32k-sequent + os=-dynix + ;; + blackfin) + basic_machine=bfin-unknown + os=-linux + ;; + blackfin-*) + basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + bluegene*) + basic_machine=powerpc-ibm + os=-cnk + ;; + c54x-*) + basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c55x-*) + basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c6x-*) + basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c90) + basic_machine=c90-cray + os=-unicos + ;; + cegcc) + basic_machine=arm-unknown + os=-cegcc + ;; + convex-c1) + basic_machine=c1-convex + os=-bsd + ;; + convex-c2) + basic_machine=c2-convex + os=-bsd + ;; + convex-c32) + basic_machine=c32-convex + os=-bsd + ;; + convex-c34) + basic_machine=c34-convex + os=-bsd + ;; + convex-c38) + basic_machine=c38-convex + os=-bsd + ;; + cray | j90) + basic_machine=j90-cray + os=-unicos + ;; + craynv) + basic_machine=craynv-cray + os=-unicosmp + ;; + cr16 | cr16-*) + basic_machine=cr16-unknown + os=-elf + ;; + crds | unos) + basic_machine=m68k-crds + ;; + crisv32 | crisv32-* | etraxfs*) + basic_machine=crisv32-axis + ;; + cris | cris-* | etrax*) + basic_machine=cris-axis + ;; + crx) + basic_machine=crx-unknown + os=-elf + ;; + da30 | da30-*) + basic_machine=m68k-da30 + ;; + decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn) + basic_machine=mips-dec + ;; + decsystem10* | dec10*) + basic_machine=pdp10-dec + os=-tops10 + ;; + decsystem20* | dec20*) + basic_machine=pdp10-dec + os=-tops20 + ;; + delta | 3300 | motorola-3300 | motorola-delta \ + | 3300-motorola | delta-motorola) + basic_machine=m68k-motorola + ;; + delta88) + basic_machine=m88k-motorola + os=-sysv3 + ;; + dicos) + basic_machine=i686-pc + os=-dicos + ;; + djgpp) + basic_machine=i586-pc + os=-msdosdjgpp + ;; + dpx20 | dpx20-*) + basic_machine=rs6000-bull + os=-bosx + ;; + dpx2* | dpx2*-bull) + basic_machine=m68k-bull + os=-sysv3 + ;; + ebmon29k) + basic_machine=a29k-amd + os=-ebmon + ;; + elxsi) + basic_machine=elxsi-elxsi + os=-bsd + ;; + encore | umax | mmax) + basic_machine=ns32k-encore + ;; + es1800 | OSE68k | ose68k | ose | OSE) + basic_machine=m68k-ericsson + os=-ose + ;; + fx2800) + basic_machine=i860-alliant + ;; + genix) + basic_machine=ns32k-ns + ;; + gmicro) + basic_machine=tron-gmicro + os=-sysv + ;; + go32) + basic_machine=i386-pc + os=-go32 + ;; + h3050r* | hiux*) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + h8300hms) + basic_machine=h8300-hitachi + os=-hms + ;; + h8300xray) + basic_machine=h8300-hitachi + os=-xray + ;; + h8500hms) + basic_machine=h8500-hitachi + os=-hms + ;; + harris) + basic_machine=m88k-harris + os=-sysv3 + ;; + hp300-*) + basic_machine=m68k-hp + ;; + hp300bsd) + basic_machine=m68k-hp + os=-bsd + ;; + hp300hpux) + basic_machine=m68k-hp + os=-hpux + ;; + hp3k9[0-9][0-9] | hp9[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k2[0-9][0-9] | hp9k31[0-9]) + basic_machine=m68000-hp + ;; + hp9k3[2-9][0-9]) + basic_machine=m68k-hp + ;; + hp9k6[0-9][0-9] | hp6[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k7[0-79][0-9] | hp7[0-79][0-9]) + basic_machine=hppa1.1-hp + ;; + hp9k78[0-9] | hp78[0-9]) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][13679] | hp8[0-9][13679]) + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][0-9] | hp8[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hppa-next) + os=-nextstep3 + ;; + hppaosf) + basic_machine=hppa1.1-hp + os=-osf + ;; + hppro) + basic_machine=hppa1.1-hp + os=-proelf + ;; + i370-ibm* | ibm*) + basic_machine=i370-ibm + ;; + i*86v32) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv32 + ;; + i*86v4*) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv4 + ;; + i*86v) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv + ;; + i*86sol2) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-solaris2 + ;; + i386mach) + basic_machine=i386-mach + os=-mach + ;; + i386-vsta | vsta) + basic_machine=i386-unknown + os=-vsta + ;; + iris | iris4d) + basic_machine=mips-sgi + case $os in + -irix*) + ;; + *) + os=-irix4 + ;; + esac + ;; + isi68 | isi) + basic_machine=m68k-isi + os=-sysv + ;; + m68knommu) + basic_machine=m68k-unknown + os=-linux + ;; + m68knommu-*) + basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + m88k-omron*) + basic_machine=m88k-omron + ;; + magnum | m3230) + basic_machine=mips-mips + os=-sysv + ;; + merlin) + basic_machine=ns32k-utek + os=-sysv + ;; + microblaze*) + basic_machine=microblaze-xilinx + ;; + mingw64) + basic_machine=x86_64-pc + os=-mingw64 + ;; + mingw32) + basic_machine=i686-pc + os=-mingw32 + ;; + mingw32ce) + basic_machine=arm-unknown + os=-mingw32ce + ;; + miniframe) + basic_machine=m68000-convergent + ;; + *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; + mips3*-*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'` + ;; + mips3*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown + ;; + monitor) + basic_machine=m68k-rom68k + os=-coff + ;; + morphos) + basic_machine=powerpc-unknown + os=-morphos + ;; + msdos) + basic_machine=i386-pc + os=-msdos + ;; + ms1-*) + basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'` + ;; + msys) + basic_machine=i686-pc + os=-msys + ;; + mvs) + basic_machine=i370-ibm + os=-mvs + ;; + nacl) + basic_machine=le32-unknown + os=-nacl + ;; + ncr3000) + basic_machine=i486-ncr + os=-sysv4 + ;; + netbsd386) + basic_machine=i386-unknown + os=-netbsd + ;; + netwinder) + basic_machine=armv4l-rebel + os=-linux + ;; + news | news700 | news800 | news900) + basic_machine=m68k-sony + os=-newsos + ;; + news1000) + basic_machine=m68030-sony + os=-newsos + ;; + news-3600 | risc-news) + basic_machine=mips-sony + os=-newsos + ;; + necv70) + basic_machine=v70-nec + os=-sysv + ;; + next | m*-next ) + basic_machine=m68k-next + case $os in + -nextstep* ) + ;; + -ns2*) + os=-nextstep2 + ;; + *) + os=-nextstep3 + ;; + esac + ;; + nh3000) + basic_machine=m68k-harris + os=-cxux + ;; + nh[45]000) + basic_machine=m88k-harris + os=-cxux + ;; + nindy960) + basic_machine=i960-intel + os=-nindy + ;; + mon960) + basic_machine=i960-intel + os=-mon960 + ;; + nonstopux) + basic_machine=mips-compaq + os=-nonstopux + ;; + np1) + basic_machine=np1-gould + ;; + neo-tandem) + basic_machine=neo-tandem + ;; + nse-tandem) + basic_machine=nse-tandem + ;; + nsr-tandem) + basic_machine=nsr-tandem + ;; + op50n-* | op60c-*) + basic_machine=hppa1.1-oki + os=-proelf + ;; + openrisc | openrisc-*) + basic_machine=or32-unknown + ;; + os400) + basic_machine=powerpc-ibm + os=-os400 + ;; + OSE68000 | ose68000) + basic_machine=m68000-ericsson + os=-ose + ;; + os68k) + basic_machine=m68k-none + os=-os68k + ;; + pa-hitachi) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + paragon) + basic_machine=i860-intel + os=-osf + ;; + parisc) + basic_machine=hppa-unknown + os=-linux + ;; + parisc-*) + basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + pbd) + basic_machine=sparc-tti + ;; + pbb) + basic_machine=m68k-tti + ;; + pc532 | pc532-*) + basic_machine=ns32k-pc532 + ;; + pc98) + basic_machine=i386-pc + ;; + pc98-*) + basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium | p5 | k5 | k6 | nexgen | viac3) + basic_machine=i586-pc + ;; + pentiumpro | p6 | 6x86 | athlon | athlon_*) + basic_machine=i686-pc + ;; + pentiumii | pentium2 | pentiumiii | pentium3) + basic_machine=i686-pc + ;; + pentium4) + basic_machine=i786-pc + ;; + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) + basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumpro-* | p6-* | 6x86-* | athlon-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium4-*) + basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pn) + basic_machine=pn-gould + ;; + power) basic_machine=power-ibm + ;; + ppc | ppcbe) basic_machine=powerpc-unknown + ;; + ppc-* | ppcbe-*) + basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppcle | powerpclittle | ppc-le | powerpc-little) + basic_machine=powerpcle-unknown + ;; + ppcle-* | powerpclittle-*) + basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64) basic_machine=powerpc64-unknown + ;; + ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64le | powerpc64little | ppc64-le | powerpc64-little) + basic_machine=powerpc64le-unknown + ;; + ppc64le-* | powerpc64little-*) + basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ps2) + basic_machine=i386-ibm + ;; + pw32) + basic_machine=i586-unknown + os=-pw32 + ;; + rdos | rdos64) + basic_machine=x86_64-pc + os=-rdos + ;; + rdos32) + basic_machine=i386-pc + os=-rdos + ;; + rom68k) + basic_machine=m68k-rom68k + os=-coff + ;; + rm[46]00) + basic_machine=mips-siemens + ;; + rtpc | rtpc-*) + basic_machine=romp-ibm + ;; + s390 | s390-*) + basic_machine=s390-ibm + ;; + s390x | s390x-*) + basic_machine=s390x-ibm + ;; + sa29200) + basic_machine=a29k-amd + os=-udi + ;; + sb1) + basic_machine=mipsisa64sb1-unknown + ;; + sb1el) + basic_machine=mipsisa64sb1el-unknown + ;; + sde) + basic_machine=mipsisa32-sde + os=-elf + ;; + sei) + basic_machine=mips-sei + os=-seiux + ;; + sequent) + basic_machine=i386-sequent + ;; + sh) + basic_machine=sh-hitachi + os=-hms + ;; + sh5el) + basic_machine=sh5le-unknown + ;; + sh64) + basic_machine=sh64-unknown + ;; + sparclite-wrs | simso-wrs) + basic_machine=sparclite-wrs + os=-vxworks + ;; + sps7) + basic_machine=m68k-bull + os=-sysv2 + ;; + spur) + basic_machine=spur-unknown + ;; + st2000) + basic_machine=m68k-tandem + ;; + stratus) + basic_machine=i860-stratus + os=-sysv4 + ;; + strongarm-* | thumb-*) + basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + sun2) + basic_machine=m68000-sun + ;; + sun2os3) + basic_machine=m68000-sun + os=-sunos3 + ;; + sun2os4) + basic_machine=m68000-sun + os=-sunos4 + ;; + sun3os3) + basic_machine=m68k-sun + os=-sunos3 + ;; + sun3os4) + basic_machine=m68k-sun + os=-sunos4 + ;; + sun4os3) + basic_machine=sparc-sun + os=-sunos3 + ;; + sun4os4) + basic_machine=sparc-sun + os=-sunos4 + ;; + sun4sol2) + basic_machine=sparc-sun + os=-solaris2 + ;; + sun3 | sun3-*) + basic_machine=m68k-sun + ;; + sun4) + basic_machine=sparc-sun + ;; + sun386 | sun386i | roadrunner) + basic_machine=i386-sun + ;; + sv1) + basic_machine=sv1-cray + os=-unicos + ;; + symmetry) + basic_machine=i386-sequent + os=-dynix + ;; + t3e) + basic_machine=alphaev5-cray + os=-unicos + ;; + t90) + basic_machine=t90-cray + os=-unicos + ;; + tile*) + basic_machine=$basic_machine-unknown + os=-linux-gnu + ;; + tx39) + basic_machine=mipstx39-unknown + ;; + tx39el) + basic_machine=mipstx39el-unknown + ;; + toad1) + basic_machine=pdp10-xkl + os=-tops20 + ;; + tower | tower-32) + basic_machine=m68k-ncr + ;; + tpf) + basic_machine=s390x-ibm + os=-tpf + ;; + udi29k) + basic_machine=a29k-amd + os=-udi + ;; + ultra3) + basic_machine=a29k-nyu + os=-sym1 + ;; + v810 | necv810) + basic_machine=v810-nec + os=-none + ;; + vaxv) + basic_machine=vax-dec + os=-sysv + ;; + vms) + basic_machine=vax-dec + os=-vms + ;; + vpp*|vx|vx-*) + basic_machine=f301-fujitsu + ;; + vxworks960) + basic_machine=i960-wrs + os=-vxworks + ;; + vxworks68) + basic_machine=m68k-wrs + os=-vxworks + ;; + vxworks29k) + basic_machine=a29k-wrs + os=-vxworks + ;; + w65*) + basic_machine=w65-wdc + os=-none + ;; + w89k-*) + basic_machine=hppa1.1-winbond + os=-proelf + ;; + xbox) + basic_machine=i686-pc + os=-mingw32 + ;; + xps | xps100) + basic_machine=xps100-honeywell + ;; + xscale-* | xscalee[bl]-*) + basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'` + ;; + ymp) + basic_machine=ymp-cray + os=-unicos + ;; + z8k-*-coff) + basic_machine=z8k-unknown + os=-sim + ;; + z80-*-coff) + basic_machine=z80-unknown + os=-sim + ;; + none) + basic_machine=none-none + os=-none + ;; + +# Here we handle the default manufacturer of certain CPU types. It is in +# some cases the only manufacturer, in others, it is the most popular. + w89k) + basic_machine=hppa1.1-winbond + ;; + op50n) + basic_machine=hppa1.1-oki + ;; + op60c) + basic_machine=hppa1.1-oki + ;; + romp) + basic_machine=romp-ibm + ;; + mmix) + basic_machine=mmix-knuth + ;; + rs6000) + basic_machine=rs6000-ibm + ;; + vax) + basic_machine=vax-dec + ;; + pdp10) + # there are many clones, so DEC is not a safe bet + basic_machine=pdp10-unknown + ;; + pdp11) + basic_machine=pdp11-dec + ;; + we32k) + basic_machine=we32k-att + ;; + sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele) + basic_machine=sh-unknown + ;; + sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v) + basic_machine=sparc-sun + ;; + cydra) + basic_machine=cydra-cydrome + ;; + orion) + basic_machine=orion-highlevel + ;; + orion105) + basic_machine=clipper-highlevel + ;; + mac | mpw | mac-mpw) + basic_machine=m68k-apple + ;; + pmac | pmac-mpw) + basic_machine=powerpc-apple + ;; + *-unknown) + # Make sure to match an already-canonicalized machine name. + ;; + *) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; +esac + +# Here we canonicalize certain aliases for manufacturers. +case $basic_machine in + *-digital*) + basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'` + ;; + *-commodore*) + basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'` + ;; + *) + ;; +esac + +# Decode manufacturer-specific aliases for certain operating systems. + +if [ x"$os" != x"" ] +then +case $os in + # First match some system type aliases + # that might get confused with valid system types. + # -solaris* is a basic system type, with this one exception. + -auroraux) + os=-auroraux + ;; + -solaris1 | -solaris1.*) + os=`echo $os | sed -e 's|solaris1|sunos4|'` + ;; + -solaris) + os=-solaris2 + ;; + -svr4*) + os=-sysv4 + ;; + -unixware*) + os=-sysv4.2uw + ;; + -gnu/linux*) + os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'` + ;; + # First accept the basic system types. + # The portable systems comes first. + # Each alternative MUST END IN A *, to match a version number. + # -sysv* is not here because it comes later, after sysvr4. + -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \ + | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\ + | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \ + | -sym* | -kopensolaris* | -plan9* \ + | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \ + | -aos* | -aros* \ + | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \ + | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \ + | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \ + | -bitrig* | -openbsd* | -solidbsd* \ + | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \ + | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \ + | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \ + | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \ + | -chorusos* | -chorusrdb* | -cegcc* \ + | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \ + | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \ + | -linux-newlib* | -linux-musl* | -linux-uclibc* \ + | -uxpv* | -beos* | -mpeix* | -udk* \ + | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \ + | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \ + | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \ + | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \ + | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \ + | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \ + | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*) + # Remember, each alternative MUST END IN *, to match a version number. + ;; + -qnx*) + case $basic_machine in + x86-* | i*86-*) + ;; + *) + os=-nto$os + ;; + esac + ;; + -nto-qnx*) + ;; + -nto*) + os=`echo $os | sed -e 's|nto|nto-qnx|'` + ;; + -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \ + | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \ + | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*) + ;; + -mac*) + os=`echo $os | sed -e 's|mac|macos|'` + ;; + -linux-dietlibc) + os=-linux-dietlibc + ;; + -linux*) + os=`echo $os | sed -e 's|linux|linux-gnu|'` + ;; + -sunos5*) + os=`echo $os | sed -e 's|sunos5|solaris2|'` + ;; + -sunos6*) + os=`echo $os | sed -e 's|sunos6|solaris3|'` + ;; + -opened*) + os=-openedition + ;; + -os400*) + os=-os400 + ;; + -wince*) + os=-wince + ;; + -osfrose*) + os=-osfrose + ;; + -osf*) + os=-osf + ;; + -utek*) + os=-bsd + ;; + -dynix*) + os=-bsd + ;; + -acis*) + os=-aos + ;; + -atheos*) + os=-atheos + ;; + -syllable*) + os=-syllable + ;; + -386bsd) + os=-bsd + ;; + -ctix* | -uts*) + os=-sysv + ;; + -nova*) + os=-rtmk-nova + ;; + -ns2 ) + os=-nextstep2 + ;; + -nsk*) + os=-nsk + ;; + # Preserve the version number of sinix5. + -sinix5.*) + os=`echo $os | sed -e 's|sinix|sysv|'` + ;; + -sinix*) + os=-sysv4 + ;; + -tpf*) + os=-tpf + ;; + -triton*) + os=-sysv3 + ;; + -oss*) + os=-sysv3 + ;; + -svr4) + os=-sysv4 + ;; + -svr3) + os=-sysv3 + ;; + -sysvr4) + os=-sysv4 + ;; + # This must come after -sysvr4. + -sysv*) + ;; + -ose*) + os=-ose + ;; + -es1800*) + os=-ose + ;; + -xenix) + os=-xenix + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + os=-mint + ;; + -aros*) + os=-aros + ;; + -zvmoe) + os=-zvmoe + ;; + -dicos*) + os=-dicos + ;; + -nacl*) + ;; + -none) + ;; + *) + # Get rid of the `-' at the beginning of $os. + os=`echo $os | sed 's/[^-]*-//'` + echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2 + exit 1 + ;; +esac +else + +# Here we handle the default operating systems that come with various machines. +# The value should be what the vendor currently ships out the door with their +# machine or put another way, the most popular os provided with the machine. + +# Note that if you're going to try to match "-MANUFACTURER" here (say, +# "-sun"), then you have to tell the case statement up towards the top +# that MANUFACTURER isn't an operating system. Otherwise, code above +# will signal an error saying that MANUFACTURER isn't an operating +# system, and we'll never get to this point. + +case $basic_machine in + score-*) + os=-elf + ;; + spu-*) + os=-elf + ;; + *-acorn) + os=-riscix1.2 + ;; + arm*-rebel) + os=-linux + ;; + arm*-semi) + os=-aout + ;; + c4x-* | tic4x-*) + os=-coff + ;; + c8051-*) + os=-elf + ;; + hexagon-*) + os=-elf + ;; + tic54x-*) + os=-coff + ;; + tic55x-*) + os=-coff + ;; + tic6x-*) + os=-coff + ;; + # This must come before the *-dec entry. + pdp10-*) + os=-tops20 + ;; + pdp11-*) + os=-none + ;; + *-dec | vax-*) + os=-ultrix4.2 + ;; + m68*-apollo) + os=-domain + ;; + i386-sun) + os=-sunos4.0.2 + ;; + m68000-sun) + os=-sunos3 + ;; + m68*-cisco) + os=-aout + ;; + mep-*) + os=-elf + ;; + mips*-cisco) + os=-elf + ;; + mips*-*) + os=-elf + ;; + or1k-*) + os=-elf + ;; + or32-*) + os=-coff + ;; + *-tti) # must be before sparc entry or we get the wrong os. + os=-sysv3 + ;; + sparc-* | *-sun) + os=-sunos4.1.1 + ;; + *-be) + os=-beos + ;; + *-haiku) + os=-haiku + ;; + *-ibm) + os=-aix + ;; + *-knuth) + os=-mmixware + ;; + *-wec) + os=-proelf + ;; + *-winbond) + os=-proelf + ;; + *-oki) + os=-proelf + ;; + *-hp) + os=-hpux + ;; + *-hitachi) + os=-hiux + ;; + i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent) + os=-sysv + ;; + *-cbm) + os=-amigaos + ;; + *-dg) + os=-dgux + ;; + *-dolphin) + os=-sysv3 + ;; + m68k-ccur) + os=-rtu + ;; + m88k-omron*) + os=-luna + ;; + *-next ) + os=-nextstep + ;; + *-sequent) + os=-ptx + ;; + *-crds) + os=-unos + ;; + *-ns) + os=-genix + ;; + i370-*) + os=-mvs + ;; + *-next) + os=-nextstep3 + ;; + *-gould) + os=-sysv + ;; + *-highlevel) + os=-bsd + ;; + *-encore) + os=-bsd + ;; + *-sgi) + os=-irix + ;; + *-siemens) + os=-sysv4 + ;; + *-masscomp) + os=-rtu + ;; + f30[01]-fujitsu | f700-fujitsu) + os=-uxpv + ;; + *-rom68k) + os=-coff + ;; + *-*bug) + os=-coff + ;; + *-apple) + os=-macos + ;; + *-atari*) + os=-mint + ;; + *) + os=-none + ;; +esac +fi + +# Here we handle the case where we know the os, and the CPU type, but not the +# manufacturer. We pick the logical manufacturer. +vendor=unknown +case $basic_machine in + *-unknown) + case $os in + -riscix*) + vendor=acorn + ;; + -sunos*) + vendor=sun + ;; + -cnk*|-aix*) + vendor=ibm + ;; + -beos*) + vendor=be + ;; + -hpux*) + vendor=hp + ;; + -mpeix*) + vendor=hp + ;; + -hiux*) + vendor=hitachi + ;; + -unos*) + vendor=crds + ;; + -dgux*) + vendor=dg + ;; + -luna*) + vendor=omron + ;; + -genix*) + vendor=ns + ;; + -mvs* | -opened*) + vendor=ibm + ;; + -os400*) + vendor=ibm + ;; + -ptx*) + vendor=sequent + ;; + -tpf*) + vendor=ibm + ;; + -vxsim* | -vxworks* | -windiss*) + vendor=wrs + ;; + -aux*) + vendor=apple + ;; + -hms*) + vendor=hitachi + ;; + -mpw* | -macos*) + vendor=apple + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + vendor=atari + ;; + -vos*) + vendor=stratus + ;; + esac + basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"` + ;; +esac + +echo $basic_machine$os +exit + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/lib/librumpuser/build-aux/depcomp b/lib/librumpuser/build-aux/depcomp new file mode 100755 index 000000000..4ebd5b3a2 --- /dev/null +++ b/lib/librumpuser/build-aux/depcomp @@ -0,0 +1,791 @@ +#! /bin/sh +# depcomp - compile a program generating dependencies as side-effects + +scriptversion=2013-05-30.07; # UTC + +# Copyright (C) 1999-2013 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# Originally written by Alexandre Oliva . + +case $1 in + '') + echo "$0: No command. Try '$0 --help' for more information." 1>&2 + exit 1; + ;; + -h | --h*) + cat <<\EOF +Usage: depcomp [--help] [--version] PROGRAM [ARGS] + +Run PROGRAMS ARGS to compile a file, generating dependencies +as side-effects. + +Environment variables: + depmode Dependency tracking mode. + source Source file read by 'PROGRAMS ARGS'. + object Object file output by 'PROGRAMS ARGS'. + DEPDIR directory where to store dependencies. + depfile Dependency file to output. + tmpdepfile Temporary file to use when outputting dependencies. + libtool Whether libtool is used (yes/no). + +Report bugs to . +EOF + exit $? + ;; + -v | --v*) + echo "depcomp $scriptversion" + exit $? + ;; +esac + +# Get the directory component of the given path, and save it in the +# global variables '$dir'. Note that this directory component will +# be either empty or ending with a '/' character. This is deliberate. +set_dir_from () +{ + case $1 in + */*) dir=`echo "$1" | sed -e 's|/[^/]*$|/|'`;; + *) dir=;; + esac +} + +# Get the suffix-stripped basename of the given path, and save it the +# global variable '$base'. +set_base_from () +{ + base=`echo "$1" | sed -e 's|^.*/||' -e 's/\.[^.]*$//'` +} + +# If no dependency file was actually created by the compiler invocation, +# we still have to create a dummy depfile, to avoid errors with the +# Makefile "include basename.Plo" scheme. +make_dummy_depfile () +{ + echo "#dummy" > "$depfile" +} + +# Factor out some common post-processing of the generated depfile. +# Requires the auxiliary global variable '$tmpdepfile' to be set. +aix_post_process_depfile () +{ + # If the compiler actually managed to produce a dependency file, + # post-process it. + if test -f "$tmpdepfile"; then + # Each line is of the form 'foo.o: dependency.h'. + # Do two passes, one to just change these to + # $object: dependency.h + # and one to simply output + # dependency.h: + # which is needed to avoid the deleted-header problem. + { sed -e "s,^.*\.[$lower]*:,$object:," < "$tmpdepfile" + sed -e "s,^.*\.[$lower]*:[$tab ]*,," -e 's,$,:,' < "$tmpdepfile" + } > "$depfile" + rm -f "$tmpdepfile" + else + make_dummy_depfile + fi +} + +# A tabulation character. +tab=' ' +# A newline character. +nl=' +' +# Character ranges might be problematic outside the C locale. +# These definitions help. +upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ +lower=abcdefghijklmnopqrstuvwxyz +digits=0123456789 +alpha=${upper}${lower} + +if test -z "$depmode" || test -z "$source" || test -z "$object"; then + echo "depcomp: Variables source, object and depmode must be set" 1>&2 + exit 1 +fi + +# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po. +depfile=${depfile-`echo "$object" | + sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`} +tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`} + +rm -f "$tmpdepfile" + +# Avoid interferences from the environment. +gccflag= dashmflag= + +# Some modes work just like other modes, but use different flags. We +# parameterize here, but still list the modes in the big case below, +# to make depend.m4 easier to write. Note that we *cannot* use a case +# here, because this file can only contain one case statement. +if test "$depmode" = hp; then + # HP compiler uses -M and no extra arg. + gccflag=-M + depmode=gcc +fi + +if test "$depmode" = dashXmstdout; then + # This is just like dashmstdout with a different argument. + dashmflag=-xM + depmode=dashmstdout +fi + +cygpath_u="cygpath -u -f -" +if test "$depmode" = msvcmsys; then + # This is just like msvisualcpp but w/o cygpath translation. + # Just convert the backslash-escaped backslashes to single forward + # slashes to satisfy depend.m4 + cygpath_u='sed s,\\\\,/,g' + depmode=msvisualcpp +fi + +if test "$depmode" = msvc7msys; then + # This is just like msvc7 but w/o cygpath translation. + # Just convert the backslash-escaped backslashes to single forward + # slashes to satisfy depend.m4 + cygpath_u='sed s,\\\\,/,g' + depmode=msvc7 +fi + +if test "$depmode" = xlc; then + # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency information. + gccflag=-qmakedep=gcc,-MF + depmode=gcc +fi + +case "$depmode" in +gcc3) +## gcc 3 implements dependency tracking that does exactly what +## we want. Yay! Note: for some reason libtool 1.4 doesn't like +## it if -MD -MP comes after the -MF stuff. Hmm. +## Unfortunately, FreeBSD c89 acceptance of flags depends upon +## the command line argument order; so add the flags where they +## appear in depend2.am. Note that the slowdown incurred here +## affects only configure: in makefiles, %FASTDEP% shortcuts this. + for arg + do + case $arg in + -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;; + *) set fnord "$@" "$arg" ;; + esac + shift # fnord + shift # $arg + done + "$@" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + mv "$tmpdepfile" "$depfile" + ;; + +gcc) +## Note that this doesn't just cater to obsosete pre-3.x GCC compilers. +## but also to in-use compilers like IMB xlc/xlC and the HP C compiler. +## (see the conditional assignment to $gccflag above). +## There are various ways to get dependency output from gcc. Here's +## why we pick this rather obscure method: +## - Don't want to use -MD because we'd like the dependencies to end +## up in a subdir. Having to rename by hand is ugly. +## (We might end up doing this anyway to support other compilers.) +## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like +## -MM, not -M (despite what the docs say). Also, it might not be +## supported by the other compilers which use the 'gcc' depmode. +## - Using -M directly means running the compiler twice (even worse +## than renaming). + if test -z "$gccflag"; then + gccflag=-MD, + fi + "$@" -Wp,"$gccflag$tmpdepfile" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + echo "$object : \\" > "$depfile" + # The second -e expression handles DOS-style file names with drive + # letters. + sed -e 's/^[^:]*: / /' \ + -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile" +## This next piece of magic avoids the "deleted header file" problem. +## The problem is that when a header file which appears in a .P file +## is deleted, the dependency causes make to die (because there is +## typically no way to rebuild the header). We avoid this by adding +## dummy dependencies for each header file. Too bad gcc doesn't do +## this for us directly. +## Some versions of gcc put a space before the ':'. On the theory +## that the space means something, we add a space to the output as +## well. hp depmode also adds that space, but also prefixes the VPATH +## to the object. Take care to not repeat it in the output. +## Some versions of the HPUX 10.20 sed can't process this invocation +## correctly. Breaking it into two sed invocations is a workaround. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +hp) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +sgi) + if test "$libtool" = yes; then + "$@" "-Wp,-MDupdate,$tmpdepfile" + else + "$@" -MDupdate "$tmpdepfile" + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + + if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files + echo "$object : \\" > "$depfile" + # Clip off the initial element (the dependent). Don't try to be + # clever and replace this with sed code, as IRIX sed won't handle + # lines with more than a fixed number of characters (4096 in + # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines; + # the IRIX cc adds comments like '#:fec' to the end of the + # dependency line. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' \ + | tr "$nl" ' ' >> "$depfile" + echo >> "$depfile" + # The second pass generates a dummy entry for each header file. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \ + >> "$depfile" + else + make_dummy_depfile + fi + rm -f "$tmpdepfile" + ;; + +xlc) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +aix) + # The C for AIX Compiler uses -M and outputs the dependencies + # in a .u file. In older versions, this file always lives in the + # current directory. Also, the AIX compiler puts '$object:' at the + # start of each line; $object doesn't have directory information. + # Version 6 uses the directory in both cases. + set_dir_from "$object" + set_base_from "$object" + if test "$libtool" = yes; then + tmpdepfile1=$dir$base.u + tmpdepfile2=$base.u + tmpdepfile3=$dir.libs/$base.u + "$@" -Wc,-M + else + tmpdepfile1=$dir$base.u + tmpdepfile2=$dir$base.u + tmpdepfile3=$dir$base.u + "$@" -M + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + do + test -f "$tmpdepfile" && break + done + aix_post_process_depfile + ;; + +tcc) + # tcc (Tiny C Compiler) understand '-MD -MF file' since version 0.9.26 + # FIXME: That version still under development at the moment of writing. + # Make that this statement remains true also for stable, released + # versions. + # It will wrap lines (doesn't matter whether long or short) with a + # trailing '\', as in: + # + # foo.o : \ + # foo.c \ + # foo.h \ + # + # It will put a trailing '\' even on the last line, and will use leading + # spaces rather than leading tabs (at least since its commit 0394caf7 + # "Emit spaces for -MD"). + "$@" -MD -MF "$tmpdepfile" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + # Each non-empty line is of the form 'foo.o : \' or ' dep.h \'. + # We have to change lines of the first kind to '$object: \'. + sed -e "s|.*:|$object :|" < "$tmpdepfile" > "$depfile" + # And for each line of the second kind, we have to emit a 'dep.h:' + # dummy dependency, to avoid the deleted-header problem. + sed -n -e 's|^ *\(.*\) *\\$|\1:|p' < "$tmpdepfile" >> "$depfile" + rm -f "$tmpdepfile" + ;; + +## The order of this option in the case statement is important, since the +## shell code in configure will try each of these formats in the order +## listed in this file. A plain '-MD' option would be understood by many +## compilers, so we must ensure this comes after the gcc and icc options. +pgcc) + # Portland's C compiler understands '-MD'. + # Will always output deps to 'file.d' where file is the root name of the + # source file under compilation, even if file resides in a subdirectory. + # The object file name does not affect the name of the '.d' file. + # pgcc 10.2 will output + # foo.o: sub/foo.c sub/foo.h + # and will wrap long lines using '\' : + # foo.o: sub/foo.c ... \ + # sub/foo.h ... \ + # ... + set_dir_from "$object" + # Use the source, not the object, to determine the base name, since + # that's sadly what pgcc will do too. + set_base_from "$source" + tmpdepfile=$base.d + + # For projects that build the same source file twice into different object + # files, the pgcc approach of using the *source* file root name can cause + # problems in parallel builds. Use a locking strategy to avoid stomping on + # the same $tmpdepfile. + lockdir=$base.d-lock + trap " + echo '$0: caught signal, cleaning up...' >&2 + rmdir '$lockdir' + exit 1 + " 1 2 13 15 + numtries=100 + i=$numtries + while test $i -gt 0; do + # mkdir is a portable test-and-set. + if mkdir "$lockdir" 2>/dev/null; then + # This process acquired the lock. + "$@" -MD + stat=$? + # Release the lock. + rmdir "$lockdir" + break + else + # If the lock is being held by a different process, wait + # until the winning process is done or we timeout. + while test -d "$lockdir" && test $i -gt 0; do + sleep 1 + i=`expr $i - 1` + done + fi + i=`expr $i - 1` + done + trap - 1 2 13 15 + if test $i -le 0; then + echo "$0: failed to acquire lock after $numtries attempts" >&2 + echo "$0: check lockdir '$lockdir'" >&2 + exit 1 + fi + + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + # Each line is of the form `foo.o: dependent.h', + # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'. + # Do two passes, one to just change these to + # `$object: dependent.h' and one to simply `dependent.h:'. + sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process this invocation + # correctly. Breaking it into two sed invocations is a workaround. + sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +hp2) + # The "hp" stanza above does not work with aCC (C++) and HP's ia64 + # compilers, which have integrated preprocessors. The correct option + # to use with these is +Maked; it writes dependencies to a file named + # 'foo.d', which lands next to the object file, wherever that + # happens to be. + # Much of this is similar to the tru64 case; see comments there. + set_dir_from "$object" + set_base_from "$object" + if test "$libtool" = yes; then + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir.libs/$base.d + "$@" -Wc,+Maked + else + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir$base.d + "$@" +Maked + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" + do + test -f "$tmpdepfile" && break + done + if test -f "$tmpdepfile"; then + sed -e "s,^.*\.[$lower]*:,$object:," "$tmpdepfile" > "$depfile" + # Add 'dependent.h:' lines. + sed -ne '2,${ + s/^ *// + s/ \\*$// + s/$/:/ + p + }' "$tmpdepfile" >> "$depfile" + else + make_dummy_depfile + fi + rm -f "$tmpdepfile" "$tmpdepfile2" + ;; + +tru64) + # The Tru64 compiler uses -MD to generate dependencies as a side + # effect. 'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'. + # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put + # dependencies in 'foo.d' instead, so we check for that too. + # Subdirectories are respected. + set_dir_from "$object" + set_base_from "$object" + + if test "$libtool" = yes; then + # Libtool generates 2 separate objects for the 2 libraries. These + # two compilations output dependencies in $dir.libs/$base.o.d and + # in $dir$base.o.d. We have to check for both files, because + # one of the two compilations can be disabled. We should prefer + # $dir$base.o.d over $dir.libs/$base.o.d because the latter is + # automatically cleaned when .libs/ is deleted, while ignoring + # the former would cause a distcleancheck panic. + tmpdepfile1=$dir$base.o.d # libtool 1.5 + tmpdepfile2=$dir.libs/$base.o.d # Likewise. + tmpdepfile3=$dir.libs/$base.d # Compaq CCC V6.2-504 + "$@" -Wc,-MD + else + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir$base.d + tmpdepfile3=$dir$base.d + "$@" -MD + fi + + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + do + test -f "$tmpdepfile" && break + done + # Same post-processing that is required for AIX mode. + aix_post_process_depfile + ;; + +msvc7) + if test "$libtool" = yes; then + showIncludes=-Wc,-showIncludes + else + showIncludes=-showIncludes + fi + "$@" $showIncludes > "$tmpdepfile" + stat=$? + grep -v '^Note: including file: ' "$tmpdepfile" + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + echo "$object : \\" > "$depfile" + # The first sed program below extracts the file names and escapes + # backslashes for cygpath. The second sed program outputs the file + # name when reading, but also accumulates all include files in the + # hold buffer in order to output them again at the end. This only + # works with sed implementations that can handle large buffers. + sed < "$tmpdepfile" -n ' +/^Note: including file: *\(.*\)/ { + s//\1/ + s/\\/\\\\/g + p +}' | $cygpath_u | sort -u | sed -n ' +s/ /\\ /g +s/\(.*\)/'"$tab"'\1 \\/p +s/.\(.*\) \\/\1:/ +H +$ { + s/.*/'"$tab"'/ + G + p +}' >> "$depfile" + echo >> "$depfile" # make sure the fragment doesn't end with a backslash + rm -f "$tmpdepfile" + ;; + +msvc7msys) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +#nosideeffect) + # This comment above is used by automake to tell side-effect + # dependency tracking mechanisms from slower ones. + +dashmstdout) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout, regardless of -o. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + # Remove '-o $object'. + IFS=" " + for arg + do + case $arg in + -o) + shift + ;; + $object) + shift + ;; + *) + set fnord "$@" "$arg" + shift # fnord + shift # $arg + ;; + esac + done + + test -z "$dashmflag" && dashmflag=-M + # Require at least two characters before searching for ':' + # in the target name. This is to cope with DOS-style filenames: + # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise. + "$@" $dashmflag | + sed "s|^[$tab ]*[^:$tab ][^:][^:]*:[$tab ]*|$object: |" > "$tmpdepfile" + rm -f "$depfile" + cat < "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process this sed invocation + # correctly. Breaking it into two sed invocations is a workaround. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +dashXmstdout) + # This case only exists to satisfy depend.m4. It is never actually + # run, as this mode is specially recognized in the preamble. + exit 1 + ;; + +makedepend) + "$@" || exit $? + # Remove any Libtool call + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + # X makedepend + shift + cleared=no eat=no + for arg + do + case $cleared in + no) + set ""; shift + cleared=yes ;; + esac + if test $eat = yes; then + eat=no + continue + fi + case "$arg" in + -D*|-I*) + set fnord "$@" "$arg"; shift ;; + # Strip any option that makedepend may not understand. Remove + # the object too, otherwise makedepend will parse it as a source file. + -arch) + eat=yes ;; + -*|$object) + ;; + *) + set fnord "$@" "$arg"; shift ;; + esac + done + obj_suffix=`echo "$object" | sed 's/^.*\././'` + touch "$tmpdepfile" + ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@" + rm -f "$depfile" + # makedepend may prepend the VPATH from the source file name to the object. + # No need to regex-escape $object, excess matching of '.' is harmless. + sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process the last invocation + # correctly. Breaking it into two sed invocations is a workaround. + sed '1,2d' "$tmpdepfile" \ + | tr ' ' "$nl" \ + | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" "$tmpdepfile".bak + ;; + +cpp) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + # Remove '-o $object'. + IFS=" " + for arg + do + case $arg in + -o) + shift + ;; + $object) + shift + ;; + *) + set fnord "$@" "$arg" + shift # fnord + shift # $arg + ;; + esac + done + + "$@" -E \ + | sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \ + -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \ + | sed '$ s: \\$::' > "$tmpdepfile" + rm -f "$depfile" + echo "$object : \\" > "$depfile" + cat < "$tmpdepfile" >> "$depfile" + sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +msvisualcpp) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + IFS=" " + for arg + do + case "$arg" in + -o) + shift + ;; + $object) + shift + ;; + "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI") + set fnord "$@" + shift + shift + ;; + *) + set fnord "$@" "$arg" + shift + shift + ;; + esac + done + "$@" -E 2>/dev/null | + sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile" + rm -f "$depfile" + echo "$object : \\" > "$depfile" + sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::'"$tab"'\1 \\:p' >> "$depfile" + echo "$tab" >> "$depfile" + sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +msvcmsys) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +none) + exec "$@" + ;; + +*) + echo "Unknown depmode $depmode" 1>&2 + exit 1 + ;; +esac + +exit 0 + +# Local Variables: +# mode: shell-script +# sh-indentation: 2 +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/lib/librumpuser/build-aux/install-sh b/lib/librumpuser/build-aux/install-sh new file mode 100755 index 000000000..377bb8687 --- /dev/null +++ b/lib/librumpuser/build-aux/install-sh @@ -0,0 +1,527 @@ +#!/bin/sh +# install - install a program, script, or datafile + +scriptversion=2011-11-20.07; # UTC + +# This originates from X11R5 (mit/util/scripts/install.sh), which was +# later released in X11R6 (xc/config/util/install.sh) with the +# following copyright and license. +# +# Copyright (C) 1994 X Consortium +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to +# deal in the Software without restriction, including without limitation the +# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +# sell copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- +# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +# +# Except as contained in this notice, the name of the X Consortium shall not +# be used in advertising or otherwise to promote the sale, use or other deal- +# ings in this Software without prior written authorization from the X Consor- +# tium. +# +# +# FSF changes to this file are in the public domain. +# +# Calling this script install-sh is preferred over install.sh, to prevent +# 'make' implicit rules from creating a file called install from it +# when there is no Makefile. +# +# This script is compatible with the BSD install script, but was written +# from scratch. + +nl=' +' +IFS=" "" $nl" + +# set DOITPROG to echo to test this script + +# Don't use :- since 4.3BSD and earlier shells don't like it. +doit=${DOITPROG-} +if test -z "$doit"; then + doit_exec=exec +else + doit_exec=$doit +fi + +# Put in absolute file names if you don't have them in your path; +# or use environment vars. + +chgrpprog=${CHGRPPROG-chgrp} +chmodprog=${CHMODPROG-chmod} +chownprog=${CHOWNPROG-chown} +cmpprog=${CMPPROG-cmp} +cpprog=${CPPROG-cp} +mkdirprog=${MKDIRPROG-mkdir} +mvprog=${MVPROG-mv} +rmprog=${RMPROG-rm} +stripprog=${STRIPPROG-strip} + +posix_glob='?' +initialize_posix_glob=' + test "$posix_glob" != "?" || { + if (set -f) 2>/dev/null; then + posix_glob= + else + posix_glob=: + fi + } +' + +posix_mkdir= + +# Desired mode of installed file. +mode=0755 + +chgrpcmd= +chmodcmd=$chmodprog +chowncmd= +mvcmd=$mvprog +rmcmd="$rmprog -f" +stripcmd= + +src= +dst= +dir_arg= +dst_arg= + +copy_on_change=false +no_target_directory= + +usage="\ +Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE + or: $0 [OPTION]... SRCFILES... DIRECTORY + or: $0 [OPTION]... -t DIRECTORY SRCFILES... + or: $0 [OPTION]... -d DIRECTORIES... + +In the 1st form, copy SRCFILE to DSTFILE. +In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. +In the 4th, create DIRECTORIES. + +Options: + --help display this help and exit. + --version display version info and exit. + + -c (ignored) + -C install only if different (preserve the last data modification time) + -d create directories instead of installing files. + -g GROUP $chgrpprog installed files to GROUP. + -m MODE $chmodprog installed files to MODE. + -o USER $chownprog installed files to USER. + -s $stripprog installed files. + -t DIRECTORY install into DIRECTORY. + -T report an error if DSTFILE is a directory. + +Environment variables override the default commands: + CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG + RMPROG STRIPPROG +" + +while test $# -ne 0; do + case $1 in + -c) ;; + + -C) copy_on_change=true;; + + -d) dir_arg=true;; + + -g) chgrpcmd="$chgrpprog $2" + shift;; + + --help) echo "$usage"; exit $?;; + + -m) mode=$2 + case $mode in + *' '* | *' '* | *' +'* | *'*'* | *'?'* | *'['*) + echo "$0: invalid mode: $mode" >&2 + exit 1;; + esac + shift;; + + -o) chowncmd="$chownprog $2" + shift;; + + -s) stripcmd=$stripprog;; + + -t) dst_arg=$2 + # Protect names problematic for 'test' and other utilities. + case $dst_arg in + -* | [=\(\)!]) dst_arg=./$dst_arg;; + esac + shift;; + + -T) no_target_directory=true;; + + --version) echo "$0 $scriptversion"; exit $?;; + + --) shift + break;; + + -*) echo "$0: invalid option: $1" >&2 + exit 1;; + + *) break;; + esac + shift +done + +if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then + # When -d is used, all remaining arguments are directories to create. + # When -t is used, the destination is already specified. + # Otherwise, the last argument is the destination. Remove it from $@. + for arg + do + if test -n "$dst_arg"; then + # $@ is not empty: it contains at least $arg. + set fnord "$@" "$dst_arg" + shift # fnord + fi + shift # arg + dst_arg=$arg + # Protect names problematic for 'test' and other utilities. + case $dst_arg in + -* | [=\(\)!]) dst_arg=./$dst_arg;; + esac + done +fi + +if test $# -eq 0; then + if test -z "$dir_arg"; then + echo "$0: no input file specified." >&2 + exit 1 + fi + # It's OK to call 'install-sh -d' without argument. + # This can happen when creating conditional directories. + exit 0 +fi + +if test -z "$dir_arg"; then + do_exit='(exit $ret); exit $ret' + trap "ret=129; $do_exit" 1 + trap "ret=130; $do_exit" 2 + trap "ret=141; $do_exit" 13 + trap "ret=143; $do_exit" 15 + + # Set umask so as not to create temps with too-generous modes. + # However, 'strip' requires both read and write access to temps. + case $mode in + # Optimize common cases. + *644) cp_umask=133;; + *755) cp_umask=22;; + + *[0-7]) + if test -z "$stripcmd"; then + u_plus_rw= + else + u_plus_rw='% 200' + fi + cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; + *) + if test -z "$stripcmd"; then + u_plus_rw= + else + u_plus_rw=,u+rw + fi + cp_umask=$mode$u_plus_rw;; + esac +fi + +for src +do + # Protect names problematic for 'test' and other utilities. + case $src in + -* | [=\(\)!]) src=./$src;; + esac + + if test -n "$dir_arg"; then + dst=$src + dstdir=$dst + test -d "$dstdir" + dstdir_status=$? + else + + # Waiting for this to be detected by the "$cpprog $src $dsttmp" command + # might cause directories to be created, which would be especially bad + # if $src (and thus $dsttmp) contains '*'. + if test ! -f "$src" && test ! -d "$src"; then + echo "$0: $src does not exist." >&2 + exit 1 + fi + + if test -z "$dst_arg"; then + echo "$0: no destination specified." >&2 + exit 1 + fi + dst=$dst_arg + + # If destination is a directory, append the input filename; won't work + # if double slashes aren't ignored. + if test -d "$dst"; then + if test -n "$no_target_directory"; then + echo "$0: $dst_arg: Is a directory" >&2 + exit 1 + fi + dstdir=$dst + dst=$dstdir/`basename "$src"` + dstdir_status=0 + else + # Prefer dirname, but fall back on a substitute if dirname fails. + dstdir=` + (dirname "$dst") 2>/dev/null || + expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$dst" : 'X\(//\)[^/]' \| \ + X"$dst" : 'X\(//\)$' \| \ + X"$dst" : 'X\(/\)' \| . 2>/dev/null || + echo X"$dst" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q' + ` + + test -d "$dstdir" + dstdir_status=$? + fi + fi + + obsolete_mkdir_used=false + + if test $dstdir_status != 0; then + case $posix_mkdir in + '') + # Create intermediate dirs using mode 755 as modified by the umask. + # This is like FreeBSD 'install' as of 1997-10-28. + umask=`umask` + case $stripcmd.$umask in + # Optimize common cases. + *[2367][2367]) mkdir_umask=$umask;; + .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; + + *[0-7]) + mkdir_umask=`expr $umask + 22 \ + - $umask % 100 % 40 + $umask % 20 \ + - $umask % 10 % 4 + $umask % 2 + `;; + *) mkdir_umask=$umask,go-w;; + esac + + # With -d, create the new directory with the user-specified mode. + # Otherwise, rely on $mkdir_umask. + if test -n "$dir_arg"; then + mkdir_mode=-m$mode + else + mkdir_mode= + fi + + posix_mkdir=false + case $umask in + *[123567][0-7][0-7]) + # POSIX mkdir -p sets u+wx bits regardless of umask, which + # is incompatible with FreeBSD 'install' when (umask & 300) != 0. + ;; + *) + tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ + trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 + + if (umask $mkdir_umask && + exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 + then + if test -z "$dir_arg" || { + # Check for POSIX incompatibilities with -m. + # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or + # other-writable bit of parent directory when it shouldn't. + # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. + ls_ld_tmpdir=`ls -ld "$tmpdir"` + case $ls_ld_tmpdir in + d????-?r-*) different_mode=700;; + d????-?--*) different_mode=755;; + *) false;; + esac && + $mkdirprog -m$different_mode -p -- "$tmpdir" && { + ls_ld_tmpdir_1=`ls -ld "$tmpdir"` + test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" + } + } + then posix_mkdir=: + fi + rmdir "$tmpdir/d" "$tmpdir" + else + # Remove any dirs left behind by ancient mkdir implementations. + rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null + fi + trap '' 0;; + esac;; + esac + + if + $posix_mkdir && ( + umask $mkdir_umask && + $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" + ) + then : + else + + # The umask is ridiculous, or mkdir does not conform to POSIX, + # or it failed possibly due to a race condition. Create the + # directory the slow way, step by step, checking for races as we go. + + case $dstdir in + /*) prefix='/';; + [-=\(\)!]*) prefix='./';; + *) prefix='';; + esac + + eval "$initialize_posix_glob" + + oIFS=$IFS + IFS=/ + $posix_glob set -f + set fnord $dstdir + shift + $posix_glob set +f + IFS=$oIFS + + prefixes= + + for d + do + test X"$d" = X && continue + + prefix=$prefix$d + if test -d "$prefix"; then + prefixes= + else + if $posix_mkdir; then + (umask=$mkdir_umask && + $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break + # Don't fail if two instances are running concurrently. + test -d "$prefix" || exit 1 + else + case $prefix in + *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; + *) qprefix=$prefix;; + esac + prefixes="$prefixes '$qprefix'" + fi + fi + prefix=$prefix/ + done + + if test -n "$prefixes"; then + # Don't fail if two instances are running concurrently. + (umask $mkdir_umask && + eval "\$doit_exec \$mkdirprog $prefixes") || + test -d "$dstdir" || exit 1 + obsolete_mkdir_used=true + fi + fi + fi + + if test -n "$dir_arg"; then + { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && + { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && + { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || + test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 + else + + # Make a couple of temp file names in the proper directory. + dsttmp=$dstdir/_inst.$$_ + rmtmp=$dstdir/_rm.$$_ + + # Trap to clean up those temp files at exit. + trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 + + # Copy the file name to the temp name. + (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && + + # and set any options; do chmod last to preserve setuid bits. + # + # If any of these fail, we abort the whole thing. If we want to + # ignore errors from any of these, just make sure not to ignore + # errors from the above "$doit $cpprog $src $dsttmp" command. + # + { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && + { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && + { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && + { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && + + # If -C, don't bother to copy if it wouldn't change the file. + if $copy_on_change && + old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && + new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && + + eval "$initialize_posix_glob" && + $posix_glob set -f && + set X $old && old=:$2:$4:$5:$6 && + set X $new && new=:$2:$4:$5:$6 && + $posix_glob set +f && + + test "$old" = "$new" && + $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 + then + rm -f "$dsttmp" + else + # Rename the file to the real destination. + $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || + + # The rename failed, perhaps because mv can't rename something else + # to itself, or perhaps because mv is so ancient that it does not + # support -f. + { + # Now remove or move aside any old file at destination location. + # We try this two ways since rm can't unlink itself on some + # systems and the destination file might be busy for other + # reasons. In this case, the final cleanup might fail but the new + # file should still install successfully. + { + test ! -f "$dst" || + $doit $rmcmd -f "$dst" 2>/dev/null || + { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && + { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } + } || + { echo "$0: cannot unlink or rename $dst" >&2 + (exit 1); exit 1 + } + } && + + # Now rename the file to the real destination. + $doit $mvcmd "$dsttmp" "$dst" + } + fi || exit 1 + + trap '' 0 + fi +done + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/lib/librumpuser/build-aux/missing b/lib/librumpuser/build-aux/missing new file mode 100755 index 000000000..db98974ff --- /dev/null +++ b/lib/librumpuser/build-aux/missing @@ -0,0 +1,215 @@ +#! /bin/sh +# Common wrapper for a few potentially missing GNU programs. + +scriptversion=2013-10-28.13; # UTC + +# Copyright (C) 1996-2013 Free Software Foundation, Inc. +# Originally written by Fran,cois Pinard , 1996. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +if test $# -eq 0; then + echo 1>&2 "Try '$0 --help' for more information" + exit 1 +fi + +case $1 in + + --is-lightweight) + # Used by our autoconf macros to check whether the available missing + # script is modern enough. + exit 0 + ;; + + --run) + # Back-compat with the calling convention used by older automake. + shift + ;; + + -h|--h|--he|--hel|--help) + echo "\ +$0 [OPTION]... PROGRAM [ARGUMENT]... + +Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due +to PROGRAM being missing or too old. + +Options: + -h, --help display this help and exit + -v, --version output version information and exit + +Supported PROGRAM values: + aclocal autoconf autoheader autom4te automake makeinfo + bison yacc flex lex help2man + +Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and +'g' are ignored when checking the name. + +Send bug reports to ." + exit $? + ;; + + -v|--v|--ve|--ver|--vers|--versi|--versio|--version) + echo "missing $scriptversion (GNU Automake)" + exit $? + ;; + + -*) + echo 1>&2 "$0: unknown '$1' option" + echo 1>&2 "Try '$0 --help' for more information" + exit 1 + ;; + +esac + +# Run the given program, remember its exit status. +"$@"; st=$? + +# If it succeeded, we are done. +test $st -eq 0 && exit 0 + +# Also exit now if we it failed (or wasn't found), and '--version' was +# passed; such an option is passed most likely to detect whether the +# program is present and works. +case $2 in --version|--help) exit $st;; esac + +# Exit code 63 means version mismatch. This often happens when the user +# tries to use an ancient version of a tool on a file that requires a +# minimum version. +if test $st -eq 63; then + msg="probably too old" +elif test $st -eq 127; then + # Program was missing. + msg="missing on your system" +else + # Program was found and executed, but failed. Give up. + exit $st +fi + +perl_URL=http://www.perl.org/ +flex_URL=http://flex.sourceforge.net/ +gnu_software_URL=http://www.gnu.org/software + +program_details () +{ + case $1 in + aclocal|automake) + echo "The '$1' program is part of the GNU Automake package:" + echo "<$gnu_software_URL/automake>" + echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:" + echo "<$gnu_software_URL/autoconf>" + echo "<$gnu_software_URL/m4/>" + echo "<$perl_URL>" + ;; + autoconf|autom4te|autoheader) + echo "The '$1' program is part of the GNU Autoconf package:" + echo "<$gnu_software_URL/autoconf/>" + echo "It also requires GNU m4 and Perl in order to run:" + echo "<$gnu_software_URL/m4/>" + echo "<$perl_URL>" + ;; + esac +} + +give_advice () +{ + # Normalize program name to check for. + normalized_program=`echo "$1" | sed ' + s/^gnu-//; t + s/^gnu//; t + s/^g//; t'` + + printf '%s\n' "'$1' is $msg." + + configure_deps="'configure.ac' or m4 files included by 'configure.ac'" + case $normalized_program in + autoconf*) + echo "You should only need it if you modified 'configure.ac'," + echo "or m4 files included by it." + program_details 'autoconf' + ;; + autoheader*) + echo "You should only need it if you modified 'acconfig.h' or" + echo "$configure_deps." + program_details 'autoheader' + ;; + automake*) + echo "You should only need it if you modified 'Makefile.am' or" + echo "$configure_deps." + program_details 'automake' + ;; + aclocal*) + echo "You should only need it if you modified 'acinclude.m4' or" + echo "$configure_deps." + program_details 'aclocal' + ;; + autom4te*) + echo "You might have modified some maintainer files that require" + echo "the 'autom4te' program to be rebuilt." + program_details 'autom4te' + ;; + bison*|yacc*) + echo "You should only need it if you modified a '.y' file." + echo "You may want to install the GNU Bison package:" + echo "<$gnu_software_URL/bison/>" + ;; + lex*|flex*) + echo "You should only need it if you modified a '.l' file." + echo "You may want to install the Fast Lexical Analyzer package:" + echo "<$flex_URL>" + ;; + help2man*) + echo "You should only need it if you modified a dependency" \ + "of a man page." + echo "You may want to install the GNU Help2man package:" + echo "<$gnu_software_URL/help2man/>" + ;; + makeinfo*) + echo "You should only need it if you modified a '.texi' file, or" + echo "any other file indirectly affecting the aspect of the manual." + echo "You might want to install the Texinfo package:" + echo "<$gnu_software_URL/texinfo/>" + echo "The spurious makeinfo call might also be the consequence of" + echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might" + echo "want to install GNU make:" + echo "<$gnu_software_URL/make/>" + ;; + *) + echo "You might have modified some files without having the proper" + echo "tools for further handling them. Check the 'README' file, it" + echo "often tells you about the needed prerequisites for installing" + echo "this package. You may also peek at any GNU archive site, in" + echo "case some other package contains this missing '$1' program." + ;; + esac +} + +give_advice "$1" | sed -e '1s/^/WARNING: /' \ + -e '2,$s/^/ /' >&2 + +# Propagate the correct exit status (expected to be 127 for a program +# not found, 63 for a program that failed due to version mismatch). +exit $st + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/lib/librumpuser/configure b/lib/librumpuser/configure new file mode 100755 index 000000000..6b6e7f18f --- /dev/null +++ b/lib/librumpuser/configure @@ -0,0 +1,5230 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.69 for rumpuser-posix 999. +# +# Report bugs to . +# +# +# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc. +# +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +as_myself= +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +# Use a proper internal environment variable to ensure we don't fall + # into an infinite loop, continuously re-executing ourselves. + if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then + _as_can_reexec=no; export _as_can_reexec; + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +as_fn_exit 255 + fi + # We don't want this to propagate to other subprocesses. + { _as_can_reexec=; unset _as_can_reexec;} +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1 +test -x / || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null; then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir/$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : + break 2 +fi +fi + done;; + esac + as_found=false +done +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } +IFS=$as_save_IFS + + + if test "x$CONFIG_SHELL" != x; then : + export CONFIG_SHELL + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +exit 255 +fi + + if test x$as_have_required = xno; then : + $as_echo "$0: This script requires a shell more modern than all" + $as_echo "$0: the shells that I found on your system." + if test x${ZSH_VERSION+set} = xset ; then + $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" + $as_echo "$0: be upgraded to zsh 4.3.4 or later." + else + $as_echo "$0: Please tell bug-autoconf@gnu.org and +$0: http://rumpkernel.org/ about your system, including any +$0: error possibly output before this message. 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"cannot create directory $as_dir" + + +} # as_fn_mkdir_p + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. 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McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # If we had to re-execute with $CONFIG_SHELL, we're ensured to have + # already done that, so ensure we don't try to do so again and fall + # in an infinite loop. This has already happened in practice. + _as_can_reexec=no; export _as_can_reexec + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + +if mkdir -p . 2>/dev/null; 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"$ac_site_file" \ + || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "failed to load site script $ac_site_file +See \`config.log' for more details" "$LINENO" 5; } + fi +done + +if test -r "$cache_file"; then + # Some versions of bash will fail to source /dev/null (special files + # actually), so we avoid doing that. DJGPP emulates it as a regular file. + if test /dev/null != "$cache_file" && test -f "$cache_file"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5 +$as_echo "$as_me: loading cache $cache_file" >&6;} + case $cache_file in + [\\/]* | ?:[\\/]* ) . "$cache_file";; + *) . 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Use of quotes ensures accuracy. + *) as_fn_append ac_configure_args " '$ac_arg'" ;; + esac + fi +done +if $ac_cache_corrupted; then + { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} + { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5 +$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;} + as_fn_error $? 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"cannot find install-sh, install.sh, or shtool in build-aux \"$srcdir\"/build-aux" "$LINENO" 5 +fi + +# These three variables are undocumented and unsupported, +# and are intended to be withdrawn in a future Autoconf release. +# They can cause serious problems if a builder's source tree is in a directory +# whose full name contains unusual characters. +ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var. +ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var. +ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var. + + + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "no acceptable C compiler found in \$PATH +See \`config.log' for more details" "$LINENO" 5; } + +# Provide some information about the compiler. +$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 +set X $ac_compile +ac_compiler=$2 +for ac_option in --version -v -V -qversion; do + { { ac_try="$ac_compiler $ac_option >&5" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compiler $ac_option >&5") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + sed '10a\ +... rest of stderr output deleted ... + 10q' conftest.err >conftest.er1 + cat conftest.er1 >&5 + fi + rm -f conftest.er1 conftest.err + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +done + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 +$as_echo_n "checking whether the C compiler works... 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We should not override ac_cv_exeext if it was cached, +# so that the user can short-circuit this test for compilers unknown to +# Autoconf. +for ac_file in $ac_files '' +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no; + then :; else + ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + fi + # We set ac_cv_exeext here because the later test for it is not + # safe: cross compilers may not add the suffix if given an `-o' + # argument, so we may need to know it at that point already. + # Even if this section looks crufty: it has the advantage of + # actually working. + break;; + * ) + break;; + esac +done +test "$ac_cv_exeext" = no && ac_cv_exeext= + +else + ac_file='' +fi +if test -z "$ac_file"; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +$as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error 77 "C compiler cannot create executables +See \`config.log' for more details" "$LINENO" 5; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 +$as_echo_n "checking for C compiler default output file name... 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For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + break;; + * ) break;; + esac +done +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f conftest conftest$ac_cv_exeext +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 +$as_echo "$ac_cv_exeext" >&6; } + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main () +{ +FILE *f = fopen ("conftest.out", "w"); + return ferror (f) || fclose (f) != 0; + + ; + return 0; +} +_ACEOF +ac_clean_files="$ac_clean_files conftest.out" +# Check that the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 +$as_echo_n "checking whether we are cross compiling... " >&6; } +if test "$cross_compiling" != yes; then + { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if { ac_try='./conftest$ac_cv_exeext' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + cross_compiling=no + else + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details" "$LINENO" 5; } + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 +$as_echo "$cross_compiling" >&6; } + +rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out +ac_clean_files=$ac_clean_files_save +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 +$as_echo_n "checking for suffix of object files... " >&6; } +if ${ac_cv_objext+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { { ac_try="$ac_compile" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compile") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + for ac_file in conftest.o conftest.obj conftest.*; do + test -f "$ac_file" || continue; + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` + break;; + esac +done +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? 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" >&6; } +if ${ac_cv_prog_cc_c89+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c89=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +struct stat; +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} + +/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has + function prototypes and stuff, but not '\xHH' hex character constants. + These don't provoke an error unfortunately, instead are silently treated + as 'x'. The following induces an error, until -std is added to get + proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c89" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c89" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +$as_echo "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno; then : + +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +# Check whether --enable-largefile was given. +if test "${enable_largefile+set}" = set; then : + enableval=$enable_largefile; +fi + +if test "$enable_largefile" != no; then + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5 +$as_echo_n "checking for special C compiler options needed for large files... " >&6; } +if ${ac_cv_sys_largefile_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_sys_largefile_CC=no + if test "$GCC" != yes; then + ac_save_CC=$CC + while :; do + # IRIX 6.2 and later do not support large files by default, + # so use the C compiler's -n32 option if that helps. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF + if ac_fn_c_try_compile "$LINENO"; then : + break +fi +rm -f core conftest.err conftest.$ac_objext + CC="$CC -n32" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_largefile_CC=' -n32'; break +fi +rm -f core conftest.err conftest.$ac_objext + break + done + CC=$ac_save_CC + rm -f conftest.$ac_ext + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 +$as_echo "$ac_cv_sys_largefile_CC" >&6; } + if test "$ac_cv_sys_largefile_CC" != no; then + CC=$CC$ac_cv_sys_largefile_CC + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 +$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; } +if ${ac_cv_sys_file_offset_bits+:} false; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _FILE_OFFSET_BITS 64 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=64; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_file_offset_bits=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5 +$as_echo "$ac_cv_sys_file_offset_bits" >&6; } +case $ac_cv_sys_file_offset_bits in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits +_ACEOF +;; +esac +rm -rf conftest* + if test $ac_cv_sys_file_offset_bits = unknown; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5 +$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; } +if ${ac_cv_sys_large_files+:} false; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGE_FILES 1 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=1; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_large_files=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5 +$as_echo "$ac_cv_sys_large_files" >&6; } +case $ac_cv_sys_large_files in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGE_FILES $ac_cv_sys_large_files +_ACEOF +;; +esac +rm -rf conftest* + fi + + +fi + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +$as_echo_n "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if ${ac_cv_prog_CPP+:} false; then : + $as_echo_n "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +$as_echo "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details" "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if ${ac_cv_path_GREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_GREP" || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if ${ac_cv_path_EGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_EGREP" || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5 +$as_echo_n "checking for ANSI C header files... " >&6; } +if ${ac_cv_header_stdc+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdc=yes +else + ac_cv_header_stdc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + return 2; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + ac_cv_header_stdc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5 +$as_echo "$ac_cv_header_stdc" >&6; } +if test $ac_cv_header_stdc = yes; then + +$as_echo "#define STDC_HEADERS 1" >>confdefs.h + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +for ac_header in sys/param.h sys/sysctl.h sys/disk.h \ + sys/disklabel.h sys/dkio.h sys/atomic.h paths.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +# Make sure we can run config.sub. +$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 || + as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5 + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5 +$as_echo_n "checking build system type... " >&6; } +if ${ac_cv_build+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_build_alias=$build_alias +test "x$ac_build_alias" = x && + ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"` +test "x$ac_build_alias" = x && + as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5 +ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5 + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5 +$as_echo "$ac_cv_build" >&6; } +case $ac_cv_build in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;; +esac +build=$ac_cv_build +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_build +shift +build_cpu=$1 +build_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +build_os=$* +IFS=$ac_save_IFS +case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5 +$as_echo_n "checking host system type... " >&6; } +if ${ac_cv_host+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test "x$host_alias" = x; then + ac_cv_host=$ac_cv_build +else + ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5 +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5 +$as_echo "$ac_cv_host" >&6; } +case $ac_cv_host in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;; +esac +host=$ac_cv_host +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_host +shift +host_cpu=$1 +host_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +host_os=$* +IFS=$ac_save_IFS +case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5 +$as_echo_n "checking target system type... " >&6; } +if ${ac_cv_target+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test "x$target_alias" = x; then + ac_cv_target=$ac_cv_host +else + ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5 +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5 +$as_echo "$ac_cv_target" >&6; } +case $ac_cv_target in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;; +esac +target=$ac_cv_target +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_target +shift +target_cpu=$1 +target_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +target_os=$* +IFS=$ac_save_IFS +case $target_os in *\ *) target_os=`echo "$target_os" | sed 's/ /-/g'`;; esac + + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +test -n "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- + +ac_fn_c_check_type "$LINENO" "clockid_t" "ac_cv_type_clockid_t" "$ac_includes_default" +if test "x$ac_cv_type_clockid_t" = xyes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_CLOCKID_T 1 +_ACEOF + + +fi +ac_fn_c_check_type "$LINENO" "register_t" "ac_cv_type_register_t" "$ac_includes_default" +if test "x$ac_cv_type_register_t" = xyes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_REGISTER_T 1 +_ACEOF + + +fi + + +for ac_func in kqueue chflags strsuftoll setprogname getprogname \ + getenv_r posix_memalign memalign aligned_alloc \ + arc4random_buf getsubopt fsync_range __quotactl utimensat +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_nanosleep (); +int +main () +{ +return clock_nanosleep (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_nanosleep in -lrt" >&5 +$as_echo_n "checking for clock_nanosleep in -lrt... " >&6; } +if ${ac_cv_lib_rt_clock_nanosleep+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lrt $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_nanosleep (); +int +main () +{ +return clock_nanosleep (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_rt_clock_nanosleep=yes +else + ac_cv_lib_rt_clock_nanosleep=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_nanosleep" >&5 +$as_echo "$ac_cv_lib_rt_clock_nanosleep" >&6; } +if test "x$ac_cv_lib_rt_clock_nanosleep" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBRT 1 +_ACEOF + + LIBS="-lrt $LIBS" + +fi + + +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5 +$as_echo_n "checking for clock_gettime in -lrt... " >&6; } +if ${ac_cv_lib_rt_clock_gettime+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lrt $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_gettime (); +int +main () +{ +return clock_gettime (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_rt_clock_gettime=yes +else + ac_cv_lib_rt_clock_gettime=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5 +$as_echo "$ac_cv_lib_rt_clock_gettime" >&6; } +if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then : + +$as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_gettime (); +int +main () +{ +return clock_gettime (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + +$as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h + +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_nanosleep in -lrt" >&5 +$as_echo_n "checking for clock_nanosleep in -lrt... " >&6; } +if ${ac_cv_lib_rt_clock_nanosleep+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lrt $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_nanosleep (); +int +main () +{ +return clock_nanosleep (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_rt_clock_nanosleep=yes +else + ac_cv_lib_rt_clock_nanosleep=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_nanosleep" >&5 +$as_echo "$ac_cv_lib_rt_clock_nanosleep" >&6; } +if test "x$ac_cv_lib_rt_clock_nanosleep" = xyes; then : + +$as_echo "#define HAVE_CLOCK_NANOSLEEP 1" >>confdefs.h + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_nanosleep (); +int +main () +{ +return clock_nanosleep (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + +$as_echo "#define HAVE_CLOCK_NANOSLEEP 1" >>confdefs.h + +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlinfo in -ldl" >&5 +$as_echo_n "checking for dlinfo in -ldl... " >&6; } +if ${ac_cv_lib_dl_dlinfo+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlinfo (); +int +main () +{ +return dlinfo (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dl_dlinfo=yes +else + ac_cv_lib_dl_dlinfo=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlinfo" >&5 +$as_echo "$ac_cv_lib_dl_dlinfo" >&6; } +if test "x$ac_cv_lib_dl_dlinfo" = xyes; then : + +$as_echo "#define HAVE_DLINFO 1" >>confdefs.h + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlinfo (); +int +main () +{ +return dlinfo (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + +$as_echo "#define HAVE_DLINFO 1" >>confdefs.h + +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi + + +ac_fn_c_check_member "$LINENO" "struct sockaddr_in" "sin_len" "ac_cv_member_struct_sockaddr_in_sin_len" "#include +" +if test "x$ac_cv_member_struct_sockaddr_in_sin_len" = xyes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_SOCKADDR_IN_SIN_LEN 1 +_ACEOF + + +fi + + +SAVE_CFLAGS="${CFLAGS}" +CFLAGS="${SAVE_CFLAGS} -Werror" + +for ac_header in sys/cdefs.h +do : + ac_fn_c_check_header_compile "$LINENO" "sys/cdefs.h" "ac_cv_header_sys_cdefs_h" "#include +" +if test "x$ac_cv_header_sys_cdefs_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_CDEFS_H 1 +_ACEOF + +fi + +done + + +SAVE_LIBS="${LIBS}" +LIBS="${LIBS} -lpthread" +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for two-argument pthread_setname_np()" >&5 +$as_echo_n "checking for two-argument pthread_setname_np()... " >&6; } +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _GNU_SOURCE + #include +int +main () +{ +pthread_t pt; + pthread_setname_np(pt, "x");return 0; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_PTHREAD_SETNAME2 1" >>confdefs.h + + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for three-argument pthread_setname_np()" >&5 +$as_echo_n "checking for three-argument pthread_setname_np()... " >&6; } +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _GNU_SOURCE + #include +int +main () +{ +pthread_t pt; + pthread_setname_np(pt, "X", (void *)0);return 0; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_PTHREAD_SETNAME3 1" >>confdefs.h + + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +LIBS="${SAVELIBS}" + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ioctl cmd being int" >&5 +$as_echo_n "checking for ioctl cmd being int... " >&6; } +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + int ioctl(int fd, int, ...); +int +main () +{ + + return 0; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_IOCTL_CMD_INT 1" >>confdefs.h + + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +CFLAGS="${SAVE_CFLAGS}" + +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overridden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, we kill variables containing newlines. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +( + for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + + (set) 2>&1 | + case $as_nl`(ac_space=' '; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + # `set' does not quote correctly, so add quotes: double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \. + sed -n \ + "s/'/'\\\\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" + ;; #( + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) | + sed ' + /^ac_cv_env_/b end + t clear + :clear + s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/ + t end + s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ + :end' >>confcache +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else + if test -w "$cache_file"; then + if test "x$cache_file" != "x/dev/null"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 +$as_echo "$as_me: updating cache $cache_file" >&6;} + if test ! -f "$cache_file" || test -h "$cache_file"; then + cat confcache >"$cache_file" + else + case $cache_file in #( + */* | ?:*) + mv -f confcache "$cache_file"$$ && + mv -f "$cache_file"$$ "$cache_file" ;; #( + *) + mv -f confcache "$cache_file" ;; + esac + fi + fi + else + { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 +$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;} + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +DEFS=-DHAVE_CONFIG_H + +ac_libobjs= +ac_ltlibobjs= +U= +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue + # 1. 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When used with automake>=1.10 LIBOBJDIR + # will be set to the directory where LIBOBJS objects are built. + as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" + as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' +done +LIBOBJS=$ac_libobjs + +LTLIBOBJS=$ac_ltlibobjs + + + +: "${CONFIG_STATUS=./config.status}" +ac_write_fail=0 +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 +$as_echo "$as_me: creating $CONFIG_STATUS" >&6;} +as_write_fail=0 +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 +#! $SHELL +# Generated by $as_me. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +ac_cs_recheck=false +ac_cs_silent=false + +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. 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"could not create $ac_file" "$LINENO" 5 ;; + esac + ;; + esac + + ac_dir=`$as_dirname -- "$ac_file" || +$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$ac_file" : 'X\(//\)[^/]' \| \ + X"$ac_file" : 'X\(//\)$' \| \ + X"$ac_file" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$ac_file" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + as_dir="$ac_dir"; as_fn_mkdir_p + ac_builddir=. + +case "$ac_dir" in +.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;; +*) + ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'` + # A ".." for each directory in $ac_dir_suffix. + ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'` + case $ac_top_builddir_sub in + "") ac_top_builddir_sub=. ac_top_build_prefix= ;; + *) ac_top_build_prefix=$ac_top_builddir_sub/ ;; + esac ;; +esac +ac_abs_top_builddir=$ac_pwd +ac_abs_builddir=$ac_pwd$ac_dir_suffix +# for backward compatibility: +ac_top_builddir=$ac_top_build_prefix + +case $srcdir in + .) # We are building in place. + ac_srcdir=. + ac_top_srcdir=$ac_top_builddir_sub + ac_abs_top_srcdir=$ac_pwd ;; + [\\/]* | ?:[\\/]* ) # Absolute name. + ac_srcdir=$srcdir$ac_dir_suffix; + ac_top_srcdir=$srcdir + ac_abs_top_srcdir=$srcdir ;; + *) # Relative name. + ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix + ac_top_srcdir=$ac_top_build_prefix$srcdir + ac_abs_top_srcdir=$ac_pwd/$srcdir ;; +esac +ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix + + + case $ac_mode in + + :H) + # + # CONFIG_HEADER + # + if test x"$ac_file" != x-; then + { + $as_echo "/* $configure_input */" \ + && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" + } >"$ac_tmp/config.h" \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then + { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5 +$as_echo "$as_me: $ac_file is unchanged" >&6;} + else + rm -f "$ac_file" + mv "$ac_tmp/config.h" "$ac_file" \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + fi + else + $as_echo "/* $configure_input */" \ + && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \ + || as_fn_error $? "could not create -" "$LINENO" 5 + fi + ;; + + + esac + +done # for ac_tag + + +as_fn_exit 0 +_ACEOF +ac_clean_files=$ac_clean_files_save + +test $ac_write_fail = 0 || + as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5 + + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || as_fn_exit 1 +fi +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 +$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} +fi + diff --git a/lib/librumpuser/configure.ac b/lib/librumpuser/configure.ac new file mode 100644 index 000000000..14efa054d --- /dev/null +++ b/lib/librumpuser/configure.ac @@ -0,0 +1,109 @@ +# +# Rump kernel POSIX hypervisor autoconf support. +# +# NOTE! regen by doing the following +# 1) autoreconf -iv +# 2) edit rumpuser_port.h (search for RUMPUSER_CONFIG for instructions) +# 3) rm -rf autom4te.cache +# 4) commit to NetBSD, pullup to repo.rumpkernel.org +# + +AC_PREREQ([2.66]) +AC_INIT([rumpuser-posix], [999], [http://rumpkernel.org/]) + +AC_CONFIG_HEADERS([rumpuser_config.h]) +AC_CONFIG_AUX_DIR([build-aux]) +AC_CONFIG_MACRO_DIR([m4]) + +AC_LANG([C]) + +AC_SYS_LARGEFILE + +AC_CHECK_HEADERS([sys/param.h sys/sysctl.h sys/disk.h \ + sys/disklabel.h sys/dkio.h sys/atomic.h paths.h]) + +AC_CANONICAL_TARGET + +AC_CHECK_TYPES([clockid_t, register_t]) + +AC_CHECK_FUNCS([kqueue chflags strsuftoll setprogname getprogname \ + getenv_r posix_memalign memalign aligned_alloc \ + arc4random_buf getsubopt fsync_range __quotactl utimensat]) + +AC_TRY_LINK_FUNC([clock_nanosleep],, + AC_CHECK_LIB([rt], [clock_nanosleep]) +) +AC_CHECK_LIB([rt], [clock_gettime], + AC_DEFINE([HAVE_CLOCK_GETTIME], 1, [clock_gettime]), + AC_TRY_LINK_FUNC([clock_gettime], + AC_DEFINE([HAVE_CLOCK_GETTIME], 1, [clock_gettime]))) +AC_CHECK_LIB([rt], [clock_nanosleep], + AC_DEFINE([HAVE_CLOCK_NANOSLEEP], 1, [clock_nanosleep]), + AC_TRY_LINK_FUNC([clock_nanosleep], + AC_DEFINE([HAVE_CLOCK_NANOSLEEP], 1, [clock_nanosleep]))) +AC_CHECK_LIB([dl], [dlinfo], + AC_DEFINE([HAVE_DLINFO], 1, [dlinfo]), + AC_TRY_LINK_FUNC([dlinfo], AC_DEFINE([HAVE_DLINFO], 1, [dlinfo]))) + +AC_CHECK_MEMBERS([struct sockaddr_in.sin_len],,,[#include ]) + +dnl +dnl pthread_setname() sillyness is a bit longer; we need the signature +dnl +SAVE_CFLAGS="${CFLAGS}" +CFLAGS="${SAVE_CFLAGS} -Werror" + +dnl check sys/cdefs.h creatively to process only with cc, not cpp +dnl (sys/cdefs.h in at least in musl contains a #warning) +AC_CHECK_HEADERS([sys/cdefs.h], [], [], [#include ]) + +SAVE_LIBS="${LIBS}" +LIBS="${LIBS} -lpthread" +AC_MSG_CHECKING([for two-argument pthread_setname_np()]) +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#define _GNU_SOURCE + #include ]], + [[pthread_t pt;] + [pthread_setname_np(pt, "x");return 0;]]) + ],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_PTHREAD_SETNAME2, [1], + [Define to 1 if you have 2-arg pthread_setname_np()]) + ],[ + AC_MSG_RESULT([no]) +]) +AC_MSG_CHECKING([for three-argument pthread_setname_np()]) +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#define _GNU_SOURCE + #include ]], + [[pthread_t pt;] + [pthread_setname_np(pt, "X", (void *)0);return 0;]]) + ],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_PTHREAD_SETNAME3, [1], + [Define to 1 if you have 3-arg pthread_setname_np()]) + ],[ + AC_MSG_RESULT([no]) +]) +LIBS="${SAVELIBS}" + +AC_MSG_CHECKING([for ioctl cmd being int]) +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include + #include + int ioctl(int fd, int, ...);]], + [[] + [return 0;]]) + ],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_IOCTL_CMD_INT, [1], + [Define to 1 if ioctl()'s cmd arg is int]) + ],[ + AC_MSG_RESULT([no]) +]) +CFLAGS="${SAVE_CFLAGS}" + +AC_OUTPUT diff --git a/lib/librumpuser/rumpfiber.c b/lib/librumpuser/rumpfiber.c new file mode 100644 index 000000000..35baea1d6 --- /dev/null +++ b/lib/librumpuser/rumpfiber.c @@ -0,0 +1,1035 @@ +/* $NetBSD: rumpfiber.c,v 1.12 2015/02/15 00:54:32 justin Exp $ */ + +/* + * Copyright (c) 2007-2013 Antti Kantee. All Rights Reserved. + * Copyright (c) 2014 Justin Cormack. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* Based partly on code from Xen Minios with the following license */ + +/* + **************************************************************************** + * (C) 2005 - Grzegorz Milos - Intel Research Cambridge + **************************************************************************** + * + * File: sched.c + * Author: Grzegorz Milos + * Changes: Robert Kaiser + * + * Date: Aug 2005 + * + * Environment: Xen Minimal OS + * Description: simple scheduler for Mini-Os + * + * The scheduler is non-preemptive (cooperative), and schedules according + * to Round Robin algorithm. + * + **************************************************************************** + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpfiber.c,v 1.12 2015/02/15 00:54:32 justin Exp $"); +#endif /* !lint */ + +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" +#include "rumpfiber.h" + +static void init_sched(void); +static void join_thread(struct thread *); +static void switch_threads(struct thread *prev, struct thread *next); +static struct thread *get_current(void); +static int64_t now(void); +static void msleep(uint64_t millisecs); +static void abssleep(uint64_t millisecs); + +TAILQ_HEAD(thread_list, thread); + +static struct thread_list exited_threads = TAILQ_HEAD_INITIALIZER(exited_threads); +static struct thread_list thread_list = TAILQ_HEAD_INITIALIZER(thread_list); +static struct thread *current_thread = NULL; + +static void (*scheduler_hook)(void *, void *); + +static void printk(const char *s); + +static void +printk(const char *msg) +{ + int ret __attribute__((unused)); + + ret = write(2, msg, strlen(msg)); +} + +static struct thread * +get_current(void) +{ + + return current_thread; +} + +static int64_t +now(void) +{ + struct timespec ts; + int rv; + + rv = clock_gettime(CLOCK_MONOTONIC, &ts); + assert(rv == 0); + return (ts.tv_sec * 1000LL) + (ts.tv_nsec / 1000000LL); +} + +void +schedule(void) +{ + struct thread *prev, *next, *thread, *tmp; + int64_t tm, wakeup; + struct timespec sl; + + prev = get_current(); + + do { + tm = now(); + wakeup = tm + 1000; /* wake up in 1s max */ + next = NULL; + TAILQ_FOREACH_SAFE(thread, &thread_list, thread_list, tmp) { + if (!is_runnable(thread) && thread->wakeup_time >= 0) { + if (thread->wakeup_time <= tm) { + thread->flags |= THREAD_TIMEDOUT; + wake(thread); + } else if (thread->wakeup_time < wakeup) + wakeup = thread->wakeup_time; + } + if (is_runnable(thread)) { + next = thread; + /* Put this thread on the end of the list */ + TAILQ_REMOVE(&thread_list, thread, thread_list); + TAILQ_INSERT_TAIL(&thread_list, thread, thread_list); + break; + } + } + if (next) + break; + sl.tv_sec = (wakeup - tm) / 1000; + sl.tv_nsec = ((wakeup - tm) - 1000 * sl.tv_sec) * 1000000; +#ifdef HAVE_CLOCK_NANOSLEEP + clock_nanosleep(CLOCK_MONOTONIC, 0, &sl, NULL); +#else + nanosleep(&sl, NULL); +#endif + } while (1); + + if (prev != next) + switch_threads(prev, next); + + TAILQ_FOREACH_SAFE(thread, &exited_threads, thread_list, tmp) { + if (thread != prev) { + TAILQ_REMOVE(&exited_threads, thread, thread_list); + if ((thread->flags & THREAD_EXTSTACK) == 0) + munmap(thread->ctx.uc_stack.ss_sp, STACKSIZE); + free(thread->name); + free(thread); + } + } +} + +static void +create_ctx(ucontext_t *ctx, void *stack, size_t stack_size, + void (*f)(void *), void *data) +{ + + getcontext(ctx); + ctx->uc_stack.ss_sp = stack; + ctx->uc_stack.ss_size = stack_size; + ctx->uc_stack.ss_flags = 0; + ctx->uc_link = NULL; /* TODO may link to main thread */ + /* may have to do bounce function to call, if args to makecontext are ints */ + makecontext(ctx, (void (*)(void))f, 1, data); +} + +/* TODO see notes in rumpuser_thread_create, have flags here */ +struct thread * +create_thread(const char *name, void *cookie, void (*f)(void *), void *data, + void *stack, size_t stack_size) +{ + struct thread *thread = calloc(1, sizeof(struct thread)); + + if (!thread) { + return NULL; + } + + if (!stack) { + assert(stack_size == 0); + stack = mmap(NULL, STACKSIZE, PROT_READ | PROT_WRITE, + MAP_SHARED | MAP_ANON, -1, 0); + if (stack == MAP_FAILED) { + free(thread); + return NULL; + } + stack_size = STACKSIZE; + } else { + thread->flags = THREAD_EXTSTACK; + } + create_ctx(&thread->ctx, stack, stack_size, f, data); + + thread->name = strdup(name); + thread->cookie = cookie; + + /* Not runnable, not exited, not sleeping */ + thread->wakeup_time = -1; + thread->lwp = NULL; + set_runnable(thread); + TAILQ_INSERT_TAIL(&thread_list, thread, thread_list); + + return thread; +} + +static void +switch_threads(struct thread *prev, struct thread *next) +{ + int ret; + + current_thread = next; + if (scheduler_hook) + scheduler_hook(prev->cookie, next->cookie); + ret = swapcontext(&prev->ctx, &next->ctx); + if (ret < 0) { + printk("swapcontext failed\n"); + abort(); + } +} + +struct join_waiter { + struct thread *jw_thread; + struct thread *jw_wanted; + TAILQ_ENTRY(join_waiter) jw_entries; +}; +static TAILQ_HEAD(, join_waiter) joinwq = TAILQ_HEAD_INITIALIZER(joinwq); + +void +exit_thread(void) +{ + struct thread *thread = get_current(); + struct join_waiter *jw_iter; + + /* if joinable, gate until we are allowed to exit */ + while (thread->flags & THREAD_MUSTJOIN) { + thread->flags |= THREAD_JOINED; + + /* see if the joiner is already there */ + TAILQ_FOREACH(jw_iter, &joinwq, jw_entries) { + if (jw_iter->jw_wanted == thread) { + wake(jw_iter->jw_thread); + break; + } + } + block(thread); + schedule(); + } + + /* Remove from the thread list */ + TAILQ_REMOVE(&thread_list, thread, thread_list); + clear_runnable(thread); + /* Put onto exited list */ + TAILQ_INSERT_HEAD(&exited_threads, thread, thread_list); + + /* Schedule will free the resources */ + while (1) { + schedule(); + printk("schedule() returned! Trying again\n"); + } +} + +static void +join_thread(struct thread *joinable) +{ + struct join_waiter jw; + struct thread *thread = get_current(); + + assert(joinable->flags & THREAD_MUSTJOIN); + + /* wait for exiting thread to hit thread_exit() */ + while (! (joinable->flags & THREAD_JOINED)) { + + jw.jw_thread = thread; + jw.jw_wanted = joinable; + TAILQ_INSERT_TAIL(&joinwq, &jw, jw_entries); + block(thread); + schedule(); + TAILQ_REMOVE(&joinwq, &jw, jw_entries); + } + + /* signal exiting thread that we have seen it and it may now exit */ + assert(joinable->flags & THREAD_JOINED); + joinable->flags &= ~THREAD_MUSTJOIN; + + wake(joinable); +} + +static void msleep(uint64_t millisecs) +{ + struct thread *thread = get_current(); + + thread->wakeup_time = now() + millisecs; + clear_runnable(thread); + schedule(); +} + +static void abssleep(uint64_t millisecs) +{ + struct thread *thread = get_current(); + + thread->wakeup_time = millisecs; + clear_runnable(thread); + schedule(); +} + +/* like abssleep, except against realtime clock instead of monotonic clock */ +int abssleep_real(uint64_t millisecs) +{ + struct thread *thread = get_current(); + struct timespec ts; + uint64_t real_now; + int rv; + + clock_gettime(CLOCK_REALTIME, &ts); + real_now = 1000*ts.tv_sec + ts.tv_nsec/(1000*1000); + thread->wakeup_time = now() + (millisecs - real_now); + + clear_runnable(thread); + schedule(); + + rv = !!(thread->flags & THREAD_TIMEDOUT); + thread->flags &= ~THREAD_TIMEDOUT; + return rv; +} + +void wake(struct thread *thread) +{ + + thread->wakeup_time = -1; + set_runnable(thread); +} + +void block(struct thread *thread) +{ + + thread->wakeup_time = -1; + clear_runnable(thread); +} + +int is_runnable(struct thread *thread) +{ + + return thread->flags & RUNNABLE_FLAG; +} + +void set_runnable(struct thread *thread) +{ + + thread->flags |= RUNNABLE_FLAG; +} + +void clear_runnable(struct thread *thread) +{ + + thread->flags &= ~RUNNABLE_FLAG; +} + +static void +init_sched(void) +{ + struct thread *thread = calloc(1, sizeof(struct thread)); + + if (!thread) { + abort(); + } + + thread->name = strdup("init"); + thread->flags = 0; + thread->wakeup_time = -1; + thread->lwp = NULL; + set_runnable(thread); + TAILQ_INSERT_TAIL(&thread_list, thread, thread_list); + current_thread = thread; +} + +void +set_sched_hook(void (*f)(void *, void *)) +{ + + scheduler_hook = f; +} + +struct thread * +init_mainthread(void *cookie) +{ + + current_thread->cookie = cookie; + return current_thread; +} + +/* rump functions below */ + +struct rumpuser_hyperup rumpuser__hyp; + +int +rumpuser_init(int version, const struct rumpuser_hyperup *hyp) +{ + int rv; + + if (version != RUMPUSER_VERSION) { + printk("rumpuser version mismatch\n"); + abort(); + } + + rv = rumpuser__random_init(); + if (rv != 0) { + ET(rv); + } + + rumpuser__hyp = *hyp; + + init_sched(); + + return 0; +} + +int +rumpuser_clock_gettime(int enum_rumpclock, int64_t *sec, long *nsec) +{ + enum rumpclock rclk = enum_rumpclock; + struct timespec ts; + clockid_t clk; + int rv; + + switch (rclk) { + case RUMPUSER_CLOCK_RELWALL: + clk = CLOCK_REALTIME; + break; + case RUMPUSER_CLOCK_ABSMONO: + clk = CLOCK_MONOTONIC; + break; + default: + abort(); + } + + if (clock_gettime(clk, &ts) == -1) { + rv = errno; + } else { + *sec = ts.tv_sec; + *nsec = ts.tv_nsec; + rv = 0; + } + + ET(rv); +} + +int +rumpuser_clock_sleep(int enum_rumpclock, int64_t sec, long nsec) +{ + enum rumpclock rclk = enum_rumpclock; + uint64_t msec; + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + switch (rclk) { + case RUMPUSER_CLOCK_RELWALL: + msec = sec * 1000 + nsec / (1000*1000UL); + msleep(msec); + break; + case RUMPUSER_CLOCK_ABSMONO: + msec = sec * 1000 + nsec / (1000*1000UL); + abssleep(msec); + break; + } + rumpkern_sched(nlocks, NULL); + + return 0; +} + +int +rumpuser_getparam(const char *name, void *buf, size_t blen) +{ + int rv; + const char *ncpu = "1"; + + if (strcmp(name, RUMPUSER_PARAM_NCPU) == 0) { + strncpy(buf, ncpu, blen); + rv = 0; + } else if (strcmp(name, RUMPUSER_PARAM_HOSTNAME) == 0) { + char tmp[MAXHOSTNAMELEN]; + + if (gethostname(tmp, sizeof(tmp)) == -1) { + snprintf(buf, blen, "rump-%05d", (int)getpid()); + } else { + snprintf(buf, blen, "rump-%05d.%s", + (int)getpid(), tmp); + } + rv = 0; + } else if (*name == '_') { + rv = EINVAL; + } else { + if (getenv_r(name, buf, blen) == -1) + rv = errno; + else + rv = 0; + } + + ET(rv); +} + +void +rumpuser_putchar(int c) +{ + + putchar(c); +} + +__dead void +rumpuser_exit(int rv) +{ + + if (rv == RUMPUSER_PANIC) + abort(); + else + exit(rv); +} + +void +rumpuser_seterrno(int error) +{ + + errno = error; +} + +/* + * This is meant for safe debugging prints from the kernel. + */ +void +rumpuser_dprintf(const char *format, ...) +{ + va_list ap; + + va_start(ap, format); + vfprintf(stderr, format, ap); + va_end(ap); +} + +int +rumpuser_kill(int64_t pid, int rumpsig) +{ + int sig; + + sig = rumpuser__sig_rump2host(rumpsig); + if (sig > 0) + raise(sig); + return 0; +} + +/* thread functions */ + +TAILQ_HEAD(waithead, waiter); +struct waiter { + struct thread *who; + TAILQ_ENTRY(waiter) entries; + int onlist; +}; + +static int +wait(struct waithead *wh, uint64_t msec) +{ + struct waiter w; + + w.who = get_current(); + TAILQ_INSERT_TAIL(wh, &w, entries); + w.onlist = 1; + block(w.who); + if (msec) + w.who->wakeup_time = now() + msec; + schedule(); + + /* woken up by timeout? */ + if (w.onlist) + TAILQ_REMOVE(wh, &w, entries); + + return w.onlist ? ETIMEDOUT : 0; +} + +static void +wakeup_one(struct waithead *wh) +{ + struct waiter *w; + + if ((w = TAILQ_FIRST(wh)) != NULL) { + TAILQ_REMOVE(wh, w, entries); + w->onlist = 0; + wake(w->who); + } +} + +static void +wakeup_all(struct waithead *wh) +{ + struct waiter *w; + + while ((w = TAILQ_FIRST(wh)) != NULL) { + TAILQ_REMOVE(wh, w, entries); + w->onlist = 0; + wake(w->who); + } +} + +int +rumpuser_thread_create(void *(*f)(void *), void *arg, const char *thrname, + int joinable, int pri, int cpuidx, void **tptr) +{ + struct thread *thr; + + thr = create_thread(thrname, NULL, (void (*)(void *))f, arg, NULL, 0); + + if (!thr) + return EINVAL; + + /* + * XXX: should be supplied as a flag to create_thread() so as to + * _ensure_ it's set before the thread runs (and could exit). + * now we're trusting unclear semantics of create_thread() + */ + if (thr && joinable) + thr->flags |= THREAD_MUSTJOIN; + + *tptr = thr; + return 0; +} + +void +rumpuser_thread_exit(void) +{ + + exit_thread(); +} + +int +rumpuser_thread_join(void *p) +{ + + join_thread(p); + return 0; +} + +struct rumpuser_mtx { + struct waithead waiters; + int v; + int flags; + struct lwp *o; +}; + +void +rumpuser_mutex_init(struct rumpuser_mtx **mtxp, int flags) +{ + struct rumpuser_mtx *mtx; + + mtx = malloc(sizeof(*mtx)); + memset(mtx, 0, sizeof(*mtx)); + mtx->flags = flags; + TAILQ_INIT(&mtx->waiters); + *mtxp = mtx; +} + +void +rumpuser_mutex_enter(struct rumpuser_mtx *mtx) +{ + int nlocks; + + if (rumpuser_mutex_tryenter(mtx) != 0) { + rumpkern_unsched(&nlocks, NULL); + while (rumpuser_mutex_tryenter(mtx) != 0) + wait(&mtx->waiters, 0); + rumpkern_sched(nlocks, NULL); + } +} + +void +rumpuser_mutex_enter_nowrap(struct rumpuser_mtx *mtx) +{ + int rv; + + rv = rumpuser_mutex_tryenter(mtx); + /* one VCPU supported, no preemption => must succeed */ + if (rv != 0) { + printk("no voi ei\n"); + } +} + +int +rumpuser_mutex_tryenter(struct rumpuser_mtx *mtx) +{ + struct lwp *l = get_current()->lwp; + + if (mtx->v && mtx->o != l) + return EBUSY; + + mtx->v++; + mtx->o = l; + + return 0; +} + +void +rumpuser_mutex_exit(struct rumpuser_mtx *mtx) +{ + + assert(mtx->v > 0); + if (--mtx->v == 0) { + mtx->o = NULL; + wakeup_one(&mtx->waiters); + } +} + +void +rumpuser_mutex_destroy(struct rumpuser_mtx *mtx) +{ + + assert(TAILQ_EMPTY(&mtx->waiters) && mtx->o == NULL); + free(mtx); +} + +void +rumpuser_mutex_owner(struct rumpuser_mtx *mtx, struct lwp **lp) +{ + + *lp = mtx->o; +} + +struct rumpuser_rw { + struct waithead rwait; + struct waithead wwait; + int v; + struct lwp *o; +}; + +void +rumpuser_rw_init(struct rumpuser_rw **rwp) +{ + struct rumpuser_rw *rw; + + rw = malloc(sizeof(*rw)); + memset(rw, 0, sizeof(*rw)); + TAILQ_INIT(&rw->rwait); + TAILQ_INIT(&rw->wwait); + + *rwp = rw; +} + +void +rumpuser_rw_enter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + enum rumprwlock lk = enum_rumprwlock; + struct waithead *w = NULL; + int nlocks; + + switch (lk) { + case RUMPUSER_RW_WRITER: + w = &rw->wwait; + break; + case RUMPUSER_RW_READER: + w = &rw->rwait; + break; + } + + if (rumpuser_rw_tryenter(enum_rumprwlock, rw) != 0) { + rumpkern_unsched(&nlocks, NULL); + while (rumpuser_rw_tryenter(enum_rumprwlock, rw) != 0) + wait(w, 0); + rumpkern_sched(nlocks, NULL); + } +} + +int +rumpuser_rw_tryenter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + enum rumprwlock lk = enum_rumprwlock; + int rv; + + switch (lk) { + case RUMPUSER_RW_WRITER: + if (rw->o == NULL) { + rw->o = rumpuser_curlwp(); + rv = 0; + } else { + rv = EBUSY; + } + break; + case RUMPUSER_RW_READER: + if (rw->o == NULL && TAILQ_EMPTY(&rw->wwait)) { + rw->v++; + rv = 0; + } else { + rv = EBUSY; + } + break; + default: + rv = EINVAL; + } + + return rv; +} + +void +rumpuser_rw_exit(struct rumpuser_rw *rw) +{ + + if (rw->o) { + rw->o = NULL; + } else { + rw->v--; + } + + /* standard procedure, don't let readers starve out writers */ + if (!TAILQ_EMPTY(&rw->wwait)) { + if (rw->o == NULL) + wakeup_one(&rw->wwait); + } else if (!TAILQ_EMPTY(&rw->rwait) && rw->o == NULL) { + wakeup_all(&rw->rwait); + } +} + +void +rumpuser_rw_destroy(struct rumpuser_rw *rw) +{ + + free(rw); +} + +void +rumpuser_rw_held(int enum_rumprwlock, struct rumpuser_rw *rw, int *rvp) +{ + enum rumprwlock lk = enum_rumprwlock; + + switch (lk) { + case RUMPUSER_RW_WRITER: + *rvp = rw->o == rumpuser_curlwp(); + break; + case RUMPUSER_RW_READER: + *rvp = rw->v > 0; + break; + } +} + +void +rumpuser_rw_downgrade(struct rumpuser_rw *rw) +{ + + assert(rw->o == rumpuser_curlwp()); + rw->v = -1; +} + +int +rumpuser_rw_tryupgrade(struct rumpuser_rw *rw) +{ + + if (rw->v == -1) { + rw->v = 1; + rw->o = rumpuser_curlwp(); + return 0; + } + + return EBUSY; +} + +struct rumpuser_cv { + struct waithead waiters; + int nwaiters; +}; + +void +rumpuser_cv_init(struct rumpuser_cv **cvp) +{ + struct rumpuser_cv *cv; + + cv = malloc(sizeof(*cv)); + memset(cv, 0, sizeof(*cv)); + TAILQ_INIT(&cv->waiters); + *cvp = cv; +} + +void +rumpuser_cv_destroy(struct rumpuser_cv *cv) +{ + + assert(cv->nwaiters == 0); + free(cv); +} + +static void +cv_unsched(struct rumpuser_mtx *mtx, int *nlocks) +{ + + rumpkern_unsched(nlocks, mtx); + rumpuser_mutex_exit(mtx); +} + +static void +cv_resched(struct rumpuser_mtx *mtx, int nlocks) +{ + + /* see rumpuser(3) */ + if ((mtx->flags & (RUMPUSER_MTX_KMUTEX | RUMPUSER_MTX_SPIN)) == + (RUMPUSER_MTX_KMUTEX | RUMPUSER_MTX_SPIN)) { + rumpkern_sched(nlocks, mtx); + rumpuser_mutex_enter_nowrap(mtx); + } else { + rumpuser_mutex_enter_nowrap(mtx); + rumpkern_sched(nlocks, mtx); + } +} + +void +rumpuser_cv_wait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + int nlocks; + + cv->nwaiters++; + cv_unsched(mtx, &nlocks); + wait(&cv->waiters, 0); + cv_resched(mtx, nlocks); + cv->nwaiters--; +} + +void +rumpuser_cv_wait_nowrap(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + + cv->nwaiters++; + rumpuser_mutex_exit(mtx); + wait(&cv->waiters, 0); + rumpuser_mutex_enter_nowrap(mtx); + cv->nwaiters--; +} + +int +rumpuser_cv_timedwait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx, + int64_t sec, int64_t nsec) +{ + int nlocks; + int rv; + + cv->nwaiters++; + cv_unsched(mtx, &nlocks); + rv = wait(&cv->waiters, sec * 1000 + nsec / (1000*1000)); + cv_resched(mtx, nlocks); + cv->nwaiters--; + + return rv; +} + +void +rumpuser_cv_signal(struct rumpuser_cv *cv) +{ + + wakeup_one(&cv->waiters); +} + +void +rumpuser_cv_broadcast(struct rumpuser_cv *cv) +{ + + wakeup_all(&cv->waiters); +} + +void +rumpuser_cv_has_waiters(struct rumpuser_cv *cv, int *rvp) +{ + + *rvp = cv->nwaiters != 0; +} + +/* + * curlwp + */ + +void +rumpuser_curlwpop(int enum_rumplwpop, struct lwp *l) +{ + struct thread *thread; + enum rumplwpop op = enum_rumplwpop; + + switch (op) { + case RUMPUSER_LWP_CREATE: + case RUMPUSER_LWP_DESTROY: + break; + case RUMPUSER_LWP_SET: + thread = get_current(); + thread->lwp = l; + break; + case RUMPUSER_LWP_CLEAR: + thread = get_current(); + assert(thread->lwp == l); + thread->lwp = NULL; + break; + } +} + +struct lwp * +rumpuser_curlwp(void) +{ + + return get_current()->lwp; +} diff --git a/lib/librumpuser/rumpfiber.h b/lib/librumpuser/rumpfiber.h new file mode 100644 index 000000000..78045e3fe --- /dev/null +++ b/lib/librumpuser/rumpfiber.h @@ -0,0 +1,69 @@ +/* $NetBSD: rumpfiber.h,v 1.4 2015/02/15 00:54:32 justin Exp $ */ + +/* + * Copyright (c) 2014 Justin Cormack. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include + +#include +#include +#include +#include +#include + +struct thread { + char *name; + void *lwp; + void *cookie; + int64_t wakeup_time; + TAILQ_ENTRY(thread) thread_list; + ucontext_t ctx; + int flags; + int threrrno; +}; + +#define RUNNABLE_FLAG 0x00000001 +#define THREAD_MUSTJOIN 0x00000002 +#define THREAD_JOINED 0x00000004 +#define THREAD_EXTSTACK 0x00000008 +#define THREAD_TIMEDOUT 0x00000010 + +#define STACKSIZE 65536 + +/* used by experimental _lwp code */ +void schedule(void); +void wake(struct thread *thread); +void block(struct thread *thread); +struct thread *init_mainthread(void *); +void exit_thread(void) __attribute__((noreturn)); +void set_sched_hook(void (*f)(void *, void *)); +int abssleep_real(uint64_t millisecs); +struct thread* create_thread(const char *name, void *cookie, + void (*f)(void *), void *data, + void *stack, size_t stack_size); +int is_runnable(struct thread *); +void set_runnable(struct thread *); +void clear_runnable(struct thread *); + diff --git a/lib/librumpuser/rumpfiber_bio.c b/lib/librumpuser/rumpfiber_bio.c new file mode 100644 index 000000000..ed14fda4b --- /dev/null +++ b/lib/librumpuser/rumpfiber_bio.c @@ -0,0 +1,68 @@ +/* $NetBSD: rumpfiber_bio.c,v 1.5 2014/11/04 19:05:17 pooka Exp $ */ + +/*- + * Copyright (c) 2014 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpfiber_bio.c,v 1.5 2014/11/04 19:05:17 pooka Exp $"); +#endif /* !lint */ + +#include + +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +void +rumpuser_bio(int fd, int op, void *data, size_t dlen, int64_t doff, + rump_biodone_fn biodone, void *bioarg) +{ + ssize_t rv; + int error = 0; + + if (op & RUMPUSER_BIO_READ) { + if ((rv = pread(fd, data, dlen, doff)) == -1) + error = rumpuser__errtrans(errno); + } else { + if ((rv = pwrite(fd, data, dlen, doff)) == -1) + error = rumpuser__errtrans(errno); + if (error == 0 && (op & RUMPUSER_BIO_SYNC)) { +#ifdef HAVE_FSYNC_RANGE + fsync_range(fd, FDATASYNC, doff, dlen); +#else + fsync(fd); +#endif + } + } + if (rv == -1) + rv = 0; + biodone(bioarg, (size_t)rv, error); +} diff --git a/lib/librumpuser/rumpfiber_sp.c b/lib/librumpuser/rumpfiber_sp.c new file mode 100644 index 000000000..da1ffa03b --- /dev/null +++ b/lib/librumpuser/rumpfiber_sp.c @@ -0,0 +1,105 @@ +/* $NetBSD: rumpfiber_sp.c,v 1.4 2015/02/15 00:54:32 justin Exp $ */ + +/* + * Copyright (c) 2014 Justin Cormack. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* stubs for sp functions as not supported for fibers yet */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpfiber_sp.c,v 1.4 2015/02/15 00:54:32 justin Exp $"); +#endif /* !lint */ + +#include +#include + +#include + +#include "rumpfiber.h" + +/*ARGSUSED*/ +int +rumpuser_sp_init(const char *url, + const char *ostype, const char *osrelease, const char *machine) +{ + + return 0; +} + +/*ARGSUSED*/ +void +rumpuser_sp_fini(void *arg) +{ + +} + +/*ARGSUSED*/ +int +rumpuser_sp_raise(void *arg, int signo) +{ + + abort(); +} + +/*ARGSUSED*/ +int +rumpuser_sp_copyin(void *arg, const void *raddr, void *laddr, size_t len) +{ + + abort(); +} + +/*ARGSUSED*/ +int +rumpuser_sp_copyinstr(void *arg, const void *raddr, void *laddr, size_t *len) +{ + + abort(); +} + +/*ARGSUSED*/ +int +rumpuser_sp_copyout(void *arg, const void *laddr, void *raddr, size_t dlen) +{ + + abort(); +} + +/*ARGSUSED*/ +int +rumpuser_sp_copyoutstr(void *arg, const void *laddr, void *raddr, size_t *dlen) +{ + + abort(); +} + +/*ARGSUSED*/ +int +rumpuser_sp_anonmmap(void *arg, size_t howmuch, void **addr) +{ + + abort(); +} diff --git a/lib/librumpuser/rumpuser.c b/lib/librumpuser/rumpuser.c new file mode 100644 index 000000000..3c03cb900 --- /dev/null +++ b/lib/librumpuser/rumpuser.c @@ -0,0 +1,270 @@ +/* $NetBSD: rumpuser.c,v 1.67 2015/08/16 11:05:06 pooka Exp $ */ + +/* + * Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser.c,v 1.67 2015/08/16 11:05:06 pooka Exp $"); +#endif /* !lint */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +struct rumpuser_hyperup rumpuser__hyp; + +int +rumpuser_init(int version, const struct rumpuser_hyperup *hyp) +{ + int rv; + + if (version != RUMPUSER_VERSION) { + fprintf(stderr, "rumpuser mismatch, kern: %d, hypervisor %d\n", + version, RUMPUSER_VERSION); + abort(); + } + + rv = rumpuser__random_init(); + if (rv != 0) { + ET(rv); + } + + rumpuser__thrinit(); + rumpuser__hyp = *hyp; + + return 0; +} + +int +rumpuser_clock_gettime(int enum_rumpclock, int64_t *sec, long *nsec) +{ + enum rumpclock rclk = enum_rumpclock; + struct timespec ts; + clockid_t clk; + int rv; + + switch (rclk) { + case RUMPUSER_CLOCK_RELWALL: + clk = CLOCK_REALTIME; + break; + case RUMPUSER_CLOCK_ABSMONO: +#ifdef HAVE_CLOCK_NANOSLEEP + clk = CLOCK_MONOTONIC; +#else + clk = CLOCK_REALTIME; +#endif + break; + default: + abort(); + } + + if (clock_gettime(clk, &ts) == -1) { + rv = errno; + } else { + *sec = ts.tv_sec; + *nsec = ts.tv_nsec; + rv = 0; + } + + ET(rv); +} + +int +rumpuser_clock_sleep(int enum_rumpclock, int64_t sec, long nsec) +{ + enum rumpclock rclk = enum_rumpclock; + struct timespec rqt, rmt; + int nlocks; + int rv; + + rumpkern_unsched(&nlocks, NULL); + + /*LINTED*/ + rqt.tv_sec = sec; + /*LINTED*/ + rqt.tv_nsec = nsec; + + switch (rclk) { + case RUMPUSER_CLOCK_RELWALL: + do { + rv = nanosleep(&rqt, &rmt); + rqt = rmt; + } while (rv == -1 && errno == EINTR); + if (rv == -1) { + rv = errno; + } + break; + case RUMPUSER_CLOCK_ABSMONO: + do { +#ifdef HAVE_CLOCK_NANOSLEEP + rv = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, + &rqt, NULL); +#else + /* le/la/der/die/das sigh. timevalspec tailspin */ + struct timespec ts, tsr; + if ((rv = clock_gettime(CLOCK_REALTIME, &ts)) == -1) + continue; + if (ts.tv_sec == rqt.tv_sec ? + ts.tv_nsec > rqt.tv_nsec : ts.tv_sec > rqt.tv_sec) { + rv = 0; + } else { + tsr.tv_sec = rqt.tv_sec - ts.tv_sec; + tsr.tv_nsec = rqt.tv_nsec - ts.tv_nsec; + if (tsr.tv_nsec < 0) { + tsr.tv_sec--; + tsr.tv_nsec += 1000*1000*1000; + } + rv = nanosleep(&tsr, NULL); + if (rv == -1) + rv = errno; + } +#endif + } while (rv == EINTR); + break; + default: + abort(); + } + + rumpkern_sched(nlocks, NULL); + + ET(rv); +} + +static int +gethostncpu(void) +{ + int ncpu = 1; /* unknown, really */ + +#ifdef _SC_NPROCESSORS_ONLN + ncpu = sysconf(_SC_NPROCESSORS_ONLN); +#endif + + return ncpu; +} + +int +rumpuser_getparam(const char *name, void *buf, size_t blen) +{ + int rv; + + if (strcmp(name, RUMPUSER_PARAM_NCPU) == 0) { + int ncpu; + + if (getenv_r("RUMP_NCPU", buf, blen) == -1) { + sprintf(buf, "2"); /* default */ + } else if (strcmp(buf, "host") == 0) { + ncpu = gethostncpu(); + snprintf(buf, blen, "%d", ncpu); + } + rv = 0; + } else if (strcmp(name, RUMPUSER_PARAM_HOSTNAME) == 0) { + char tmp[MAXHOSTNAMELEN]; + + if (gethostname(tmp, sizeof(tmp)) == -1) { + snprintf(buf, blen, "rump-%05d", (int)getpid()); + } else { + snprintf(buf, blen, "rump-%05d.%s", + (int)getpid(), tmp); + } + rv = 0; + } else if (*name == '_') { + rv = EINVAL; + } else { + if (getenv_r(name, buf, blen) == -1) + rv = errno; + else + rv = 0; + } + + ET(rv); +} + +void +rumpuser_putchar(int c) +{ + + putchar(c); +} + +__dead void +rumpuser_exit(int rv) +{ + + printf("halted\n"); + if (rv == RUMPUSER_PANIC) + abort(); + else + exit(rv); +} + +void +rumpuser_seterrno(int error) +{ + + errno = error; +} + +/* + * This is meant for safe debugging prints from the kernel. + */ +void +rumpuser_dprintf(const char *format, ...) +{ + va_list ap; + + va_start(ap, format); + vfprintf(stderr, format, ap); + va_end(ap); +} + +int +rumpuser_kill(int64_t pid, int rumpsig) +{ + int sig; + + sig = rumpuser__sig_rump2host(rumpsig); + if (sig > 0) + raise(sig); + return 0; +} diff --git a/lib/librumpuser/rumpuser_bio.c b/lib/librumpuser/rumpuser_bio.c new file mode 100644 index 000000000..01b0de46e --- /dev/null +++ b/lib/librumpuser/rumpuser_bio.c @@ -0,0 +1,189 @@ +/* $NetBSD: rumpuser_bio.c,v 1.10 2014/11/04 19:05:17 pooka Exp $ */ + +/*- + * Copyright (c) 2013 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_bio.c,v 1.10 2014/11/04 19:05:17 pooka Exp $"); +#endif /* !lint */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +struct rumpuser_bio { + int bio_fd; + int bio_op; + void *bio_data; + size_t bio_dlen; + off_t bio_off; + + rump_biodone_fn bio_done; + void *bio_donearg; +}; + +#define N_BIOS 128 +static pthread_mutex_t biomtx = PTHREAD_MUTEX_INITIALIZER; +static pthread_cond_t biocv = PTHREAD_COND_INITIALIZER; +static int bio_head, bio_tail; +static struct rumpuser_bio bios[N_BIOS]; + +static void +dobio(struct rumpuser_bio *biop) +{ + ssize_t rv; + int error, dummy; + + assert(biop->bio_donearg != NULL); + if (biop->bio_op & RUMPUSER_BIO_READ) { + error = 0; + rv = pread(biop->bio_fd, biop->bio_data, + biop->bio_dlen, biop->bio_off); + if (rv < 0) { + rv = 0; + error = rumpuser__errtrans(errno); + } + } else { + error = 0; + rv = pwrite(biop->bio_fd, biop->bio_data, + biop->bio_dlen, biop->bio_off); + if (rv < 0) { + rv = 0; + error = rumpuser__errtrans(errno); + } else if (biop->bio_op & RUMPUSER_BIO_SYNC) { +#ifdef HAVE_FSYNC_RANGE + fsync_range(biop->bio_fd, FDATASYNC, + biop->bio_off, biop->bio_dlen); +#else + fsync(biop->bio_fd); +#endif + } + } + rumpkern_sched(0, NULL); + biop->bio_done(biop->bio_donearg, (size_t)rv, error); + rumpkern_unsched(&dummy, NULL); + + /* paranoia */ + biop->bio_donearg = NULL; +} + +static void * +biothread(void *arg) +{ + struct rumpuser_bio *biop; + int rv; + + rumpuser__hyp.hyp_schedule(); + rv = rumpuser__hyp.hyp_lwproc_newlwp(0); + assert(rv == 0); + rumpuser__hyp.hyp_unschedule(); + NOFAIL_ERRNO(pthread_mutex_lock(&biomtx)); + for (;;) { + while (bio_head == bio_tail) + NOFAIL_ERRNO(pthread_cond_wait(&biocv, &biomtx)); + + biop = &bios[bio_tail]; + pthread_mutex_unlock(&biomtx); + + dobio(biop); + + NOFAIL_ERRNO(pthread_mutex_lock(&biomtx)); + bio_tail = (bio_tail+1) % N_BIOS; + pthread_cond_signal(&biocv); + } + + /* unreachable */ + abort(); +} + +void +rumpuser_bio(int fd, int op, void *data, size_t dlen, int64_t doff, + rump_biodone_fn biodone, void *bioarg) +{ + struct rumpuser_bio bio; + static int inited = 0; + static int usethread = 1; + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + + if (!inited) { + pthread_mutex_lock(&biomtx); + if (!inited) { + char buf[16]; + pthread_t pt; + + /* + * duplicates policy of rump kernel. maybe a bit + * questionable, but since the setting is not + * used in normal circumstances, let's not care + */ + if (getenv_r("RUMP_THREADS", buf, sizeof(buf)) == 0) + usethread = *buf != '0'; + + if (usethread) + pthread_create(&pt, NULL, biothread, NULL); + inited = 1; + } + pthread_mutex_unlock(&biomtx); + assert(inited); + } + + bio.bio_fd = fd; + bio.bio_op = op; + bio.bio_data = data; + bio.bio_dlen = dlen; + bio.bio_off = (off_t)doff; + bio.bio_done = biodone; + bio.bio_donearg = bioarg; + + if (!usethread) { + dobio(&bio); + } else { + pthread_mutex_lock(&biomtx); + while ((bio_head+1) % N_BIOS == bio_tail) + pthread_cond_wait(&biocv, &biomtx); + + bios[bio_head] = bio; + bio_head = (bio_head+1) % N_BIOS; + + pthread_cond_signal(&biocv); + pthread_mutex_unlock(&biomtx); + } + + rumpkern_sched(nlocks, NULL); +} diff --git a/lib/librumpuser/rumpuser_component.c b/lib/librumpuser/rumpuser_component.c new file mode 100644 index 000000000..40b4da385 --- /dev/null +++ b/lib/librumpuser/rumpuser_component.c @@ -0,0 +1,108 @@ +/* $NetBSD: rumpuser_component.c,v 1.6 2013/05/07 15:18:35 pooka Exp $ */ + +/* + * Copyright (c) 2013 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_component.c,v 1.6 2013/05/07 15:18:35 pooka Exp $"); +#endif /* !lint */ + +#include + +/* + * These interfaces affect the shlib major/minor; they can be called from + * any program when applicable. The rest of the interfaces provided + * by rumpuser are part of the rump kernel/hypervisor contract and + * are versioned by RUMPUSER_VERSION. + */ + +#include + +#include "rumpuser_int.h" + +void * +rumpuser_component_unschedule(void) +{ + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + return (void *)(intptr_t)nlocks; +} + +void +rumpuser_component_schedule(void *cookie) +{ + int nlocks = (int)(intptr_t)cookie; + + rumpkern_sched(nlocks, NULL); +} + +void +rumpuser_component_kthread(void) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwproc_newlwp(0); + rumpuser__hyp.hyp_unschedule(); +} + +struct lwp * +rumpuser_component_curlwp(void) +{ + struct lwp *l; + + rumpuser__hyp.hyp_schedule(); + l = rumpuser__hyp.hyp_lwproc_curlwp(); + rumpuser__hyp.hyp_unschedule(); + + return l; +} + +void +rumpuser_component_switchlwp(struct lwp *l) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwproc_switch(l); + rumpuser__hyp.hyp_unschedule(); +} + +void +rumpuser_component_kthread_release(void) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwproc_release(); + rumpuser__hyp.hyp_unschedule(); +} + +int +rumpuser_component_errtrans(int hosterr) +{ + + return rumpuser__errtrans(hosterr); +} diff --git a/lib/librumpuser/rumpuser_component.h b/lib/librumpuser/rumpuser_component.h new file mode 100644 index 000000000..aeb768b0c --- /dev/null +++ b/lib/librumpuser/rumpuser_component.h @@ -0,0 +1,40 @@ +/* $NetBSD: rumpuser_component.h,v 1.3 2013/04/30 12:39:20 pooka Exp $ */ + +/* + * Copyright (c) 2013 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _RUMP_RUMPUSER_COMPONENT_H_ +#define _RUMP_RUMPUSER_COMPONENT_H_ + +void * rumpuser_component_unschedule(void); +void rumpuser_component_schedule(void *); +int rumpuser_component_errtrans(int); + +void rumpuser_component_kthread(void); +struct lwp *rumpuser_component_curlwp(void); +void rumpuser_component_switchlwp(struct lwp *); +void rumpuser_component_kthread_release(void); + +#endif /* _RUMP_RUMPUSER_COMPONENT_H_ */ diff --git a/lib/librumpuser/rumpuser_config.h.in b/lib/librumpuser/rumpuser_config.h.in new file mode 100644 index 000000000..b008c0621 --- /dev/null +++ b/lib/librumpuser/rumpuser_config.h.in @@ -0,0 +1,156 @@ +/* rumpuser_config.h.in. Generated from configure.ac by autoheader. */ + +/* Define to 1 if you have the `aligned_alloc' function. */ +#undef HAVE_ALIGNED_ALLOC + +/* Define to 1 if you have the `arc4random_buf' function. */ +#undef HAVE_ARC4RANDOM_BUF + +/* Define to 1 if you have the `chflags' function. */ +#undef HAVE_CHFLAGS + +/* Define to 1 if the system has the type `clockid_t'. */ +#undef HAVE_CLOCKID_T + +/* clock_gettime */ +#undef HAVE_CLOCK_GETTIME + +/* clock_nanosleep */ +#undef HAVE_CLOCK_NANOSLEEP + +/* dlinfo */ +#undef HAVE_DLINFO + +/* Define to 1 if you have the `fsync_range' function. */ +#undef HAVE_FSYNC_RANGE + +/* Define to 1 if you have the `getenv_r' function. */ +#undef HAVE_GETENV_R + +/* Define to 1 if you have the `getprogname' function. */ +#undef HAVE_GETPROGNAME + +/* Define to 1 if you have the `getsubopt' function. */ +#undef HAVE_GETSUBOPT + +/* Define to 1 if you have the header file. */ +#undef HAVE_INTTYPES_H + +/* Define to 1 if ioctl()'s cmd arg is int */ +#undef HAVE_IOCTL_CMD_INT + +/* Define to 1 if you have the `kqueue' function. */ +#undef HAVE_KQUEUE + +/* Define to 1 if you have the `rt' library (-lrt). */ +#undef HAVE_LIBRT + +/* Define to 1 if you have the `memalign' function. */ +#undef HAVE_MEMALIGN + +/* Define to 1 if you have the header file. */ +#undef HAVE_MEMORY_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_PATHS_H + +/* Define to 1 if you have the `posix_memalign' function. */ +#undef HAVE_POSIX_MEMALIGN + +/* Define to 1 if you have 2-arg pthread_setname_np() */ +#undef HAVE_PTHREAD_SETNAME2 + +/* Define to 1 if you have 3-arg pthread_setname_np() */ +#undef HAVE_PTHREAD_SETNAME3 + +/* Define to 1 if the system has the type `register_t'. */ +#undef HAVE_REGISTER_T + +/* Define to 1 if you have the `setprogname' function. */ +#undef HAVE_SETPROGNAME + +/* Define to 1 if you have the header file. */ +#undef HAVE_STDINT_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STDLIB_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STRINGS_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STRING_H + +/* Define to 1 if you have the `strsuftoll' function. */ +#undef HAVE_STRSUFTOLL + +/* Define to 1 if `sin_len' is a member of `struct sockaddr_in'. */ +#undef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_ATOMIC_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_CDEFS_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_DISKLABEL_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_DISK_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_DKIO_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_PARAM_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_STAT_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_SYSCTL_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_TYPES_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_UNISTD_H + +/* Define to 1 if you have the `utimensat' function. */ +#undef HAVE_UTIMENSAT + +/* Define to 1 if you have the `__quotactl' function. */ +#undef HAVE___QUOTACTL + +/* Define to the address where bug reports for this package should be sent. */ +#undef PACKAGE_BUGREPORT + +/* Define to the full name of this package. */ +#undef PACKAGE_NAME + +/* Define to the full name and version of this package. */ +#undef PACKAGE_STRING + +/* Define to the one symbol short name of this package. */ +#undef PACKAGE_TARNAME + +/* Define to the home page for this package. */ +#undef PACKAGE_URL + +/* Define to the version of this package. */ +#undef PACKAGE_VERSION + +/* Define to 1 if you have the ANSI C header files. */ +#undef STDC_HEADERS + +/* Enable large inode numbers on Mac OS X 10.5. */ +#ifndef _DARWIN_USE_64_BIT_INODE +# define _DARWIN_USE_64_BIT_INODE 1 +#endif + +/* Number of bits in a file offset, on hosts where this is settable. */ +#undef _FILE_OFFSET_BITS + +/* Define for large files, on AIX-style hosts. */ +#undef _LARGE_FILES diff --git a/lib/librumpuser/rumpuser_daemonize.c b/lib/librumpuser/rumpuser_daemonize.c new file mode 100644 index 000000000..db04d2835 --- /dev/null +++ b/lib/librumpuser/rumpuser_daemonize.c @@ -0,0 +1,147 @@ +/* $NetBSD: rumpuser_daemonize.c,v 1.7 2014/11/04 19:05:17 pooka Exp $ */ + +/* + * Copyright (c) 2010 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_daemonize.c,v 1.7 2014/11/04 19:05:17 pooka Exp $"); +#endif /* !lint */ + +#include +#include + +#include +#include +#include +#include +#include + +#include "rumpuser_int.h" + +#if defined(HAVE_PATHS_H) +#include +#else +#define _PATH_DEVNULL "/dev/null" +#endif + +static int isdaemonizing; +static int daemonpipe[2]; + +#include + +int +rumpuser_daemonize_begin(void) +{ + ssize_t n; + int error; + int rv; + + if (isdaemonizing) { + rv = EINPROGRESS; + goto out; + } + isdaemonizing = 1; + + /* + * For daemons we need to fork. However, since we can't fork + * after rump_init (which creates threads), do it now. Add + * a little pipe trickery to make sure we don't exit until the + * service is fully inited (i.e. interlocked daemonization). + * Actually, use sucketpair since that allows to easily steer + * clear of the dreaded sigpipe. + * + * Note: We do *NOT* host chdir("/"). It's up to the caller to + * take care of that or not. + */ + if (socketpair(PF_LOCAL, SOCK_STREAM, 0, daemonpipe) == -1) { + rv = errno; + goto out; + } + + switch (fork()) { + case 0: + if (setsid() == -1) { + rumpuser_daemonize_done(errno); + } + rv = 0; + break; + case -1: + rv = errno; + break; + default: + close(daemonpipe[1]); + n = recv(daemonpipe[0], &error, sizeof(error), MSG_NOSIGNAL); + if (n == -1) + error = errno; + else if (n != sizeof(error)) + error = ESRCH; + _exit(error); + /*NOTREACHED*/ + } + + out: + ET(rv); +} + +int +rumpuser_daemonize_done(int error) +{ + ssize_t n; + int fd, rv = 0; + + if (!isdaemonizing) { + rv = ENOENT; + goto outout; + } + + if (error == 0) { + fd = open(_PATH_DEVNULL, O_RDWR); + if (fd == -1) { + error = errno; + goto out; + } + dup2(fd, STDIN_FILENO); + dup2(fd, STDOUT_FILENO); + dup2(fd, STDERR_FILENO); + if (fd > STDERR_FILENO) + close(fd); + } + + out: + n = send(daemonpipe[1], &error, sizeof(error), MSG_NOSIGNAL); + if (n != sizeof(error)) { + rv = EPIPE; + } else if (n == -1) { + rv = errno; + } else { + close(daemonpipe[0]); + close(daemonpipe[1]); + } + + outout: + ET(rv); +} diff --git a/lib/librumpuser/rumpuser_dl.c b/lib/librumpuser/rumpuser_dl.c new file mode 100644 index 000000000..171d844b8 --- /dev/null +++ b/lib/librumpuser/rumpuser_dl.c @@ -0,0 +1,487 @@ +/* $NetBSD: rumpuser_dl.c,v 1.30 2014/11/04 19:05:17 pooka Exp $ */ + +/* + * Copyright (c) 2009 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Load all module link sets and feed symbol table to the kernel. + * Called during rump bootstrap. + */ + +/* + * Solaris libelf.h doesn't support _FILE_OFFSET_BITS=64. Luckily, + * for this module it doesn't matter. + */ +#if defined(__sun__) +#define RUMPUSER_NO_FILE_OFFSET_BITS +#endif +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_dl.c,v 1.30 2014/11/04 19:05:17 pooka Exp $"); +#endif /* !lint */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#if defined(__ELF__) && defined(HAVE_DLINFO) +#include +#include + +static size_t symtabsize = 0, strtabsize = 0; +static size_t symtaboff = 0, strtaboff = 0; +static uint8_t *symtab = NULL; +static char *strtab = NULL; +static unsigned char eident; + +/* nb5 compat */ +#ifndef Elf_Symindx +#define Elf_Symindx uint32_t +#endif + +static void * +reservespace(void *store, size_t *storesize, + size_t storeoff, size_t required) +{ + size_t chunk, newsize; + + assert(storeoff <= *storesize); + chunk = *storesize - storeoff; + + if (chunk >= required) + return store; + + newsize = *storesize + ((size_t)required - chunk); + store = realloc(store, newsize); + if (store == NULL) { + return NULL; + } + *((uint8_t *)store + storeoff) = '\0'; + *storesize = newsize; + + return store; +} + +/* + * Macros to make handling elf32/64 in the code a little saner. + */ + +#define DYNn_GETMEMBER(base, n, thevar, result) \ +do { \ + if (eident == ELFCLASS32) { \ + const Elf32_Dyn *dyn = base; \ + /*LINTED*/ \ + result = dyn[n].thevar; \ + } else { \ + const Elf64_Dyn *dyn = base; \ + /*LINTED*/ \ + result = dyn[n].thevar; \ + } \ +} while (/*CONSTCOND*/0) + +#define SYMn_GETMEMBER(base, n, thevar, result) \ +do { \ + if (eident == ELFCLASS32) { \ + const Elf32_Sym *sym = base; \ + /*LINTED*/ \ + result = sym[n].thevar; \ + } else { \ + const Elf64_Sym *sym = base; \ + /*LINTED*/ \ + result = sym[n].thevar; \ + } \ +} while (/*CONSTCOND*/0) + +#define SYMn_SETMEMBER(base, n, thevar, value) \ +do { \ + if (eident == ELFCLASS32) { \ + Elf32_Sym *sym = base; \ + /*LINTED*/ \ + sym[n].thevar = value; \ + } else { \ + Elf64_Sym *sym = base; \ + /*LINTED*/ \ + sym[n].thevar = value; \ + } \ +} while (/*CONSTCOND*/0) + +#define SYM_GETSIZE() ((eident==ELFCLASS32)?sizeof(Elf32_Sym):sizeof(Elf64_Sym)) + +/* + * On NetBSD, the dynamic section pointer values seem to be relative to + * the address the dso is mapped at. On glibc, they seem to contain + * the absolute address. I couldn't find anything definite from a quick + * read of the standard and therefore I will not go and figure beyond ifdef. + * On Solaris and DragonFly / FreeBSD, the main object works differently + * ... uuuuh. + */ +#if defined(__GLIBC__) && !defined(__mips__) +#define adjptr(_map_, _ptr_) ((void *)(_ptr_)) +#elif defined(__sun__) || defined(__DragonFly__) || defined(__FreeBSD__) +#define adjptr(_map_, _ptr_) \ + (ismainobj ? (void *)(_ptr_) : (void *)(_map_->l_addr + (_ptr_))) +#else +/* NetBSD and some others, e.g. Linux + musl */ +#define adjptr(_map_, _ptr_) ((void *)(_map_->l_addr + (_ptr_))) +#endif + +static int +getsymbols(struct link_map *map, int ismainobj) +{ + char *str_base; + void *syms_base = NULL; /* XXXgcc */ + size_t curstrsize; + const void *ed_base; + uint64_t ed_tag; + size_t cursymcount; + unsigned i; + + if (map->l_addr) { + if (memcmp((void *)map->l_addr, ELFMAG, SELFMAG) != 0) + return ENOEXEC; + eident = *(unsigned char *)(map->l_addr + EI_CLASS); + if (eident != ELFCLASS32 && eident != ELFCLASS64) + return ENOEXEC; + } + + /* + * ok, we probably have only the main object. instead of going + * to disk and reading the ehdr, just try to guess the size. + */ + if (eident == 0) { + if (/*CONSTCOND*/sizeof(void *) == 4) + eident = ELFCLASS32; + else + eident = ELFCLASS64; + } + + /* + * Find symtab and strtab and their sizes. + */ + str_base = NULL; + curstrsize = 0; + cursymcount = 0; + ed_base = map->l_ld; + DYNn_GETMEMBER(ed_base, 0, d_tag, ed_tag); + for (i = 0; ed_tag != DT_NULL;) { + uintptr_t edptr; + size_t edval; + Elf_Symindx *hashtab; + + switch (ed_tag) { + case DT_SYMTAB: + DYNn_GETMEMBER(ed_base, i, d_un.d_ptr, edptr); + syms_base = adjptr(map, edptr); + break; + case DT_STRTAB: + DYNn_GETMEMBER(ed_base, i, d_un.d_ptr, edptr); + str_base = adjptr(map, edptr); + break; + case DT_STRSZ: + DYNn_GETMEMBER(ed_base, i, d_un.d_val, edval); + curstrsize = edval; + break; + case DT_HASH: + DYNn_GETMEMBER(ed_base, i, d_un.d_ptr, edptr); + hashtab = (Elf_Symindx *)adjptr(map, edptr); + cursymcount = hashtab[1]; + break; +#ifdef DT_GNU_HASH + /* + * DT_GNU_HASH is a bit more complicated than DT_HASH + * in this regard since apparently there is no field + * telling us the total symbol count. Instead, we look + * for the last valid hash bucket and add its chain lenght + * to the bucket's base index. + */ + case DT_GNU_HASH: { + Elf32_Word nbuck, symndx, maskwords, maxchain = 0; + Elf32_Word *gnuhash, *buckets, *ptr; + int bi; + + DYNn_GETMEMBER(ed_base, i, d_un.d_ptr, edptr); + gnuhash = (Elf32_Word *)adjptr(map, edptr); + + nbuck = gnuhash[0]; + symndx = gnuhash[1]; + maskwords = gnuhash[2]; + + /* + * First, find the last valid bucket and grab its index + */ + if (eident == ELFCLASS64) + maskwords *= 2; /* sizeof(*buckets) == 4 */ + buckets = gnuhash + 4 + maskwords; + for (bi = nbuck-1; bi >= 0; bi--) { + if (buckets[bi] != 0) { + maxchain = buckets[bi]; + break; + } + } + if (maxchain == 0 || maxchain < symndx) + break; + + /* + * Then, traverse the last chain and count symbols. + */ + + cursymcount = maxchain; + ptr = buckets + nbuck + (maxchain - symndx); + do { + cursymcount++; + } while ((*ptr++ & 1) == 0); + } + break; +#endif + case DT_SYMENT: + DYNn_GETMEMBER(ed_base, i, d_un.d_val, edval); + assert(edval == SYM_GETSIZE()); + break; + default: + break; + } + i++; + DYNn_GETMEMBER(ed_base, i, d_tag, ed_tag); + } + + if (str_base == NULL || syms_base == NULL || + curstrsize == 0 || cursymcount == 0) { + fprintf(stderr, "could not find strtab, symtab or their sizes " + "in %s\n", map->l_name); + return ENOEXEC; + } + + /* + * Make sure we have enough space for the contents of the symbol + * and string tables we are currently processing. The total used + * space will be smaller due to undefined symbols we are not + * interested in. + */ + symtab = reservespace(symtab, &symtabsize, + symtaboff, cursymcount * SYM_GETSIZE()); + strtab = reservespace(strtab, &strtabsize, strtaboff, curstrsize); + if (symtab == NULL || strtab == NULL) { + fprintf(stderr, "failed to reserve memory"); + return ENOMEM; + } + + /* iterate over all symbols in current symtab */ + for (i = 0; i < cursymcount; i++) { + const char *cursymname; + int shndx, name; + uintptr_t value; + void *csym; + + SYMn_GETMEMBER(syms_base, i, st_shndx, shndx); + SYMn_GETMEMBER(syms_base, i, st_value, value); + if (shndx == SHN_UNDEF || value == 0) + continue; + + /* get symbol name */ + SYMn_GETMEMBER(syms_base, i, st_name, name); + cursymname = name + str_base; + + /* + * Only accept symbols which are decidedly in + * the rump kernel namespace. + * XXX: quirks, but they wouldn't matter here + */ + if (strncmp(cursymname, "rump", 4) != 0 && + strncmp(cursymname, "RUMP", 4) != 0 && + strncmp(cursymname, "__", 2) != 0) { + continue; + } + + memcpy(symtab + symtaboff, + (const uint8_t *)syms_base + i*SYM_GETSIZE(),SYM_GETSIZE()); + + /* + * set name to point at new strtab, offset symbol value + * with lib base address. + */ + csym = symtab + symtaboff; + SYMn_SETMEMBER(csym, 0, st_name, strtaboff); + SYMn_GETMEMBER(csym, 0, st_value, value); + SYMn_SETMEMBER(csym, 0, st_value,(intptr_t)(value+map->l_addr)); + symtaboff += SYM_GETSIZE(); + + strcpy(strtab + strtaboff, cursymname); + strtaboff += strlen(cursymname)+1; + } + + return 0; +} + +static void +process_object(void *handle, + rump_modinit_fn domodinit, rump_compload_fn docompload) +{ + const struct modinfo *const *mi_start, *const *mi_end; + struct rump_component *const *rc, *const *rc_end; + + mi_start = dlsym(handle, "__start_link_set_modules"); + mi_end = dlsym(handle, "__stop_link_set_modules"); + if (mi_start && mi_end) + domodinit(mi_start, (size_t)(mi_end-mi_start)); + + rc = dlsym(handle, "__start_link_set_rump_components"); + rc_end = dlsym(handle, "__stop_link_set_rump_components"); + if (rc && rc_end) { + for (; rc < rc_end; rc++) + docompload(*rc); + assert(rc == rc_end); + } +} + +/* + * Get the linkmap from the dynlinker. Try to load kernel modules + * from all objects in the linkmap. + */ +void +rumpuser_dl_bootstrap(rump_modinit_fn domodinit, + rump_symload_fn symload, rump_compload_fn compload) +{ + struct link_map *map, *origmap, *mainmap; + void *mainhandle; + int error; + + mainhandle = dlopen(NULL, RTLD_NOW); + /* Will be null if statically linked so just return */ + if (mainhandle == NULL) + return; + if (dlinfo(mainhandle, RTLD_DI_LINKMAP, &mainmap) == -1) { + fprintf(stderr, "warning: rumpuser module bootstrap " + "failed: %s\n", dlerror()); + return; + } + origmap = mainmap; + + /* + * Use a heuristic to determine if we are static linked. + * A dynamically linked binary should always have at least + * two objects: itself and ld.so. + * + * In a statically linked binary with glibc the linkmap + * contains some "info" that leads to a segfault. Since we + * can't really do anything useful in here without ld.so, just + * simply bail and let the symbol references in librump do the + * right things. + */ + if (origmap->l_next == NULL && origmap->l_prev == NULL) { + dlclose(mainhandle); + return; + } + + /* + * Process last->first because that's the most probable + * order for dependencies + */ + for (; origmap->l_next; origmap = origmap->l_next) + continue; + + /* + * Build symbol table to hand to the rump kernel. Do this by + * iterating over all rump libraries and collecting symbol + * addresses and relocation info. + */ + error = 0; + for (map = origmap; map && !error; map = map->l_prev) { + if (strstr(map->l_name, "librump") != NULL || map == mainmap) + error = getsymbols(map, map == mainmap); + } + + if (error == 0) { + void *trimmedsym, *trimmedstr; + + /* + * Allocate optimum-sized memory for storing tables + * and feed to kernel. If memory allocation fails, + * just give the ones with extra context (although + * I'm pretty sure we'll die moments later due to + * memory running out). + */ + if ((trimmedsym = malloc(symtaboff)) != NULL) { + memcpy(trimmedsym, symtab, symtaboff); + } else { + trimmedsym = symtab; + symtab = NULL; + } + if ((trimmedstr = malloc(strtaboff)) != NULL) { + memcpy(trimmedstr, strtab, strtaboff); + } else { + trimmedstr = strtab; + strtab = NULL; + } + symload(trimmedsym, symtaboff, trimmedstr, strtaboff); + } + free(symtab); + free(strtab); + + /* + * Next, load modules and components. + * + * Simply loop through all objects, ones unrelated to rump kernels + * will not contain link_set_rump_components (well, not including + * "sabotage", but that needs to be solved at another level anyway). + */ + for (map = origmap; map; map = map->l_prev) { + void *handle; + + if (map == mainmap) { + handle = mainhandle; + } else { + handle = dlopen(map->l_name, RTLD_LAZY); + if (handle == NULL) + continue; + } + process_object(handle, domodinit, compload); + if (map != mainmap) + dlclose(handle); + } +} +#else +/* + * no dynamic linking supported + */ +void +rumpuser_dl_bootstrap(rump_modinit_fn domodinit, + rump_symload_fn symload, rump_compload_fn compload) +{ + + return; +} +#endif diff --git a/lib/librumpuser/rumpuser_errtrans.c b/lib/librumpuser/rumpuser_errtrans.c new file mode 100644 index 000000000..9120803e0 --- /dev/null +++ b/lib/librumpuser/rumpuser_errtrans.c @@ -0,0 +1,321 @@ +/* $NetBSD: rumpuser_errtrans.c,v 1.1 2013/04/30 12:39:20 pooka Exp $ */ + +/* + * pseudo-automatically generated. PLEASE DO EDIT (e.g. in case there + * are errnos which are defined to be the same value) + * + * awk '/^#define/{printf "#ifdef %s\n\tcase %-15s: return %s;\n#endif\n", \ + * $2, $2, $3}' < errno.h + * + */ + +#include + +/* + * Translate host errno to rump kernel errno + */ +int rumpuser__errtrans(int); /* a naughty decouple */ +int +rumpuser__errtrans(int hosterr) +{ + + /* just in case the vompiler is being silly */ + if (hosterr == 0) + return 0; + + switch (hosterr) { +#ifdef EPERM + case EPERM : return 1; +#endif +#ifdef ENOENT + case ENOENT : return 2; +#endif +#ifdef ESRCH + case ESRCH : return 3; +#endif +#ifdef EINTR + case EINTR : return 4; +#endif +#ifdef EIO + case EIO : return 5; +#endif +#ifdef ENXIO + case ENXIO : return 6; +#endif +#ifdef E2BIG + case E2BIG : return 7; +#endif +#ifdef ENOEXEC + case ENOEXEC : return 8; +#endif +#ifdef EBADF + case EBADF : return 9; +#endif +#ifdef ECHILD + case ECHILD : return 10; +#endif +#ifdef EDEADLK + case EDEADLK : return 11; +#endif +#ifdef ENOMEM + case ENOMEM : return 12; +#endif +#ifdef EACCES + case EACCES : return 13; +#endif +#ifdef EFAULT + case EFAULT : return 14; +#endif +#ifdef ENOTBLK + case ENOTBLK : return 15; +#endif +#ifdef EBUSY + case EBUSY : return 16; +#endif +#ifdef EEXIST + case EEXIST : return 17; +#endif +#ifdef EXDEV + case EXDEV : return 18; +#endif +#ifdef ENODEV + case ENODEV : return 19; +#endif +#ifdef ENOTDIR + case ENOTDIR : return 20; +#endif +#ifdef EISDIR + case EISDIR : return 21; +#endif +#ifdef EINVAL + case EINVAL : return 22; +#endif +#ifdef ENFILE + case ENFILE : return 23; +#endif +#ifdef EMFILE + case EMFILE : return 24; +#endif +#ifdef ENOTTY + case ENOTTY : return 25; +#endif +#ifdef ETXTBSY + case ETXTBSY : return 26; +#endif +#ifdef EFBIG + case EFBIG : return 27; +#endif +#ifdef ENOSPC + case ENOSPC : return 28; +#endif +#ifdef ESPIPE + case ESPIPE : return 29; +#endif +#ifdef EROFS + case EROFS : return 30; +#endif +#ifdef EMLINK + case EMLINK : return 31; +#endif +#ifdef EPIPE + case EPIPE : return 32; +#endif +#ifdef EDOM + case EDOM : return 33; +#endif +#ifdef ERANGE + case ERANGE : return 34; +#endif +#ifdef EAGAIN + case EAGAIN : return 35; +#endif +#if defined(EWOULDBLOCK) && EWOULDBLOCK != EAGAIN + case EWOULDBLOCK : return 35; +#endif +#ifdef EINPROGRESS + case EINPROGRESS : return 36; +#endif +#ifdef EALREADY + case EALREADY : return 37; +#endif +#ifdef ENOTSOCK + case ENOTSOCK : return 38; +#endif +#ifdef EDESTADDRREQ + case EDESTADDRREQ : return 39; +#endif +#ifdef EMSGSIZE + case EMSGSIZE : return 40; +#endif +#ifdef EPROTOTYPE + case EPROTOTYPE : return 41; +#endif +#ifdef ENOPROTOOPT + case ENOPROTOOPT : return 42; +#endif +#ifdef EPROTONOSUPPORT + case EPROTONOSUPPORT: return 43; +#endif +#ifdef ESOCKTNOSUPPORT + case ESOCKTNOSUPPORT: return 44; +#endif +#ifdef EOPNOTSUPP + case EOPNOTSUPP : return 45; +#endif +#ifdef EPFNOSUPPORT + case EPFNOSUPPORT : return 46; +#endif +#ifdef EAFNOSUPPORT + case EAFNOSUPPORT : return 47; +#endif +#ifdef EADDRINUSE + case EADDRINUSE : return 48; +#endif +#ifdef EADDRNOTAVAIL + case EADDRNOTAVAIL : return 49; +#endif +#ifdef ENETDOWN + case ENETDOWN : return 50; +#endif +#ifdef ENETUNREACH + case ENETUNREACH : return 51; +#endif +#ifdef ENETRESET + case ENETRESET : return 52; +#endif +#ifdef ECONNABORTED + case ECONNABORTED : return 53; +#endif +#ifdef ECONNRESET + case ECONNRESET : return 54; +#endif +#ifdef ENOBUFS + case ENOBUFS : return 55; +#endif +#ifdef EISCONN + case EISCONN : return 56; +#endif +#ifdef ENOTCONN + case ENOTCONN : return 57; +#endif +#ifdef ESHUTDOWN + case ESHUTDOWN : return 58; +#endif +#ifdef ETOOMANYREFS + case ETOOMANYREFS : return 59; +#endif +#ifdef ETIMEDOUT + case ETIMEDOUT : return 60; +#endif +#ifdef ECONNREFUSED + case ECONNREFUSED : return 61; +#endif +#ifdef ELOOP + case ELOOP : return 62; +#endif +#ifdef ENAMETOOLONG + case ENAMETOOLONG : return 63; +#endif +#ifdef EHOSTDOWN + case EHOSTDOWN : return 64; +#endif +#ifdef EHOSTUNREACH + case EHOSTUNREACH : return 65; +#endif +#ifdef ENOTEMPTY + case ENOTEMPTY : return 66; +#endif +#ifdef EPROCLIM + case EPROCLIM : return 67; +#endif +#ifdef EUSERS + case EUSERS : return 68; +#endif +#ifdef EDQUOT + case EDQUOT : return 69; +#endif +#ifdef ESTALE + case ESTALE : return 70; +#endif +#ifdef EREMOTE + case EREMOTE : return 71; +#endif +#ifdef EBADRPC + case EBADRPC : return 72; +#endif +#ifdef ERPCMISMATCH + case ERPCMISMATCH : return 73; +#endif +#ifdef EPROGUNAVAIL + case EPROGUNAVAIL : return 74; +#endif +#ifdef EPROGMISMATCH + case EPROGMISMATCH : return 75; +#endif +#ifdef EPROCUNAVAIL + case EPROCUNAVAIL : return 76; +#endif +#ifdef ENOLCK + case ENOLCK : return 77; +#endif +#ifdef ENOSYS + case ENOSYS : return 78; +#endif +#ifdef EFTYPE + case EFTYPE : return 79; +#endif +#ifdef EAUTH + case EAUTH : return 80; +#endif +#ifdef ENEEDAUTH + case ENEEDAUTH : return 81; +#endif +#ifdef EIDRM + case EIDRM : return 82; +#endif +#ifdef ENOMSG + case ENOMSG : return 83; +#endif +#ifdef EOVERFLOW + case EOVERFLOW : return 84; +#endif +#ifdef EILSEQ + case EILSEQ : return 85; +#endif +#if defined(ENOTSUP) && (!defined(EOPNOTSUPP) || ENOTSUP != EOPNOTSUPP) + case ENOTSUP : return 86; +#endif +#ifdef ECANCELED + case ECANCELED : return 87; +#endif +#ifdef EBADMSG + case EBADMSG : return 88; +#endif +#ifdef ENODATA + case ENODATA : return 89; +#endif +#ifdef ENOSR + case ENOSR : return 90; +#endif +#ifdef ENOSTR + case ENOSTR : return 91; +#endif +#ifdef ETIME + case ETIME : return 92; +#endif +#ifdef ENOATTR + case ENOATTR : return 93; +#endif +#ifdef EMULTIHOP + case EMULTIHOP : return 94; +#endif +#ifdef ENOLINK + case ENOLINK : return 95; +#endif +#ifdef EPROTO + case EPROTO : return 96; +#endif + + default : return 22; /* EINVAL */ + } +} diff --git a/lib/librumpuser/rumpuser_file.c b/lib/librumpuser/rumpuser_file.c new file mode 100644 index 000000000..d05f155ec --- /dev/null +++ b/lib/librumpuser/rumpuser_file.c @@ -0,0 +1,342 @@ +/* $NetBSD: rumpuser_file.c,v 1.4 2014/11/04 21:08:12 pooka Exp $ */ + +/* + * Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* NOTE this code will move to a new driver in the next hypercall revision */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_file.c,v 1.4 2014/11/04 21:08:12 pooka Exp $"); +#endif /* !lint */ + +#include +#include +#include +#include +#include +#include + +#if defined(HAVE_SYS_DISK_H) +#include +#endif +#if defined(HAVE_SYS_DISKLABEL_H) +#include +#endif +#if defined(HAVE_SYS_DKIO_H) +#include +#endif + +#if defined(HAVE_SYS_SYSCTL_H) +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +int +rumpuser_getfileinfo(const char *path, uint64_t *sizep, int *ftp) +{ + struct stat sb; + uint64_t size = 0; + int needsdev = 0, rv = 0, ft = 0; + int fd = -1; + + if (stat(path, &sb) == -1) { + rv = errno; + goto out; + } + + switch (sb.st_mode & S_IFMT) { + case S_IFDIR: + ft = RUMPUSER_FT_DIR; + break; + case S_IFREG: + ft = RUMPUSER_FT_REG; + break; + case S_IFBLK: + ft = RUMPUSER_FT_BLK; + needsdev = 1; + break; + case S_IFCHR: + ft = RUMPUSER_FT_CHR; + needsdev = 1; + break; + default: + ft = RUMPUSER_FT_OTHER; + break; + } + + if (!needsdev) { + size = sb.st_size; + } else if (sizep) { + /* + * Welcome to the jungle. Of course querying the kernel + * for a device partition size is supposed to be far from + * trivial. On NetBSD we use ioctl. On $other platform + * we have a problem. We try "the lseek trick" and just + * fail if that fails. Platform specific code can later + * be written here if appropriate. + * + * On NetBSD we hope and pray that for block devices nobody + * else is holding them open, because otherwise the kernel + * will not permit us to open it. Thankfully, this is + * usually called only in bootstrap and then we can + * forget about it. + */ + + fd = open(path, O_RDONLY); + if (fd == -1) { + rv = errno; + goto out; + } + +#if (!defined(DIOCGDINFO) || !defined(DISKPART)) && !defined(DIOCGWEDGEINFO) + { + off_t off = lseek(fd, 0, SEEK_END); + if (off != 0) { + size = off; + goto out; + } + fprintf(stderr, "error: device size query not implemented on " + "this platform\n"); + rv = EOPNOTSUPP; + goto out; + } +#else + +#if defined(DIOCGDINFO) && defined(DISKPART) + { + struct disklabel lab; + struct partition *parta; + if (ioctl(fd, DIOCGDINFO, &lab) == 0) { + parta = &lab.d_partitions[DISKPART(sb.st_rdev)]; + size = (uint64_t)lab.d_secsize * parta->p_size; + goto out; + } + } +#endif + +#if defined(DIOCGWEDGEINFO) + { + struct dkwedge_info dkw; + if (ioctl(fd, DIOCGWEDGEINFO, &dkw) == 0) { + /* + * XXX: should use DIOCGDISKINFO to query + * sector size, but that requires proplib, + * so just don't bother for now. it's nice + * that something as difficult as figuring out + * a partition's size has been made so easy. + */ + size = dkw.dkw_size << DEV_BSHIFT; + goto out; + } + } +#endif + rv = errno; +#endif + } + + out: + if (rv == 0 && sizep) + *sizep = size; + if (rv == 0 && ftp) + *ftp = ft; + if (fd != -1) + close(fd); + + ET(rv); +} + +int +rumpuser_open(const char *path, int ruflags, int *fdp) +{ + int fd, flags, rv; + + switch (ruflags & RUMPUSER_OPEN_ACCMODE) { + case RUMPUSER_OPEN_RDONLY: + flags = O_RDONLY; + break; + case RUMPUSER_OPEN_WRONLY: + flags = O_WRONLY; + break; + case RUMPUSER_OPEN_RDWR: + flags = O_RDWR; + break; + default: + rv = EINVAL; + goto out; + } + +#define TESTSET(_ru_, _h_) if (ruflags & _ru_) flags |= _h_; + TESTSET(RUMPUSER_OPEN_CREATE, O_CREAT); + TESTSET(RUMPUSER_OPEN_EXCL, O_EXCL); +#undef TESTSET + + KLOCK_WRAP(fd = open(path, flags, 0644)); + if (fd == -1) { + rv = errno; + } else { + *fdp = fd; + rv = 0; + } + + out: + ET(rv); +} + +int +rumpuser_close(int fd) +{ + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + fsync(fd); + close(fd); + rumpkern_sched(nlocks, NULL); + + ET(0); +} + +/* + * Assume "struct rumpuser_iovec" and "struct iovec" are the same. + * If you encounter POSIX platforms where they aren't, add some + * translation for iovlen > 1. + */ +int +rumpuser_iovread(int fd, struct rumpuser_iovec *ruiov, size_t iovlen, + int64_t roff, size_t *retp) +{ + struct iovec *iov = (struct iovec *)ruiov; + off_t off = (off_t)roff; + ssize_t nn; + int rv; + + if (off == RUMPUSER_IOV_NOSEEK) { + KLOCK_WRAP(nn = readv(fd, iov, iovlen)); + } else { + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + if (lseek(fd, off, SEEK_SET) == off) { + nn = readv(fd, iov, iovlen); + } else { + nn = -1; + } + rumpkern_sched(nlocks, NULL); + } + + if (nn == -1) { + rv = errno; + } else { + *retp = (size_t)nn; + rv = 0; + } + + ET(rv); +} + +int +rumpuser_iovwrite(int fd, const struct rumpuser_iovec *ruiov, size_t iovlen, + int64_t roff, size_t *retp) +{ + const struct iovec *iov = (const struct iovec *)ruiov; + off_t off = (off_t)roff; + ssize_t nn; + int rv; + + if (off == RUMPUSER_IOV_NOSEEK) { + KLOCK_WRAP(nn = writev(fd, iov, iovlen)); + } else { + int nlocks; + + rumpkern_unsched(&nlocks, NULL); + if (lseek(fd, off, SEEK_SET) == off) { + nn = writev(fd, iov, iovlen); + } else { + nn = -1; + } + rumpkern_sched(nlocks, NULL); + } + + if (nn == -1) { + rv = errno; + } else { + *retp = (size_t)nn; + rv = 0; + } + + ET(rv); +} + +int +rumpuser_syncfd(int fd, int flags, uint64_t start, uint64_t len) +{ + int rv = 0; + + /* + * For now, assume fd is regular file and does not care + * about read syncing + */ + if ((flags & RUMPUSER_SYNCFD_BOTH) == 0) { + rv = EINVAL; + goto out; + } + if ((flags & RUMPUSER_SYNCFD_WRITE) == 0) { + rv = 0; + goto out; + } + +#if defined(HAVE_FSYNC_RANGE) + { + int fsflags = FDATASYNC; + + if (fsflags & RUMPUSER_SYNCFD_SYNC) + fsflags |= FDISKSYNC; + if (fsync_range(fd, fsflags, start, len) == -1) + rv = errno; + } +#else + /* el-simplo */ + if (fsync(fd) == -1) + rv = errno; +#endif + + out: + ET(rv); +} diff --git a/lib/librumpuser/rumpuser_int.h b/lib/librumpuser/rumpuser_int.h new file mode 100644 index 000000000..1f4fc75f7 --- /dev/null +++ b/lib/librumpuser/rumpuser_int.h @@ -0,0 +1,105 @@ +/* $NetBSD: rumpuser_int.h,v 1.10 2014/07/22 22:41:58 justin Exp $ */ + +/* + * Copyright (c) 2008 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include + +#include + +#define seterror(value) do { if (error) *error = value;} while (/*CONSTCOND*/0) + +extern struct rumpuser_hyperup rumpuser__hyp; + +static inline void +rumpkern_unsched(int *nlocks, void *interlock) +{ + + rumpuser__hyp.hyp_backend_unschedule(0, nlocks, interlock); +} + +static inline void +rumpkern_sched(int nlocks, void *interlock) +{ + + rumpuser__hyp.hyp_backend_schedule(nlocks, interlock); +} + +#define KLOCK_WRAP(a) \ +do { \ + int nlocks; \ + rumpkern_unsched(&nlocks, NULL); \ + a; \ + rumpkern_sched(nlocks, NULL); \ +} while (/*CONSTCOND*/0) + +#define DOCALL(rvtype, call) \ +{ \ + rvtype rv; \ + rv = call; \ + if (rv == -1) \ + seterror(errno); \ + else \ + seterror(0); \ + return rv; \ +} + +#define DOCALL_KLOCK(rvtype, call) \ +{ \ + rvtype rv; \ + int nlocks; \ + rumpkern_unsched(&nlocks, NULL); \ + rv = call; \ + rumpkern_sched(nlocks, NULL); \ + if (rv == -1) \ + seterror(errno); \ + else \ + seterror(0); \ + return rv; \ +} + +void rumpuser__thrinit(void); + +#define NOFAIL(a) do {if (!(a)) abort();} while (/*CONSTCOND*/0) + +#define NOFAIL_ERRNO(a) \ +do { \ + int fail_rv = (a); \ + if (fail_rv) { \ + printf("panic: rumpuser fatal failure %d (%s)\n", \ + fail_rv, strerror(fail_rv)); \ + abort(); \ + } \ +} while (/*CONSTCOND*/0) + +int rumpuser__sig_rump2host(int); +int rumpuser__errtrans(int); +#ifdef __NetBSD__ +#define ET(_v_) return (_v_); +#else +#define ET(_v_) return (_v_) ? rumpuser__errtrans(_v_) : 0; +#endif + +int rumpuser__random_init(void); diff --git a/lib/librumpuser/rumpuser_mem.c b/lib/librumpuser/rumpuser_mem.c new file mode 100644 index 000000000..880640ee9 --- /dev/null +++ b/lib/librumpuser/rumpuser_mem.c @@ -0,0 +1,111 @@ +/* $NetBSD: rumpuser_mem.c,v 1.2 2014/08/24 14:37:31 pooka Exp $ */ + +/* + * Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_mem.c,v 1.2 2014/08/24 14:37:31 pooka Exp $"); +#endif /* !lint */ + +#include + +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +int +rumpuser_malloc(size_t howmuch, int alignment, void **memp) +{ + void *mem = NULL; + int rv; + + if (alignment == 0) + alignment = sizeof(void *); + + rv = posix_memalign(&mem, (size_t)alignment, howmuch); + if (__predict_false(rv != 0)) { + if (rv == EINVAL) { + printf("rumpuser_malloc: invalid alignment %d\n", + alignment); + abort(); + } + } + + *memp = mem; + ET(rv); +} + +/*ARGSUSED1*/ +void +rumpuser_free(void *ptr, size_t size) +{ + + free(ptr); +} + +int +rumpuser_anonmmap(void *prefaddr, size_t size, int alignbit, + int exec, void **memp) +{ + void *mem; + int prot, rv; + +#ifndef MAP_ALIGNED +#define MAP_ALIGNED(a) 0 + if (alignbit) + fprintf(stderr, "rumpuser_anonmmap: warning, requested " + "alignment not supported by hypervisor\n"); +#endif + + prot = PROT_READ|PROT_WRITE; + if (exec) + prot |= PROT_EXEC; + mem = mmap(prefaddr, size, prot, + MAP_PRIVATE | MAP_ANON | MAP_ALIGNED(alignbit), -1, 0); + if (mem == MAP_FAILED) { + rv = errno; + } else { + *memp = mem; + rv = 0; + } + + ET(rv); +} + +void +rumpuser_unmap(void *addr, size_t len) +{ + + munmap(addr, len); +} + diff --git a/lib/librumpuser/rumpuser_port.h b/lib/librumpuser/rumpuser_port.h new file mode 100644 index 000000000..26c072f23 --- /dev/null +++ b/lib/librumpuser/rumpuser_port.h @@ -0,0 +1,329 @@ +/* $NetBSD: rumpuser_port.h,v 1.46 2015/09/21 21:50:16 pooka Exp $ */ + +#ifndef _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_ +#define _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_ + +/* + * Define things found by autoconf. buildrump.sh defines RUMPUSER_CONFIG, + * the NetBSD build does not run autoconf during build and supplies the + * necessary values here. To update the NetBSD values, run ./configure + * for an up-to-date NetBSD installation and insert rumpuser_config.h + * in the space below, e.g. with ":r !sed -ne '/^\#/p' rumpuser_config.h" + */ +#if !defined(RUMPUSER_CONFIG) + +#define HAVE_ARC4RANDOM_BUF 1 +#define HAVE_CHFLAGS 1 +#define HAVE_CLOCKID_T 1 +#define HAVE_CLOCK_GETTIME 1 +#define HAVE_CLOCK_NANOSLEEP 1 +#define HAVE_DLINFO 1 +#define HAVE_FSYNC_RANGE 1 +#define HAVE_GETENV_R 1 +#define HAVE_GETPROGNAME 1 +#define HAVE_GETSUBOPT 1 +#define HAVE_INTTYPES_H 1 +#define HAVE_KQUEUE 1 +#define HAVE_MEMORY_H 1 +#define HAVE_PATHS_H 1 +#define HAVE_POSIX_MEMALIGN 1 +#define HAVE_PTHREAD_SETNAME3 1 +#define HAVE_REGISTER_T 1 +#define HAVE_SETPROGNAME 1 +#define HAVE_STDINT_H 1 +#define HAVE_STDLIB_H 1 +#define HAVE_STRINGS_H 1 +#define HAVE_STRING_H 1 +#define HAVE_STRSUFTOLL 1 +#define HAVE_STRUCT_SOCKADDR_IN_SIN_LEN 1 +#define HAVE_SYS_ATOMIC_H 1 +#define HAVE_SYS_CDEFS_H 1 +#define HAVE_SYS_DISKLABEL_H 1 +#define HAVE_SYS_DISK_H 1 +#define HAVE_SYS_DKIO_H 1 +#define HAVE_SYS_PARAM_H 1 +#define HAVE_SYS_STAT_H 1 +#define HAVE_SYS_SYSCTL_H 1 +#define HAVE_SYS_TYPES_H 1 +#define HAVE_UNISTD_H 1 +#define HAVE___QUOTACTL 1 +#define HAVE_UTIMENSAT 1 +#define PACKAGE_BUGREPORT "http://rumpkernel.org/" +#define PACKAGE_NAME "rumpuser-posix" +#define PACKAGE_STRING "rumpuser-posix 999" +#define PACKAGE_TARNAME "rumpuser-posix" +#define PACKAGE_URL "" +#define PACKAGE_VERSION "999" +#define STDC_HEADERS 1 +#ifndef _DARWIN_USE_64_BIT_INODE +# define _DARWIN_USE_64_BIT_INODE 1 +#endif + +#else /* RUMPUSER_CONFIG */ +#include "rumpuser_config.h" +#endif + +#if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) +#define _GNU_SOURCE +#endif + +#if defined(HAVE_SYS_CDEFS_H) +#include +#endif + +/* + * Some versions of FreeBSD (e.g. 9.2) contain C11 stuff without + * any obvious way to expose the protos. Kludge around it. + */ +#ifdef __FreeBSD__ +#if __ISO_C_VISIBLE < 2011 +#undef __ISO_C_VISIBLE +#define __ISO_C_VISIBLE 2011 +#endif +#endif + +#if defined(HAVE_SYS_PARAM_H) +#include +#endif + +#ifndef MIN +#define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b)) +#endif +#ifndef MAX +#define MAX(a,b) ((/*CONSTCOND*/(a)>(b))?(a):(b)) +#endif + +#if !defined(HAVE_GETSUBOPT) +static inline int +getsubopt(char **optionp, char * const *tokens, char **valuep) +{ + + /* TODO make a definition */ + return -1; +} +#endif + +#if !defined(HAVE_CLOCKID_T) +typedef int clockid_t; +#endif + +#ifdef __ANDROID__ +#include +typedef uint16_t in_port_t; +#include +#define atomic_inc_uint(x) __sync_fetch_and_add(x, 1) +#define atomic_dec_uint(x) __sync_fetch_and_sub(x, 1) +#endif + +/* sunny magic */ +#if defined(__sun__) +# if defined(RUMPUSER_NO_FILE_OFFSET_BITS) +# undef _FILE_OFFSET_BITS +# define _FILE_OFFSET_BITS 32 +# endif +#endif + +#if !defined(HAVE_CLOCK_GETTIME) +#include +#define CLOCK_REALTIME 0 +static inline int +clock_gettime(clockid_t clk, struct timespec *ts) +{ + struct timeval tv; + + if (gettimeofday(&tv, 0) == 0) { + ts->tv_sec = tv.tv_sec; + ts->tv_nsec = tv.tv_usec * 1000; + return 0; + } + return -1; +} +#endif + +#if defined(__APPLE__) +#include +#define atomic_inc_uint(x) OSAtomicIncrement32((volatile int32_t *)(x)) +#define atomic_dec_uint(x) OSAtomicDecrement32((volatile int32_t *)(x)) +#endif + +#include + +#if !defined(HAVE_GETENV_R) +#include +#include +#include +#include +static inline int +getenv_r(const char *name, char *buf, size_t buflen) +{ + char *tmp; + + if ((tmp = getenv(name)) != NULL) { + if (strlen(tmp) >= buflen) { + errno = ERANGE; + return -1; + } + strcpy(buf, tmp); + return 0; + } else { + errno = ENOENT; + return -1; + } +} +#endif + +#if !defined(HAVE_POSIX_MEMALIGN) +#if !defined(HAVE_MEMALIGN) +#error method for aligned memory allocation required +#endif +#include +#include +static inline int +posix_memalign(void **ptr, size_t align, size_t size) +{ + + *ptr = memalign(align, size); + if (*ptr == NULL) + return ENOMEM; + return 0; +} +#endif + +/* + * For NetBSD, use COHERENCY_UNIT as the lock alignment size. + * On other platforms, just guess it to be 64. + */ +#ifdef __NetBSD__ +#define RUMPUSER_LOCKALIGN COHERENCY_UNIT +#else +#define RUMPUSER_LOCKALIGN 64 +#endif + +#if !defined(HAVE_ALIGNED_ALLOC) +#include +static inline void * +aligned_alloc(size_t alignment, size_t size) +{ + void *ptr; + int rv; + + rv = posix_memalign(&ptr, alignment, size); + return rv ? NULL : ptr; +} +#endif + +#ifndef __RCSID +#define __RCSID(a) +#endif + +#ifndef INFTIM +#define INFTIM (-1) +#endif + +#ifndef _DIAGASSERT +#define _DIAGASSERT(_p_) +#endif + +#if !defined(HAVE_STRUCT_SOCKADDR_IN_SIN_LEN) +#define SIN_SETLEN(a,b) +#else +#define SIN_SETLEN(_sin_, _len_) _sin_.sin_len = _len_ +#endif + +#ifndef __predict_true +#define __predict_true(a) a +#define __predict_false(a) a +#endif + +#ifndef __dead +#define __dead __attribute__((__noreturn__)) +#endif + +#ifndef __printflike +#ifdef __GNUC__ +#define __printflike(a,b) __attribute__((__format__ (__printf__,a,b))) +#else +#define __printflike(a,b) +#endif +#endif + +#ifndef __noinline +#ifdef __GNUC__ +#define __noinline __attribute__((__noinline__)) +#else +#define __noinline +#endif +#endif + +#ifndef __arraycount +#define __arraycount(_ar_) (sizeof(_ar_)/sizeof(_ar_[0])) +#endif + +#ifndef __UNCONST +#define __UNCONST(_a_) ((void *)(unsigned long)(const void *)(_a_)) +#endif + +#ifndef __CONCAT +#define __CONCAT(x,y) x ## y +#endif + +#ifndef __STRING +#define __STRING(x) #x +#endif + +#ifndef __NetBSD_Prereq__ +#define __NetBSD_Prereq__(a,b,c) 0 +#endif + +#include + +#if !defined(__CMSG_ALIGN) +#ifdef CMSG_ALIGN +#define __CMSG_ALIGN(a) CMSG_ALIGN(a) +#endif +#endif + +#ifndef PF_LOCAL +#define PF_LOCAL PF_UNIX +#endif +#ifndef AF_LOCAL +#define AF_LOCAL AF_UNIX +#endif + +/* pfft, but what are you going to do? */ +#ifndef MSG_NOSIGNAL +#define MSG_NOSIGNAL 0 +#endif + +#if !defined(HAVE_REGISTER_T) && !defined(RUMP_REGISTER_T) +#define RUMP_REGISTER_T long +typedef RUMP_REGISTER_T register_t; +#endif + +#include + +#ifndef TIMEVAL_TO_TIMESPEC +#define TIMEVAL_TO_TIMESPEC(tv, ts) \ +do { \ + (ts)->tv_sec = (tv)->tv_sec; \ + (ts)->tv_nsec = (tv)->tv_usec * 1000; \ +} while (/*CONSTCOND*/0) +#endif + +#if !defined(HAVE_SETPROGNAME) +#define setprogname(a) +#endif + +/* at least GNU Hurd does not specify various common hardcoded constants */ +#include +#ifndef MAXPATHLEN +#define MAXPATHLEN 4096 +#endif +#ifndef PATH_MAX +#define PATH_MAX MAXPATHLEN +#endif +#ifndef MAXHOSTNAMELEN +#define MAXHOSTNAMELEN 256 +#endif + +#endif /* _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_ */ diff --git a/lib/librumpuser/rumpuser_pth.c b/lib/librumpuser/rumpuser_pth.c new file mode 100644 index 000000000..faf45dc1a --- /dev/null +++ b/lib/librumpuser/rumpuser_pth.c @@ -0,0 +1,747 @@ +/* $NetBSD: rumpuser_pth.c,v 1.45 2015/09/18 10:56:25 pooka Exp $ */ + +/* + * Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_pth.c,v 1.45 2015/09/18 10:56:25 pooka Exp $"); +#endif /* !lint */ + +#include + +#if defined(HAVE_SYS_ATOMIC_H) +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +int +rumpuser_thread_create(void *(*f)(void *), void *arg, const char *thrname, + int joinable, int priority, int cpuidx, void **ptcookie) +{ + pthread_t ptid; + pthread_t *ptidp; + pthread_attr_t pattr; + int rv, i; + + if ((rv = pthread_attr_init(&pattr)) != 0) + return rv; + + if (joinable) { + NOFAIL(ptidp = malloc(sizeof(*ptidp))); + pthread_attr_setdetachstate(&pattr, PTHREAD_CREATE_JOINABLE); + } else { + ptidp = &ptid; + pthread_attr_setdetachstate(&pattr, PTHREAD_CREATE_DETACHED); + } + + for (i = 0; i < 10; i++) { + const struct timespec ts = {0, 10*1000*1000}; + + rv = pthread_create(ptidp, &pattr, f, arg); + if (rv != EAGAIN) + break; + nanosleep(&ts, NULL); + } + +#if defined(HAVE_PTHREAD_SETNAME3) + if (rv == 0 && thrname) { + pthread_setname_np(*ptidp, thrname, NULL); + } +#elif defined(HAVE_PTHREAD_SETNAME2) + if (rv == 0 && thrname) { + pthread_setname_np(*ptidp, thrname); + } +#endif + + if (joinable) { + assert(ptcookie); + *ptcookie = ptidp; + } + + pthread_attr_destroy(&pattr); + + ET(rv); +} + +__dead void +rumpuser_thread_exit(void) +{ + + /* + * FIXXXME: with glibc on ARM pthread_exit() aborts because + * it fails to unwind the stack. In the typical case, only + * the mountroothook thread will exit and even that's + * conditional on vfs being present. + */ +#if (defined(__ARMEL__) || defined(__ARMEB__)) && defined(__GLIBC__) + for (;;) + pause(); +#endif + + pthread_exit(NULL); +} + +int +rumpuser_thread_join(void *ptcookie) +{ + pthread_t *pt = ptcookie; + int rv; + + KLOCK_WRAP((rv = pthread_join(*pt, NULL))); + if (rv == 0) + free(pt); + + ET(rv); +} + +struct rumpuser_mtx { + pthread_mutex_t pthmtx; + struct lwp *owner; + int flags; +}; + +void +rumpuser_mutex_init(struct rumpuser_mtx **mtxp, int flags) +{ + struct rumpuser_mtx *mtx; + pthread_mutexattr_t att; + size_t allocsz; + + allocsz = (sizeof(*mtx)+RUMPUSER_LOCKALIGN) & ~(RUMPUSER_LOCKALIGN-1); + NOFAIL(mtx = aligned_alloc(RUMPUSER_LOCKALIGN, allocsz)); + + pthread_mutexattr_init(&att); + pthread_mutexattr_settype(&att, PTHREAD_MUTEX_ERRORCHECK); + NOFAIL_ERRNO(pthread_mutex_init(&mtx->pthmtx, &att)); + pthread_mutexattr_destroy(&att); + + mtx->owner = NULL; + assert(flags != 0); + mtx->flags = flags; + + *mtxp = mtx; +} + +static void +mtxenter(struct rumpuser_mtx *mtx) +{ + + if (!(mtx->flags & RUMPUSER_MTX_KMUTEX)) + return; + + assert(mtx->owner == NULL); + mtx->owner = rumpuser_curlwp(); +} + +static void +mtxexit(struct rumpuser_mtx *mtx) +{ + + if (!(mtx->flags & RUMPUSER_MTX_KMUTEX)) + return; + + assert(mtx->owner != NULL); + mtx->owner = NULL; +} + +void +rumpuser_mutex_enter(struct rumpuser_mtx *mtx) +{ + + if (mtx->flags & RUMPUSER_MTX_SPIN) { + rumpuser_mutex_enter_nowrap(mtx); + return; + } + + assert(mtx->flags & RUMPUSER_MTX_KMUTEX); + if (pthread_mutex_trylock(&mtx->pthmtx) != 0) + KLOCK_WRAP(NOFAIL_ERRNO(pthread_mutex_lock(&mtx->pthmtx))); + mtxenter(mtx); +} + +void +rumpuser_mutex_enter_nowrap(struct rumpuser_mtx *mtx) +{ + + assert(mtx->flags & RUMPUSER_MTX_SPIN); + NOFAIL_ERRNO(pthread_mutex_lock(&mtx->pthmtx)); + mtxenter(mtx); +} + +int +rumpuser_mutex_tryenter(struct rumpuser_mtx *mtx) +{ + int rv; + + rv = pthread_mutex_trylock(&mtx->pthmtx); + if (rv == 0) { + mtxenter(mtx); + } + + ET(rv); +} + +void +rumpuser_mutex_exit(struct rumpuser_mtx *mtx) +{ + + mtxexit(mtx); + NOFAIL_ERRNO(pthread_mutex_unlock(&mtx->pthmtx)); +} + +void +rumpuser_mutex_destroy(struct rumpuser_mtx *mtx) +{ + + NOFAIL_ERRNO(pthread_mutex_destroy(&mtx->pthmtx)); + free(mtx); +} + +void +rumpuser_mutex_owner(struct rumpuser_mtx *mtx, struct lwp **lp) +{ + + if (__predict_false(!(mtx->flags & RUMPUSER_MTX_KMUTEX))) { + printf("panic: rumpuser_mutex_held unsupported on non-kmtx\n"); + abort(); + } + + *lp = mtx->owner; +} + +/* + * rwlocks. these are mostly simple, except that NetBSD wants to + * support something called downgrade, which means we need to swap + * our exclusive lock for a shared lock. to accommodate this, + * we need to check *after* acquiring a lock in case someone was + * downgrading it. if so, we couldn't actually have it and maybe + * need to retry later. + */ + +struct rumpuser_rw { + pthread_rwlock_t pthrw; +#if !defined(__APPLE__) && !defined(__ANDROID__) + char pad[64 - sizeof(pthread_rwlock_t)]; + pthread_spinlock_t spin; +#endif + unsigned int readers; + struct lwp *writer; + int downgrade; /* someone is downgrading (hopefully lock holder ;) */ +}; + +static int +rw_amwriter(struct rumpuser_rw *rw) +{ + + return rw->writer == rumpuser_curlwp() && rw->readers == (unsigned)-1; +} + +static int +rw_nreaders(struct rumpuser_rw *rw) +{ + unsigned nreaders = rw->readers; + + return nreaders != (unsigned)-1 ? nreaders : 0; +} + +static int +rw_setwriter(struct rumpuser_rw *rw, int retry) +{ + + /* + * Don't need the spinlock here, we already have an + * exclusive lock and "downgrade" is stable until complete. + */ + if (rw->downgrade) { + pthread_rwlock_unlock(&rw->pthrw); + if (retry) { + struct timespec ts; + + /* portable yield, essentially */ + ts.tv_sec = 0; + ts.tv_nsec = 1; + KLOCK_WRAP(nanosleep(&ts, NULL)); + } + return EBUSY; + } + assert(rw->readers == 0); + rw->writer = rumpuser_curlwp(); + rw->readers = (unsigned)-1; + return 0; +} + +static void +rw_clearwriter(struct rumpuser_rw *rw) +{ + + assert(rw_amwriter(rw)); + rw->readers = 0; + rw->writer = NULL; +} + +static inline void +rw_readup(struct rumpuser_rw *rw) +{ + +#if defined(__NetBSD__) || defined(__APPLE__) || defined(__ANDROID__) + atomic_inc_uint(&rw->readers); +#else + pthread_spin_lock(&rw->spin); + ++rw->readers; + pthread_spin_unlock(&rw->spin); +#endif +} + +static inline void +rw_readdown(struct rumpuser_rw *rw) +{ + +#if defined(__NetBSD__) || defined(__APPLE__) || defined(__ANDROID__) + atomic_dec_uint(&rw->readers); +#else + pthread_spin_lock(&rw->spin); + assert(rw->readers > 0); + --rw->readers; + pthread_spin_unlock(&rw->spin); +#endif +} + +void +rumpuser_rw_init(struct rumpuser_rw **rwp) +{ + struct rumpuser_rw *rw; + size_t allocsz; + + allocsz = (sizeof(*rw)+RUMPUSER_LOCKALIGN) & ~(RUMPUSER_LOCKALIGN-1); + + NOFAIL(rw = aligned_alloc(RUMPUSER_LOCKALIGN, allocsz)); + NOFAIL_ERRNO(pthread_rwlock_init(&rw->pthrw, NULL)); +#if !defined(__APPLE__) && !defined(__ANDROID__) + NOFAIL_ERRNO(pthread_spin_init(&rw->spin, PTHREAD_PROCESS_PRIVATE)); +#endif + rw->readers = 0; + rw->writer = NULL; + rw->downgrade = 0; + + *rwp = rw; +} + +void +rumpuser_rw_enter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + enum rumprwlock lk = enum_rumprwlock; + + switch (lk) { + case RUMPUSER_RW_WRITER: + do { + if (pthread_rwlock_trywrlock(&rw->pthrw) != 0) + KLOCK_WRAP(NOFAIL_ERRNO( + pthread_rwlock_wrlock(&rw->pthrw))); + } while (rw_setwriter(rw, 1) != 0); + break; + case RUMPUSER_RW_READER: + if (pthread_rwlock_tryrdlock(&rw->pthrw) != 0) + KLOCK_WRAP(NOFAIL_ERRNO( + pthread_rwlock_rdlock(&rw->pthrw))); + rw_readup(rw); + break; + } +} + +int +rumpuser_rw_tryenter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + enum rumprwlock lk = enum_rumprwlock; + int rv; + + switch (lk) { + case RUMPUSER_RW_WRITER: + rv = pthread_rwlock_trywrlock(&rw->pthrw); + if (rv == 0) + rv = rw_setwriter(rw, 0); + break; + case RUMPUSER_RW_READER: + rv = pthread_rwlock_tryrdlock(&rw->pthrw); + if (rv == 0) + rw_readup(rw); + break; + default: + rv = EINVAL; + break; + } + + ET(rv); +} + +int +rumpuser_rw_tryupgrade(struct rumpuser_rw *rw) +{ + + /* + * Not supported by pthreads. Since the caller needs to + * back off anyway to avoid deadlock, always failing + * is correct. + */ + ET(EBUSY); +} + +/* + * convert from exclusive to shared lock without allowing anyone to + * obtain an exclusive lock in between. actually, might allow + * someone to obtain the lock, we just don't allow that thread to + * return from the hypercall with it. + */ +void +rumpuser_rw_downgrade(struct rumpuser_rw *rw) +{ + + assert(rw->downgrade == 0); + rw->downgrade = 1; + rumpuser_rw_exit(rw); + /* + * though the competition can't get out of the hypervisor, it + * might have rescheduled itself after we released the lock. + * so need a wrap here. + */ + KLOCK_WRAP(NOFAIL_ERRNO(pthread_rwlock_rdlock(&rw->pthrw))); + rw->downgrade = 0; + rw_readup(rw); +} + +void +rumpuser_rw_exit(struct rumpuser_rw *rw) +{ + + if (rw_nreaders(rw)) + rw_readdown(rw); + else + rw_clearwriter(rw); + NOFAIL_ERRNO(pthread_rwlock_unlock(&rw->pthrw)); +} + +void +rumpuser_rw_destroy(struct rumpuser_rw *rw) +{ + + NOFAIL_ERRNO(pthread_rwlock_destroy(&rw->pthrw)); +#if !defined(__APPLE__) && ! defined(__ANDROID__) + NOFAIL_ERRNO(pthread_spin_destroy(&rw->spin)); +#endif + free(rw); +} + +void +rumpuser_rw_held(int enum_rumprwlock, struct rumpuser_rw *rw, int *rv) +{ + enum rumprwlock lk = enum_rumprwlock; + + switch (lk) { + case RUMPUSER_RW_WRITER: + *rv = rw_amwriter(rw); + break; + case RUMPUSER_RW_READER: + *rv = rw_nreaders(rw); + break; + } +} + +/* + * condvar + */ + +struct rumpuser_cv { + pthread_cond_t pthcv; + int nwaiters; +}; + +void +rumpuser_cv_init(struct rumpuser_cv **cv) +{ + + NOFAIL(*cv = malloc(sizeof(struct rumpuser_cv))); + NOFAIL_ERRNO(pthread_cond_init(&((*cv)->pthcv), NULL)); + (*cv)->nwaiters = 0; +} + +void +rumpuser_cv_destroy(struct rumpuser_cv *cv) +{ + + NOFAIL_ERRNO(pthread_cond_destroy(&cv->pthcv)); + free(cv); +} + +static void +cv_unschedule(struct rumpuser_mtx *mtx, int *nlocks) +{ + + rumpkern_unsched(nlocks, mtx); + mtxexit(mtx); +} + +static void +cv_reschedule(struct rumpuser_mtx *mtx, int nlocks) +{ + + /* + * If the cv interlock is a spin mutex, we must first release + * the mutex that was reacquired by pthread_cond_wait(), + * acquire the CPU context and only then relock the mutex. + * This is to preserve resource allocation order so that + * we don't deadlock. Non-spinning mutexes don't have this + * problem since they don't use a hold-and-wait approach + * to acquiring the mutex wrt the rump kernel CPU context. + * + * The more optimal solution would be to rework rumpkern_sched() + * so that it's possible to tell the scheduler + * "if you need to block, drop this lock first", but I'm not + * going poking there without some numbers on how often this + * path is taken for spin mutexes. + */ + if ((mtx->flags & (RUMPUSER_MTX_SPIN | RUMPUSER_MTX_KMUTEX)) == + (RUMPUSER_MTX_SPIN | RUMPUSER_MTX_KMUTEX)) { + NOFAIL_ERRNO(pthread_mutex_unlock(&mtx->pthmtx)); + rumpkern_sched(nlocks, mtx); + rumpuser_mutex_enter_nowrap(mtx); + } else { + mtxenter(mtx); + rumpkern_sched(nlocks, mtx); + } +} + +void +rumpuser_cv_wait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + int nlocks; + + cv->nwaiters++; + cv_unschedule(mtx, &nlocks); + NOFAIL_ERRNO(pthread_cond_wait(&cv->pthcv, &mtx->pthmtx)); + cv_reschedule(mtx, nlocks); + cv->nwaiters--; +} + +void +rumpuser_cv_wait_nowrap(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + + cv->nwaiters++; + mtxexit(mtx); + NOFAIL_ERRNO(pthread_cond_wait(&cv->pthcv, &mtx->pthmtx)); + mtxenter(mtx); + cv->nwaiters--; +} + +int +rumpuser_cv_timedwait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx, + int64_t sec, int64_t nsec) +{ + struct timespec ts; + int rv, nlocks; + + /* + * Get clock already here, just in case we will be put to sleep + * after releasing the kernel context. + * + * The condition variables should use CLOCK_MONOTONIC, but since + * that's not available everywhere, leave it for another day. + */ + clock_gettime(CLOCK_REALTIME, &ts); + + cv->nwaiters++; + cv_unschedule(mtx, &nlocks); + + ts.tv_sec += sec; + ts.tv_nsec += nsec; + if (ts.tv_nsec >= 1000*1000*1000) { + ts.tv_sec++; + ts.tv_nsec -= 1000*1000*1000; + } + rv = pthread_cond_timedwait(&cv->pthcv, &mtx->pthmtx, &ts); + + cv_reschedule(mtx, nlocks); + cv->nwaiters--; + + ET(rv); +} + +void +rumpuser_cv_signal(struct rumpuser_cv *cv) +{ + + NOFAIL_ERRNO(pthread_cond_signal(&cv->pthcv)); +} + +void +rumpuser_cv_broadcast(struct rumpuser_cv *cv) +{ + + NOFAIL_ERRNO(pthread_cond_broadcast(&cv->pthcv)); +} + +void +rumpuser_cv_has_waiters(struct rumpuser_cv *cv, int *nwaiters) +{ + + *nwaiters = cv->nwaiters; +} + +/* + * curlwp + */ + +static pthread_key_t curlwpkey; + +/* + * the if0'd curlwp implementation is not used by this hypervisor, + * but serves as test code to check that the intended usage works. + */ +#if 0 +struct rumpuser_lwp { + struct lwp *l; + LIST_ENTRY(rumpuser_lwp) l_entries; +}; +static LIST_HEAD(, rumpuser_lwp) lwps = LIST_HEAD_INITIALIZER(lwps); +static pthread_mutex_t lwplock = PTHREAD_MUTEX_INITIALIZER; + +void +rumpuser_curlwpop(enum rumplwpop op, struct lwp *l) +{ + struct rumpuser_lwp *rl, *rliter; + + switch (op) { + case RUMPUSER_LWP_CREATE: + rl = malloc(sizeof(*rl)); + rl->l = l; + pthread_mutex_lock(&lwplock); + LIST_FOREACH(rliter, &lwps, l_entries) { + if (rliter->l == l) { + fprintf(stderr, "LWP_CREATE: %p exists\n", l); + abort(); + } + } + LIST_INSERT_HEAD(&lwps, rl, l_entries); + pthread_mutex_unlock(&lwplock); + break; + case RUMPUSER_LWP_DESTROY: + pthread_mutex_lock(&lwplock); + LIST_FOREACH(rl, &lwps, l_entries) { + if (rl->l == l) + break; + } + if (!rl) { + fprintf(stderr, "LWP_DESTROY: %p does not exist\n", l); + abort(); + } + LIST_REMOVE(rl, l_entries); + pthread_mutex_unlock(&lwplock); + free(rl); + break; + case RUMPUSER_LWP_SET: + assert(pthread_getspecific(curlwpkey) == NULL && l != NULL); + + pthread_mutex_lock(&lwplock); + LIST_FOREACH(rl, &lwps, l_entries) { + if (rl->l == l) + break; + } + if (!rl) { + fprintf(stderr, + "LWP_SET: %p does not exist\n", l); + abort(); + } + pthread_mutex_unlock(&lwplock); + + pthread_setspecific(curlwpkey, rl); + break; + case RUMPUSER_LWP_CLEAR: + assert(((struct rumpuser_lwp *) + pthread_getspecific(curlwpkey))->l == l); + pthread_setspecific(curlwpkey, NULL); + break; + } +} + +struct lwp * +rumpuser_curlwp(void) +{ + struct rumpuser_lwp *rl; + + rl = pthread_getspecific(curlwpkey); + return rl ? rl->l : NULL; +} + +#else + +void +rumpuser_curlwpop(int enum_rumplwpop, struct lwp *l) +{ + enum rumplwpop op = enum_rumplwpop; + + switch (op) { + case RUMPUSER_LWP_CREATE: + break; + case RUMPUSER_LWP_DESTROY: + break; + case RUMPUSER_LWP_SET: + assert(pthread_getspecific(curlwpkey) == NULL); + pthread_setspecific(curlwpkey, l); + break; + case RUMPUSER_LWP_CLEAR: + assert(pthread_getspecific(curlwpkey) == l); + pthread_setspecific(curlwpkey, NULL); + break; + } +} + +struct lwp * +rumpuser_curlwp(void) +{ + + return pthread_getspecific(curlwpkey); +} +#endif + + +void +rumpuser__thrinit(void) +{ + pthread_key_create(&curlwpkey, NULL); +} diff --git a/lib/librumpuser/rumpuser_pth_dummy.c b/lib/librumpuser/rumpuser_pth_dummy.c new file mode 100644 index 000000000..d6454491d --- /dev/null +++ b/lib/librumpuser/rumpuser_pth_dummy.c @@ -0,0 +1,327 @@ +/* $NetBSD: rumpuser_pth_dummy.c,v 1.17 2014/06/17 06:43:21 alnsn Exp $ */ + +/* + * Copyright (c) 2009 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_pth_dummy.c,v 1.17 2014/06/17 06:43:21 alnsn Exp $"); +#endif /* !lint */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +static struct lwp *curlwp; + +struct rumpuser_cv {}; + +struct rumpuser_mtx { + int v; + struct lwp *o; +}; + +struct rumpuser_rw { + int v; +}; + +void +rumpuser__thrinit(void) +{ + + return; +} + +/*ARGSUSED*/ +int +rumpuser_thread_create(void *(*f)(void *), void *arg, const char *thrname, + int joinable, int pri, int cpuidx, void **tptr) +{ + + fprintf(stderr, "rumpuser: threads not available\n"); + abort(); + return 0; +} + +void +rumpuser_thread_exit(void) +{ + + fprintf(stderr, "rumpuser: threads not available\n"); + abort(); +} + +int +rumpuser_thread_join(void *p) +{ + + return 0; +} + +void +rumpuser_mutex_init(struct rumpuser_mtx **mtx, int flgas) +{ + + *mtx = calloc(1, sizeof(struct rumpuser_mtx)); +} + +void +rumpuser_mutex_enter(struct rumpuser_mtx *mtx) +{ + + mtx->v++; + mtx->o = curlwp; +} + +void +rumpuser_mutex_enter_nowrap(struct rumpuser_mtx *mtx) +{ + + rumpuser_mutex_enter(mtx); +} + +int +rumpuser_mutex_tryenter(struct rumpuser_mtx *mtx) +{ + + mtx->v++; + return 0; +} + +void +rumpuser_mutex_exit(struct rumpuser_mtx *mtx) +{ + + assert(mtx->v > 0); + if (--mtx->v == 0) + mtx->o = NULL; +} + +void +rumpuser_mutex_destroy(struct rumpuser_mtx *mtx) +{ + + free(mtx); +} + +void +rumpuser_mutex_owner(struct rumpuser_mtx *mtx, struct lwp **lp) +{ + + *lp = mtx->o; +} + +void +rumpuser_rw_init(struct rumpuser_rw **rw) +{ + + *rw = calloc(1, sizeof(struct rumpuser_rw)); +} + +void +rumpuser_rw_enter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + enum rumprwlock lk = enum_rumprwlock; + + switch (lk) { + case RUMPUSER_RW_WRITER: + rw->v++; + assert(rw->v == 1); + break; + case RUMPUSER_RW_READER: + assert(rw->v <= 0); + rw->v--; + break; + } +} + +int +rumpuser_rw_tryenter(int enum_rumprwlock, struct rumpuser_rw *rw) +{ + + rumpuser_rw_enter(enum_rumprwlock, rw); + return 0; +} + +void +rumpuser_rw_exit(struct rumpuser_rw *rw) +{ + + if (rw->v > 0) { + assert(rw->v == 1); + rw->v--; + } else { + rw->v++; + } +} + +void +rumpuser_rw_destroy(struct rumpuser_rw *rw) +{ + + free(rw); +} + +void +rumpuser_rw_held(int enum_rumprwlock, struct rumpuser_rw *rw, int *rvp) +{ + enum rumprwlock lk = enum_rumprwlock; + + switch (lk) { + case RUMPUSER_RW_WRITER: + *rvp = rw->v > 0; + break; + case RUMPUSER_RW_READER: + *rvp = rw->v < 0; + break; + } +} + +void +rumpuser_rw_downgrade(struct rumpuser_rw *rw) +{ + + assert(rw->v == 1); + rw->v = -1; +} + +int +rumpuser_rw_tryupgrade(struct rumpuser_rw *rw) +{ + + if (rw->v == -1) { + rw->v = 1; + return 0; + } + + return EBUSY; +} + +/*ARGSUSED*/ +void +rumpuser_cv_init(struct rumpuser_cv **cv) +{ + +} + +/*ARGSUSED*/ +void +rumpuser_cv_destroy(struct rumpuser_cv *cv) +{ + +} + +/*ARGSUSED*/ +void +rumpuser_cv_wait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + +} + +/*ARGSUSED*/ +void +rumpuser_cv_wait_nowrap(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx) +{ + +} + +/*ARGSUSED*/ +int +rumpuser_cv_timedwait(struct rumpuser_cv *cv, struct rumpuser_mtx *mtx, + int64_t sec, int64_t nsec) +{ + struct timespec ts; + + /*LINTED*/ + ts.tv_sec = sec; + /*LINTED*/ + ts.tv_nsec = nsec; + + nanosleep(&ts, NULL); + return 0; +} + +/*ARGSUSED*/ +void +rumpuser_cv_signal(struct rumpuser_cv *cv) +{ + +} + +/*ARGSUSED*/ +void +rumpuser_cv_broadcast(struct rumpuser_cv *cv) +{ + +} + +/*ARGSUSED*/ +void +rumpuser_cv_has_waiters(struct rumpuser_cv *cv, int *rvp) +{ + + *rvp = 0; +} + +/* + * curlwp + */ + +void +rumpuser_curlwpop(int enum_rumplwpop, struct lwp *l) +{ + enum rumplwpop op = enum_rumplwpop; + + switch (op) { + case RUMPUSER_LWP_CREATE: + case RUMPUSER_LWP_DESTROY: + break; + case RUMPUSER_LWP_SET: + curlwp = l; + break; + case RUMPUSER_LWP_CLEAR: + assert(curlwp == l); + curlwp = NULL; + break; + } +} + +struct lwp * +rumpuser_curlwp(void) +{ + + return curlwp; +} diff --git a/lib/librumpuser/rumpuser_random.c b/lib/librumpuser/rumpuser_random.c new file mode 100644 index 000000000..292e92123 --- /dev/null +++ b/lib/librumpuser/rumpuser_random.c @@ -0,0 +1,93 @@ +/* $NetBSD: rumpuser_random.c,v 1.4 2014/11/04 19:05:17 pooka Exp $ */ + +/* + * Copyright (c) 2014 Justin Cormack. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_random.c,v 1.4 2014/11/04 19:05:17 pooka Exp $"); +#endif /* !lint */ + +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "rumpuser_int.h" + +static const size_t random_maxread = 32; + +#ifdef HAVE_ARC4RANDOM_BUF +int +rumpuser__random_init(void) +{ + + return 0; +} +#else +static const char *random_device = "/dev/urandom"; +static int random_fd = -1; + +int +rumpuser__random_init(void) +{ + + random_fd = open(random_device, O_RDONLY); + if (random_fd < 0) { + fprintf(stderr, "random init open failed\n"); + return errno; + } + return 0; +} +#endif + +int +rumpuser_getrandom(void *buf, size_t buflen, int flags, size_t *retp) +{ +#ifndef HAVE_ARC4RANDOM_BUF + ssize_t rv; + + rv = read(random_fd, buf, buflen > random_maxread ? random_maxread : buflen); + if (rv < 0) { + ET(errno); + } + *retp = rv; +#else + buflen = buflen > random_maxread ? random_maxread : buflen; + arc4random_buf(buf, buflen); + *retp = buflen; +#endif + + return 0; +} diff --git a/lib/librumpuser/rumpuser_sigtrans.c b/lib/librumpuser/rumpuser_sigtrans.c new file mode 100644 index 000000000..55df855b0 --- /dev/null +++ b/lib/librumpuser/rumpuser_sigtrans.c @@ -0,0 +1,126 @@ +/* $NetBSD: rumpuser_sigtrans.c,v 1.1 2014/02/20 00:42:27 pooka Exp $ */ + +/* + * pseudo-automatically generated. PLEASE DO EDIT (e.g. in case there + * are errnos which are defined to be the same value) + * + * The body of the switch statement was generated using: + * + * awk '/^#define/ && $2 ~ "^SIG[A-Z]" \ + * {printf "#ifdef %s\n\tcase %d\t: return %s;\n#endif\n", $2, $3, $2}' \ + * signal.h + */ + +#include + +/* + * Translate rump kernel signal number to host signal number + */ +int rumpuser__sig_rump2host(int); /* a naughty decouple */ +int +rumpuser__sig_rump2host(int rumpsig) +{ + + switch(rumpsig) { + case 0 : return 0; +#ifdef SIGHUP + case 1 : return SIGHUP; +#endif +#ifdef SIGINT + case 2 : return SIGINT; +#endif +#ifdef SIGQUIT + case 3 : return SIGQUIT; +#endif +#ifdef SIGILL + case 4 : return SIGILL; +#endif +#ifdef SIGTRAP + case 5 : return SIGTRAP; +#endif +#ifdef SIGABRT + case 6 : return SIGABRT; +#endif +#ifdef SIGEMT + case 7 : return SIGEMT; +#endif +#ifdef SIGFPE + case 8 : return SIGFPE; +#endif +#ifdef SIGKILL + case 9 : return SIGKILL; +#endif +#ifdef SIGBUS + case 10 : return SIGBUS; +#endif +#ifdef SIGSEGV + case 11 : return SIGSEGV; +#endif +#ifdef SIGSYS + case 12 : return SIGSYS; +#endif +#ifdef SIGPIPE + case 13 : return SIGPIPE; +#endif +#ifdef SIGALRM + case 14 : return SIGALRM; +#endif +#ifdef SIGTERM + case 15 : return SIGTERM; +#endif +#ifdef SIGURG + case 16 : return SIGURG; +#endif +#ifdef SIGSTOP + case 17 : return SIGSTOP; +#endif +#ifdef SIGTSTP + case 18 : return SIGTSTP; +#endif +#ifdef SIGCONT + case 19 : return SIGCONT; +#endif +#ifdef SIGCHLD + case 20 : return SIGCHLD; +#elif defined(SIGCLD) + case 20 : return SIGCLD; +#endif +#ifdef SIGTTIN + case 21 : return SIGTTIN; +#endif +#ifdef SIGTTOU + case 22 : return SIGTTOU; +#endif +#ifdef SIGIO + case 23 : return SIGIO; +#endif +#ifdef SIGXCPU + case 24 : return SIGXCPU; +#endif +#ifdef SIGXFSZ + case 25 : return SIGXFSZ; +#endif +#ifdef SIGVTALRM + case 26 : return SIGVTALRM; +#endif +#ifdef SIGPROF + case 27 : return SIGPROF; +#endif +#ifdef SIGWINCH + case 28 : return SIGWINCH; +#endif +#ifdef SIGINFO + case 29 : return SIGINFO; +#endif +#ifdef SIGUSR1 + case 30 : return SIGUSR1; +#endif +#ifdef SIGUSR2 + case 31 : return SIGUSR2; +#endif +#ifdef SIGPWR + case 32 : return SIGPWR; +#endif + default: return -1; + } +} diff --git a/lib/librumpuser/rumpuser_sp.c b/lib/librumpuser/rumpuser_sp.c new file mode 100644 index 000000000..7a57aac68 --- /dev/null +++ b/lib/librumpuser/rumpuser_sp.c @@ -0,0 +1,1410 @@ +/* $NetBSD: rumpuser_sp.c,v 1.70 2015/08/16 11:37:39 pooka Exp $ */ + +/* + * Copyright (c) 2010, 2011 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Sysproxy routines. This provides system RPC support over host sockets. + * The most notable limitation is that the client and server must share + * the same ABI. This does not mean that they have to be the same + * machine or that they need to run the same version of the host OS, + * just that they must agree on the data structures. This even *might* + * work correctly from one hardware architecture to another. + */ + +#include "rumpuser_port.h" + +#if !defined(lint) +__RCSID("$NetBSD: rumpuser_sp.c,v 1.70 2015/08/16 11:37:39 pooka Exp $"); +#endif /* !lint */ + +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include /* XXX: for rfork flags */ +#include + +#include "rumpuser_int.h" + +#include "sp_common.c" + +#ifndef MAXCLI +#define MAXCLI 256 +#endif +#ifndef MAXWORKER +#define MAXWORKER 128 +#endif +#ifndef IDLEWORKER +#define IDLEWORKER 16 +#endif +int rumpsp_maxworker = MAXWORKER; +int rumpsp_idleworker = IDLEWORKER; + +static struct pollfd pfdlist[MAXCLI]; +static struct spclient spclist[MAXCLI]; +static unsigned int disco; +static volatile int spfini; + +static char banner[MAXBANNER]; + +#define PROTOMAJOR 0 +#define PROTOMINOR 4 + + +/* either no atomic ops, or we haven't figured out how to use them */ +#if defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__) || defined(__OpenBSD__) || defined(__GNU__) || defined(__GLIBC__) +static pthread_mutex_t discomtx = PTHREAD_MUTEX_INITIALIZER; + +static void +signaldisco(void) +{ + + pthread_mutex_lock(&discomtx); + disco++; + pthread_mutex_unlock(&discomtx); +} + +static unsigned int +getdisco(void) +{ + unsigned int discocnt; + + pthread_mutex_lock(&discomtx); + discocnt = disco; + disco = 0; + pthread_mutex_unlock(&discomtx); + + return discocnt; +} + +#elif defined(__FreeBSD__) || defined(__DragonFly__) + +#include +#define signaldisco() atomic_add_int(&disco, 1) +#define getdisco() atomic_readandclear_int(&disco) + +#else /* NetBSD */ + +#include +#define signaldisco() atomic_inc_uint(&disco) +#define getdisco() atomic_swap_uint(&disco, 0) + +#endif + + +struct prefork { + uint32_t pf_auth[AUTHLEN]; + struct lwp *pf_lwp; + + LIST_ENTRY(prefork) pf_entries; /* global list */ + LIST_ENTRY(prefork) pf_spcentries; /* linked from forking spc */ +}; +static LIST_HEAD(, prefork) preforks = LIST_HEAD_INITIALIZER(preforks); +static pthread_mutex_t pfmtx; + +/* + * This version is for the server. It's optimized for multiple threads + * and is *NOT* reentrant wrt to signals. + */ +static int +waitresp(struct spclient *spc, struct respwait *rw) +{ + int spcstate; + int rv = 0; + + pthread_mutex_lock(&spc->spc_mtx); + sendunlockl(spc); + while (!rw->rw_done && spc->spc_state != SPCSTATE_DYING) { + pthread_cond_wait(&rw->rw_cv, &spc->spc_mtx); + } + TAILQ_REMOVE(&spc->spc_respwait, rw, rw_entries); + spcstate = spc->spc_state; + pthread_mutex_unlock(&spc->spc_mtx); + + pthread_cond_destroy(&rw->rw_cv); + + if (rv) + return rv; + if (spcstate == SPCSTATE_DYING) + return ENOTCONN; + return rw->rw_error; +} + +/* + * Manual wrappers, since librump does not have access to the + * user namespace wrapped interfaces. + */ + +static void +lwproc_switch(struct lwp *l) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwproc_switch(l); + rumpuser__hyp.hyp_unschedule(); +} + +static void +lwproc_release(void) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwproc_release(); + rumpuser__hyp.hyp_unschedule(); +} + +static int +lwproc_rfork(struct spclient *spc, int flags, const char *comm) +{ + int rv; + + rumpuser__hyp.hyp_schedule(); + rv = rumpuser__hyp.hyp_lwproc_rfork(spc, flags, comm); + rumpuser__hyp.hyp_unschedule(); + + return rv; +} + +static int +lwproc_newlwp(pid_t pid) +{ + int rv; + + rumpuser__hyp.hyp_schedule(); + rv = rumpuser__hyp.hyp_lwproc_newlwp(pid); + rumpuser__hyp.hyp_unschedule(); + + return rv; +} + +static struct lwp * +lwproc_curlwp(void) +{ + struct lwp *l; + + rumpuser__hyp.hyp_schedule(); + l = rumpuser__hyp.hyp_lwproc_curlwp(); + rumpuser__hyp.hyp_unschedule(); + + return l; +} + +static pid_t +lwproc_getpid(void) +{ + pid_t p; + + rumpuser__hyp.hyp_schedule(); + p = rumpuser__hyp.hyp_getpid(); + rumpuser__hyp.hyp_unschedule(); + + return p; +} + +static void +lwproc_execnotify(const char *comm) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_execnotify(comm); + rumpuser__hyp.hyp_unschedule(); +} + +static void +lwproc_lwpexit(void) +{ + + rumpuser__hyp.hyp_schedule(); + rumpuser__hyp.hyp_lwpexit(); + rumpuser__hyp.hyp_unschedule(); +} + +static int +rumpsyscall(int sysnum, void *data, register_t *regrv) +{ + long retval[2] = {0, 0}; + int rv; + + rumpuser__hyp.hyp_schedule(); + rv = rumpuser__hyp.hyp_syscall(sysnum, data, retval); + rumpuser__hyp.hyp_unschedule(); + + regrv[0] = retval[0]; + regrv[1] = retval[1]; + return rv; +} + +static uint64_t +nextreq(struct spclient *spc) +{ + uint64_t nw; + + pthread_mutex_lock(&spc->spc_mtx); + nw = spc->spc_nextreq++; + pthread_mutex_unlock(&spc->spc_mtx); + + return nw; +} + +/* + * XXX: we send responses with "blocking" I/O. This is not + * ok for the main thread. XXXFIXME + */ + +static void +send_error_resp(struct spclient *spc, uint64_t reqno, enum rumpsp_err error) +{ + struct rsp_hdr rhdr; + struct iovec iov[1]; + + rhdr.rsp_len = sizeof(rhdr); + rhdr.rsp_reqno = reqno; + rhdr.rsp_class = RUMPSP_ERROR; + rhdr.rsp_type = 0; + rhdr.rsp_error = error; + + IOVPUT(iov[0], rhdr); + + sendlock(spc); + (void)SENDIOV(spc, iov); + sendunlock(spc); +} + +static int +send_handshake_resp(struct spclient *spc, uint64_t reqno, int error) +{ + struct rsp_hdr rhdr; + struct iovec iov[2]; + int rv; + + rhdr.rsp_len = sizeof(rhdr) + sizeof(error); + rhdr.rsp_reqno = reqno; + rhdr.rsp_class = RUMPSP_RESP; + rhdr.rsp_type = RUMPSP_HANDSHAKE; + rhdr.rsp_error = 0; + + IOVPUT(iov[0], rhdr); + IOVPUT(iov[1], error); + + sendlock(spc); + rv = SENDIOV(spc, iov); + sendunlock(spc); + + return rv; +} + +static int +send_syscall_resp(struct spclient *spc, uint64_t reqno, int error, + register_t *retval) +{ + struct rsp_hdr rhdr; + struct rsp_sysresp sysresp; + struct iovec iov[2]; + int rv; + + rhdr.rsp_len = sizeof(rhdr) + sizeof(sysresp); + rhdr.rsp_reqno = reqno; + rhdr.rsp_class = RUMPSP_RESP; + rhdr.rsp_type = RUMPSP_SYSCALL; + rhdr.rsp_sysnum = 0; + + sysresp.rsys_error = error; + memcpy(sysresp.rsys_retval, retval, sizeof(sysresp.rsys_retval)); + + IOVPUT(iov[0], rhdr); + IOVPUT(iov[1], sysresp); + + sendlock(spc); + rv = SENDIOV(spc, iov); + sendunlock(spc); + + return rv; +} + +static int +send_prefork_resp(struct spclient *spc, uint64_t reqno, uint32_t *auth) +{ + struct rsp_hdr rhdr; + struct iovec iov[2]; + int rv; + + rhdr.rsp_len = sizeof(rhdr) + AUTHLEN*sizeof(*auth); + rhdr.rsp_reqno = reqno; + rhdr.rsp_class = RUMPSP_RESP; + rhdr.rsp_type = RUMPSP_PREFORK; + rhdr.rsp_sysnum = 0; + + IOVPUT(iov[0], rhdr); + IOVPUT_WITHSIZE(iov[1], auth, AUTHLEN*sizeof(*auth)); + + sendlock(spc); + rv = SENDIOV(spc, iov); + sendunlock(spc); + + return rv; +} + +static int +copyin_req(struct spclient *spc, const void *remaddr, size_t *dlen, + int wantstr, void **resp) +{ + struct rsp_hdr rhdr; + struct rsp_copydata copydata; + struct respwait rw; + struct iovec iov[2]; + int rv; + + DPRINTF(("copyin_req: %zu bytes from %p\n", *dlen, remaddr)); + + rhdr.rsp_len = sizeof(rhdr) + sizeof(copydata); + rhdr.rsp_class = RUMPSP_REQ; + if (wantstr) + rhdr.rsp_type = RUMPSP_COPYINSTR; + else + rhdr.rsp_type = RUMPSP_COPYIN; + rhdr.rsp_sysnum = 0; + + copydata.rcp_addr = __UNCONST(remaddr); + copydata.rcp_len = *dlen; + + IOVPUT(iov[0], rhdr); + IOVPUT(iov[1], copydata); + + putwait(spc, &rw, &rhdr); + rv = SENDIOV(spc, iov); + if (rv) { + unputwait(spc, &rw); + return rv; + } + + rv = waitresp(spc, &rw); + + DPRINTF(("copyin: response %d\n", rv)); + + *resp = rw.rw_data; + if (wantstr) + *dlen = rw.rw_dlen; + + return rv; + +} + +static int +send_copyout_req(struct spclient *spc, const void *remaddr, + const void *data, size_t dlen) +{ + struct rsp_hdr rhdr; + struct rsp_copydata copydata; + struct iovec iov[3]; + int rv; + + DPRINTF(("copyout_req (async): %zu bytes to %p\n", dlen, remaddr)); + + rhdr.rsp_len = sizeof(rhdr) + sizeof(copydata) + dlen; + rhdr.rsp_reqno = nextreq(spc); + rhdr.rsp_class = RUMPSP_REQ; + rhdr.rsp_type = RUMPSP_COPYOUT; + rhdr.rsp_sysnum = 0; + + copydata.rcp_addr = __UNCONST(remaddr); + copydata.rcp_len = dlen; + + IOVPUT(iov[0], rhdr); + IOVPUT(iov[1], copydata); + IOVPUT_WITHSIZE(iov[2], __UNCONST(data), dlen); + + sendlock(spc); + rv = SENDIOV(spc, iov); + sendunlock(spc); + + return rv; +} + +static int +anonmmap_req(struct spclient *spc, size_t howmuch, void **resp) +{ + struct rsp_hdr rhdr; + struct respwait rw; + struct iovec iov[2]; + int rv; + + DPRINTF(("anonmmap_req: %zu bytes\n", howmuch)); + + rhdr.rsp_len = sizeof(rhdr) + sizeof(howmuch); + rhdr.rsp_class = RUMPSP_REQ; + rhdr.rsp_type = RUMPSP_ANONMMAP; + rhdr.rsp_sysnum = 0; + + IOVPUT(iov[0], rhdr); + IOVPUT(iov[1], howmuch); + + putwait(spc, &rw, &rhdr); + rv = SENDIOV(spc, iov); + if (rv) { + unputwait(spc, &rw); + return rv; + } + + rv = waitresp(spc, &rw); + + *resp = rw.rw_data; + + DPRINTF(("anonmmap: mapped at %p\n", **(void ***)resp)); + + return rv; +} + +static int +send_raise_req(struct spclient *spc, int signo) +{ + struct rsp_hdr rhdr; + struct iovec iov[1]; + int rv; + + rhdr.rsp_len = sizeof(rhdr); + rhdr.rsp_class = RUMPSP_REQ; + rhdr.rsp_type = RUMPSP_RAISE; + rhdr.rsp_signo = signo; + + IOVPUT(iov[0], rhdr); + + sendlock(spc); + rv = SENDIOV(spc, iov); + sendunlock(spc); + + return rv; +} + +static void +spcref(struct spclient *spc) +{ + + pthread_mutex_lock(&spc->spc_mtx); + spc->spc_refcnt++; + pthread_mutex_unlock(&spc->spc_mtx); +} + +static void +spcrelease(struct spclient *spc) +{ + int ref; + + pthread_mutex_lock(&spc->spc_mtx); + ref = --spc->spc_refcnt; + if (__predict_false(spc->spc_inexec && ref <= 2)) + pthread_cond_broadcast(&spc->spc_cv); + pthread_mutex_unlock(&spc->spc_mtx); + + if (ref > 0) + return; + + DPRINTF(("rump_sp: spcrelease: spc %p fd %d\n", spc, spc->spc_fd)); + + _DIAGASSERT(TAILQ_EMPTY(&spc->spc_respwait)); + _DIAGASSERT(spc->spc_buf == NULL); + + if (spc->spc_mainlwp) { + lwproc_switch(spc->spc_mainlwp); + lwproc_release(); + } + spc->spc_mainlwp = NULL; + + close(spc->spc_fd); + spc->spc_fd = -1; + spc->spc_state = SPCSTATE_NEW; + + signaldisco(); +} + +static void +serv_handledisco(unsigned int idx) +{ + struct spclient *spc = &spclist[idx]; + int dolwpexit; + + DPRINTF(("rump_sp: disconnecting [%u]\n", idx)); + + pfdlist[idx].fd = -1; + pfdlist[idx].revents = 0; + pthread_mutex_lock(&spc->spc_mtx); + spc->spc_state = SPCSTATE_DYING; + kickall(spc); + sendunlockl(spc); + /* exec uses mainlwp in another thread, but also nuked all lwps */ + dolwpexit = !spc->spc_inexec; + pthread_mutex_unlock(&spc->spc_mtx); + + if (dolwpexit && spc->spc_mainlwp) { + lwproc_switch(spc->spc_mainlwp); + lwproc_lwpexit(); + lwproc_switch(NULL); + } + + /* + * Nobody's going to attempt to send/receive anymore, + * so reinit info relevant to that. + */ + /*LINTED:pointer casts may be ok*/ + memset((char *)spc + SPC_ZEROFF, 0, sizeof(*spc) - SPC_ZEROFF); + + spcrelease(spc); +} + +static void +serv_shutdown(void) +{ + struct spclient *spc; + unsigned int i; + + for (i = 1; i < MAXCLI; i++) { + spc = &spclist[i]; + if (spc->spc_fd == -1) + continue; + + shutdown(spc->spc_fd, SHUT_RDWR); + serv_handledisco(i); + + spcrelease(spc); + } +} + +static unsigned +serv_handleconn(int fd, connecthook_fn connhook, int busy) +{ + struct sockaddr_storage ss; + socklen_t sl = sizeof(ss); + int newfd, flags; + unsigned i; + + /*LINTED: cast ok */ + newfd = accept(fd, (struct sockaddr *)&ss, &sl); + if (newfd == -1) + return 0; + + if (busy) { + close(newfd); /* EBUSY */ + return 0; + } + + flags = fcntl(newfd, F_GETFL, 0); + if (fcntl(newfd, F_SETFL, flags | O_NONBLOCK) == -1) { + close(newfd); + return 0; + } + + if (connhook(newfd) != 0) { + close(newfd); + return 0; + } + + /* write out a banner for the client */ + if (send(newfd, banner, strlen(banner), MSG_NOSIGNAL) + != (ssize_t)strlen(banner)) { + close(newfd); + return 0; + } + + /* find empty slot the simple way */ + for (i = 0; i < MAXCLI; i++) { + if (pfdlist[i].fd == -1 && spclist[i].spc_state == SPCSTATE_NEW) + break; + } + + /* + * Although not finding a slot is impossible (cf. how this routine + * is called), the compiler can still think that i == MAXCLI + * if this code is either compiled with NDEBUG or the platform + * does not use __dead for assert(). Therefore, add an explicit + * check to avoid an array-bounds error. + */ + /* assert(i < MAXCLI); */ + if (i == MAXCLI) + abort(); + + pfdlist[i].fd = newfd; + spclist[i].spc_fd = newfd; + spclist[i].spc_istatus = SPCSTATUS_BUSY; /* dedicated receiver */ + spclist[i].spc_refcnt = 1; + + TAILQ_INIT(&spclist[i].spc_respwait); + + DPRINTF(("rump_sp: added new connection fd %d at idx %u\n", newfd, i)); + + return i; +} + +static void +serv_handlesyscall(struct spclient *spc, struct rsp_hdr *rhdr, uint8_t *data) +{ + register_t retval[2] = {0, 0}; + int rv, sysnum; + + sysnum = (int)rhdr->rsp_sysnum; + DPRINTF(("rump_sp: handling syscall %d from client %d\n", + sysnum, spc->spc_pid)); + + if (__predict_false((rv = lwproc_newlwp(spc->spc_pid)) != 0)) { + retval[0] = -1; + send_syscall_resp(spc, rhdr->rsp_reqno, rv, retval); + return; + } + spc->spc_syscallreq = rhdr->rsp_reqno; + rv = rumpsyscall(sysnum, data, retval); + spc->spc_syscallreq = 0; + lwproc_release(); + + DPRINTF(("rump_sp: got return value %d & %d/%d\n", + rv, retval[0], retval[1])); + + send_syscall_resp(spc, rhdr->rsp_reqno, rv, retval); +} + +static void +serv_handleexec(struct spclient *spc, struct rsp_hdr *rhdr, char *comm) +{ + size_t commlen = rhdr->rsp_len - HDRSZ; + + pthread_mutex_lock(&spc->spc_mtx); + /* one for the connection and one for us */ + while (spc->spc_refcnt > 2) + pthread_cond_wait(&spc->spc_cv, &spc->spc_mtx); + pthread_mutex_unlock(&spc->spc_mtx); + + /* + * ok, all the threads are dead (or one is still alive and + * the connection is dead, in which case this doesn't matter + * very much). proceed with exec. + */ + + /* ensure comm is 0-terminated */ + /* TODO: make sure it contains sensible chars? */ + comm[commlen] = '\0'; + + lwproc_switch(spc->spc_mainlwp); + lwproc_execnotify(comm); + lwproc_switch(NULL); + + pthread_mutex_lock(&spc->spc_mtx); + spc->spc_inexec = 0; + pthread_mutex_unlock(&spc->spc_mtx); + send_handshake_resp(spc, rhdr->rsp_reqno, 0); +} + +enum sbatype { SBA_SYSCALL, SBA_EXEC }; + +struct servbouncearg { + struct spclient *sba_spc; + struct rsp_hdr sba_hdr; + enum sbatype sba_type; + uint8_t *sba_data; + + TAILQ_ENTRY(servbouncearg) sba_entries; +}; +static pthread_mutex_t sbamtx; +static pthread_cond_t sbacv; +static int nworker, idleworker, nwork; +static TAILQ_HEAD(, servbouncearg) wrklist = TAILQ_HEAD_INITIALIZER(wrklist); + +/*ARGSUSED*/ +static void * +serv_workbouncer(void *arg) +{ + struct servbouncearg *sba; + + for (;;) { + pthread_mutex_lock(&sbamtx); + if (__predict_false(idleworker - nwork >= rumpsp_idleworker)) { + nworker--; + pthread_mutex_unlock(&sbamtx); + break; + } + idleworker++; + while (TAILQ_EMPTY(&wrklist)) { + _DIAGASSERT(nwork == 0); + pthread_cond_wait(&sbacv, &sbamtx); + } + idleworker--; + + sba = TAILQ_FIRST(&wrklist); + TAILQ_REMOVE(&wrklist, sba, sba_entries); + nwork--; + pthread_mutex_unlock(&sbamtx); + + if (__predict_true(sba->sba_type == SBA_SYSCALL)) { + serv_handlesyscall(sba->sba_spc, + &sba->sba_hdr, sba->sba_data); + } else { + _DIAGASSERT(sba->sba_type == SBA_EXEC); + serv_handleexec(sba->sba_spc, &sba->sba_hdr, + (char *)sba->sba_data); + } + spcrelease(sba->sba_spc); + free(sba->sba_data); + free(sba); + } + + return NULL; +} + +static int +sp_copyin(void *arg, const void *raddr, void *laddr, size_t *len, int wantstr) +{ + struct spclient *spc = arg; + void *rdata = NULL; /* XXXuninit */ + int rv, nlocks; + + rumpkern_unsched(&nlocks, NULL); + + rv = copyin_req(spc, raddr, len, wantstr, &rdata); + if (rv) + goto out; + + memcpy(laddr, rdata, *len); + free(rdata); + + out: + rumpkern_sched(nlocks, NULL); + if (rv) + rv = EFAULT; + ET(rv); +} + +int +rumpuser_sp_copyin(void *arg, const void *raddr, void *laddr, size_t len) +{ + int rv; + + rv = sp_copyin(arg, raddr, laddr, &len, 0); + ET(rv); +} + +int +rumpuser_sp_copyinstr(void *arg, const void *raddr, void *laddr, size_t *len) +{ + int rv; + + rv = sp_copyin(arg, raddr, laddr, len, 1); + ET(rv); +} + +static int +sp_copyout(void *arg, const void *laddr, void *raddr, size_t dlen) +{ + struct spclient *spc = arg; + int nlocks, rv; + + rumpkern_unsched(&nlocks, NULL); + rv = send_copyout_req(spc, raddr, laddr, dlen); + rumpkern_sched(nlocks, NULL); + + if (rv) + rv = EFAULT; + ET(rv); +} + +int +rumpuser_sp_copyout(void *arg, const void *laddr, void *raddr, size_t dlen) +{ + int rv; + + rv = sp_copyout(arg, laddr, raddr, dlen); + ET(rv); +} + +int +rumpuser_sp_copyoutstr(void *arg, const void *laddr, void *raddr, size_t *dlen) +{ + int rv; + + rv = sp_copyout(arg, laddr, raddr, *dlen); + ET(rv); +} + +int +rumpuser_sp_anonmmap(void *arg, size_t howmuch, void **addr) +{ + struct spclient *spc = arg; + void *resp, *rdata = NULL; /* XXXuninit */ + int nlocks, rv; + + rumpkern_unsched(&nlocks, NULL); + + rv = anonmmap_req(spc, howmuch, &rdata); + if (rv) { + rv = EFAULT; + goto out; + } + + resp = *(void **)rdata; + free(rdata); + + if (resp == NULL) { + rv = ENOMEM; + } + + *addr = resp; + + out: + rumpkern_sched(nlocks, NULL); + ET(rv); +} + +int +rumpuser_sp_raise(void *arg, int signo) +{ + struct spclient *spc = arg; + int rv, nlocks; + + rumpkern_unsched(&nlocks, NULL); + rv = send_raise_req(spc, signo); + rumpkern_sched(nlocks, NULL); + + return rv; +} + +static pthread_attr_t pattr_detached; +static void +schedulework(struct spclient *spc, enum sbatype sba_type) +{ + struct servbouncearg *sba; + pthread_t pt; + uint64_t reqno; + int retries = 0; + + reqno = spc->spc_hdr.rsp_reqno; + while ((sba = malloc(sizeof(*sba))) == NULL) { + if (nworker == 0 || retries > 10) { + send_error_resp(spc, reqno, RUMPSP_ERR_TRYAGAIN); + spcfreebuf(spc); + return; + } + /* slim chance of more memory? */ + usleep(10000); + } + + sba->sba_spc = spc; + sba->sba_type = sba_type; + sba->sba_hdr = spc->spc_hdr; + sba->sba_data = spc->spc_buf; + spcresetbuf(spc); + + spcref(spc); + + pthread_mutex_lock(&sbamtx); + TAILQ_INSERT_TAIL(&wrklist, sba, sba_entries); + nwork++; + if (nwork <= idleworker) { + /* do we have a daemon's tool (i.e. idle threads)? */ + pthread_cond_signal(&sbacv); + } else if (nworker < rumpsp_maxworker) { + /* + * Else, need to create one + * (if we can, otherwise just expect another + * worker to pick up the syscall) + */ + if (pthread_create(&pt, &pattr_detached, + serv_workbouncer, NULL) == 0) { + nworker++; + } + } + pthread_mutex_unlock(&sbamtx); +} + +/* + * + * Startup routines and mainloop for server. + * + */ + +struct spservarg { + int sps_sock; + connecthook_fn sps_connhook; +}; + +static void +handlereq(struct spclient *spc) +{ + uint64_t reqno; + int error; + + reqno = spc->spc_hdr.rsp_reqno; + if (__predict_false(spc->spc_state == SPCSTATE_NEW)) { + if (spc->spc_hdr.rsp_type != RUMPSP_HANDSHAKE) { + send_error_resp(spc, reqno, RUMPSP_ERR_AUTH); + shutdown(spc->spc_fd, SHUT_RDWR); + spcfreebuf(spc); + return; + } + + if (spc->spc_hdr.rsp_handshake == HANDSHAKE_GUEST) { + char *comm = (char *)spc->spc_buf; + size_t commlen = spc->spc_hdr.rsp_len - HDRSZ; + + /* ensure it's 0-terminated */ + /* XXX make sure it contains sensible chars? */ + comm[commlen] = '\0'; + + /* make sure we fork off of proc1 */ + _DIAGASSERT(lwproc_curlwp() == NULL); + + if ((error = lwproc_rfork(spc, + RUMP_RFFD_CLEAR, comm)) != 0) { + shutdown(spc->spc_fd, SHUT_RDWR); + } + + spcfreebuf(spc); + if (error) + return; + + spc->spc_mainlwp = lwproc_curlwp(); + + send_handshake_resp(spc, reqno, 0); + } else if (spc->spc_hdr.rsp_handshake == HANDSHAKE_FORK) { + struct lwp *tmpmain; + struct prefork *pf; + struct handshake_fork *rfp; + int cancel; + + if (spc->spc_off-HDRSZ != sizeof(*rfp)) { + send_error_resp(spc, reqno, + RUMPSP_ERR_MALFORMED_REQUEST); + shutdown(spc->spc_fd, SHUT_RDWR); + spcfreebuf(spc); + return; + } + + /*LINTED*/ + rfp = (void *)spc->spc_buf; + cancel = rfp->rf_cancel; + + pthread_mutex_lock(&pfmtx); + LIST_FOREACH(pf, &preforks, pf_entries) { + if (memcmp(rfp->rf_auth, pf->pf_auth, + sizeof(rfp->rf_auth)) == 0) { + LIST_REMOVE(pf, pf_entries); + LIST_REMOVE(pf, pf_spcentries); + break; + } + } + pthread_mutex_unlock(&pfmtx); + spcfreebuf(spc); + + if (!pf) { + send_error_resp(spc, reqno, + RUMPSP_ERR_INVALID_PREFORK); + shutdown(spc->spc_fd, SHUT_RDWR); + return; + } + + tmpmain = pf->pf_lwp; + free(pf); + lwproc_switch(tmpmain); + if (cancel) { + lwproc_release(); + shutdown(spc->spc_fd, SHUT_RDWR); + return; + } + + /* + * So, we forked already during "prefork" to save + * the file descriptors from a parent exit + * race condition. But now we need to fork + * a second time since the initial fork has + * the wrong spc pointer. (yea, optimize + * interfaces some day if anyone cares) + */ + if ((error = lwproc_rfork(spc, + RUMP_RFFD_SHARE, NULL)) != 0) { + send_error_resp(spc, reqno, + RUMPSP_ERR_RFORK_FAILED); + shutdown(spc->spc_fd, SHUT_RDWR); + lwproc_release(); + return; + } + spc->spc_mainlwp = lwproc_curlwp(); + lwproc_switch(tmpmain); + lwproc_release(); + lwproc_switch(spc->spc_mainlwp); + + send_handshake_resp(spc, reqno, 0); + } else { + send_error_resp(spc, reqno, RUMPSP_ERR_AUTH); + shutdown(spc->spc_fd, SHUT_RDWR); + spcfreebuf(spc); + return; + } + + spc->spc_pid = lwproc_getpid(); + + DPRINTF(("rump_sp: handshake for client %p complete, pid %d\n", + spc, spc->spc_pid)); + + lwproc_switch(NULL); + spc->spc_state = SPCSTATE_RUNNING; + return; + } + + if (__predict_false(spc->spc_hdr.rsp_type == RUMPSP_PREFORK)) { + struct prefork *pf; + uint32_t auth[AUTHLEN]; + size_t randlen; + int inexec; + + DPRINTF(("rump_sp: prefork handler executing for %p\n", spc)); + spcfreebuf(spc); + + pthread_mutex_lock(&spc->spc_mtx); + inexec = spc->spc_inexec; + pthread_mutex_unlock(&spc->spc_mtx); + if (inexec) { + send_error_resp(spc, reqno, RUMPSP_ERR_INEXEC); + shutdown(spc->spc_fd, SHUT_RDWR); + return; + } + + pf = malloc(sizeof(*pf)); + if (pf == NULL) { + send_error_resp(spc, reqno, RUMPSP_ERR_NOMEM); + return; + } + + /* + * Use client main lwp to fork. this is never used by + * worker threads (except in exec, but we checked for that + * above) so we can safely use it here. + */ + lwproc_switch(spc->spc_mainlwp); + if ((error = lwproc_rfork(spc, RUMP_RFFD_COPY, NULL)) != 0) { + DPRINTF(("rump_sp: fork failed: %d (%p)\n",error, spc)); + send_error_resp(spc, reqno, RUMPSP_ERR_RFORK_FAILED); + lwproc_switch(NULL); + free(pf); + return; + } + + /* Ok, we have a new process context and a new curlwp */ + rumpuser_getrandom(auth, sizeof(auth), 0, &randlen); + memcpy(pf->pf_auth, auth, sizeof(pf->pf_auth)); + pf->pf_lwp = lwproc_curlwp(); + lwproc_switch(NULL); + + pthread_mutex_lock(&pfmtx); + LIST_INSERT_HEAD(&preforks, pf, pf_entries); + LIST_INSERT_HEAD(&spc->spc_pflist, pf, pf_spcentries); + pthread_mutex_unlock(&pfmtx); + + DPRINTF(("rump_sp: prefork handler success %p\n", spc)); + + send_prefork_resp(spc, reqno, auth); + return; + } + + if (__predict_false(spc->spc_hdr.rsp_type == RUMPSP_HANDSHAKE)) { + int inexec; + + if (spc->spc_hdr.rsp_handshake != HANDSHAKE_EXEC) { + send_error_resp(spc, reqno, + RUMPSP_ERR_MALFORMED_REQUEST); + shutdown(spc->spc_fd, SHUT_RDWR); + spcfreebuf(spc); + return; + } + + pthread_mutex_lock(&spc->spc_mtx); + inexec = spc->spc_inexec; + pthread_mutex_unlock(&spc->spc_mtx); + if (inexec) { + send_error_resp(spc, reqno, RUMPSP_ERR_INEXEC); + shutdown(spc->spc_fd, SHUT_RDWR); + spcfreebuf(spc); + return; + } + + pthread_mutex_lock(&spc->spc_mtx); + spc->spc_inexec = 1; + pthread_mutex_unlock(&spc->spc_mtx); + + /* + * start to drain lwps. we will wait for it to finish + * in another thread + */ + lwproc_switch(spc->spc_mainlwp); + lwproc_lwpexit(); + lwproc_switch(NULL); + + /* + * exec has to wait for lwps to drain, so finish it off + * in another thread + */ + schedulework(spc, SBA_EXEC); + return; + } + + if (__predict_false(spc->spc_hdr.rsp_type != RUMPSP_SYSCALL)) { + send_error_resp(spc, reqno, RUMPSP_ERR_MALFORMED_REQUEST); + spcfreebuf(spc); + return; + } + + schedulework(spc, SBA_SYSCALL); +} + +static void * +spserver(void *arg) +{ + struct spservarg *sarg = arg; + struct spclient *spc; + unsigned idx; + int seen; + int rv; + unsigned int nfds, maxidx; + + for (idx = 0; idx < MAXCLI; idx++) { + pfdlist[idx].fd = -1; + pfdlist[idx].events = POLLIN; + + spc = &spclist[idx]; + pthread_mutex_init(&spc->spc_mtx, NULL); + pthread_cond_init(&spc->spc_cv, NULL); + spc->spc_fd = -1; + } + pfdlist[0].fd = spclist[0].spc_fd = sarg->sps_sock; + pfdlist[0].events = POLLIN; + nfds = 1; + maxidx = 0; + + pthread_attr_init(&pattr_detached); + pthread_attr_setdetachstate(&pattr_detached, PTHREAD_CREATE_DETACHED); +#if NOTYET + pthread_attr_setstacksize(&pattr_detached, 32*1024); +#endif + + pthread_mutex_init(&sbamtx, NULL); + pthread_cond_init(&sbacv, NULL); + + DPRINTF(("rump_sp: server mainloop\n")); + + for (;;) { + int discoed; + + /* g/c hangarounds (eventually) */ + discoed = getdisco(); + while (discoed--) { + nfds--; + idx = maxidx; + while (idx) { + if (pfdlist[idx].fd != -1) { + maxidx = idx; + break; + } + idx--; + } + DPRINTF(("rump_sp: set maxidx to [%u]\n", + maxidx)); + } + + DPRINTF(("rump_sp: loop nfd %d\n", maxidx+1)); + seen = 0; + rv = poll(pfdlist, maxidx+1, INFTIM); + assert(maxidx+1 <= MAXCLI); + assert(rv != 0); + if (rv == -1) { + if (errno == EINTR) + continue; + fprintf(stderr, "rump_spserver: poll returned %d\n", + errno); + break; + } + + for (idx = 0; seen < rv && idx < MAXCLI; idx++) { + if ((pfdlist[idx].revents & POLLIN) == 0) + continue; + + seen++; + DPRINTF(("rump_sp: activity at [%u] %d/%d\n", + idx, seen, rv)); + if (idx > 0) { + spc = &spclist[idx]; + DPRINTF(("rump_sp: mainloop read [%u]\n", idx)); + switch (readframe(spc)) { + case 0: + break; + case -1: + serv_handledisco(idx); + break; + default: + switch (spc->spc_hdr.rsp_class) { + case RUMPSP_RESP: + kickwaiter(spc); + break; + case RUMPSP_REQ: + handlereq(spc); + break; + default: + send_error_resp(spc, + spc->spc_hdr.rsp_reqno, + RUMPSP_ERR_MALFORMED_REQUEST); + spcfreebuf(spc); + break; + } + break; + } + + } else { + DPRINTF(("rump_sp: mainloop new connection\n")); + + if (__predict_false(spfini)) { + close(spclist[0].spc_fd); + serv_shutdown(); + goto out; + } + + idx = serv_handleconn(pfdlist[0].fd, + sarg->sps_connhook, nfds == MAXCLI); + if (idx) + nfds++; + if (idx > maxidx) + maxidx = idx; + DPRINTF(("rump_sp: maxid now %d\n", maxidx)); + } + } + } + + out: + return NULL; +} + +static unsigned cleanupidx; +static struct sockaddr *cleanupsa; +int +rumpuser_sp_init(const char *url, + const char *ostype, const char *osrelease, const char *machine) +{ + pthread_t pt; + struct spservarg *sarg; + struct sockaddr *sap; + char *p; + unsigned idx = 0; /* XXXgcc */ + int error, s; + + p = strdup(url); + if (p == NULL) { + error = ENOMEM; + goto out; + } + error = parseurl(p, &sap, &idx, 1); + free(p); + if (error) + goto out; + + snprintf(banner, sizeof(banner), "RUMPSP-%d.%d-%s-%s/%s\n", + PROTOMAJOR, PROTOMINOR, ostype, osrelease, machine); + + s = socket(parsetab[idx].domain, SOCK_STREAM, 0); + if (s == -1) { + error = errno; + goto out; + } + + sarg = malloc(sizeof(*sarg)); + if (sarg == NULL) { + close(s); + error = ENOMEM; + goto out; + } + + sarg->sps_sock = s; + sarg->sps_connhook = parsetab[idx].connhook; + + cleanupidx = idx; + cleanupsa = sap; + + /* sloppy error recovery */ + + /*LINTED*/ + if (bind(s, sap, parsetab[idx].slen) == -1) { + error = errno; + fprintf(stderr, "rump_sp: failed to bind to URL %s\n", url); + goto out; + } + if (listen(s, MAXCLI) == -1) { + error = errno; + fprintf(stderr, "rump_sp: server listen failed\n"); + goto out; + } + + if ((error = pthread_create(&pt, NULL, spserver, sarg)) != 0) { + fprintf(stderr, "rump_sp: cannot create wrkr thread\n"); + goto out; + } + pthread_detach(pt); + + out: + ET(error); +} + +void +rumpuser_sp_fini(void *arg) +{ + struct spclient *spc = arg; + register_t retval[2] = {0, 0}; + + if (spclist[0].spc_fd) { + parsetab[cleanupidx].cleanup(cleanupsa); + } + + /* + * stuff response into the socket, since the rump kernel container + * is just about to exit + */ + if (spc && spc->spc_syscallreq) + send_syscall_resp(spc, spc->spc_syscallreq, 0, retval); + + if (spclist[0].spc_fd) { + shutdown(spclist[0].spc_fd, SHUT_RDWR); + spfini = 1; + } + + /* + * could release thread, but don't bother, since the container + * will be stone dead in a moment. + */ +} diff --git a/lib/librumpuser/shlib_version b/lib/librumpuser/shlib_version new file mode 100644 index 000000000..bd27f64e2 --- /dev/null +++ b/lib/librumpuser/shlib_version @@ -0,0 +1,6 @@ +# $NetBSD: shlib_version,v 1.2 2013/03/01 18:15:36 pooka Exp $ +# + +# see comment in rumpuser_component.c +major=0 +minor=1 diff --git a/lib/librumpuser/sp_common.c b/lib/librumpuser/sp_common.c new file mode 100644 index 000000000..6273e89a0 --- /dev/null +++ b/lib/librumpuser/sp_common.c @@ -0,0 +1,781 @@ +/* $NetBSD: sp_common.c,v 1.38 2014/01/08 01:45:29 pooka Exp $ */ + +/* + * Copyright (c) 2010, 2011 Antti Kantee. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Common client/server sysproxy routines. #included. + */ + +#include "rumpuser_port.h" + +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* + * XXX: NetBSD's __unused collides with Linux headers, so we cannot + * define it before we've included everything. + */ +#if !defined(__unused) && defined(__GNUC__) +#define __unused __attribute__((__unused__)) +#endif + +//#define DEBUG +#ifdef DEBUG +#define DPRINTF(x) mydprintf x +static void +mydprintf(const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + va_end(ap); +} +#else +#define DPRINTF(x) +#endif + +#ifndef HOSTOPS +#define host_poll poll +#define host_read read +#define host_sendmsg sendmsg +#define host_setsockopt setsockopt +#endif + +#define IOVPUT(_io_, _b_) _io_.iov_base = \ + (void *)&_b_; _io_.iov_len = sizeof(_b_); +#define IOVPUT_WITHSIZE(_io_, _b_, _l_) _io_.iov_base = \ + (void *)(_b_); _io_.iov_len = _l_; +#define SENDIOV(_spc_, _iov_) dosend(_spc_, _iov_, __arraycount(_iov_)) + +/* + * Bah, I hate writing on-off-wire conversions in C + */ + +enum { RUMPSP_REQ, RUMPSP_RESP, RUMPSP_ERROR }; +enum { RUMPSP_HANDSHAKE, + RUMPSP_SYSCALL, + RUMPSP_COPYIN, RUMPSP_COPYINSTR, + RUMPSP_COPYOUT, RUMPSP_COPYOUTSTR, + RUMPSP_ANONMMAP, + RUMPSP_PREFORK, + RUMPSP_RAISE }; + +enum { HANDSHAKE_GUEST, HANDSHAKE_AUTH, HANDSHAKE_FORK, HANDSHAKE_EXEC }; + +/* + * error types used for RUMPSP_ERROR + */ +enum rumpsp_err { RUMPSP_ERR_NONE = 0, RUMPSP_ERR_TRYAGAIN, RUMPSP_ERR_AUTH, + RUMPSP_ERR_INVALID_PREFORK, RUMPSP_ERR_RFORK_FAILED, + RUMPSP_ERR_INEXEC, RUMPSP_ERR_NOMEM, RUMPSP_ERR_MALFORMED_REQUEST }; + +/* + * The mapping of the above types to errno. They are almost never exposed + * to the client after handshake (except for a server resource shortage + * and the client trying to be funny). This is a function instead of + * an array to catch missing values. Theoretically, the compiled code + * should be the same. + */ +static int +errmap(enum rumpsp_err error) +{ + + switch (error) { + /* XXX: no EAUTH on Linux */ + case RUMPSP_ERR_NONE: return 0; + case RUMPSP_ERR_AUTH: return EPERM; + case RUMPSP_ERR_TRYAGAIN: return EAGAIN; + case RUMPSP_ERR_INVALID_PREFORK: return ESRCH; + case RUMPSP_ERR_RFORK_FAILED: return EIO; /* got a light? */ + case RUMPSP_ERR_INEXEC: return EBUSY; + case RUMPSP_ERR_NOMEM: return ENOMEM; + case RUMPSP_ERR_MALFORMED_REQUEST: return EINVAL; + } + + return -1; +} + +#define AUTHLEN 4 /* 128bit fork auth */ + +struct rsp_hdr { + uint64_t rsp_len; + uint64_t rsp_reqno; + uint16_t rsp_class; + uint16_t rsp_type; + /* + * We want this structure 64bit-aligned for typecast fun, + * so might as well use the following for something. + */ + union { + uint32_t sysnum; + uint32_t error; + uint32_t handshake; + uint32_t signo; + } u; +}; +#define HDRSZ sizeof(struct rsp_hdr) +#define rsp_sysnum u.sysnum +#define rsp_error u.error +#define rsp_handshake u.handshake +#define rsp_signo u.signo + +#define MAXBANNER 96 + +/* + * Data follows the header. We have two types of structured data. + */ + +/* copyin/copyout */ +struct rsp_copydata { + size_t rcp_len; + void *rcp_addr; + uint8_t rcp_data[0]; +}; + +/* syscall response */ +struct rsp_sysresp { + int rsys_error; + register_t rsys_retval[2]; +}; + +struct handshake_fork { + uint32_t rf_auth[4]; + int rf_cancel; +}; + +struct respwait { + uint64_t rw_reqno; + void *rw_data; + size_t rw_dlen; + int rw_done; + int rw_error; + + pthread_cond_t rw_cv; + + TAILQ_ENTRY(respwait) rw_entries; +}; + +struct prefork; +struct spclient { + int spc_fd; + int spc_refcnt; + int spc_state; + + pthread_mutex_t spc_mtx; + pthread_cond_t spc_cv; + + struct lwp *spc_mainlwp; + pid_t spc_pid; + + TAILQ_HEAD(, respwait) spc_respwait; + + /* rest of the fields are zeroed upon disconnect */ +#define SPC_ZEROFF offsetof(struct spclient, spc_pfd) + struct pollfd *spc_pfd; + + struct rsp_hdr spc_hdr; + uint8_t *spc_buf; + size_t spc_off; + + uint64_t spc_nextreq; + uint64_t spc_syscallreq; + uint64_t spc_generation; + int spc_ostatus, spc_istatus; + int spc_reconnecting; + int spc_inexec; + + LIST_HEAD(, prefork) spc_pflist; +}; +#define SPCSTATUS_FREE 0 +#define SPCSTATUS_BUSY 1 +#define SPCSTATUS_WANTED 2 + +#define SPCSTATE_NEW 0 +#define SPCSTATE_RUNNING 1 +#define SPCSTATE_DYING 2 + +typedef int (*addrparse_fn)(const char *, struct sockaddr **, int); +typedef int (*connecthook_fn)(int); +typedef void (*cleanup_fn)(struct sockaddr *); + +static int readframe(struct spclient *); +static void handlereq(struct spclient *); + +static __inline void +spcresetbuf(struct spclient *spc) +{ + + spc->spc_buf = NULL; + spc->spc_off = 0; +} + +static __inline void +spcfreebuf(struct spclient *spc) +{ + + free(spc->spc_buf); + spcresetbuf(spc); +} + +static void +sendlockl(struct spclient *spc) +{ + + while (spc->spc_ostatus != SPCSTATUS_FREE) { + spc->spc_ostatus = SPCSTATUS_WANTED; + pthread_cond_wait(&spc->spc_cv, &spc->spc_mtx); + } + spc->spc_ostatus = SPCSTATUS_BUSY; +} + +static void __unused +sendlock(struct spclient *spc) +{ + + pthread_mutex_lock(&spc->spc_mtx); + sendlockl(spc); + pthread_mutex_unlock(&spc->spc_mtx); +} + +static void +sendunlockl(struct spclient *spc) +{ + + if (spc->spc_ostatus == SPCSTATUS_WANTED) + pthread_cond_broadcast(&spc->spc_cv); + spc->spc_ostatus = SPCSTATUS_FREE; +} + +static void +sendunlock(struct spclient *spc) +{ + + pthread_mutex_lock(&spc->spc_mtx); + sendunlockl(spc); + pthread_mutex_unlock(&spc->spc_mtx); +} + +static int +dosend(struct spclient *spc, struct iovec *iov, size_t iovlen) +{ + struct msghdr msg; + struct pollfd pfd; + ssize_t n = 0; + int fd = spc->spc_fd; + + pfd.fd = fd; + pfd.events = POLLOUT; + + memset(&msg, 0, sizeof(msg)); + + for (;;) { + /* not first round? poll */ + if (n) { + if (host_poll(&pfd, 1, INFTIM) == -1) { + if (errno == EINTR) + continue; + return errno; + } + } + + msg.msg_iov = iov; + msg.msg_iovlen = iovlen; + n = host_sendmsg(fd, &msg, MSG_NOSIGNAL); + if (n == -1) { + if (errno == EPIPE) + return ENOTCONN; + if (errno != EAGAIN) + return errno; + continue; + } + if (n == 0) { + return ENOTCONN; + } + + /* ok, need to adjust iovec for potential next round */ + while (n >= (ssize_t)iov[0].iov_len && iovlen) { + n -= iov[0].iov_len; + iov++; + iovlen--; + } + + if (iovlen == 0) { + _DIAGASSERT(n == 0); + break; + } else { + iov[0].iov_base = + (void *)((uint8_t *)iov[0].iov_base + n); + iov[0].iov_len -= n; + } + } + + return 0; +} + +static void +doputwait(struct spclient *spc, struct respwait *rw, struct rsp_hdr *rhdr) +{ + + rw->rw_data = NULL; + rw->rw_dlen = rw->rw_done = rw->rw_error = 0; + pthread_cond_init(&rw->rw_cv, NULL); + + pthread_mutex_lock(&spc->spc_mtx); + rw->rw_reqno = rhdr->rsp_reqno = spc->spc_nextreq++; + TAILQ_INSERT_TAIL(&spc->spc_respwait, rw, rw_entries); +} + +static void __unused +putwait_locked(struct spclient *spc, struct respwait *rw, struct rsp_hdr *rhdr) +{ + + doputwait(spc, rw, rhdr); + pthread_mutex_unlock(&spc->spc_mtx); +} + +static void +putwait(struct spclient *spc, struct respwait *rw, struct rsp_hdr *rhdr) +{ + + doputwait(spc, rw, rhdr); + sendlockl(spc); + pthread_mutex_unlock(&spc->spc_mtx); +} + +static void +dounputwait(struct spclient *spc, struct respwait *rw) +{ + + TAILQ_REMOVE(&spc->spc_respwait, rw, rw_entries); + pthread_mutex_unlock(&spc->spc_mtx); + pthread_cond_destroy(&rw->rw_cv); + +} + +static void __unused +unputwait_locked(struct spclient *spc, struct respwait *rw) +{ + + pthread_mutex_lock(&spc->spc_mtx); + dounputwait(spc, rw); +} + +static void +unputwait(struct spclient *spc, struct respwait *rw) +{ + + pthread_mutex_lock(&spc->spc_mtx); + sendunlockl(spc); + + dounputwait(spc, rw); +} + +static void +kickwaiter(struct spclient *spc) +{ + struct respwait *rw; + int error = 0; + + pthread_mutex_lock(&spc->spc_mtx); + TAILQ_FOREACH(rw, &spc->spc_respwait, rw_entries) { + if (rw->rw_reqno == spc->spc_hdr.rsp_reqno) + break; + } + if (rw == NULL) { + DPRINTF(("no waiter found, invalid reqno %" PRIu64 "?\n", + spc->spc_hdr.rsp_reqno)); + pthread_mutex_unlock(&spc->spc_mtx); + spcfreebuf(spc); + return; + } + DPRINTF(("rump_sp: client %p woke up waiter at %p\n", spc, rw)); + rw->rw_data = spc->spc_buf; + rw->rw_done = 1; + rw->rw_dlen = (size_t)(spc->spc_off - HDRSZ); + if (spc->spc_hdr.rsp_class == RUMPSP_ERROR) { + error = rw->rw_error = errmap(spc->spc_hdr.rsp_error); + } + pthread_cond_signal(&rw->rw_cv); + pthread_mutex_unlock(&spc->spc_mtx); + + if (error) + spcfreebuf(spc); + else + spcresetbuf(spc); +} + +static void +kickall(struct spclient *spc) +{ + struct respwait *rw; + + /* DIAGASSERT(mutex_owned(spc_lock)) */ + TAILQ_FOREACH(rw, &spc->spc_respwait, rw_entries) + pthread_cond_broadcast(&rw->rw_cv); +} + +static int +readframe(struct spclient *spc) +{ + int fd = spc->spc_fd; + size_t left; + size_t framelen; + ssize_t n; + + /* still reading header? */ + if (spc->spc_off < HDRSZ) { + DPRINTF(("rump_sp: readframe getting header at offset %zu\n", + spc->spc_off)); + + left = HDRSZ - spc->spc_off; + /*LINTED: cast ok */ + n = host_read(fd, (uint8_t*)&spc->spc_hdr + spc->spc_off, left); + if (n == 0) { + return -1; + } + if (n == -1) { + if (errno == EAGAIN) + return 0; + return -1; + } + + spc->spc_off += n; + if (spc->spc_off < HDRSZ) { + return 0; + } + + /*LINTED*/ + framelen = spc->spc_hdr.rsp_len; + + if (framelen < HDRSZ) { + return -1; + } else if (framelen == HDRSZ) { + return 1; + } + + spc->spc_buf = malloc(framelen - HDRSZ); + if (spc->spc_buf == NULL) { + return -1; + } + memset(spc->spc_buf, 0, framelen - HDRSZ); + + /* "fallthrough" */ + } else { + /*LINTED*/ + framelen = spc->spc_hdr.rsp_len; + } + + left = framelen - spc->spc_off; + + DPRINTF(("rump_sp: readframe getting body at offset %zu, left %zu\n", + spc->spc_off, left)); + + if (left == 0) + return 1; + n = host_read(fd, spc->spc_buf + (spc->spc_off - HDRSZ), left); + if (n == 0) { + return -1; + } + if (n == -1) { + if (errno == EAGAIN) + return 0; + return -1; + } + spc->spc_off += n; + left -= n; + + /* got everything? */ + if (left == 0) + return 1; + else + return 0; +} + +static int +tcp_parse(const char *addr, struct sockaddr **sa, int allow_wildcard) +{ + struct sockaddr_in sin; + char buf[64]; + const char *p; + size_t l; + int port; + + memset(&sin, 0, sizeof(sin)); + SIN_SETLEN(sin, sizeof(sin)); + sin.sin_family = AF_INET; + + p = strchr(addr, ':'); + if (!p) { + fprintf(stderr, "rump_sp_tcp: missing port specifier\n"); + return EINVAL; + } + + l = p - addr; + if (l > sizeof(buf)-1) { + fprintf(stderr, "rump_sp_tcp: address too long\n"); + return EINVAL; + } + strncpy(buf, addr, l); + buf[l] = '\0'; + + /* special INADDR_ANY treatment */ + if (strcmp(buf, "*") == 0 || strcmp(buf, "0") == 0) { + sin.sin_addr.s_addr = INADDR_ANY; + } else { + switch (inet_pton(AF_INET, buf, &sin.sin_addr)) { + case 1: + break; + case 0: + fprintf(stderr, "rump_sp_tcp: cannot parse %s\n", buf); + return EINVAL; + case -1: + fprintf(stderr, "rump_sp_tcp: inet_pton failed\n"); + return errno; + default: + assert(/*CONSTCOND*/0); + return EINVAL; + } + } + + if (!allow_wildcard && sin.sin_addr.s_addr == INADDR_ANY) { + fprintf(stderr, "rump_sp_tcp: client needs !INADDR_ANY\n"); + return EINVAL; + } + + /* advance to port number & parse */ + p++; + l = strspn(p, "0123456789"); + if (l == 0) { + fprintf(stderr, "rump_sp_tcp: port now found: %s\n", p); + return EINVAL; + } + strncpy(buf, p, l); + buf[l] = '\0'; + + if (*(p+l) != '/' && *(p+l) != '\0') { + fprintf(stderr, "rump_sp_tcp: junk at end of port: %s\n", addr); + return EINVAL; + } + + port = atoi(buf); + if (port < 0 || port >= (1<<(8*sizeof(in_port_t)))) { + fprintf(stderr, "rump_sp_tcp: port %d out of range\n", port); + return ERANGE; + } + sin.sin_port = htons(port); + + *sa = malloc(sizeof(sin)); + if (*sa == NULL) + return errno; + memcpy(*sa, &sin, sizeof(sin)); + return 0; +} + +static int +tcp_connecthook(int s) +{ + int x; + + x = 1; + host_setsockopt(s, IPPROTO_TCP, TCP_NODELAY, &x, sizeof(x)); + + return 0; +} + +static char parsedurl[256]; + +/*ARGSUSED*/ +static int +unix_parse(const char *addr, struct sockaddr **sa, int allow_wildcard) +{ + struct sockaddr_un s_un; + size_t slen; + int savepath = 0; + + if (strlen(addr) >= sizeof(s_un.sun_path)) + return ENAMETOOLONG; + + /* + * The pathname can be all kinds of spaghetti elementals, + * so meek and obidient we accept everything. However, use + * full path for easy cleanup in case someone gives a relative + * one and the server does a chdir() between now than the + * cleanup. + */ + memset(&s_un, 0, sizeof(s_un)); + s_un.sun_family = AF_LOCAL; + if (*addr != '/') { + char mywd[PATH_MAX]; + + if (getcwd(mywd, sizeof(mywd)) == NULL) { + fprintf(stderr, "warning: cannot determine cwd, " + "omitting socket cleanup\n"); + } else { + if (strlen(addr)+strlen(mywd)+1 + >= sizeof(s_un.sun_path)) + return ENAMETOOLONG; + strcpy(s_un.sun_path, mywd); + strcat(s_un.sun_path, "/"); + savepath = 1; + } + } + strcat(s_un.sun_path, addr); +#if defined(__linux__) || defined(__sun__) || defined(__CYGWIN__) + slen = sizeof(s_un); +#else + s_un.sun_len = SUN_LEN(&s_un); + slen = s_un.sun_len+1; /* get the 0 too */ +#endif + + if (savepath && *parsedurl == '\0') { + snprintf(parsedurl, sizeof(parsedurl), + "unix://%s", s_un.sun_path); + } + + *sa = malloc(slen); + if (*sa == NULL) + return errno; + memcpy(*sa, &s_un, slen); + + return 0; +} + +static void +unix_cleanup(struct sockaddr *sa) +{ + struct sockaddr_un *s_sun = (void *)sa; + + /* + * cleanup only absolute paths. see unix_parse() above + */ + if (*s_sun->sun_path == '/') { + unlink(s_sun->sun_path); + } +} + +/*ARGSUSED*/ +static int +notsupp(void) +{ + + fprintf(stderr, "rump_sp: support not yet implemented\n"); + return EOPNOTSUPP; +} + +static int +success(void) +{ + + return 0; +} + +static struct { + const char *id; + int domain; + socklen_t slen; + addrparse_fn ap; + connecthook_fn connhook; + cleanup_fn cleanup; +} parsetab[] = { + { "tcp", PF_INET, sizeof(struct sockaddr_in), + tcp_parse, tcp_connecthook, (cleanup_fn)success }, + { "unix", PF_LOCAL, sizeof(struct sockaddr_un), + unix_parse, (connecthook_fn)success, unix_cleanup }, + { "tcp6", PF_INET6, sizeof(struct sockaddr_in6), + (addrparse_fn)notsupp, (connecthook_fn)success, + (cleanup_fn)success }, +}; +#define NPARSE (sizeof(parsetab)/sizeof(parsetab[0])) + +static int +parseurl(const char *url, struct sockaddr **sap, unsigned *idxp, + int allow_wildcard) +{ + char id[16]; + const char *p, *p2; + size_t l; + unsigned i; + int error; + + /* + * Parse the url + */ + + p = url; + p2 = strstr(p, "://"); + if (!p2) { + fprintf(stderr, "rump_sp: invalid locator ``%s''\n", p); + return EINVAL; + } + l = p2-p; + if (l > sizeof(id)-1) { + fprintf(stderr, "rump_sp: identifier too long in ``%s''\n", p); + return EINVAL; + } + + strncpy(id, p, l); + id[l] = '\0'; + p2 += 3; /* beginning of address */ + + for (i = 0; i < NPARSE; i++) { + if (strcmp(id, parsetab[i].id) == 0) { + error = parsetab[i].ap(p2, sap, allow_wildcard); + if (error) + return error; + break; + } + } + if (i == NPARSE) { + fprintf(stderr, "rump_sp: invalid identifier ``%s''\n", p); + return EINVAL; + } + + *idxp = i; + return 0; +}