48f20655ac
- new call names, message field aliases, call tables; - initialize all ABI request messages to zero; - format callnr.h in the same way as com.h; - remove param.h namespace pollution in servers; - make brk(2) go to VM directly, rather than through PM; - remove obsolete WAIT and BRK calls from PM; - remove obsolete UTIME call from VFS; - clean up path copying routine in VFS; - move system calls from libminlib to libc; - correct some errno-related mistakes in libc routines; Change-Id: I2d8ec5d061cd7e0b30c51ffd77aa72ebf84e2565
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
#include <sys/cdefs.h>
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#include "namespace.h"
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#include <lib.h>
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#include <sys/stat.h>
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#include <string.h>
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int _stat(const char *name, struct stat *buffer);
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int _lstat(const char *name, struct stat *buffer);
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int _fstat(int fd, struct stat *buffer);
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#ifdef __weak_alias
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__weak_alias(_stat, __stat50);
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__weak_alias(_lstat, __lstat50);
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__weak_alias(_fstat, __fstat50);
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__weak_alias(stat, __stat50);
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__weak_alias(lstat, __lstat50);
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__weak_alias(fstat, __fstat50);
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#endif
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int stat(const char *name, struct stat *buffer)
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{
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message m;
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memset(&m, 0, sizeof(m));
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m.VFS_STAT_LEN = strlen(name) + 1;
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m.VFS_STAT_NAME = (char *) __UNCONST(name);
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m.VFS_STAT_BUF = (char *) buffer;
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return _syscall(VFS_PROC_NR, VFS_STAT, &m);
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}
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int _fstat(int fd, struct stat *buffer) { return fstat(fd, buffer); }
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int fstat(int fd, struct stat *buffer)
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{
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message m;
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memset(&m, 0, sizeof(m));
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m.VFS_FSTAT_FD = fd;
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m.VFS_FSTAT_BUF = (char *) buffer;
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return _syscall(VFS_PROC_NR, VFS_FSTAT, &m);
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}
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int _lstat(const char *name, struct stat *buffer) { return lstat(name, buffer); }
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int lstat(const char *name, struct stat *buffer)
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{
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message m;
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memset(&m, 0, sizeof(m));
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m.VFS_STAT_LEN = strlen(name) + 1;
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m.VFS_STAT_NAME = (char *) __UNCONST(name);
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m.VFS_STAT_BUF = (char *) buffer;
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return _syscall(VFS_PROC_NR, VFS_LSTAT, &m);
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}
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