ad60a889a0
This allows checking out Git repositories besides U-Boot. Co-Authored-By: Benjamin Dauphin <benjamin.dauphin@live.fr> Co-Authored-By: Gilles Henaux <gill.henaux@gmail.com>
70 lines
1.0 KiB
Bash
Executable File
70 lines
1.0 KiB
Bash
Executable File
#!/bin/sh
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#
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# Perform a checkout / update of git repo if needed
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#
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OUTPUT_DIR=""
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GIT_REVISION=""
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REPO_URL=""
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BRANCH="master"
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while getopts "o:n:b:?" c
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do
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case "$c" in
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\?)
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echo "Usage: $0 [-b branch] [-o output_dir] -n revision repo_url" >&2
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exit 1
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;;
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o)
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OUTPUT_DIR=$OPTARG
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;;
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n)
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GIT_REVISION=$OPTARG
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;;
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b)
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BRANCH=$OPTARG
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;;
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esac
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done
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shift $(($OPTIND - 1))
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REPO_URL=$1
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#
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# check arguments
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#
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if [ -z "$GIT_REVISION" -o -z "$REPO_URL" -o -z "$OUTPUT_DIR" ]
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then
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echo "Usage: $0 [-b branch] -o output_dir -n revision repo_url" >&2
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exit 1
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fi
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#
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# if the file doesn't exist it's easy , to a checkout
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#
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if [ ! -e "$OUTPUT_DIR" ]
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then
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git clone ${REPO_URL} -b $BRANCH $OUTPUT_DIR
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fi
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(
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cd "$OUTPUT_DIR"
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#
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# perform an update
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#
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CURRENT_VERSION=$(git rev-parse HEAD)
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echo "Checking out $REPO_URL..."
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echo " * Current revision: $CURRENT_VERSION"
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echo " * Wanted revision: $GIT_REVISION"
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if [ "$CURRENT_VERSION" != "$GIT_REVISION" ]
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then
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echo " * Performing update and checkout..."
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git fetch -v
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git checkout $GIT_REVISION
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fi
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)
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