mirror of
https://github.com/mozilla/gecko-dev.git
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33 lines
649 B
Bash
Executable File
33 lines
649 B
Bash
Executable File
#!/bin/sh
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set -e
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if [ $# -lt 3 ]; then
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echo "Usage: $0 <repo> <branch> <directory>" 1>&2
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exit 2
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fi
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REPO=$1
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COMMIT=$2
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DIR=$3
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echo "Copy '$COMMIT' from '$REPO' to '$DIR'"
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if [ -f $DIR/.git-copy ]; then
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CURRENT=$(cat $DIR/.git-copy)
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if [ $(echo -n $COMMIT | wc -c) != "40" ]; then
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ACTUAL=$(git ls-remote $REPO $COMMIT | cut -c 1-40 -)
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else
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ACTUAL=$COMMIT
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fi
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if [ CURRENT = ACTUAL ]; then
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echo "Up to date."
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fi
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fi
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mkdir -p $DIR
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git -C $DIR init -q
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git -C $DIR fetch -q --depth=1 $REPO $COMMIT:git-copy-tmp
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git -C $DIR reset --hard git-copy-tmp
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git -C $DIR show-ref HEAD | cut -c 1-40 - > $DIR/.git-copy
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rm -rf $DIR/.git
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