mirror of
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31 lines
444 B
Bash
31 lines
444 B
Bash
#!/bin/rc
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flag e +
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repo=$1
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tag=$2
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index=$3
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out=$4
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ifs='
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'
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fn checkstatus {}
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GIT_INDEX_FILE=`{pwd}^/$out.index {
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checkstatus
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git -C $repo read-tree --empty
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git -C $repo update-index --index-info <$index
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tree=`{git -C $repo write-tree} ; checkstatus
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rm $out.index
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}
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git -C $repo update-ref refs/tags/$tag $tree
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if([ -e $out ]) {
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oldtree=`{cat $out} ; checkstatus
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if(~ $tree $oldtree)
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exit 0
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}
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echo $tree >$out.tmp
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mv $out.tmp $out
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