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https://github.com/git/git
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a72f9373c0
We are trying to catch error condition of git-rev-list and cause the downstream pack-objects to barf, but if you run rev-list with anything that mucks with its stderr (such as GIT_TRACE), any stderr output would cause the pipeline to fail. [jc: originally from Matthias Lederhofer, with a reworded error message.] Signed-off-by: Junio C Hamano <junkio@cox.net>
102 lines
2.3 KiB
Bash
Executable file
102 lines
2.3 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2005 Linus Torvalds
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#
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USAGE='[-a] [-d] [-f] [-l] [-n] [-q]'
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. git-sh-setup
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no_update_info= all_into_one= remove_redundant=
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local= quiet= no_reuse_delta= extra=
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while case "$#" in 0) break ;; esac
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do
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case "$1" in
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-n) no_update_info=t ;;
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-a) all_into_one=t ;;
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-d) remove_redundant=t ;;
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-q) quiet=-q ;;
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-f) no_reuse_delta=--no-reuse-delta ;;
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-l) local=--local ;;
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--window=*) extra="$extra $1" ;;
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--depth=*) extra="$extra $1" ;;
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*) usage ;;
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esac
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shift
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done
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rm -f .tmp-pack-*
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PACKDIR="$GIT_OBJECT_DIRECTORY/pack"
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# There will be more repacking strategies to come...
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case ",$all_into_one," in
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,,)
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rev_list='--unpacked'
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pack_objects='--incremental'
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;;
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,t,)
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rev_list=
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pack_objects=
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# Redundancy check in all-into-one case is trivial.
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existing=`cd "$PACKDIR" && \
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find . -type f \( -name '*.pack' -o -name '*.idx' \) -print`
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;;
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esac
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pack_objects="$pack_objects $local $quiet $no_reuse_delta$extra"
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name=$( { git-rev-list --objects --all $rev_list ||
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echo "git-rev-list died with exit code $?"
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} |
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git-pack-objects --non-empty $pack_objects .tmp-pack) ||
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exit 1
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if [ -z "$name" ]; then
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echo Nothing new to pack.
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else
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if test "$quiet" != '-q'; then
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echo "Pack pack-$name created."
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fi
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mkdir -p "$PACKDIR" || exit
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for sfx in pack idx
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do
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if test -f "$PACKDIR/pack-$name.$sfx"
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then
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mv -f "$PACKDIR/pack-$name.$sfx" \
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"$PACKDIR/old-pack-$name.$sfx"
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fi
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done &&
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mv -f .tmp-pack-$name.pack "$PACKDIR/pack-$name.pack" &&
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mv -f .tmp-pack-$name.idx "$PACKDIR/pack-$name.idx" &&
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test -f "$PACKDIR/pack-$name.pack" &&
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test -f "$PACKDIR/pack-$name.idx" || {
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echo >&2 "Couldn't replace the existing pack with updated one."
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echo >&2 "The original set of packs have been saved as"
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echo >&2 "old-pack-$name.{pack,idx} in $PACKDIR."
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exit 1
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}
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rm -f "$PACKDIR/old-pack-$name.pack" "$PACKDIR/old-pack-$name.idx"
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fi
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if test "$remove_redundant" = t
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then
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# We know $existing are all redundant only when
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# all-into-one is used.
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if test "$all_into_one" != '' && test "$existing" != ''
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then
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sync
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( cd "$PACKDIR" &&
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for e in $existing
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do
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case "$e" in
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./pack-$name.pack | ./pack-$name.idx) ;;
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*) rm -f $e ;;
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esac
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done
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)
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fi
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git-prune-packed
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fi
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case "$no_update_info" in
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t) : ;;
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*) git-update-server-info ;;
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esac
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