Code

t/t4013: fix futzing with the version string.
[git.git] / git-repack.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2005 Linus Torvalds
4 #
6 USAGE='[-a] [-d] [-f] [-l] [-n] [-q]'
7 . git-sh-setup
9 no_update_info= all_into_one= remove_redundant=
10 local= quiet= no_reuse_delta= extra=
11 while case "$#" in 0) break ;; esac
12 do
13         case "$1" in
14         -n)     no_update_info=t ;;
15         -a)     all_into_one=t ;;
16         -d)     remove_redundant=t ;;
17         -q)     quiet=-q ;;
18         -f)     no_reuse_delta=--no-reuse-delta ;;
19         -l)     local=--local ;;
20         --window=*) extra="$extra $1" ;;
21         --depth=*) extra="$extra $1" ;;
22         *)      usage ;;
23         esac
24         shift
25 done
27 rm -f .tmp-pack-*
28 PACKDIR="$GIT_OBJECT_DIRECTORY/pack"
30 # There will be more repacking strategies to come...
31 case ",$all_into_one," in
32 ,,)
33         rev_list='--unpacked'
34         pack_objects='--incremental'
35         ;;
36 ,t,)
37         rev_list=
38         pack_objects=
40         # Redundancy check in all-into-one case is trivial.
41         existing=`cd "$PACKDIR" && \
42             find . -type f \( -name '*.pack' -o -name '*.idx' \) -print`
43         ;;
44 esac
45 pack_objects="$pack_objects $local $quiet $no_reuse_delta$extra"
46 name=$( { git-rev-list --objects --all $rev_list ||
47           echo "git-rev-list died with exit code $?"
48         } |
49         git-pack-objects --non-empty $pack_objects .tmp-pack) ||
50         exit 1
51 if [ -z "$name" ]; then
52         echo Nothing new to pack.
53 else
54         if test "$quiet" != '-q'; then
55             echo "Pack pack-$name created."
56         fi
57         mkdir -p "$PACKDIR" || exit
59         for sfx in pack idx
60         do
61                 if test -f "$PACKDIR/pack-$name.$sfx"
62                 then
63                         mv -f "$PACKDIR/pack-$name.$sfx" \
64                                 "$PACKDIR/old-pack-$name.$sfx"
65                 fi
66         done &&
67         mv -f .tmp-pack-$name.pack "$PACKDIR/pack-$name.pack" &&
68         mv -f .tmp-pack-$name.idx  "$PACKDIR/pack-$name.idx" &&
69         test -f "$PACKDIR/pack-$name.pack" &&
70         test -f "$PACKDIR/pack-$name.idx" || {
71                 echo >&2 "Couldn't replace the existing pack with updated one."
72                 echo >&2 "The original set of packs have been saved as"
73                 echo >&2 "old-pack-$name.{pack,idx} in $PACKDIR."
74                 exit 1
75         }
76         rm -f "$PACKDIR/old-pack-$name.pack" "$PACKDIR/old-pack-$name.idx"
77 fi
79 if test "$remove_redundant" = t
80 then
81         # We know $existing are all redundant only when
82         # all-into-one is used.
83         if test "$all_into_one" != '' && test "$existing" != ''
84         then
85                 sync
86                 ( cd "$PACKDIR" &&
87                   for e in $existing
88                   do
89                         case "$e" in
90                         ./pack-$name.pack | ./pack-$name.idx) ;;
91                         *)      rm -f $e ;;
92                         esac
93                   done
94                 )
95         fi
96         git-prune-packed
97 fi
99 case "$no_update_info" in
100 t) : ;;
101 *) git-update-server-info ;;
102 esac