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Commit | Line | Data |
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b2d46199 | 1 | #!/bin/sh |
ccf1ee32 JH |
2 | # |
3 | # Copyright (c) 2005 Linus Torvalds | |
4 | # | |
5 | ||
5715d0bb PH |
6 | OPTIONS_KEEPDASHDASH= |
7 | OPTIONS_SPEC="\ | |
8 | git-repack [options] | |
9 | -- | |
10 | a pack everything in a single pack | |
11 | A same as -a, and keep unreachable objects too | |
12 | d remove redundant packs, and run git-prune-packed | |
13 | f pass --no-reuse-delta to git-pack-objects | |
14 | q,quiet be quiet | |
15 | l pass --local to git-pack-objects | |
16 | Packing constraints | |
17 | window= size of the window used for delta compression | |
18 | window-memory= same as the above, but limit memory size instead of entries count | |
19 | depth= limits the maximum delta depth | |
20 | max-pack-size= maximum size of each packfile | |
21 | " | |
d0b353b1 | 22 | SUBDIRECTORY_OK='Yes' |
ae2b0f15 | 23 | . git-sh-setup |
ccb36504 | 24 | |
65aa5302 | 25 | no_update_info= all_into_one= remove_redundant= keep_unreachable= |
479b56ba | 26 | local= quiet= no_reuse= extra= |
822f7c73 | 27 | while test $# != 0 |
ccf1ee32 JH |
28 | do |
29 | case "$1" in | |
30 | -n) no_update_info=t ;; | |
d5acdcf1 | 31 | -a) all_into_one=t ;; |
65aa5302 | 32 | -A) all_into_one=t |
ccc12972 | 33 | keep_unreachable=t ;; |
0adb3358 | 34 | -d) remove_redundant=t ;; |
cec2be76 | 35 | -q) quiet=-q ;; |
479b56ba | 36 | -f) no_reuse=--no-reuse-object ;; |
cec2be76 | 37 | -l) local=--local ;; |
5715d0bb PH |
38 | --max-pack-size|--window|--window-memory|--depth) |
39 | extra="$extra $1=$2"; shift ;; | |
40 | --) shift; break;; | |
9678faaa | 41 | *) usage ;; |
ccf1ee32 JH |
42 | esac |
43 | shift | |
44 | done | |
45 | ||
b6945f57 JH |
46 | # Later we will default repack.UseDeltaBaseOffset to true |
47 | default_dbo=false | |
48 | ||
e0d10e1c | 49 | case "`git config --bool repack.usedeltabaseoffset || |
b6945f57 JH |
50 | echo $default_dbo`" in |
51 | true) | |
52 | extra="$extra --delta-base-offset" ;; | |
53 | esac | |
54 | ||
d5acdcf1 | 55 | PACKDIR="$GIT_OBJECT_DIRECTORY/pack" |
6b94b1a0 | 56 | PACKTMP="$GIT_OBJECT_DIRECTORY/.tmp-$$-pack" |
0ea2582d ML |
57 | rm -f "$PACKTMP"-* |
58 | trap 'rm -f "$PACKTMP"-*' 0 1 2 3 15 | |
d5acdcf1 JH |
59 | |
60 | # There will be more repacking strategies to come... | |
61 | case ",$all_into_one," in | |
62 | ,,) | |
cd0d74d2 | 63 | args='--unpacked --incremental' |
d5acdcf1 JH |
64 | ;; |
65 | ,t,) | |
ce859074 SP |
66 | if [ -d "$PACKDIR" ]; then |
67 | for e in `cd "$PACKDIR" && find . -type f -name '*.pack' \ | |
68 | | sed -e 's/^\.\///' -e 's/\.pack$//'` | |
69 | do | |
70 | if [ -e "$PACKDIR/$e.keep" ]; then | |
71 | : keep | |
72 | else | |
73 | args="$args --unpacked=$e.pack" | |
74 | existing="$existing $e" | |
75 | fi | |
76 | done | |
77 | fi | |
65aa5302 JH |
78 | if test -z "$args" |
79 | then | |
80 | args='--unpacked --incremental' | |
65aa5302 | 81 | fi |
d5acdcf1 JH |
82 | ;; |
83 | esac | |
0ea2582d | 84 | |
479b56ba | 85 | args="$args $local $quiet $no_reuse$extra" |
5be60078 | 86 | names=$(git pack-objects --non-empty --all --reflog $args </dev/null "$PACKTMP") || |
b2d46199 | 87 | exit 1 |
6b94b1a0 | 88 | if [ -z "$names" ]; then |
d9fb395a UKK |
89 | if test -z "$quiet"; then |
90 | echo Nothing new to pack. | |
91 | fi | |
6b94b1a0 DH |
92 | fi |
93 | for name in $names ; do | |
dca3957b | 94 | fullbases="$fullbases pack-$name" |
ad2c82c0 NP |
95 | chmod a-w "$PACKTMP-$name.pack" |
96 | chmod a-w "$PACKTMP-$name.idx" | |
178613c7 | 97 | mkdir -p "$PACKDIR" || exit |
d5acdcf1 | 98 | |
2ad47d61 JH |
99 | for sfx in pack idx |
100 | do | |
101 | if test -f "$PACKDIR/pack-$name.$sfx" | |
102 | then | |
103 | mv -f "$PACKDIR/pack-$name.$sfx" \ | |
104 | "$PACKDIR/old-pack-$name.$sfx" | |
105 | fi | |
106 | done && | |
0ea2582d ML |
107 | mv -f "$PACKTMP-$name.pack" "$PACKDIR/pack-$name.pack" && |
108 | mv -f "$PACKTMP-$name.idx" "$PACKDIR/pack-$name.idx" && | |
2ad47d61 JH |
109 | test -f "$PACKDIR/pack-$name.pack" && |
110 | test -f "$PACKDIR/pack-$name.idx" || { | |
111 | echo >&2 "Couldn't replace the existing pack with updated one." | |
112 | echo >&2 "The original set of packs have been saved as" | |
113 | echo >&2 "old-pack-$name.{pack,idx} in $PACKDIR." | |
114 | exit 1 | |
115 | } | |
116 | rm -f "$PACKDIR/old-pack-$name.pack" "$PACKDIR/old-pack-$name.idx" | |
6b94b1a0 | 117 | done |
d5acdcf1 | 118 | |
0adb3358 | 119 | if test "$remove_redundant" = t |
d5acdcf1 | 120 | then |
ce859074 SP |
121 | # We know $existing are all redundant. |
122 | if [ -n "$existing" ] | |
62af0b53 | 123 | then |
6ed64058 JH |
124 | sync |
125 | ( cd "$PACKDIR" && | |
126 | for e in $existing | |
127 | do | |
dca3957b DH |
128 | case " $fullbases " in |
129 | *" $e "*) ;; | |
ccc12972 BC |
130 | *) |
131 | rm -f "$e.idx" "$e.keep" | |
132 | if test -n "$keep_unreachable" && | |
133 | test -f "$e.pack" | |
134 | then | |
135 | git unpack-objects < "$e.pack" || { | |
136 | echo >&2 "Failed unpacking unreachable objects from redundant pack file $e.pack" | |
137 | exit 1 | |
138 | } | |
139 | fi | |
140 | rm -f "$e.pack" | |
141 | ;; | |
62af0b53 | 142 | esac |
6ed64058 JH |
143 | done |
144 | ) | |
d5acdcf1 | 145 | fi |
5be60078 | 146 | git prune-packed $quiet |
d5acdcf1 | 147 | fi |
ccf1ee32 | 148 | |
ccf1ee32 JH |
149 | case "$no_update_info" in |
150 | t) : ;; | |
151 | *) git-update-server-info ;; | |
152 | esac |