Andrew's git - gitweb.git/blob

   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Linus Torvalds
   4#
   5
   6USAGE='[-a] [-d] [-f] [-l] [-n] [-q]'
   7. git-sh-setup
   8
   9no_update_info= all_into_one= remove_redundant=
  10local= quiet= no_reuse_delta= extra=
  11while case "$#" in 0) break ;; esac
  12do
  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 $1" ;;
  22        *)      usage ;;
  23        esac
  24        shift
  25done
  26
  27rm -f .tmp-pack-*
  28PACKDIR="$GIT_OBJECT_DIRECTORY/pack"
  29
  30# There will be more repacking strategies to come...
  31case ",$all_into_one," in
  32,,)
  33        rev_list='--unpacked'
  34        pack_objects='--incremental'
  35        ;;
  36,t,)
  37        rev_list=
  38        pack_objects=
  39
  40        # Redundancy check in all-into-one case is trivial.
  41        existing=`cd "$PACKDIR" && \
  42            find . -type f \( -name '*.pack' -o -name '*.idx' \) -print`
  43        ;;
  44esac
  45pack_objects="$pack_objects $local $quiet $no_reuse_delta$extra"
  46name=$(git-rev-list --objects --all $rev_list 2>&1 |
  47        git-pack-objects --non-empty $pack_objects .tmp-pack) ||
  48        exit 1
  49if [ -z "$name" ]; then
  50        echo Nothing new to pack.
  51        exit 0
  52fi
  53echo "Pack pack-$name created."
  54
  55mkdir -p "$PACKDIR" || exit
  56
  57mv .tmp-pack-$name.pack "$PACKDIR/pack-$name.pack" &&
  58mv .tmp-pack-$name.idx  "$PACKDIR/pack-$name.idx" ||
  59exit
  60
  61if test "$remove_redundant" = t
  62then
  63        # We know $existing are all redundant only when
  64        # all-into-one is used.
  65        if test "$all_into_one" != '' && test "$existing" != ''
  66        then
  67                sync
  68                ( cd "$PACKDIR" &&
  69                  for e in $existing
  70                  do
  71                        case "$e" in
  72                        ./pack-$name.pack | ./pack-$name.idx) ;;
  73                        *)      rm -f $e ;;
  74                        esac
  75                  done
  76                )
  77        fi
  78        git-prune-packed
  79fi
  80
  81case "$no_update_info" in
  82t) : ;;
  83*) git-update-server-info ;;
  84esac