Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
Documentation/git-repack.txt | 6 +++++-
git-repack.sh | 8 +++++++-
t/t7700-repack.sh | 35 +++++++++++++++++++++++++++++++++++
3 files changed, 47 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-repack.txt b/Documentation/git-repack.txt
index 4c1aff6..c43eb4a 100644
--- a/Documentation/git-repack.txt
+++ b/Documentation/git-repack.txt
@@ -9,7 +9,7 @@ git-repack - Pack unpacked objects in a repository
SYNOPSIS
--------
[verse]
-'git repack' [-a] [-A] [-d] [-f] [-F] [-l] [-n] [-q] [--window=<n>] [--depth=<n>]
+'git repack' [options]
DESCRIPTION
-----------
@@ -110,6 +110,10 @@ other objects in that pack they already have locally.
The default is unlimited, unless the config variable
`pack.packSizeLimit` is set.
+--pack-version=<version>::
+ Force the version for the generated pack.
+ Valid values are 2 and 4. Default value is specified by
+ core.preferredPackVersion setting. See linkgit:git-config[1].
Configuration
-------------
diff --git a/git-repack.sh b/git-repack.sh
index 7579331..0d898eb 100755
--- a/git-repack.sh
+++ b/git-repack.sh
@@ -21,12 +21,13 @@ window= size of the window used for delta compression
window-memory= same as the above, but limit memory size instead of entries count
depth= limits the maximum delta depth
max-pack-size= maximum size of each packfile
+pack-version= format version of the output pack
"
SUBDIRECTORY_OK='Yes'
. git-sh-setup
no_update_info= all_into_one= remove_redundant= unpack_unreachable=
-local= no_reuse= extra=
+local= no_reuse= extra= packver=
while test $# != 0
do
case "$1" in
@@ -43,6 +44,8 @@ do
-l) local=--local ;;
--max-pack-size|--window|--window-memory|--depth)
extra="$extra $1=$2"; shift ;;
+ --pack-version)
+ packver="$2"; shift ;;
--) shift; break;;
*) usage ;;
esac
@@ -92,6 +95,9 @@ esac
mkdir -p "$PACKDIR" || exit
+[ -n "$packver" ] || packver="`git config --int core.preferredPackVersion`"
+[ -n "$packver" ] && args="$args --version=$packver"
+
args="$args $local ${GIT_QUIET:+-q} $no_reuse$extra"
names=$(git pack-objects --keep-true-parents --honor-pack-keep --non-empty --all --reflog $args </dev/null "$PACKTMP") ||
exit 1
diff --git a/t/t7700-repack.sh b/t/t7700-repack.sh
index d954b84..8383e1b 100755
--- a/t/t7700-repack.sh
+++ b/t/t7700-repack.sh
@@ -164,5 +164,40 @@ test_expect_success 'objects made unreachable by grafts only are kept' '
git cat-file -t $H1
'
+test_expect_success 'repack respects core.preferredPackVersion' '
+ git init pv4 &&
+ (
+ unset GIT_TEST_PACKV4 &&
+ cd pv4 &&
+ test_commit one &&
+ test_commit two &&
+ test_commit three &&
+ git config core.preferredPackVersion 4 &&
+ git repack -ad &&
+ P=`ls .git/objects/pack/pack-*.pack` &&
+ # Offset 4 is pack version
+ test-dump ntohl "$P" 4 >ver.actual &&
+ echo 4 >ver.expected &&
+ test_cmp ver.expected ver.actual
+ )
+'
+
+test_expect_success 'repack --pack-version=4' '
+ git init pv4.2 &&
+ (
+ unset GIT_TEST_PACKV4 &&
+ cd pv4.2 &&
+ test_commit one &&
+ test_commit two &&
+ test_commit three &&
+ git repack -ad --pack-version=4 &&
+ P=`ls .git/objects/pack/pack-*.pack` &&
+ # Offset 4 is pack version
+ test-dump ntohl "$P" 4 >ver.actual &&
+ echo 4 >ver.expected &&
+ test_cmp ver.expected ver.actual
+ )
+'
+
test_done
--
1.8.2.82.gc24b958
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