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prune: --grace=time

Browse Source 
This option gives grace period to objects that are unreachable
from the refs from getting pruned.

The default value is 24 hours and may be changed using
gc.prunegrace.

Signed-off-by: Matthias Lederhofer <matled@gmx.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Matthias Lederhofer 2007-01-19 11:49:35 +01:00 committed by Junio C Hamano
parent a6c730644b
commit 9b088c4e39
6 changed files with 48 additions and 12 deletions
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9
Documentation/git-prune.txt
View File

@ -8,7 +8,7 @@ git-prune - Prunes all unreachable objects from the object database
SYNOPSIS
--------
'git-prune' [-n] [--] [<head>...]
'git-prune' [-n] [--grace=<time>]
DESCRIPTION
-----------
@ -28,6 +28,12 @@ OPTIONS
Do not remove anything; just report what it would
remove.
--grace=<time>::
Do not prune loose objects that are younger than the
specified time. This gives a grace period to newly
created objects from getting pruned.
////////////////////////////////////////////
\--::
Do not interpret any more arguments as options.
@ -46,6 +52,7 @@ borrows from your repository via its
------------
$ git prune $(cd ../another && $(git-rev-parse --all))
------------
////////////////////////////////////////////
Author
------

31
builtin-prune.c
View File

@ -5,8 +5,9 @@
#include "builtin.h"
#include "reachable.h"
static const char prune_usage[] = "git-prune [-n]";
static const char prune_usage[] = "git-prune [-n] [--grace=time]";
static int show_only;
static int prune_grace_period;
static int prune_object(char *path, const char *filename, const unsigned char *sha1)
{
@ -38,6 +39,7 @@ static int prune_dir(int i, char *path)
char name[100];
unsigned char sha1[20];
int len = strlen(de->d_name);
struct stat st;
switch (len) {
case 2:
@ -60,6 +62,11 @@ static int prune_dir(int i, char *path)
if (lookup_object(sha1))
continue;
if (prune_grace_period > 0 &&
!stat(mkpath("%s/%s", path, de->d_name), &st) &&
st.st_mtime > prune_grace_period)
continue;
prune_object(path, de->d_name, sha1);
continue;
}
@ -79,10 +86,25 @@ static void prune_object_dir(const char *path)
}
}
static int git_prune_config(const char *var, const char *value)
{
if (!strcmp(var, "gc.prunegrace")) {
if (!strcmp(value, "off"))
prune_grace_period = 0;
else
prune_grace_period = approxidate(value);
return 0;
}
return git_default_config(var, value);
}
int cmd_prune(int argc, const char **argv, const char *prefix)
{
int i;
struct rev_info revs;
prune_grace_period = time(NULL)-24*60*60;
git_config(git_prune_config);
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
@ -90,6 +112,13 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
show_only = 1;
continue;
}
if (!strncmp(arg, "--grace=", 8)) {
if (!strcmp(arg+8, "off"))
prune_grace_period = 0;
else
prune_grace_period = approxidate(arg+8);
continue;
}
usage(prune_usage);
}

6
t/t1410-reflog.sh
View File

@ -96,7 +96,7 @@ test_expect_success setup '
check_have A B C D E F G H I J K L &&
git prune &&
git prune --grace=off &&
check_have A B C D E F G H I J K L &&
@ -115,7 +115,7 @@ test_expect_success rewind '
check_have A B C D E F G H I J K L &&
git prune &&
git prune --grace=off &&
check_have A B C D E F G H I J K L &&
@ -160,7 +160,7 @@ test_expect_success 'reflog expire' '
test_expect_success 'prune and fsck' '
git prune &&
git prune --grace=off &&
check_fsck &&
check_have A B C D E H L &&

4
t/t5400-send-pack.sh
View File

@ -55,13 +55,13 @@ test_expect_success setup '
test_expect_success 'pack the source repository' '
git repack -a -d &&
git prune
git prune --grace=off
'
test_expect_success 'pack the destination repository' '
cd victim &&
git repack -a -d &&
git prune &&
git prune --grace=off &&
cd ..
'

4
t/t5700-clone-reference.sh
View File

@ -22,7 +22,7 @@ echo second > file2 &&
git add file2 &&
git commit -m addition &&
git repack -a -d &&
git prune'
git prune --grace=off'
cd "$base_dir"
@ -56,7 +56,7 @@ echo third > file3 &&
git add file3 &&
git commit -m update &&
git repack -a -d &&
git prune'
git prune --grace=off'
cd "$base_dir"

6
t/t5710-info-alternate.sh
View File

@ -29,7 +29,7 @@ echo "Hello World" > file1 &&
git add file1 &&
git commit -m "Initial commit" file1 &&
git repack -a -d &&
git prune'
git prune --grace=off'
cd "$base_dir"
@ -39,7 +39,7 @@ echo "foo bar" > file2 &&
git add file2 &&
git commit -m "next commit" file2 &&
git repack -a -d -l &&
git prune'
git prune --grace=off'
cd "$base_dir"
@ -49,7 +49,7 @@ echo "Goodbye, cruel world" > file3 &&
git add file3 &&
git commit -m "one more" file3 &&
git repack -a -d -l &&
git prune'
git prune --grace=off'
cd "$base_dir"