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Add test-scrap-cache-tree

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A simple utility that invalidates all existing cache-tree data.  We
need this for tests.  (We don't need a tool to rebuild the cache-tree
data; git read-tree HEAD works for that.)

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Thomas Rast 2011-12-06 18:43:35 +01:00 committed by Junio C Hamano
parent 406da78032
commit 1aed2fe394
3 changed files with 19 additions and 0 deletions
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1
.gitignore vendored
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@ -171,6 +171,7 @@
/test-date /test-date
/test-delta /test-delta
/test-dump-cache-tree /test-dump-cache-tree
/test-scrap-cache-tree
/test-genrandom /test-genrandom
/test-index-version /test-index-version
/test-line-buffer /test-line-buffer

1
Makefile
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@ -435,6 +435,7 @@ TEST_PROGRAMS_NEED_X += test-ctype
TEST_PROGRAMS_NEED_X += test-date TEST_PROGRAMS_NEED_X += test-date
TEST_PROGRAMS_NEED_X += test-delta TEST_PROGRAMS_NEED_X += test-delta
TEST_PROGRAMS_NEED_X += test-dump-cache-tree TEST_PROGRAMS_NEED_X += test-dump-cache-tree
TEST_PROGRAMS_NEED_X += test-scrap-cache-tree
TEST_PROGRAMS_NEED_X += test-genrandom TEST_PROGRAMS_NEED_X += test-genrandom
TEST_PROGRAMS_NEED_X += test-index-version TEST_PROGRAMS_NEED_X += test-index-version
TEST_PROGRAMS_NEED_X += test-line-buffer TEST_PROGRAMS_NEED_X += test-line-buffer

17
test-scrap-cache-tree.c Normal file
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@ -0,0 +1,17 @@
#include "cache.h"
#include "tree.h"
#include "cache-tree.h"
static struct lock_file index_lock;
int main(int ac, char **av)
{
int fd = hold_locked_index(&index_lock, 1);
if (read_cache() < 0)
die("unable to read index file");
active_cache_tree = NULL;
if (write_cache(fd, active_cache, active_nr)
|| commit_lock_file(&index_lock))
die("unable to write index file");
return 0;
}