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authorJunio C Hamano <gitster@pobox.com>2018-03-22 14:24:16 -0700
committerJunio C Hamano <gitster@pobox.com>2018-03-22 14:24:16 -0700
commit3112c3fa7fdc7209e4c832a9faf4f023e97a4f5e (patch)
tree0d517c9c6160f3d7aa43060e751e7f7d42a6fcdf /read-cache.c
parentbffce882fdf03aa7083d56d038c2dc2be58a9200 (diff)
parentef5b3a6c5e24c54ba4436e225b9431c63ab163f0 (diff)
downloadgit-3112c3fa7fdc7209e4c832a9faf4f023e97a4f5e.tar.gz
Merge branch 'nd/shared-index-fix' into maint
Code clean-up. * nd/shared-index-fix: read-cache: don't write index twice if we can't write shared index read-cache.c: move tempfile creation/cleanup out of write_shared_index read-cache.c: change type of "temp" in write_shared_index()
Diffstat (limited to 'read-cache.c')
-rw-r--r--read-cache.c40
1 files changed, 22 insertions, 18 deletions
diff --git a/read-cache.c b/read-cache.c
index d13ce83794..198e72b685 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -2472,32 +2472,21 @@ static int clean_shared_index_files(const char *current_hex)
}
static int write_shared_index(struct index_state *istate,
- struct lock_file *lock, unsigned flags)
+ struct tempfile **temp)
{
- struct tempfile *temp;
struct split_index *si = istate->split_index;
int ret;
- temp = mks_tempfile(git_path("sharedindex_XXXXXX"));
- if (!temp) {
- hashclr(si->base_sha1);
- return do_write_locked_index(istate, lock, flags);
- }
move_cache_to_base_index(istate);
- ret = do_write_index(si->base, temp, 1);
- if (ret) {
- delete_tempfile(&temp);
+ ret = do_write_index(si->base, *temp, 1);
+ if (ret)
return ret;
- }
- ret = adjust_shared_perm(get_tempfile_path(temp));
+ ret = adjust_shared_perm(get_tempfile_path(*temp));
if (ret) {
- int save_errno = errno;
- error("cannot fix permission bits on %s", get_tempfile_path(temp));
- delete_tempfile(&temp);
- errno = save_errno;
+ error("cannot fix permission bits on %s", get_tempfile_path(*temp));
return ret;
}
- ret = rename_tempfile(&temp,
+ ret = rename_tempfile(temp,
git_path("sharedindex.%s", sha1_to_hex(si->base->sha1)));
if (!ret) {
hashcpy(si->base_sha1, si->base->sha1);
@@ -2565,7 +2554,22 @@ int write_locked_index(struct index_state *istate, struct lock_file *lock,
new_shared_index = istate->cache_changed & SPLIT_INDEX_ORDERED;
if (new_shared_index) {
- ret = write_shared_index(istate, lock, flags);
+ struct tempfile *temp;
+ int saved_errno;
+
+ temp = mks_tempfile(git_path("sharedindex_XXXXXX"));
+ if (!temp) {
+ hashclr(si->base_sha1);
+ ret = do_write_locked_index(istate, lock, flags);
+ goto out;
+ }
+ ret = write_shared_index(istate, &temp);
+
+ saved_errno = errno;
+ if (is_tempfile_active(temp))
+ delete_tempfile(&temp);
+ errno = saved_errno;
+
if (ret)
goto out;
}