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[PATCH] hold_index_file_for_update should not unlink failed to open .lock files atexit

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Set up atexit only if the .lock-file was opened successfully.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Alex Riesen 2005-10-05 16:58:11 +02:00 committed by Junio C Hamano
parent 0b34379a8d
commit d6e548d61f
1 changed files with 6 additions and 4 deletions
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6
index.c
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@ -22,14 +22,16 @@ static void remove_lock_file_on_signal(int signo)
int hold_index_file_for_update(struct cache_file *cf, const char *path) int hold_index_file_for_update(struct cache_file *cf, const char *path)
{ {
int fd;
sprintf(cf->lockfile, "%s.lock", path); sprintf(cf->lockfile, "%s.lock", path);
fd = open(cf->lockfile, O_RDWR | O_CREAT | O_EXCL, 0666);
if (fd >=0 && !cf->next) {
cf->next = cache_file_list; cf->next = cache_file_list;
cache_file_list = cf; cache_file_list = cf;
if (!cf->next) {
signal(SIGINT, remove_lock_file_on_signal); signal(SIGINT, remove_lock_file_on_signal);
atexit(remove_lock_file); atexit(remove_lock_file);
} }
return open(cf->lockfile, O_RDWR | O_CREAT | O_EXCL, 0666); return fd;
} }
int commit_index_file(struct cache_file *cf) int commit_index_file(struct cache_file *cf)