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(unlock_file): eliminate goto, reduce variable scopes.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2023-06-25 11:04:53 +03:00
parent fded68057e
commit 54ec89d950
1 changed files with 16 additions and 20 deletions
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36
lib/lock.c
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@ -279,8 +279,7 @@ int
unlock_file (const vfs_path_t * fname_vpath)
{
char *lockfname;
struct stat statbuf;
const char *elpath, *lock;
const char *elpath;
if (fname_vpath == NULL)
return 0;
@ -291,27 +290,24 @@ unlock_file (const vfs_path_t * fname_vpath)
return 0;
lockfname = lock_build_symlink_name (fname_vpath);
if (lockfname == NULL)
return 0;
/* Check if lock exists */
if (lstat (lockfname, &statbuf) == -1)
goto ret;
lock = lock_get_info (lockfname);
if (lock != NULL)
if (lockfname != NULL)
{
/* Don't touch if lock is not ours */
if (lock_extract_info (lock)->pid != getpid ())
goto ret;
struct stat statbuf;
/* Check if lock exists */
if (lstat (lockfname, &statbuf) != -1)
{
const char *lock;
lock = lock_get_info (lockfname);
/* Don't touch if lock is not ours */
if (lock == NULL || lock_extract_info (lock)->pid == getpid ())
unlink (lockfname);
}
g_free (lockfname);
}
/* Remove lock */
unlink (lockfname);
ret:
g_free (lockfname);
return 0;
}