int fd;
sprintf(lk->filename, "%s.lock", path);
fd = open(lk->filename, O_RDWR | O_CREAT | O_EXCL, 0666);
- if (fd >=0 && !lk->next) {
- lk->next = lock_file_list;
- lock_file_list = lk;
- signal(SIGINT, remove_lock_file_on_signal);
- atexit(remove_lock_file);
+ if (0 <= fd) {
+ if (!lk->next) {
+ lk->next = lock_file_list;
+ lock_file_list = lk;
+ signal(SIGINT, remove_lock_file_on_signal);
+ atexit(remove_lock_file);
+ }
+ if (adjust_shared_perm(lk->filename))
+ return error("cannot fix permission bits on %s",
+ lk->filename);
}
return fd;
}