return (FALSE);
}
- static function lock_data()
+ static function lock_data($is_exclusive)
{
if (($tok = @ftok(FTOK_PATH."/challenges", "B")) == -1) {
return (FALSE);
}
// echo "FTOK ".$tok."<br>";
- if (($res = sem_get($tok)) == FALSE) {
+ if (($res = sem_get($tok, ($is_exclusive ? 1 : LOCK_SHARE_MAX) )) == FALSE) {
return (FALSE);
}
if (sem_acquire($res)) {