note 39466 added to function.flock

If you don't want use secondary lock file while truncating, try this: <?php $fp = fopen("/tmp/lock.txt", "a+"); if (flock($fp, LOCK_EX)) { // do an exclusive lock ftruncate($fp, 0); fwrite($fp, "Write something here\n"); flock($fp, LOCK_UN); // release the lock } else { echo "Couldn't lock the file !"; } fclose($fp); ?> ---- Manual Page -- http://www.php.net/manual/en/function.flock.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+39466 Delete -- http://master.php.net/manage/user-notes.php?action=delete+39466&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+39466&report=yes Search -- http://master.php.net/manage/user-notes.php