}
function file_is_locked($filename) {
- if (function_exists('flock') && file_exists(LOCK_DIRECTORY . "/$filename")) {
- $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
- if ($fp) {
- if (flock($fp, LOCK_EX | LOCK_NB)) {
- flock($fp, LOCK_UN);
+ if (file_exists(LOCK_DIRECTORY . "/$filename")) {
+ if (function_exists('flock')) {
+ $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
+ if ($fp) {
+ if (flock($fp, LOCK_EX | LOCK_NB)) {
+ flock($fp, LOCK_UN);
+ fclose($fp);
+ return false;
+ }
fclose($fp);
+ return true;
+ } else {
return false;
}
- fclose($fp);
- return true;
- } else {
- return false;
}
+ return true; // consider the file always locked and skip the test
+ } else {
+ return false;
}
- return true; // consider the file always locked and skip the test
}
+
function make_lockfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");