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fix file_is_locked

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This commit is contained in:
Andrew Dolgov 2013-05-29 07:46:14 +04:00
parent f638b40348
commit 8ff2a86cf3
1 changed files with 15 additions and 10 deletions
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25
include/functions.php
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@ -961,23 +961,28 @@
} }
function file_is_locked($filename) { function file_is_locked($filename) {
if (function_exists('flock') && file_exists(LOCK_DIRECTORY . "/$filename")) { if (file_exists(LOCK_DIRECTORY . "/$filename")) {
$fp = @fopen(LOCK_DIRECTORY . "/$filename", "r"); if (function_exists('flock')) {
if ($fp) { $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
if (flock($fp, LOCK_EX | LOCK_NB)) { if ($fp) {
flock($fp, LOCK_UN); if (flock($fp, LOCK_EX | LOCK_NB)) {
flock($fp, LOCK_UN);
fclose($fp);
return false;
}
fclose($fp); fclose($fp);
return true;
} else {
return false; 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) { function make_lockfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w"); $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");