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require PHP to have support for flock()

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This commit is contained in:
Andrew Dolgov
2023-02-25 19:30:41 +03:00
parent a2af3a6bb4
commit 4d825fa6a6
2 changed files with 12 additions and 11 deletions
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19
include/functions.php
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@@ -366,21 +366,18 @@
function file_is_locked(string $filename): bool {
if (file_exists(Config::get(Config::LOCK_DIRECTORY) . "/$filename")) {
if (function_exists('flock')) {
$fp = @fopen(Config::get(Config::LOCK_DIRECTORY) . "/$filename", "r");
if ($fp) {
if (flock($fp, LOCK_EX | LOCK_NB)) {
flock($fp, LOCK_UN);
fclose($fp);
return false;
}
$fp = @fopen(Config::get(Config::LOCK_DIRECTORY) . "/$filename", "r");
if ($fp) {
if (flock($fp, LOCK_EX | LOCK_NB)) {
flock($fp, LOCK_UN);
fclose($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;
}