bitPickups/friendica_2019-12_sharedHosting_hotFix
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Semaphore lock deactivated for PHP lower 5.6.1

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This commit is contained in:
Michael 2017-09-30 07:51:09 +00:00
commit 42a8f27034
2 changed files with 11 additions and 2 deletions
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5
src/Util/Lock.php
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@ -76,7 +76,8 @@ class Lock {
$got_lock = false;
$start = time();
if (function_exists('sem_get')) {
// The second parameter for "sem_acquire" doesn't exist before 5.6.1
if (function_exists('sem_get') && version_compare(PHP_VERSION, '5.6.1', '>=')) {
self::$semaphore[$fn_name] = sem_get(self::semaphoreKey($fn_name));
if (self::$semaphore[$fn_name]) {
return sem_acquire(self::$semaphore[$fn_name], ($timeout == 0));
@ -156,7 +157,7 @@ class Lock {
* @param string $fn_name Name of the lock
*/
public static function remove($fn_name) {
if (function_exists('sem_get')) {
if (function_exists('sem_get') && version_compare(PHP_VERSION, '5.6.1', '>=')) {
if (empty(self::$semaphore[$fn_name])) {
return false;
} else {