1 lock.inc lock_release_all($lock_id = NULL)

Release all previously acquired locks.

Related topics

Locking mechanisms Functions to coordinate long-running operations across requests.

File

core/includes/lock.inc, line 259
A database-mediated implementation of a locking mechanism.

Code

function lock_release_all($lock_id = NULL) {
  global $locks;

  $locks = array();
  if (empty($lock_id)) {
    $lock_id = _lock_id();
  }
  try {
    db_delete('semaphore')
      ->condition('value', $lock_id)
      ->execute();
  }
  catch (PDOException $e) {
    // PDOException 42S02 is the internal error code for table does not exist.
    // In the event that the table does not exist, suppress the exception.
    if ($e->getCode() !== '42S02') {
      throw $e;
    }
  }
}