public function LocalStream::stream_lock in Drupal 10

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/StreamWrapper/LocalStream.php \Drupal\Core\StreamWrapper\LocalStream::stream_lock()
2. 9 core/lib/Drupal/Core/StreamWrapper/LocalStream.php \Drupal\Core\StreamWrapper\LocalStream::stream_lock()

File

core/lib/Drupal/Core/StreamWrapper/LocalStream.php, line 168

Class

LocalStream

Defines a Drupal stream wrapper base class for local files.

Namespace

Drupal\Core\StreamWrapper

Code

public function stream_lock($operation) {
  if (in_array($operation, [
    LOCK_SH,
    LOCK_EX,
    LOCK_UN,
    LOCK_NB,
  ])) {
    return flock($this->handle, $operation);
  }
  return TRUE;
}