drupal_unlink

Deletes a file.

PHP's unlink() is broken on Windows, as it can fail to remove a file when it has a read-only flag set.

Parameters

$uri: A URI or pathname.

$context: Refer to http://php.net/manual/en/ref.stream.php

Return value

Boolean TRUE on success, or FALSE on failure.

See also

unlink()

Related topics

PHP wrapper functions

Functions that are wrappers or custom implementations of PHP functions.

File interface

Common file handling functions.

18 calls to drupal_unlink()

File

includes/file.inc, line 2190

API for handling file uploads and server file management.

Code

function drupal_unlink($uri, $context = NULL) {
  $scheme = file_uri_scheme($uri);
  if ((!$scheme || !file_stream_wrapper_valid_scheme($scheme)) && (substr(PHP_OS, 0, 3) == 'WIN')) {
    chmod($uri, 0600);
  }
  if ($context) {
    return unlink($uri, $context);
  }
  else {
    return unlink($uri);
  }
}