public function ExecutableFinder::find

Finds an executable by name.

Parameters

string $name The executable name (without the extension):

string $default The default to return if no executable is found:

array $extraDirs Additional dirs to check into:

Return value

string The executable path or default value

File

drupal/core/vendor/symfony/process/Symfony/Component/Process/ExecutableFinder.php, line 52

Class

ExecutableFinder
Generic executable finder.

Namespace

Symfony\Component\Process

Code

public function find($name, $default = null, array $extraDirs = array()) {
  if (ini_get('open_basedir')) {
    $searchPath = explode(PATH_SEPARATOR, getenv('open_basedir'));
    $dirs = array();
    foreach ($searchPath as $path) {
      if (is_dir($path)) {
        $dirs[] = $path;
      }
      else {
        $file = str_replace(dirname($path), '', $path);
        if ($file == $name && is_executable($path)) {
          return $path;
        }
      }
    }
  }
  else {
    $dirs = array_merge(explode(PATH_SEPARATOR, getenv('PATH') ?: getenv('Path')), $extraDirs);
  }
  $suffixes = array(
    '',
  );
  if (defined('PHP_WINDOWS_VERSION_BUILD')) {
    $pathExt = getenv('PATHEXT');
    $suffixes = $pathExt ? explode(PATH_SEPARATOR, $pathExt) : $this->suffixes;
  }
  foreach ($suffixes as $suffix) {
    foreach ($dirs as $dir) {
      if (is_file($file = $dir . DIRECTORY_SEPARATOR . $name . $suffix) && (self::$isWindows || is_executable($file))) {
        return $file;
      }
    }
  }
  return $default;
}