/**
* Delete a file or recursively delete a directory tree
*
* @param string $file_or_dir_name name of file or directory to delete
* @return bool Returns TRUE on success, FALSE on failure
*/
function rm_file_or_dir ( $file_or_dir_name )
{
if ( ! file_exists ( $file_or_dir_name ) ) {
return false;
}
if ( is_file ( $file_or_dir_name ) || is_link ( $file_or_dir_name ) ) {
return unlink ( $file_or_dir_name );
}
$dir = dir ( $file_or_dir_name );
while ( ( $dir_entry = $dir->read () ) !== false ) {
if ( $dir_entry == '.' || $dir_entry == '..') {
continue;
}
rm_file_or_dir ( $file_or_dir_name . '/' . $dir_entry );
}
$dir->close();
return rmdir ( $file_or_dir_name );
}
/**
* remove temporary build directory
*
* @return bool true if removal is successful, false otherwise
*/
function rm_build_dir()
{
global $build_dir;
global $keep_build_dir;
if ($keep_build_dir !== true) {
rm_file_or_dir($build_dir);
}
}
