classes/phing/Diagnostics.php
private static function printLibraries($libs, PrintStream $out)
    {
        if ($libs == null) {
            $out->println("No such directory.");
            return;
        }

        foreach ($libs as $lib) {
            $out->println($lib);
        }
    }
private static function printLibraries($libs, PrintStream $out)
    {
        if ($libs == null) {
            $out->println("No such directory.");
            return;
        }

        foreach ($libs as $lib) {
            $out->println($lib);
        }
    }
private static function printLibraries ( $ libs , PrintStream $ out ) { if ( $ libs == null ) { $ out -> println ( "No such directory." ) ; return ; } foreach ( $ libs as $ lib ) { $ out -> println ( $ lib ) ; } }
list the libraries

@param array $libs array of libraries (can be null)
@param PrintStream $out output stream
list the libraries