<?php
$pwd = getcwd();
$f = basename(current(get_included_files()), ".php");
$dir1 = $pwd."/".$f.".dir1";
$dir2 = $pwd."/".$f.".dir2";
$dir3 = $pwd."/".$f.".dir3";
//invalid directory
$dir4 = $pwd."/".$f.".dir4";
$newdirs = array($dir1, $dir2, $dir3);

$reldirs = array("dir1", "dir2", "dir3");

function generate_next_rel_path() {
    global $reldirs;
    //create the include directory structure
    $pathSep = ":";
    $newIncludePath = "";
    if(substr(PHP_OS, 0, 3) == 'WIN' ) {
       $pathSep = ";";
    }
    foreach($reldirs as $newdir) {
       $newIncludePath .= $newdir.$pathSep;
    }
    return "dir4".$pathSep . $newIncludePath;
}

function generate_next_path() {
    global $newdirs, $dir4;
    //create the include directory structure
    $pathSep = ":";
    $newIncludePath = "";
    if(substr(PHP_OS, 0, 3) == 'WIN' ) {
       $pathSep = ";";
    }
    foreach($newdirs as $newdir) {
       $newIncludePath .= $newdir.$pathSep;
    }
    return $dir4.$pathSep . $newIncludePath;
}


function create_include_path() {

    global $newdirs;
    //create the include directory structure
    $pathSep = ":";
    $newIncludePath = "";
    if(substr(PHP_OS, 0, 3) == 'WIN' ) {
       $pathSep = ";";
    }
    foreach($newdirs as $newdir) {
       mkdir($newdir);
       $newIncludePath .= $newdir.$pathSep;
    }
    return $newIncludePath;
}

function relative_include_path() {

    global $reldirs;
    //create the include directory structure
    $pathSep = ":";
    $newIncludePath = "";
    if(substr(PHP_OS, 0, 3) == 'WIN' ) {
       $pathSep = ";";
    }
    foreach($reldirs as $newdir) {
       mkdir($newdir);
       $newIncludePath .= $newdir.$pathSep;
    }
    return $newIncludePath;
}


function teardown_include_path() {

    global $newdirs;
    // remove the directory structure
    foreach($newdirs as $newdir) {
       rmdir($newdir);
    }
}

function teardown_relative_path() {

    global $reldirs;
    // remove the directory structure
    foreach($reldirs as $newdir) {
       rmdir($newdir);
    }
}
?>