cd example

$filesystem = new Filesystem();
$sourceDir = $repoDir.'/icu4c/source';

if ($argc >= 3) {
    $buildDir = $argv[2];
} else {
    // Always build genrb so that we can determine the ICU version of the     // download by running genrb --version     echo "Building genrb.\n";

    cd($sourceDir);

    echo "Running configure...\n";

    $buildDir = sys_get_temp_dir().'/icu-data/'.$shortIcuVersion.'/build';

    $filesystem->remove($buildDir);
    $filesystem->mkdir($buildDir);

    run('./configure --prefix='.$buildDir.' 2>&1');

    echo "Running make...\n";