Tool for basic removals of TSRMLS_* in PHP7

remove_tsrmls.php

<?php

$path = !isset($argv[1]) ? "." : realpath($argv[1]);
if (!is_dir($path)) {
	echo "need the source dir path\n";
	exit(3);
}

$map = array(
	" TSRMLS_CC)" => ")",
	" TSRMLS_CC )" => " )",
	"TSRMLS_CC);" => ");",
	"TSRMLS_CC)" => ")",
	" TSRMLS_CC," => ",",
	" TSRMLS_CC " => " ",
	" TSRMLS_CC\n" => "\n",
	" TSRMLS_CC\\n" => "\n",
	" TSRMLS_DC)" => ")",
	"TSRMLS_DC);" => ");",
	"TSRMLS_DC)" => ")",
	" TSRMLS_DC )" => " )",
	" TSRMLS_DC," => ",",
	" TSRMLS_DC " => " ",
	" TSRMLS_DC" => "",
	"TSRMLS_C)"  => ")",
	"TSRMLS_C )"  => " )",
	"TSRMLS_D)"  => "void)",
	"TSRMLS_D )"  => "void )",
	"\tTSRMLS_FETCH();\n" => "",
	"TSRMLS_FETCH();\n" => "",
	"TSRMLS_FETCH();\\n" => "",
);

$fileptr = array(
	"*.c", "*.h", "*.cpp", "*.hpp", "*.y", "*.l", "*.skl", "*.re", "Makefile", "Makefile.frag", "*.patch", "zend_vm_gen.php"
);

$dont_touch_file = array(
	"TSRM.h",
);

$dont_touch_dir = array(
	"sapi" . DIRECTORY_SEPARATOR . "embed",
);

function get_file_list($path, $fileptr)
{
	$dir_iterator = new RecursiveDirectoryIterator($path);
	$iterator = new RecursiveIteratorIterator($dir_iterator, RecursiveIteratorIterator::SELF_FIRST);
	$ret = array();

	foreach ($iterator as $file) {
		if (!$file->isDir()) {
			continue;
		}
	
		foreach ($fileptr as $ptr) {
			$ret = array_merge((array)glob($file . DIRECTORY_SEPARATOR . $ptr), $ret);
		}
	}

	foreach ($ret as $dummy => &$v) {
		$v = realpath($v);
	}

	return $ret;
}

function is_dont_touch_dir($dir, $dirs)
{
	if (!is_dir($dir)) {
		$dir = dirname(realpath($dir));
	}

	foreach($dirs as $item) {
		if (strstr($dir, $item) !== false) {
			return true;
		}
	}

	return false;
}

$lst = get_file_list($path, $fileptr);

foreach($lst as $src_fl) {
	if (in_array(basename($src_fl), $dont_touch_file) || is_dont_touch_dir(dirname($src_fl), $dont_touch_dir)) {
		continue;
	}

	$src = file_get_contents($src_fl);
	$sum = md5($src);
	$search = array_keys($map);
	$replace = array_values($map);

	$src = str_replace($search, $replace, $src);

	if ($sum != md5($src)) {
		file_put_contents($src_fl, $src);
	}
}

exit(0);