Function realpath

modules/mono/utils/path_utils.cpp:131–178

}

String realpath(const String &p_path) {
#ifdef WINDOWS_ENABLED
	// Open file without read/write access
	HANDLE hFile = ::CreateFileW((LPCWSTR)(p_path.utf16().get_data()), 0,
			FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
			nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);

	if (hFile == INVALID_HANDLE_VALUE) {
		return p_path;
	}

	const DWORD expected_size = ::GetFinalPathNameByHandleW(hFile, nullptr, 0, FILE_NAME_NORMALIZED);

	if (expected_size == 0) {
		::CloseHandle(hFile);
		return p_path;
	}

	Char16String buffer;
	buffer.resize_uninitialized((int)expected_size);
	::GetFinalPathNameByHandleW(hFile, (wchar_t *)buffer.ptrw(), expected_size, FILE_NAME_NORMALIZED);

	::CloseHandle(hFile);

	String result = String::utf16(buffer.ptr());
	if (result.is_empty()) {
		return p_path;
	}

	return result.simplify_path();
#elif defined(UNIX_ENABLED)
	char *resolved_path = ::realpath(p_path.utf8().get_data(), nullptr);

	if (!resolved_path) {
		return p_path;
	}

	String result;
	Error parse_ok = result.append_utf8(resolved_path);
	::free(resolved_path);

	if (parse_ok != OK) {
		return p_path;
	}

	return result.simplify_path();
#endif
}

String join(const String &p_a, const String &p_b) {
	if (p_a.is_empty()) {