/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

#include "ExeAppendedZipLoaderLinux.hpp"
#include <unistd.h>
#include <climits>

namespace OpenVulkano
{
	namespace
	{
		void* HANDLE = ResourceLoader::RegisterResourceLoader(std::make_unique<ExeAppendedZipLoaderLinux>());
	}

	std::string OpenVulkano::ExeAppendedZipLoaderLinux::GetCurrentExecutablePath() const
	{
		char dest[PATH_MAX];
		memset(dest, 0, sizeof(dest)); // readlink does not null terminate!
		size_t sz = 0;
		if ((sz = readlink("/proc/self/exe", dest, PATH_MAX)) != -1)
		{
			return std::string(dest, sz);
		}
		return "";
	}

}