// this file is under GNU GPL 3.0, see LICENSE.txt

#ifndef PEP_CALL_WITH_LOCK_HH
#define PEP_CALL_WITH_LOCK_HH

#include <mutex>

namespace pEp
{
	extern std::mutex call_with_lock_mutex;

	// TODO: use && and std::forward<> to avoid copying of the arguments.
	// It is not relevant, yet, because at the moment we use this function template only
	// for init() and release() which have cheap-to-copy pointer parameters only
	template<class R, class... Args>
	R call_with_lock( R(*fn)(Args...), Args... args)
	{
		std::lock_guard<std::mutex> L(call_with_lock_mutex);
		return fn(args...);
	}


}

#endif // PEP_CALL_WITH_LOCK_HH