~nabijaczleweli/klapki

ref: cb46a59c26acba4f7b96ec175bc2175034628b88 klapki/src/util.hpp -rw-r--r-- 1.6 KiB
cb46a59cнаб Fold into TRY_OPT() in main(). Don't try to LTO on GCC 1 year, 4 months ago
                                                                                
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// The MIT License (MIT)

// Copyright (c) 2020 наб <nabijaczleweli@nabijaczleweli.xyz>

// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.


#pragma once


#include <cstdlib>
#include <string>


namespace klapki {
	std::string readline(const char * from);

	/// Stolen from https://en.cppreference.com/w/cpp/utility/variant/visit
	template <class... Ts>
	struct overload : Ts... {
		using Ts::operator()...;
	};
	template <class... Ts>
	overload(Ts...)->overload<Ts...>;

	/// unique_ptr deleter that uses free(3)
	struct free_deleter {
		template <class T>
		void operator()(T * ptr) const noexcept {
			std::free(ptr);
		}
	};
}