From d4736c2a0dcd52787bf18970b53b952fce2d3ce0 Mon Sep 17 00:00:00 2001 From: Dmitry Marakasov Date: Thu, 25 Dec 2014 17:28:23 +0300 Subject: [PATCH] Add SDL2pp wrapper for optional With future C++ standards, library will switch to std::optional, however for now we need a wrapper to choose between our bundled implementation, std::experimental::optional (if that's available) and std::optional (when that's available) --- SDL2pp/Optional.hh | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 SDL2pp/Optional.hh diff --git a/SDL2pp/Optional.hh b/SDL2pp/Optional.hh new file mode 100644 index 0000000..8641d1b --- /dev/null +++ b/SDL2pp/Optional.hh @@ -0,0 +1,38 @@ +/* + libSDL2pp - C++11 bindings/wrapper for SDL2 + Copyright (C) 2014 Dmitry Marakasov + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +#ifndef SDL2PP_OPTIONAL_HH +#define SDL2PP_OPTIONAL_HH + +#include + +namespace SDL2pp { + +template +using Optional = sdl2pp_libcpp_optional::optional; + +using BadOptionalAccess = sdl2pp_libcpp_optional::bad_optional_access; + +constexpr sdl2pp_libcpp_optional::nullopt_t NullOpt = sdl2pp_libcpp_optional::nullopt; + +} + +#endif