32 lines
947 B
C++
32 lines
947 B
C++
/// @file
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/// This file enables access to std::filesystem as `fs` namespace
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/// or injects third-party drop-in replacement on build configs
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/// where std::filesystem is not available.
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#pragma once
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// Find out if std::filesystem is available:
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#if defined(_MSC_VER) // Visual Studio supports <filesystem>
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#define HAVE_STD_FILESYSTEM 1
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#elif defined(__APPLE__) // XCode has the header, but reports error when included.
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#define HAVE_STD_FILESYSTEM 0
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#elif defined(__has_include) // For GCC/Clang check if the header exists.
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#if __has_include(<filesystem>)
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#define HAVE_STD_FILESYSTEM 1
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#else
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#define HAVE_STD_FILESYSTEM 0
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#endif
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#else // By default assume not supported.
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#define HAVE_STD_FILESYSTEM 0
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#endif
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#if HAVE_STD_FILESYSTEM
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#include <filesystem>
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namespace fs = std::filesystem;
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#else
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#include "../../Thirdparty/filesystem.hpp"
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namespace fs = ghc::filesystem;
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#endif
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#undef HAVE_STD_FILESYSTEM // Not needed any more, don't make it public.
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