Unify handling of __has_include checks

This commit is contained in:
Martin Hořeňovský 2019-09-06 13:38:58 +02:00
parent 1189a73be2
commit 6e8d769775
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1 changed files with 29 additions and 39 deletions

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@ -201,49 +201,39 @@
#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER
#endif
////////////////////////////////////////////////////////////////////////////////
// Check if string_view is available and usable
// The check is split apart to work around v140 (VS2015) preprocessor issue...
// Various stdlib support checks that require __has_include
#if defined(__has_include)
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif
#endif
// Check if string_view is available and usable
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif
////////////////////////////////////////////////////////////////////////////////
// Check if optional is available and usable
#if defined(__has_include)
# if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
# endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include
// Check if optional is available and usable
# if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
# endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
////////////////////////////////////////////////////////////////////////////////
// Check if byte is available and usable
#if defined(__has_include)
# if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_BYTE
# endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include
// Check if byte is available and usable
# if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_BYTE
# endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
////////////////////////////////////////////////////////////////////////////////
// Check if variant is available and usable
#if defined(__has_include)
# if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
# if defined(__clang__) && (__clang_major__ < 8)
// work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
// fix should be in clang 8, workaround in libstdc++ 8.2
# include <ciso646>
# if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# define CATCH_CONFIG_NO_CPP17_VARIANT
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__clang__) && (__clang_major__ < 8)
# endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include
// Check if variant is available and usable
# if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
# if defined(__clang__) && (__clang_major__ < 8)
// work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
// fix should be in clang 8, workaround in libstdc++ 8.2
# include <ciso646>
# if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# define CATCH_CONFIG_NO_CPP17_VARIANT
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__clang__) && (__clang_major__ < 8)
# endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // defined(__has_include)
#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER)