diff options
Diffstat (limited to 'libcxx/include/__config')
| -rw-r--r-- | libcxx/include/__config | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/libcxx/include/__config b/libcxx/include/__config index 598015c7f3e..05622a48492 100644 --- a/libcxx/include/__config +++ b/libcxx/include/__config @@ -1113,4 +1113,77 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif // __cplusplus +// Decide whether to use availability macros. +#if !defined(_LIBCPP_BUILDING_LIBRARY) && \ + !defined(_LIBCPP_DISABLE_AVAILABILITY) && \ + __has_feature(attribute_availability_with_strict) && \ + __has_feature(attribute_availability_in_templates) +#ifdef __APPLE__ +#define _LIBCPP_USE_AVAILABILITY_APPLE +#endif +#endif + +// Define availability macros. +#if defined(_LIBCPP_USE_AVAILABILITY_APPLE) +#define _LIBCPP_AVAILABILITY_SHARED_MUTEX \ + __attribute__((availability(macosx,strict,introduced=10.12))) \ + __attribute__((availability(ios,strict,introduced=10.0))) \ + __attribute__((availability(tvos,strict,introduced=10.0))) \ + __attribute__((availability(watchos,strict,introduced=3.0))) +#define _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS __attribute__((unavailable)) +#define _LIBCPP_AVAILABILITY_BAD_ARRAY_LENGTH __attribute__((unavailable)) +#define _LIBCPP_AVAILABILITY_UNCAUGHT_EXCEPTIONS \ + __attribute__((availability(macosx,strict,introduced=10.12))) \ + __attribute__((availability(ios,strict,introduced=10.0))) \ + __attribute__((availability(tvos,strict,introduced=10.0))) \ + __attribute__((availability(watchos,strict,introduced=3.0))) +#define _LIBCPP_AVAILABILITY_SIZED_NEW_DELETE \ + __attribute__((availability(macosx,strict,introduced=10.12))) \ + __attribute__((availability(ios,strict,introduced=10.0))) \ + __attribute__((availability(tvos,strict,introduced=10.0))) \ + __attribute__((availability(watchos,strict,introduced=3.0))) +#define _LIBCPP_AVAILABILITY_FUTURE_ERROR \ + __attribute__((availability(ios,strict,introduced=6.0))) +#define _LIBCPP_AVAILABILITY_TYPEINFO_VTABLE \ + __attribute__((availability(macosx,strict,introduced=10.9))) \ + __attribute__((availability(ios,strict,introduced=7.0))) +#define _LIBCPP_AVAILABILITY_LOCALE_CATEGORY \ + __attribute__((availability(macosx,strict,introduced=10.9))) \ + __attribute__((availability(ios,strict,introduced=7.0))) +#define _LIBCPP_AVAILABILITY_ATOMIC_SHARED_PTR \ + __attribute__((availability(macosx,strict,introduced=10.9))) \ + __attribute__((availability(ios,strict,introduced=7.0))) +#else +#define _LIBCPP_AVAILABILITY_SHARED_MUTEX +#define _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS +#define _LIBCPP_AVAILABILITY_BAD_ARRAY_LENGTH +#define _LIBCPP_AVAILABILITY_UNCAUGHT_EXCEPTIONS +#define _LIBCPP_AVAILABILITY_SIZED_NEW_DELETE +#define _LIBCPP_AVAILABILITY_FUTURE_ERROR +#define _LIBCPP_AVAILABILITY_TYPEINFO_VTABLE +#define _LIBCPP_AVAILABILITY_LOCALE_CATEGORY +#define _LIBCPP_AVAILABILITY_ATOMIC_SHARED_PTR +#endif + +// Define availability that depends on _LIBCPP_NO_EXCEPTIONS. +#ifdef _LIBCPP_NO_EXCEPTIONS +#define _LIBCPP_AVAILABILITY_DYNARRAY +#define _LIBCPP_AVAILABILITY_FUTURE +#else +#define _LIBCPP_AVAILABILITY_DYNARRAY _LIBCPP_AVAILABILITY_BAD_ARRAY_LENGTH +#define _LIBCPP_AVAILABILITY_FUTURE _LIBCPP_AVAILABILITY_FUTURE_ERROR +#endif + +// Availability of stream API in the dylib got dropped and re-added. The +// extern template should effectively be available at: +// availability(macosx,introduced=10.9) +// availability(ios,introduced=7.0) +#if defined(_LIBCPP_USE_AVAILABILITY_APPLE) && \ + ((defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ <= 1090) || \ + (defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ <= 70000)) +#define _LIBCPP_AVAILABILITY_NO_STREAMS_EXTERN_TEMPLATE +#endif + #endif // _LIBCPP_CONFIG |
