third-party/benchmark/src/internal_macros.h

   1 #ifndef BENCHMARK_INTERNAL_MACROS_H_
   2 #define BENCHMARK_INTERNAL_MACROS_H_
   3
   4 /* Needed to detect STL */
   5 #include <cstdlib>
   6
   7 // clang-format off
   8
   9 #ifndef __has_feature
  10 #define __has_feature(x) 0
  11 #endif
  12
  13 #if defined(__clang__)
  14   #if !defined(COMPILER_CLANG)
  15     #define COMPILER_CLANG
  16   #endif
  17 #elif defined(_MSC_VER)
  18   #if !defined(COMPILER_MSVC)
  19     #define COMPILER_MSVC
  20   #endif
  21 #elif defined(__GNUC__)
  22   #if !defined(COMPILER_GCC)
  23     #define COMPILER_GCC
  24   #endif
  25 #endif
  26
  27 #if __has_feature(cxx_attributes)
  28   #define BENCHMARK_NORETURN [[noreturn]]
  29 #elif defined(__GNUC__)
  30   #define BENCHMARK_NORETURN __attribute__((noreturn))
  31 #elif defined(COMPILER_MSVC)
  32   #define BENCHMARK_NORETURN __declspec(noreturn)
  33 #else
  34   #define BENCHMARK_NORETURN
  35 #endif
  36
  37 #if defined(__CYGWIN__)
  38   #define BENCHMARK_OS_CYGWIN 1
  39 #elif defined(_WIN32)
  40   #define BENCHMARK_OS_WINDOWS 1
  41   // WINAPI_FAMILY_PARTITION is defined in winapifamily.h.
  42   // We include windows.h which implicitly includes winapifamily.h for compatibility.
  43   #ifndef NOMINMAX
  44     #define NOMINMAX
  45   #endif
  46   #include <windows.h>
  47   #if defined(WINAPI_FAMILY_PARTITION)
  48     #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
  49       #define BENCHMARK_OS_WINDOWS_WIN32 1
  50     #elif WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
  51       #define BENCHMARK_OS_WINDOWS_RT 1
  52     #endif
  53   #endif
  54   #if defined(__MINGW32__)
  55     #define BENCHMARK_OS_MINGW 1
  56   #endif
  57 #elif defined(__APPLE__)
  58   #define BENCHMARK_OS_APPLE 1
  59   #include "TargetConditionals.h"
  60   #if defined(TARGET_OS_MAC)
  61     #define BENCHMARK_OS_MACOSX 1
  62     #if defined(TARGET_OS_IPHONE)
  63       #define BENCHMARK_OS_IOS 1
  64     #endif
  65   #endif
  66 #elif defined(__FreeBSD__)
  67   #define BENCHMARK_OS_FREEBSD 1
  68 #elif defined(__NetBSD__)
  69   #define BENCHMARK_OS_NETBSD 1
  70 #elif defined(__OpenBSD__)
  71   #define BENCHMARK_OS_OPENBSD 1
  72 #elif defined(__DragonFly__)
  73   #define BENCHMARK_OS_DRAGONFLY 1
  74 #elif defined(__linux__)
  75   #define BENCHMARK_OS_LINUX 1
  76 #elif defined(__native_client__)
  77   #define BENCHMARK_OS_NACL 1
  78 #elif defined(__EMSCRIPTEN__)
  79   #define BENCHMARK_OS_EMSCRIPTEN 1
  80 #elif defined(__rtems__)
  81   #define BENCHMARK_OS_RTEMS 1
  82 #elif defined(__Fuchsia__)
  83 #define BENCHMARK_OS_FUCHSIA 1
  84 #elif defined (__SVR4) && defined (__sun)
  85 #define BENCHMARK_OS_SOLARIS 1
  86 #elif defined(__QNX__)
  87 #define BENCHMARK_OS_QNX 1
  88 #elif defined(__MVS__)
  89 #define BENCHMARK_OS_ZOS 1
  90 #elif defined(__hexagon__)
  91 #define BENCHMARK_OS_QURT 1
  92 #endif
  93
  94 #if defined(__ANDROID__) && defined(__GLIBCXX__)
  95 #define BENCHMARK_STL_ANDROID_GNUSTL 1
  96 #endif
  97
  98 #if !__has_feature(cxx_exceptions) && !defined(__cpp_exceptions) \
  99      && !defined(__EXCEPTIONS)
 100   #define BENCHMARK_HAS_NO_EXCEPTIONS
 101 #endif
 102
 103 #if defined(COMPILER_CLANG) || defined(COMPILER_GCC)
 104   #define BENCHMARK_MAYBE_UNUSED __attribute__((unused))
 105 #else
 106   #define BENCHMARK_MAYBE_UNUSED
 107 #endif
 108
 109 // clang-format on
 110
 111 #endif  // BENCHMARK_INTERNAL_MACROS_H_