Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- __config ---------------------------------===// |
| 3 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 4 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5 | // |
| 6 | // This file is distributed under the University of Illinois Open Source |
| 7 | // License. See LICENSE.TXT for details. |
| 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_CONFIG |
| 12 | #define _LIBCPP_CONFIG |
| 13 | |
| 14 | #pragma GCC system_header |
| 15 | |
| 16 | #define _LIBCPP_VERSION 1000 |
| 17 | |
| 18 | #define _LIBCPP_ABI_VERSION 1 |
| 19 | |
| 20 | #define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y |
| 21 | #define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) |
| 22 | |
| 23 | #define _LIBCPP_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION) |
| 24 | |
| 25 | #ifdef __LITTLE_ENDIAN__ |
| 26 | #if __LITTLE_ENDIAN__ |
| 27 | #define _LIBCPP_LITTLE_ENDIAN 1 |
| 28 | #define _LIBCPP_BIG_ENDIAN 0 |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 29 | #endif // __LITTLE_ENDIAN__ |
| 30 | #endif // __LITTLE_ENDIAN__ |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 31 | |
| 32 | #ifdef __BIG_ENDIAN__ |
| 33 | #if __BIG_ENDIAN__ |
| 34 | #define _LIBCPP_LITTLE_ENDIAN 0 |
| 35 | #define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 36 | #endif // __BIG_ENDIAN__ |
| 37 | #endif // __BIG_ENDIAN__ |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 38 | |
David Chisnall | 3e13d4f | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 39 | #ifdef __FreeBSD__ |
| 40 | # include <sys/endian.h> |
| 41 | # if _BYTE_ORDER == _LITTLE_ENDIAN |
| 42 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 43 | # define _LIBCPP_BIG_ENDIAN 0 |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 44 | # else // _BYTE_ORDER == _LITTLE_ENDIAN |
David Chisnall | 3e13d4f | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 45 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 46 | # define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 47 | # endif // _BYTE_ORDER == _LITTLE_ENDIAN |
| 48 | #endif // __FreeBSD__ |
David Chisnall | 3e13d4f | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 49 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 50 | #if !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 51 | # include <endian.h> |
| 52 | # if __BYTE_ORDER == __LITTLE_ENDIAN |
| 53 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 54 | # define _LIBCPP_BIG_ENDIAN 0 |
| 55 | # elif __BYTE_ORDER == __BIG_ENDIAN |
| 56 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 57 | # define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 58 | # else // __BYTE_ORDER == __BIG_ENDIAN |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 59 | # error unable to determine endian |
| 60 | # endif |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 61 | #endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 62 | |
| 63 | #ifndef _LIBCPP_VISIBILITY_TAG |
| 64 | #define _LIBCPP_VISIBILITY_TAG 1 |
| 65 | #endif |
| 66 | |
| 67 | #if _LIBCPP_VISIBILITY_TAG |
| 68 | #define _LIBCPP_HIDDEN __attribute__ ((__visibility__("hidden"))) |
| 69 | #define _LIBCPP_VISIBLE __attribute__ ((__visibility__("default"))) |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 70 | #else // _LIBCPP_VISIBILITY_TAG |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 71 | #define _LIBCPP_HIDDEN |
| 72 | #define _LIBCPP_VISIBLE |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 73 | #endif // _LIBCPP_VISIBILITY_TAG |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 74 | |
| 75 | #ifndef _LIBCPP_INLINE_VISIBILITY |
| 76 | #define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__visibility__("hidden"), __always_inline__)) |
| 77 | #endif |
| 78 | |
| 79 | #ifndef _LIBCPP_EXCEPTION_ABI |
| 80 | #define _LIBCPP_EXCEPTION_ABI __attribute__ ((__visibility__("default"))) |
| 81 | #endif |
| 82 | |
| 83 | #define _LIBCPP_CANTTHROW __attribute__ ((__nothrow__)) |
| 84 | |
| 85 | #define _LIBCPP_ALWAYS_INLINE __attribute__((__always_inline__)) |
| 86 | |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 87 | #if defined(__clang__) |
| 88 | |
| 89 | #if !(__has_feature(cxx_exceptions)) |
| 90 | #define _LIBCPP_NO_EXCEPTIONS |
| 91 | #endif |
| 92 | |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 93 | #if !(__has_feature(cxx_rtti)) |
| 94 | #define _LIBCPP_NO_RTTI |
| 95 | #endif |
| 96 | |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 97 | #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 98 | #define _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
| 99 | |
Howard Hinnant | 171a9a7 | 2010-09-03 23:03:25 +0000 | [diff] [blame^] | 100 | #if __has_feature(cxx_inline_namespaces) |
| 101 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { |
| 102 | #define _LIBCPP_END_NAMESPACE_STD } } |
| 103 | #define _STD std::_LIBCPP_NAMESPACE |
| 104 | |
| 105 | namespace std { |
| 106 | inline namespace _LIBCPP_NAMESPACE { |
| 107 | } |
| 108 | using namespace _LIBCPP_NAMESPACE; |
| 109 | } |
| 110 | #else // __has_feature(cxx_inline_namespaces) |
| 111 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { |
| 112 | #define _LIBCPP_END_NAMESPACE_STD } |
| 113 | #define _STD std |
| 114 | #endif // __has_feature(cxx_inline_namespaces) |
| 115 | |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 116 | #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| 117 | |
| 118 | #define _LIBCPP_HAS_NO_DECLTYPE |
| 119 | #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 120 | #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 121 | #define _LIBCPP_HAS_NO_NULLPTR |
| 122 | #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| 123 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| 124 | #define _LIBCPP_HAS_NO_VARIADICS |
| 125 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 126 | #else // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 127 | |
| 128 | #if __has_feature(cxx_rvalue_references) |
| 129 | #define _LIBCPP_MOVE |
| 130 | #endif |
| 131 | |
| 132 | #if !(__has_feature(cxx_decltype)) |
| 133 | #define _LIBCPP_HAS_NO_DECLTYPE |
| 134 | #endif |
| 135 | |
| 136 | #if !(__has_feature(cxx_deleted_functions)) |
| 137 | #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 138 | #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 139 | #endif // !(__has_feature(cxx_deleted_functions)) |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 140 | |
| 141 | #if !(__has_feature(cxx_nullptr)) |
| 142 | #define _LIBCPP_HAS_NO_NULLPTR |
| 143 | #endif |
| 144 | |
| 145 | #if !(__has_feature(cxx_static_assert)) |
| 146 | #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| 147 | #endif |
| 148 | |
| 149 | #if !(__has_feature(cxx_variadic_templates)) |
| 150 | #define _LIBCPP_HAS_NO_VARIADICS |
| 151 | #endif |
| 152 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 153 | #endif // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 154 | |
| 155 | #elif defined(__GNUC__) |
| 156 | |
| 157 | #if !__EXCEPTIONS |
| 158 | #define _LIBCPP_NO_EXCEPTIONS |
| 159 | #endif |
| 160 | |
| 161 | #define _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
| 162 | |
| 163 | #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| 164 | |
| 165 | #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
| 166 | #define _LIBCPP_HAS_NO_DECLTYPE |
| 167 | #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 168 | #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 169 | #define _LIBCPP_HAS_NO_NULLPTR |
| 170 | #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| 171 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| 172 | #define _LIBCPP_HAS_NO_VARIADICS |
| 173 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 174 | #else // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 175 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 176 | #if __GNUC__ >= 4 && __GNUC_MINOR__ >= 3 |
| 177 | #define _LIBCPP_MOVE |
| 178 | #endif |
| 179 | |
| 180 | #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) |
| 181 | #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| 182 | #endif |
| 183 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 184 | #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 4) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 185 | #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 186 | #define _LIBCPP_HAS_NO_DECLTYPE |
| 187 | #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 188 | #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 189 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| 190 | #define _LIBCPP_HAS_NO_VARIADICS |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 191 | #endif // !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 4) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 192 | |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 193 | #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 6) |
| 194 | #define _LIBCPP_HAS_NO_NULLPTR |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 195 | #endif |
| 196 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 197 | #endif // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 198 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 199 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE { |
| 200 | #define _LIBCPP_END_NAMESPACE_STD } } |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 201 | #define _STD std::_LIBCPP_NAMESPACE |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 202 | |
| 203 | namespace std { |
| 204 | namespace _LIBCPP_NAMESPACE { |
| 205 | } |
| 206 | using namespace _LIBCPP_NAMESPACE __attribute__((__strong__)); |
| 207 | } |
| 208 | |
Howard Hinnant | 171a9a7 | 2010-09-03 23:03:25 +0000 | [diff] [blame^] | 209 | #endif // defined(__GNUC__) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 210 | |
| 211 | #ifdef _LIBCPP_HAS_NO_UNICODE_CHARS |
Howard Hinnant | 60a0a8e | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 212 | typedef unsigned short char16_t; |
| 213 | typedef unsigned int char32_t; |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 214 | #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 215 | |
| 216 | #ifdef _LIBCPP_HAS_NO_STATIC_ASSERT |
| 217 | |
| 218 | template <bool> struct __static_assert_test; |
| 219 | template <> struct __static_assert_test<true> {}; |
| 220 | template <unsigned> struct __static_assert_check {}; |
| 221 | #define static_assert(__b, __m) \ |
| 222 | typedef __static_assert_check<sizeof(__static_assert_test<(__b)>)> \ |
| 223 | _LIBCPP_CONCAT(__t, __LINE__) |
| 224 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 225 | #endif // _LIBCPP_HAS_NO_STATIC_ASSERT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 226 | |
| 227 | #ifdef _LIBCPP_HAS_NO_DECLTYPE |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 228 | #define decltype(x) __typeof__(x) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 229 | #endif |
| 230 | |
| 231 | #endif // _LIBCPP_CONFIG |