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| 1 /*===---- stddef.h - Basic type definitions --------------------------------=== | |
| 2 * | |
| 3 * Copyright (c) 2008 Eli Friedman | |
| 4 * | |
| 5 * Permission is hereby granted, free of charge, to any person obtaining a copy | |
| 6 * of this software and associated documentation files (the "Software"), to deal | |
| 7 * in the Software without restriction, including without limitation the rights | |
| 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| 9 * copies of the Software, and to permit persons to whom the Software is | |
| 10 * furnished to do so, subject to the following conditions: | |
| 11 * | |
| 12 * The above copyright notice and this permission notice shall be included in | |
| 13 * all copies or substantial portions of the Software. | |
| 14 * | |
| 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| 18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
| 21 * THE SOFTWARE. | |
| 22 * | |
| 23 *===-----------------------------------------------------------------------=== | |
| 24 */ | |
| 25 | |
| 26 #ifndef __STDDEF_H | |
| 27 #define __STDDEF_H | |
| 28 | |
| 29 #if !defined(_PTRDIFF_T) || __has_feature(modules) | |
| 30 /* Always define ptrdiff_t when modules are available. */ | |
| 31 #if !__has_feature(modules) | |
| 32 #define _PTRDIFF_T | |
| 33 #endif | |
| 34 typedef __PTRDIFF_TYPE__ ptrdiff_t; | |
| 35 #endif | |
| 36 | |
| 37 #if !defined(_SIZE_T) || __has_feature(modules) | |
| 38 /* Always define size_t when modules are available. */ | |
| 39 #if !__has_feature(modules) | |
| 40 #define _SIZE_T | |
| 41 #endif | |
| 42 typedef __SIZE_TYPE__ size_t; | |
| 43 #endif | |
| 44 | |
| 45 /* ISO9899:2011 7.20 (C11 Annex K): Define rsize_t if __STDC_WANT_LIB_EXT1__ is | |
| 46 * enabled. */ | |
| 47 #if (defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1 && \ | |
| 48 !defined(_RSIZE_T)) || __has_feature(modules) | |
| 49 /* Always define rsize_t when modules are available. */ | |
| 50 #if !__has_feature(modules) | |
| 51 #define _RSIZE_T | |
| 52 #endif | |
| 53 typedef __SIZE_TYPE__ rsize_t; | |
| 54 #endif | |
| 55 | |
| 56 #ifndef __cplusplus | |
| 57 /* Always define wchar_t when modules are available. */ | |
| 58 #if !defined(_WCHAR_T) || __has_feature(modules) | |
| 59 #if !__has_feature(modules) | |
| 60 #define _WCHAR_T | |
| 61 #if defined(_MSC_EXTENSIONS) | |
| 62 #define _WCHAR_T_DEFINED | |
| 63 #endif | |
| 64 #endif | |
| 65 typedef __WCHAR_TYPE__ wchar_t; | |
| 66 #endif | |
| 67 #endif | |
| 68 | |
| 69 #undef NULL | |
| 70 #ifdef __cplusplus | |
| 71 # if !defined(__MINGW32__) && !defined(_MSC_VER) | |
| 72 # define NULL __null | |
| 73 # else | |
| 74 # define NULL 0 | |
| 75 # endif | |
| 76 #else | |
| 77 # define NULL ((void*)0) | |
| 78 #endif | |
| 79 | |
| 80 #ifdef __cplusplus | |
| 81 #if defined(_MSC_EXTENSIONS) && defined(_NATIVE_NULLPTR_SUPPORTED) | |
| 82 namespace std { typedef decltype(nullptr) nullptr_t; } | |
| 83 using ::std::nullptr_t; | |
| 84 #endif | |
| 85 #endif | |
| 86 | |
| 87 #define offsetof(t, d) __builtin_offsetof(t, d) | |
| 88 | |
| 89 #endif /* __STDDEF_H */ | |
| 90 | |
| 91 /* Some C libraries expect to see a wint_t here. Others (notably MinGW) will use | |
| 92 __WINT_TYPE__ directly; accommodate both by requiring __need_wint_t */ | |
| 93 #if defined(__need_wint_t) | |
| 94 /* Always define wint_t when modules are available. */ | |
| 95 #if !defined(_WINT_T) || __has_feature(modules) | |
| 96 #if !__has_feature(modules) | |
| 97 #define _WINT_T | |
| 98 #endif | |
| 99 typedef __WINT_TYPE__ wint_t; | |
| 100 #endif | |
| 101 #undef __need_wint_t | |
| 102 #endif /* __need_wint_t */ | |
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Chromium Code Reviews
Issue 228113004:
roll llvm-allocated-type 186332:204777. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/llvm-allocated-type/