OLD | NEW |
| (Empty) |
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 #ifndef _PTRDIFF_T | |
30 #define _PTRDIFF_T | |
31 typedef __typeof__(((int*)0)-((int*)0)) ptrdiff_t; | |
32 #endif | |
33 #ifndef _SIZE_T | |
34 #define _SIZE_T | |
35 typedef __typeof__(sizeof(int)) size_t; | |
36 #endif | |
37 #ifndef __cplusplus | |
38 #ifndef _WCHAR_T | |
39 #define _WCHAR_T | |
40 typedef __WCHAR_TYPE__ wchar_t; | |
41 #endif | |
42 #endif | |
43 | |
44 #undef NULL | |
45 #ifdef __cplusplus | |
46 #undef __null // VC++ hack. | |
47 #define NULL __null | |
48 #else | |
49 #define NULL ((void*)0) | |
50 #endif | |
51 | |
52 #define offsetof(t, d) __builtin_offsetof(t, d) | |
53 | |
54 #endif /* __STDDEF_H */ | |
55 | |
56 /* Some C libraries expect to see a wint_t here. Others (notably MinGW) will use | |
57 __WINT_TYPE__ directly; accommodate both by requiring __need_wint_t */ | |
58 #if defined(__need_wint_t) | |
59 #if !defined(_WINT_T) | |
60 #define _WINT_T | |
61 typedef __WINT_TYPE__ wint_t; | |
62 #endif /* _WINT_T */ | |
63 #undef __need_wint_t | |
64 #endif /* __need_wint_t */ | |
OLD | NEW |