source: Daodan/MinGW/lib/gcc/mingw32/5.3.0/include/ssp/ssp.h@ 1119

Last change on this file since 1119 was 1046, checked in by alloc, 8 years ago

Daodan: Added Windows MinGW and build batch file

File size: 2.3 KB
RevLine 
[1046]1/* Object size checking support macros.
2 Copyright (C) 2004, 2005, 2009 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11In addition to the permissions in the GNU General Public License, the
12Free Software Foundation gives you unlimited permission to link the
13compiled version of this file into combinations with other programs,
14and to distribute those combinations without any restriction coming
15from the use of this file. (The General Public License restrictions
16do apply in other respects; for example, they cover modification of
17the file, and distribution when not linked into a combine
18executable.)
19
20GCC is distributed in the hope that it will be useful, but WITHOUT ANY
21WARRANTY; without even the implied warranty of MERCHANTABILITY or
22FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
23for more details.
24
25Under Section 7 of GPL version 3, you are granted additional
26permissions described in the GCC Runtime Library Exception, version
273.1, as published by the Free Software Foundation.
28
29You should have received a copy of the GNU General Public License and
30a copy of the GCC Runtime Library Exception along with this program;
31see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
32<http://www.gnu.org/licenses/>. */
33
34
35#ifndef _SSP_H
36#define _SSP_H 1
37
38#if _FORTIFY_SOURCE > 0 && __OPTIMIZE__ > 0 \
39 && defined __GNUC__ \
40 && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 1)) \
41 && !defined __cplusplus
42# if _FORTIFY_SOURCE == 1
43# define __SSP_FORTIFY_LEVEL 1
44# elif _FORTIFY_SOURCE > 1
45# define __SSP_FORTIFY_LEVEL 2
46# endif
47#endif
48
49#if __SSP_FORTIFY_LEVEL > 0
50# include <stddef.h>
51# define __ssp_bos(ptr) __builtin_object_size (ptr, __SSP_FORTIFY_LEVEL > 1)
52# define __ssp_bos0(ptr) __builtin_object_size (ptr, 0)
53
54# define __SSP_REDIRECT(name, proto, alias) \
55 name proto __asm__ (__SSP_ASMNAME (#alias))
56# define __SSP_ASMNAME(cname) __SSP_ASMNAME2 (__USER_LABEL_PREFIX__, cname)
57# define __SSP_ASMNAME2(prefix, cname) __SSP_ASMNAME3 (prefix) cname
58# define __SSP_ASMNAME3(prefix) #prefix
59
60# undef __SSP_HAVE_VSNPRINTF
61
62extern void __chk_fail (void) __attribute__((__noreturn__));
63#endif
64
65#endif /* _SSP_H */
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