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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libssp/] [ssp/] [stdio.h] - Rev 333
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/* Checking macros for stdio functions. Copyright (C) 2004, 2005, 2009 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. In addition to the permissions in the GNU General Public License, the Free Software Foundation gives you unlimited permission to link the compiled version of this file into combinations with other programs, and to distribute those combinations without any restriction coming from the use of this file. (The General Public License restrictions do apply in other respects; for example, they cover modification of the file, and distribution when not linked into a combine executable.) GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _SSP_STDIO_H #define _SSP_STDIO_H 1 #include <ssp.h> #include_next <stdio.h> #if __SSP_FORTIFY_LEVEL > 0 #include <stdarg.h> #undef sprintf #undef vsprintf #undef snprintf #undef vsnprintf #undef gets #undef fgets extern int __sprintf_chk (char *__restrict__ __s, int __flag, size_t __slen, __const char *__restrict__ __format, ...); extern int __vsprintf_chk (char *__restrict__ __s, int __flag, size_t __slen, __const char *__restrict__ __format, va_list __ap); #define sprintf(str, ...) \ __builtin___sprintf_chk (str, 0, __ssp_bos (str), \ __VA_ARGS__) #define vsprintf(str, fmt, ap) \ __builtin___vsprintf_chk (str, 0, __ssp_bos (str), fmt, ap) extern int __snprintf_chk (char *__restrict__ __s, size_t __n, int __flag, size_t __slen, __const char *__restrict__ __format, ...); extern int __vsnprintf_chk (char *__restrict__ __s, size_t __n, int __flag, size_t __slen, __const char *__restrict__ __format, va_list __ap); #define snprintf(str, len, ...) \ __builtin___snprintf_chk (str, len, 0, __ssp_bos (str), __VA_ARGS__) #define vsnprintf(str, len, fmt, ap) \ __builtin___vsnprintf_chk (str, len, 0, __ssp_bos (str), fmt, ap) extern char *__gets_chk (char *__str, size_t); extern char *__SSP_REDIRECT (__gets_alias, (char *__str), gets); extern inline __attribute__((__always_inline__)) char * gets (char *__str) { if (__ssp_bos (__str) != (size_t) -1) return __gets_chk (__str, __ssp_bos (__str)); return __gets_alias (__str); } extern char *__SSP_REDIRECT (__fgets_alias, (char *__restrict__ __s, int __n, FILE *__restrict__ __stream), fgets); extern inline __attribute__((__always_inline__)) char * fgets (char *__restrict__ __s, int __n, FILE *__restrict__ __stream) { if (__ssp_bos (__s) != (size_t) -1 && (size_t) __n > __ssp_bos (__s)) __chk_fail (); return __fgets_alias (__s, __n, __stream); } #endif /* __SSP_FORTIFY_LEVEL > 0 */ #endif /* _SSP_STDIO_H */
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