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/* Checking macros for stdio functions.
Copyright (C) 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#ifndef _STDIO_H
# error "Never include <bits/stdio2.h> directly; use <stdio.h> instead."
#endif
extern int __sprintf_chk (char *__restrict __s, int __flag, size_t __slen,
__const char *__restrict __format, ...) __THROW;
extern int __vsprintf_chk (char *__restrict __s, int __flag, size_t __slen,
__const char *__restrict __format,
_G_va_list __ap) __THROW;
#define sprintf(str, ...) \
__builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1, __bos (str), \
__VA_ARGS__)
#define vsprintf(str, fmt, ap) \
__builtin___vsprintf_chk (str, __USE_FORTIFY_LEVEL - 1, __bos (str), fmt, ap)
#if defined __USE_BSD || defined __USE_ISOC99 || defined __USE_UNIX98
extern int __snprintf_chk (char *__restrict __s, size_t __n, int __flag,
size_t __slen, __const char *__restrict __format,
...) __THROW;
extern int __vsnprintf_chk (char *__restrict __s, size_t __n, int __flag,
size_t __slen, __const char *__restrict __format,
_G_va_list __ap) __THROW;
# define snprintf(str, len, ...) \
__builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1, __bos (str), \
__VA_ARGS__)
# define vsnprintf(str, len, fmt, ap) \
__builtin___vsnprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1, __bos (str), \
fmt, ap)
#endif
#if __USE_FORTIFY_LEVEL > 1
extern int __fprintf_chk (FILE *__restrict __stream, int __flag,
__const char *__restrict __format, ...);
extern int __printf_chk (int __flag, __const char *__restrict __format, ...);
extern int __vfprintf_chk (FILE *__restrict __stream, int __flag,
__const char *__restrict __format, _G_va_list __ap);
extern int __vprintf_chk (int __flag, __const char *__restrict __format,
_G_va_list __ap);
# define printf(...) \
__printf_chk (__USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
# define fprintf(stream, ...) \
__fprintf_chk (stream, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
# define vprintf(format, ap) \
__vprintf_chk (__USE_FORTIFY_LEVEL - 1, format, ap)
# define vfprintf(stream, format, ap) \
__vfprintf_chk (stream, __USE_FORTIFY_LEVEL - 1, format, ap)
#endif
extern char *__gets_chk (char *__str, size_t);
#define gets(__str) \
((__bos (__str) == (size_t) -1) \
? (gets) (__str) : __gets_chk (__str, __bos (__str)))
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