1/* printf wrappers that fail immediately for non-file-related errors
2   Copyright (C) 2007-2010 Free Software Foundation, Inc.
3
4   This program is free software: you can redistribute it and/or modify
5   it under the terms of the GNU General Public License as published by
6   the Free Software Foundation; either version 3 of the License, or
7   (at your option) any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
16
17#ifndef _XPRINTF_H
18#define _XPRINTF_H
19
20#include <stdarg.h>
21#include <stdio.h>
22
23#ifndef __attribute__
24/* This feature is available in gcc versions 2.5 and later.  */
25# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
26#  define __attribute__(Spec)   /* empty */
27# endif
28/* The __-protected variants of `format' and `printf' attributes
29   are accepted by gcc versions 2.6.4 (effectively 2.7) and later.  */
30# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
31#  define __format__ format
32#  define __printf__ printf
33# endif
34#endif
35
36extern int xprintf (char const *restrict format, ...)
37  __attribute__ ((__format__ (__printf__, 1, 2)));
38extern int xvprintf (char const *restrict format, va_list args)
39  __attribute__ ((__format__ (__printf__, 1, 0)));
40extern int xfprintf (FILE *restrict stream, char const *restrict format, ...)
41  __attribute__ ((__format__ (__printf__, 2, 3)));
42extern int xvfprintf (FILE *restrict stream, char const *restrict format,
43                      va_list args)
44  __attribute__ ((__format__ (__printf__, 2, 0)));
45
46#endif
47