vasprintf.h
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/* vsprintf with automatic memory allocation.
Copyright (C) 2002-2003 Free Software Foundation, Inc.
This program 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 2, or (at your option)
any later version.
This program 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#ifndef _VASPRINTF_H
#define _VASPRINTF_H
#if HAVE_VASPRINTF
/* Get asprintf(), vasprintf() declarations. */
#include <stdio.h>
#else
/* Get va_list. */
#include <stdarg.h>
#ifndef __attribute__
/* This feature is available in gcc versions 2.5 and later. */
# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
# define __attribute__(Spec) /* empty */
# endif
/* The __-protected variants of `format' and `printf' attributes
are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
# define __format__ format
# define __printf__ printf
# endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Write formatted output to a string dynamically allocated with malloc().
If the memory allocation succeeds, store the address of the string in
*RESULT and return the number of resulting bytes, excluding the trailing
NUL. Upon memory allocation error, or some other error, return -1. */
extern int asprintf (char **result, const char *format, ...)
__attribute__ ((__format__ (__printf__, 2, 3)));
extern int vasprintf (char **result, const char *format, va_list args)
__attribute__ ((__format__ (__printf__, 2, 0)));
#ifdef __cplusplus
}
#endif
#endif
#endif /* _VASPRINTF_H */