1/* vsprintf with automatic memory allocation. 2 Copyright (C) 2002-2003 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify it 5 under the terms of the GNU Library General Public License as published 6 by the Free Software Foundation; either version 2, or (at your option) 7 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 GNU 12 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public 15 License along with this program; if not, write to the Free Software 16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 17 USA. */ 18 19#ifndef _VASPRINTF_H 20#define _VASPRINTF_H 21 22/* Get va_list. */ 23#include <stdarg.h> 24 25#ifndef __attribute__ 26/* This feature is available in gcc versions 2.5 and later. */ 27# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ 28# define __attribute__(Spec) /* empty */ 29# endif 30/* The __-protected variants of `format' and `printf' attributes 31 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 32# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 33# define __format__ format 34# define __printf__ printf 35# endif 36#endif 37 38#ifdef __cplusplus 39extern "C" { 40#endif 41 42/* Write formatted output to a string dynamically allocated with malloc(). 43 If the memory allocation succeeds, store the address of the string in 44 *RESULT and return the number of resulting bytes, excluding the trailing 45 NUL. Upon memory allocation error, or some other error, return -1. */ 46extern int asprintf (char **result, const char *format, ...) 47 __attribute__ ((__format__ (__printf__, 2, 3))); 48extern int vasprintf (char **result, const char *format, va_list args) 49 __attribute__ ((__format__ (__printf__, 2, 0))); 50 51#ifdef __cplusplus 52} 53#endif 54 55#endif /* _VASPRINTF_H */ 56