1/* Implement the xvasprintf function. 2 Copyright (C) 2014 Free Software Foundation, Inc. 3 Contributed by Manuel Lopez-Ibanez. 4 5This file is part of the libiberty library. 6Libiberty is free software; you can redistribute it and/or 7modify it under the terms of the GNU Library General Public 8License as published by the Free Software Foundation; either 9version 2 of the License, or (at your option) any later version. 10 11Libiberty is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14Library General Public License for more details. 15 16You should have received a copy of the GNU Library General Public 17License along with libiberty; see the file COPYING.LIB. If not, write 18to the Free Software Foundation, Inc., 51 Franklin Street - Fifth 19Floor, Boston, MA 02110-1301, USA. */ 20 21#ifdef HAVE_CONFIG_H 22#include "config.h" 23#endif 24#include <ansidecl.h> 25#include <stdarg.h> 26#if !defined (va_copy) && defined (__va_copy) 27# define va_copy(d,s) __va_copy((d),(s)) 28#endif 29#include <stdio.h> 30#ifdef HAVE_STRING_H 31#include <string.h> 32#endif 33#include "libiberty.h" 34#include "vprintf-support.h" 35 36/* 37 38@deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args}) 39 40Print to allocated string without fail. If @code{xvasprintf} fails, 41this will print a message to @code{stderr} (using the name set by 42@code{xmalloc_set_program_name}, if any) and then call @code{xexit}. 43 44@end deftypefn 45 46*/ 47 48char * 49xvasprintf (const char *format, 50#if defined (_BSD_VA_LIST_) && defined (__FreeBSD__) 51 _BSD_VA_LIST_ args) 52#else 53 va_list args) 54#endif 55{ 56 char *result; 57 int total_width = libiberty_vprintf_buffer_size (format, args); 58 result = (char *) xmalloc (total_width); 59 vsprintf (result, format, args); 60 return result; 61} 62