/* Implement the xvasprintf function.

   Copyright (C) 2014-2025 Free Software Foundation, Inc.

   Contributed by Manuel Lopez-Ibanez.

This file is part of the libiberty library.

Libiberty is free software; you can redistribute it and/or

modify it under the terms of the GNU Library General Public

License as published by the Free Software Foundation; either

version 2 of the License, or (at your option) any later version.

Libiberty 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

Library General Public License for more details.

You should have received a copy of the GNU Library General Public

License along with libiberty; see the file COPYING.LIB.  If not, write

to the Free Software Foundation, Inc., 51 Franklin Street - Fifth

Floor, Boston, MA 02110-1301, USA.  */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <ansidecl.h>

#include <stdarg.h>

#if !defined (va_copy) && defined (__va_copy)

# define va_copy(d,s)  __va_copy((d),(s))

#endif

#include <stdio.h>

#ifdef HAVE_STRING_H

#include <string.h>

#endif

#include "libiberty.h"

#include "vprintf-support.h"

/*

@deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args})

Print to allocated string without fail.  If @code{xvasprintf} fails,

this will print a message to @code{stderr} (using the name set by

@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.

@end deftypefn

*/

char *

xvasprintf (const char *format,

#if defined (_BSD_VA_LIST_) && defined (__FreeBSD__)

           _BSD_VA_LIST_ args)

#else

           va_list args)

#endif

{

  char *result;

  int total_width = libiberty_vprintf_buffer_size (format, args);

  result = (char *) xmalloc (total_width);

  vsprintf (result, format, args);

  return result;

}