contrib/gmp/printf/asprintf.c

   1 /* gmp_asprintf -- formatted output to an allocated space.
   2
   3 Copyright 2001 Free Software Foundation, Inc.
   4
   5 This file is part of the GNU MP Library.
   6
   7 The GNU MP Library is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU Lesser General Public License as published by
   9 the Free Software Foundation; either version 3 of the License, or (at your
  10 option) any later version.
  11
  12 The GNU MP Library is distributed in the hope that it will be useful, but
  13 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  15 License for more details.
  16
  17 You should have received a copy of the GNU Lesser General Public License
  18 along with the GNU MP Library.  If not, see http://www.gnu.org/licenses/.  */
  19
  20 #include "config.h"
  21
  22 #if HAVE_STDARG
  23 #include <stdarg.h>
  24 #else
  25 #include <varargs.h>
  26 #endif
  27
  28 #include "gmp.h"
  29 #include "gmp-impl.h"
  30
  31
  32 int
  33 #if HAVE_STDARG
  34 gmp_asprintf (char **result, const char *fmt, ...)
  35 #else
  36 gmp_asprintf (va_alist)
  37      va_dcl
  38 #endif
  39 {
  40   va_list  ap;
  41   int      ret;
  42
  43 #if HAVE_STDARG
  44   va_start (ap, fmt);
  45 #else
  46   char       **result;
  47   const char *fmt;
  48   va_start (ap);
  49   result = va_arg (ap, char **);
  50   fmt = va_arg (ap, const char *);
  51 #endif
  52
  53   ret = gmp_vasprintf (result, fmt, ap);
  54   va_end (ap);
  55   return ret;
  56 }