libiberty/asprintf.c

   1 /* Like sprintf but provides a pointer to malloc'd storage, which must
   2    be freed by the caller.
   3    Copyright (C) 1997 Free Software Foundation, Inc.
   4    Contributed by Cygnus Solutions.
   5
   6 This file is part of the libiberty library.
   7 Libiberty is free software; you can redistribute it and/or
   8 modify it under the terms of the GNU Library General Public
   9 License as published by the Free Software Foundation; either
  10 version 2 of the License, or (at your option) any later version.
  11
  12 Libiberty is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 Library General Public License for more details.
  16
  17 You should have received a copy of the GNU Library General Public
  18 License along with libiberty; see the file COPYING.LIB.  If
  19 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 #include "ansidecl.h"
  23 #include "libiberty.h"
  24
  25 #if defined __STDC__ || defined ALMOST_STDC
  26 #include <stdarg.h>
  27 #else
  28 #include <varargs.h>
  29 #endif
  30
  31 /* VARARGS */
  32 #ifdef ANSI_PROTOTYPES
  33 int
  34 asprintf (char **buf, const char *fmt, ...)
  35 #else
  36 int
  37 asprintf (buf, fmt, va_alist)
  38      char **buf;
  39      const char *fmt;
  40      va_dcl
  41 #endif
  42 {
  43   int status;
  44   va_list ap;
  45 #ifdef ANSI_PROTOTYPES
  46   va_start (ap, fmt);
  47 #else
  48   va_start (ap);
  49 #endif
  50   status = vasprintf (buf, fmt, ap);
  51   va_end (ap);
  52   return status;
  53 }