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      1 /* gmp_obstack_printf -- formatted output to an obstack.
      2 
      3 Copyright 2001, 2002, 2018 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 either:
      9 
     10   * the GNU Lesser General Public License as published by the Free
     11     Software Foundation; either version 3 of the License, or (at your
     12     option) any later version.
     13 
     14 or
     15 
     16   * the GNU General Public License as published by the Free Software
     17     Foundation; either version 2 of the License, or (at your option) any
     18     later version.
     19 
     20 or both in parallel, as here.
     21 
     22 The GNU MP Library is distributed in the hope that it will be useful, but
     23 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
     24 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
     25 for more details.
     26 
     27 You should have received copies of the GNU General Public License and the
     28 GNU Lesser General Public License along with the GNU MP Library.  If not,
     29 see https://www.gnu.org/licenses/.  */
     30 
     31 #include "config.h"
     32 
     33 #if HAVE_OBSTACK_VPRINTF
     34 
     35 #include <stdarg.h>
     36 #include <obstack.h>
     37 #include <string.h>
     38 
     39 #include "gmp-impl.h"
     40 
     41 
     42 int
     43 gmp_obstack_printf (struct obstack *ob, const char *fmt, ...)
     44 {
     45   va_list  ap;
     46   int      ret;
     47 
     48   va_start (ap, fmt);
     49 
     50   ASSERT (! MEM_OVERLAP_P (obstack_base(ob), obstack_object_size(ob),
     51                            fmt, strlen(fmt)+1));
     52 
     53   ret = __gmp_doprnt (&__gmp_obstack_printf_funs, ob, fmt, ap);
     54   va_end (ap);
     55   return ret;
     56 }
     57 
     58 #else
     59 typedef int __gmp_dummy_typedef;
     60 #endif /* HAVE_OBSTACK_VPRINTF */
     61