contrib/mpfr/clears.c

   1 /* mpfr_clears --  free the memory space allocated for several
   2    floating-point numbers
   3
   4 Copyright 2003, 2004, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
   5 Contributed by the Arenaire and Cacao projects, INRIA.
   6
   7 This file is part of the GNU MPFR Library.
   8
   9 The GNU MPFR Library is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU Lesser General Public License as published by
  11 the Free Software Foundation; either version 2.1 of the License, or (at your
  12 option) any later version.
  13
  14 The GNU MPFR Library is distributed in the hope that it will be useful, but
  15 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  16 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  17 License for more details.
  18
  19 You should have received a copy of the GNU Lesser General Public License
  20 along with the GNU MPFR Library; see the file COPYING.LIB.  If not, write to
  21 the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  22 MA 02110-1301, USA. */
  23
  24 #ifdef HAVE_CONFIG_H
  25 #undef HAVE_STDARG
  26 #include "config.h"     /* for a build within gmp */
  27 #endif
  28
  29 #if HAVE_STDARG
  30 # include <stdarg.h>
  31 #else
  32 # include <varargs.h>
  33 #endif
  34
  35 #include "mpfr-impl.h"
  36
  37 void
  38 #if HAVE_STDARG
  39 mpfr_clears (mpfr_ptr x, ...)
  40 #else
  41 mpfr_clears (va_alist)
  42  va_dcl
  43 #endif
  44 {
  45   va_list arg;
  46
  47 #if HAVE_STDARG
  48   va_start (arg, x);
  49 #else
  50   mpfr_ptr x;
  51   va_start(arg);
  52   x =  va_arg (arg, mpfr_ptr);
  53 #endif
  54
  55   while (x != 0)
  56     {
  57       mpfr_clear (x);
  58       x = (mpfr_ptr) va_arg (arg, mpfr_ptr);
  59     }
  60   va_end (arg);
  61 }