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Annotation of OpenXM_contrib/gmp/mpf/set_dfl_prec.c, Revision 1.1.1.1

1.1       maekawa     1: /* mpf_set_default_prec --
                      2:
                      3: Copyright (C) 1993, 1994, 1995 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 Library General Public License as published by
                      9: the Free Software Foundation; either version 2 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 Library General Public
                     15: License for more details.
                     16:
                     17: You should have received a copy of the GNU Library General Public License
                     18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: MA 02111-1307, USA. */
                     21:
                     22: #include "gmp.h"
                     23: #include "gmp-impl.h"
                     24:
                     25: mp_size_t __gmp_default_fp_limb_precision
                     26:   = (53 + 2 * BITS_PER_MP_LIMB - 1) / BITS_PER_MP_LIMB;
                     27:
                     28: void
                     29: #if __STDC__
                     30: mpf_set_default_prec (unsigned long int prec_in_bits)
                     31: #else
                     32: mpf_set_default_prec (prec_in_bits)
                     33:      unsigned long int prec_in_bits;
                     34: #endif
                     35: {
                     36:   mp_size_t prec;
                     37:
                     38:   prec = (MAX (53, prec_in_bits) + 2 * BITS_PER_MP_LIMB - 1)/BITS_PER_MP_LIMB;
                     39:   __gmp_default_fp_limb_precision = prec;
                     40: }