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

1.1       maekawa     1: /* mpf_set_si() -- Assign a float from a signed int.
                      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: void
                     26: #if __STDC__
                     27: mpf_set_si (mpf_ptr x, long int val)
                     28: #else
                     29: mpf_set_si (x, val)
                     30:      mpf_ptr x;
                     31:      long int val;
                     32: #endif
                     33: {
                     34:   if (val > 0)
                     35:     {
                     36:       x->_mp_d[0] = val;
                     37:       x->_mp_size = 1;
                     38:       x->_mp_exp = 1;
                     39:     }
                     40:   else if (val < 0)
                     41:     {
                     42:       x->_mp_d[0] = -val;
                     43:       x->_mp_size = -1;
                     44:       x->_mp_exp = 1;
                     45:     }
                     46:   else
                     47:     {
                     48:       x->_mp_size = 0;
                     49:       x->_mp_exp = 0;
                     50:     }
                     51: }