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Annotation of OpenXM/src/kan96xx/gmp-2.0.2/mpz/set_si.c, Revision 1.1

1.1     ! maekawa     1: /* mpz_set_si(integer, val) -- Assign INTEGER with a small value VAL.
        !             2:
        !             3: Copyright (C) 1991, 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: mpz_set_si (mpz_ptr dest, signed long int val)
        !            28: #else
        !            29: mpz_set_si (dest, val)
        !            30:      mpz_ptr dest;
        !            31:      signed long int val;
        !            32: #endif
        !            33: {
        !            34:   /* We don't check if the allocation is enough, since the rest of the
        !            35:      package ensures it's at least 1, which is what we need here.  */
        !            36:   if (val > 0)
        !            37:     {
        !            38:       dest->_mp_d[0] = val;
        !            39:       dest->_mp_size = 1;
        !            40:     }
        !            41:   else if (val < 0)
        !            42:     {
        !            43:       dest->_mp_d[0] = -val;
        !            44:       dest->_mp_size = -1;
        !            45:     }
        !            46:   else
        !            47:     dest->_mp_size = 0;
        !            48: }