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Annotation of OpenXM_contrib/gmp/mpq/set.c, Revision 1.1.1.1

1.1       maekawa     1: /* mpq_set(dest,src) -- Set DEST to SRC.
                      2:
                      3: Copyright (C) 1991, 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: mpq_set (MP_RAT *dest, const MP_RAT *src)
                     28: #else
                     29: mpq_set (dest, src)
                     30:      MP_RAT *dest;
                     31:      const MP_RAT *src;
                     32: #endif
                     33: {
                     34:   mp_size_t num_size, den_size;
                     35:   mp_size_t abs_num_size;
                     36:
                     37:   num_size = src->_mp_num._mp_size;
                     38:   abs_num_size = ABS (num_size);
                     39:   if (dest->_mp_num._mp_alloc < abs_num_size)
                     40:     _mpz_realloc (&(dest->_mp_num), abs_num_size);
                     41:   MPN_COPY (dest->_mp_num._mp_d, src->_mp_num._mp_d, abs_num_size);
                     42:   dest->_mp_num._mp_size = num_size;
                     43:
                     44:   den_size = src->_mp_den._mp_size;
                     45:   if (dest->_mp_den._mp_alloc < den_size)
                     46:     _mpz_realloc (&(dest->_mp_den), den_size);
                     47:   MPN_COPY (dest->_mp_den._mp_d, src->_mp_den._mp_d, den_size);
                     48:   dest->_mp_den._mp_size = den_size;
                     49: }