1/* mpq_get_den(den,rat_src) -- Set DEN to the denominator of RAT_SRC. 2 3Copyright 1991, 1994, 1995, 2001 Free Software Foundation, Inc. 4 5This file is part of the GNU MP Library. 6 7The GNU MP Library is free software; you can redistribute it and/or modify 8it under the terms of the GNU Lesser General Public License as published by 9the Free Software Foundation; either version 3 of the License, or (at your 10option) any later version. 11 12The GNU MP Library is distributed in the hope that it will be useful, but 13WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 15License for more details. 16 17You should have received a copy of the GNU Lesser General Public License 18along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */ 19 20#include "gmp.h" 21#include "gmp-impl.h" 22 23void 24mpq_get_den (MP_INT *den, const MP_RAT *src) 25{ 26 mp_size_t size = src->_mp_den._mp_size; 27 28 if (den->_mp_alloc < size) 29 _mpz_realloc (den, size); 30 31 MPN_COPY (den->_mp_d, src->_mp_den._mp_d, size); 32 den->_mp_size = size; 33} 34