1 /* mpq_swap (U, V) -- Swap U and V.
3 Copyright 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
5 This file is part of the GNU MP Library.
7 The GNU MP Library is free software; you can redistribute it and/or modify
8 it under the terms of the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
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 Lesser General Public
15 License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
24 mpq_swap (mpq_ptr u, mpq_ptr v) __GMP_NOTHROW
27 mp_size_t usize, vsize;
28 mp_size_t ualloc, valloc;
30 ualloc = u->_mp_num._mp_alloc;
31 valloc = v->_mp_num._mp_alloc;
32 v->_mp_num._mp_alloc = ualloc;
33 u->_mp_num._mp_alloc = valloc;
35 usize = u->_mp_num._mp_size;
36 vsize = v->_mp_num._mp_size;
37 v->_mp_num._mp_size = usize;
38 u->_mp_num._mp_size = vsize;
40 up = u->_mp_num._mp_d;
41 vp = v->_mp_num._mp_d;
42 v->_mp_num._mp_d = up;
43 u->_mp_num._mp_d = vp;
46 ualloc = u->_mp_den._mp_alloc;
47 valloc = v->_mp_den._mp_alloc;
48 v->_mp_den._mp_alloc = ualloc;
49 u->_mp_den._mp_alloc = valloc;
51 usize = u->_mp_den._mp_size;
52 vsize = v->_mp_den._mp_size;
53 v->_mp_den._mp_size = usize;
54 u->_mp_den._mp_size = vsize;
56 up = u->_mp_den._mp_d;
57 vp = v->_mp_den._mp_d;
58 v->_mp_den._mp_d = up;
59 u->_mp_den._mp_d = vp;