xref: /dragonfly/contrib/mpc/src/cmp.c (revision a4da4a90)
1 /* mpc_cmp -- Compare two complex numbers.
2 
3 Copyright (C) 2002, 2009, 2010, 2011 INRIA
4 
5 This file is part of GNU MPC.
6 
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
15 more details.
16 
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
19 */
20 
21 #include "mpc-impl.h"
22 
23 /* return 0 iff a = b */
24 int
25 mpc_cmp (mpc_srcptr a, mpc_srcptr b)
26 {
27   int cmp_re, cmp_im;
28 
29   cmp_re = mpfr_cmp (mpc_realref(a), mpc_realref(b));
30   cmp_im = mpfr_cmp (mpc_imagref(a), mpc_imagref(b));
31 
32   return MPC_INEX(cmp_re, cmp_im);
33 }
34