1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *          Copyright (c) 1985-2011 AT&T Intellectual Property          *
5 *                      and is licensed under the                       *
6 *                 Eclipse Public License, Version 1.0                  *
7 *                    by AT&T Intellectual Property                     *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *          http://www.eclipse.org/org/documents/epl-v10.html           *
11 *         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                  David Korn <dgk@research.att.com>                   *
19 *                   Phong Vo <kpv@research.att.com>                    *
20 *                                                                      *
21 ***********************************************************************/
22 #pragma prototyped
23 
24 #include <tv.h>
25 
26 /*
27  * compare a with b
28  * strcmp semantics
29  */
30 
31 int
tvcmp(register const Tv_t * a,register const Tv_t * b)32 tvcmp(register const Tv_t* a, register const Tv_t* b)
33 {
34 	if (a->tv_sec < b->tv_sec)
35 		return -1;
36 	if (a->tv_sec > b->tv_sec)
37 		return 1;
38 	if (a->tv_nsec != TV_NSEC_IGNORE && b->tv_nsec != TV_NSEC_IGNORE)
39 	{
40 		if (a->tv_nsec < b->tv_nsec)
41 			return -1;
42 		if (a->tv_nsec > b->tv_nsec)
43 			return 1;
44 	}
45 	return 0;
46 }
47