time.c revision 1.6 1 1.6 jtc /* $NetBSD: time.c,v 1.6 1997/07/21 14:07:39 jtc Exp $ */
2 1.4 cgd
3 1.1 cgd /*
4 1.4 cgd * Copyright (c) 1983, 1993
5 1.4 cgd * The Regents of the University of California. All rights reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.1 cgd * 3. All advertising materials mentioning features or use of this software
16 1.1 cgd * must display the following acknowledgement:
17 1.1 cgd * This product includes software developed by the University of
18 1.1 cgd * California, Berkeley and its contributors.
19 1.1 cgd * 4. Neither the name of the University nor the names of its contributors
20 1.1 cgd * may be used to endorse or promote products derived from this software
21 1.1 cgd * without specific prior written permission.
22 1.1 cgd *
23 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 1.1 cgd * SUCH DAMAGE.
34 1.1 cgd */
35 1.1 cgd
36 1.5 christos #include <sys/cdefs.h>
37 1.1 cgd #if defined(LIBC_SCCS) && !defined(lint)
38 1.4 cgd #if 0
39 1.4 cgd static char sccsid[] = "@(#)time.c 8.1 (Berkeley) 6/4/93";
40 1.4 cgd #else
41 1.6 jtc __RCSID("$NetBSD: time.c,v 1.6 1997/07/21 14:07:39 jtc Exp $");
42 1.4 cgd #endif
43 1.1 cgd #endif /* LIBC_SCCS and not lint */
44 1.1 cgd
45 1.6 jtc #include "namespace.h"
46 1.1 cgd #include <sys/types.h>
47 1.1 cgd #include <sys/time.h>
48 1.6 jtc
49 1.6 jtc #ifdef __weak_alias
50 1.6 jtc __weak_alias(time,_time);
51 1.6 jtc #endif
52 1.1 cgd
53 1.1 cgd time_t
54 1.1 cgd time(t)
55 1.1 cgd time_t *t;
56 1.1 cgd {
57 1.1 cgd struct timeval tt;
58 1.1 cgd
59 1.1 cgd if (gettimeofday(&tt, (struct timezone *)0) < 0)
60 1.1 cgd return(-1);
61 1.1 cgd if (t)
62 1.1 cgd *t = tt.tv_sec;
63 1.1 cgd return(tt.tv_sec);
64 1.1 cgd }
65