xref: /original-bsd/lib/libc/gen/time.c (revision 33b18212)
1 /*
2  * Copyright (c) 1983 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms are permitted
6  * provided that the above copyright notice and this paragraph are
7  * duplicated in all such forms and that any documentation,
8  * advertising materials, and other materials related to such
9  * distribution and use acknowledge that the software was developed
10  * by the University of California, Berkeley.  The name of the
11  * University may not be used to endorse or promote products derived
12  * from this software without specific prior written permission.
13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
16  */
17 
18 #if defined(LIBC_SCCS) && !defined(lint)
19 static char sccsid[] = "@(#)time.c	5.4 (Berkeley) 07/18/88";
20 #endif /* LIBC_SCCS and not lint */
21 
22 /*
23  * Backwards compatible time call.
24  */
25 #include <sys/types.h>
26 #include <sys/time.h>
27 
28 long
29 time(t)
30 	time_t *t;
31 {
32 	struct timeval tt;
33 
34 	if (gettimeofday(&tt, (struct timezone *)0) < 0)
35 		return (-1);
36 	if (t)
37 		*t = tt.tv_sec;
38 	return (tt.tv_sec);
39 }
40