lots of semantic sugar, do things the 4BSD way... ;-}
[unix-history] / usr / src / include / time.h
... / ...
CommitLineData
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * %sccs.include.redist.c%
6 *
7 * @(#)time.h 8.1 (Berkeley) %G%
8 */
9
10#ifndef _TIME_H_
11#define _TIME_H_
12
13#include <machine/ansi.h>
14
15#ifndef NULL
16#define NULL 0
17#endif
18
19#ifdef _BSD_CLOCK_T_
20typedef _BSD_CLOCK_T_ clock_t;
21#undef _BSD_CLOCK_T_
22#endif
23
24#ifdef _BSD_TIME_T_
25typedef _BSD_TIME_T_ time_t;
26#undef _BSD_TIME_T_
27#endif
28
29#ifdef _BSD_SIZE_T_
30typedef _BSD_SIZE_T_ size_t;
31#undef _BSD_SIZE_T_
32#endif
33
34struct tm {
35 int tm_sec; /* seconds after the minute [0-60] */
36 int tm_min; /* minutes after the hour [0-59] */
37 int tm_hour; /* hours since midnight [0-23] */
38 int tm_mday; /* day of the month [1-31] */
39 int tm_mon; /* months since January [0-11] */
40 int tm_year; /* years since 1900 */
41 int tm_wday; /* days since Sunday [0-6] */
42 int tm_yday; /* days since January 1 [0-365] */
43 int tm_isdst; /* Daylight Savings Time flag */
44 long tm_gmtoff; /* offset from CUT in seconds */
45 char *tm_zone; /* timezone abbreviation */
46};
47
48#include <sys/cdefs.h>
49
50__BEGIN_DECLS
51char *asctime __P((const struct tm *));
52clock_t clock __P((void));
53char *ctime __P((const time_t *));
54double difftime __P((time_t, time_t));
55struct tm *gmtime __P((const time_t *));
56struct tm *localtime __P((const time_t *));
57time_t mktime __P((struct tm *));
58size_t strftime __P((char *, size_t, const char *, const struct tm *));
59time_t time __P((time_t *));
60
61#ifndef _ANSI_SOURCE
62void tzset __P((void));
63#endif /* not ANSI */
64
65#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
66char *timezone __P((int, int));
67void tzsetwall __P((void));
68#endif /* neither ANSI nor POSIX */
69__END_DECLS
70
71#endif /* !_TIME_H_ */