Annotation of src/include/time.h, Revision 1.12
1.12 ! millert 1: /* $OpenBSD: time.h,v 1.11 2002/02/16 21:27:17 millert Exp $ */
1.1 deraadt 2: /* $NetBSD: time.h,v 1.9 1994/10/26 00:56:35 cgd Exp $ */
3:
4: /*
5: * Copyright (c) 1989 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * (c) UNIX System Laboratories, Inc.
9: * All or some portions of this file are derived from material licensed
10: * to the University of California by American Telephone and Telegraph
11: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
12: * the permission of UNIX System Laboratories, Inc.
13: *
14: * Redistribution and use in source and binary forms, with or without
15: * modification, are permitted provided that the following conditions
16: * are met:
17: * 1. Redistributions of source code must retain the above copyright
18: * notice, this list of conditions and the following disclaimer.
19: * 2. Redistributions in binary form must reproduce the above copyright
20: * notice, this list of conditions and the following disclaimer in the
21: * documentation and/or other materials provided with the distribution.
22: * 3. All advertising materials mentioning features or use of this software
23: * must display the following acknowledgement:
24: * This product includes software developed by the University of
25: * California, Berkeley and its contributors.
26: * 4. Neither the name of the University nor the names of its contributors
27: * may be used to endorse or promote products derived from this software
28: * without specific prior written permission.
29: *
30: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40: * SUCH DAMAGE.
41: *
42: * @(#)time.h 5.12 (Berkeley) 3/9/91
43: */
44:
45: #ifndef _TIME_H_
46: #define _TIME_H_
47:
48: #include <machine/ansi.h>
49:
50: #ifndef NULL
1.7 espie 51: #ifdef __GNUG__
1.8 espie 52: #define NULL __null
1.7 espie 53: #else
1.12 ! millert 54: #define NULL 0L
1.7 espie 55: #endif
1.1 deraadt 56: #endif
57:
58: #ifdef _BSD_CLOCK_T_
59: typedef _BSD_CLOCK_T_ clock_t;
60: #undef _BSD_CLOCK_T_
61: #endif
62:
63: #ifdef _BSD_TIME_T_
64: typedef _BSD_TIME_T_ time_t;
65: #undef _BSD_TIME_T_
66: #endif
67:
68: #ifdef _BSD_SIZE_T_
69: typedef _BSD_SIZE_T_ size_t;
70: #undef _BSD_SIZE_T_
71: #endif
72:
73: #define CLOCKS_PER_SEC 100
74:
75: struct tm {
76: int tm_sec; /* seconds after the minute [0-60] */
77: int tm_min; /* minutes after the hour [0-59] */
78: int tm_hour; /* hours since midnight [0-23] */
79: int tm_mday; /* day of the month [1-31] */
80: int tm_mon; /* months since January [0-11] */
81: int tm_year; /* years since 1900 */
82: int tm_wday; /* days since Sunday [0-6] */
83: int tm_yday; /* days since January 1 [0-365] */
1.5 pjanzen 84: int tm_isdst; /* Daylight Saving Time flag */
1.6 aaron 85: long tm_gmtoff; /* offset from UTC in seconds */
1.1 deraadt 86: char *tm_zone; /* timezone abbreviation */
87: };
88:
89: #include <sys/cdefs.h>
90:
91: __BEGIN_DECLS
1.10 millert 92: struct timespec;
1.11 millert 93: char *asctime(const struct tm *);
94: clock_t clock(void);
95: char *ctime(const time_t *);
96: double difftime(time_t, time_t);
97: struct tm *gmtime(const time_t *);
98: struct tm *localtime(const time_t *);
99: time_t mktime(struct tm *);
100: size_t strftime(char *, size_t, const char *, const struct tm *);
101: char *strptime(const char *, const char *, struct tm *);
102: time_t time(time_t *);
103: char *asctime_r(const struct tm *, char *);
104: char *ctime_r(const time_t *, char *);
105: struct tm *gmtime_r(const time_t *, struct tm *);
106: struct tm *localtime_r(const time_t *, struct tm *);
107: int nanosleep(const struct timespec *, struct timespec *);
1.1 deraadt 108:
109: #if !defined(_ANSI_SOURCE)
110: #define CLK_TCK 100
111: extern char *tzname[2];
1.11 millert 112: void tzset(void);
1.1 deraadt 113: #endif /* not ANSI */
114:
115: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
1.11 millert 116: char *timezone(int, int);
117: void tzsetwall(void);
118: time_t timelocal(struct tm *);
119: time_t timegm(struct tm *);
120: time_t timeoff(struct tm *, const long);
1.1 deraadt 121: #endif /* neither ANSI nor POSIX */
122: __END_DECLS
123:
124: #endif /* !_TIME_H_ */