added -y/--side-by-side option
[dfdiff.git] / include / time.h
blobb202961e936005ded283b918a74d3a3eab51c216
1 /*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
38 * @(#)time.h 8.3 (Berkeley) 1/21/94
39 * $DragonFly: src/include/time.h,v 1.6 2008/04/09 07:05:54 hasso Exp $
42 #ifndef _TIME_H_
43 #define _TIME_H_
45 #include <sys/cdefs.h>
47 #ifndef _MACHINE_STDINT_H_
48 #include <machine/stdint.h>
49 #endif
50 #include <machine/uvparam.h>
51 #include <sys/_posix.h>
53 #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
55 * Frequency of the clock ticks reported by times(). Deprecated - use
56 * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
58 #define CLK_TCK _BSD_CLK_TCK_
59 #endif
61 /* Frequency of the clock ticks reported by clock(). */
62 #define CLOCKS_PER_SEC _BSD_CLOCKS_PER_SEC_
64 #ifndef NULL
65 #define NULL 0
66 #endif
68 #ifndef _CLOCK_T_DECLARED
69 #define _CLOCK_T_DECLARED
70 typedef __clock_t clock_t;
71 #endif
73 #ifndef _TIME_T_DECLARED
74 #define _TIME_T_DECLARED
75 typedef __time_t time_t;
76 #endif
78 #ifndef _SIZE_T_DECLARED
79 #define _SIZE_T_DECLARED
80 typedef __size_t size_t;
81 #endif
83 #if __POSIX_VISIBLE >= 199309
85 * New in POSIX 1003.1b-1993.
87 #ifndef _CLOCKID_T_DECLARED
88 #define _CLOCKID_T_DECLARED
89 typedef __clockid_t clockid_t;
90 #endif
92 #ifndef _TIMER_T_DECLARED
93 #define _TIMER_T_DECLARED
94 typedef __timer_t timer_t;
95 #endif
97 #ifndef _TIMESPEC_DECLARED
98 #define _TIMESPEC_DECLARED
99 struct timespec {
100 time_t tv_sec; /* seconds */
101 long tv_nsec; /* and nanoseconds */
103 #endif
104 #endif /* __POSIX_VISIBLE >= 199309 */
106 /* These macros are also in sys/time.h. */
107 #if !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112
108 #define CLOCK_REALTIME 0
109 #ifdef __BSD_VISIBLE
110 #define CLOCK_VIRTUAL 1
111 #define CLOCK_PROF 2
112 #endif
113 #define CLOCK_MONOTONIC 4
114 #endif /* !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 */
116 #if !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112
117 #if __BSD_VISIBLE
118 #define TIMER_RELTIME 0x0 /* relative timer */
119 #endif
120 #define TIMER_ABSTIME 0x1 /* absolute timer */
121 #endif
123 struct tm {
124 int tm_sec; /* seconds after the minute [0-60] */
125 int tm_min; /* minutes after the hour [0-59] */
126 int tm_hour; /* hours since midnight [0-23] */
127 int tm_mday; /* day of the month [1-31] */
128 int tm_mon; /* months since January [0-11] */
129 int tm_year; /* years since 1900 */
130 int tm_wday; /* days since Sunday [0-6] */
131 int tm_yday; /* days since January 1 [0-365] */
132 int tm_isdst; /* Daylight Savings Time flag */
133 long tm_gmtoff; /* offset from CUT in seconds */
134 char *tm_zone; /* timezone abbreviation */
137 #if __POSIX_VISIBLE
138 extern char *tzname[];
139 #endif
141 __BEGIN_DECLS
142 char *asctime (const struct tm *);
143 clock_t clock (void);
144 char *ctime (const time_t *);
145 double difftime (time_t, time_t);
146 struct tm *gmtime (const time_t *);
147 struct tm *localtime (const time_t *);
148 time_t mktime (struct tm *);
149 size_t strftime (char *, size_t, const char *, const struct tm *);
150 time_t time (time_t *);
152 #if __POSIX_VISIBLE
153 void tzset (void);
154 #endif
156 #if __POSIX_VISIBLE >= 199506
157 char *asctime_r (const struct tm *, char *);
158 char *ctime_r (const time_t *, char *);
159 struct tm *gmtime_r (const time_t *, struct tm *);
160 struct tm *localtime_r (const time_t *, struct tm *);
161 #endif
163 #if __POSIX_VISIBLE >= 199309
164 /* Introduced in POSIX 1003.1b-1993, not part of 1003.1-1990. */
165 int clock_getres (clockid_t, struct timespec *);
166 int clock_gettime (clockid_t, struct timespec *);
167 int clock_settime (clockid_t, const struct timespec *);
168 int nanosleep (const struct timespec *, struct timespec *);
169 #endif /* __POSIX_VISIBLE >= 199309 */
171 #if __XSI_VISIBLE
172 char *strptime (const char *, const char *, struct tm *);
173 #endif
175 #if __BSD_VISIBLE
176 char *timezone (int, int);
177 void tzsetwall (void);
178 time_t timelocal (struct tm * const);
179 time_t timegm (struct tm * const);
180 #endif /* __BSD_VISIBLE */
181 __END_DECLS
183 #endif /* !_TIME_H_ */