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. 9 * 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. 25 * 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. 37 * 38 * @(#)time.h 8.3 (Berkeley) 1/21/94 39 * $DragonFly: src/include/time.h,v 1.4 2003/11/15 19:28:42 asmodai Exp $ 40 */ 41 42 #ifndef _TIME_H_ 43 #define _TIME_H_ 44 45 #ifndef _MACHINE_STDINT_H_ 46 #include <machine/stdint.h> 47 #endif 48 #include <machine/uvparam.h> 49 #include <sys/_posix.h> 50 51 #ifndef _ANSI_SOURCE 52 /* 53 * Frequency of the clock ticks reported by times(). Deprecated - use 54 * sysconf(_SC_CLK_TCK) instead. 55 */ 56 #define CLK_TCK _BSD_CLK_TCK_ 57 #endif 58 59 /* Frequency of the clock ticks reported by clock(). */ 60 #define CLOCKS_PER_SEC _BSD_CLOCKS_PER_SEC_ 61 62 #ifndef NULL 63 #define NULL 0 64 #endif 65 66 #ifndef _CLOCK_T_DECLARED 67 #define _CLOCK_T_DECLARED 68 typedef __clock_t clock_t; 69 #endif 70 71 #ifndef _TIME_T_DECLARED 72 #define _TIME_T_DECLARED 73 typedef __time_t time_t; 74 #endif 75 76 /* XXX I'm not sure if _ANSI_SOURCE is playing properly 77 * with the setups in _posix.h: 78 */ 79 #if !defined(_ANSI_SOURCE) && defined(_P1003_1B_VISIBLE_HISTORICALLY) 80 /* 81 * New in POSIX 1003.1b-1993. 82 */ 83 #ifndef _CLOCKID_T_DECLARED 84 #define _CLOCKID_T_DECLARED 85 typedef __clockid_t clockid_t; 86 #endif 87 88 #ifndef _TIMER_T_DECLARED 89 #define _TIMER_T_DECLARED 90 typedef __timer_t timer_t; 91 #endif 92 93 #ifndef _TIMESPEC_DECLARED 94 #define _TIMESPEC_DECLARED 95 struct timespec { 96 time_t tv_sec; /* seconds */ 97 long tv_nsec; /* and nanoseconds */ 98 }; 99 #endif 100 #endif /* Neither ANSI nor POSIX */ 101 102 struct tm { 103 int tm_sec; /* seconds after the minute [0-60] */ 104 int tm_min; /* minutes after the hour [0-59] */ 105 int tm_hour; /* hours since midnight [0-23] */ 106 int tm_mday; /* day of the month [1-31] */ 107 int tm_mon; /* months since January [0-11] */ 108 int tm_year; /* years since 1900 */ 109 int tm_wday; /* days since Sunday [0-6] */ 110 int tm_yday; /* days since January 1 [0-365] */ 111 int tm_isdst; /* Daylight Savings Time flag */ 112 long tm_gmtoff; /* offset from CUT in seconds */ 113 char *tm_zone; /* timezone abbreviation */ 114 }; 115 116 #include <sys/cdefs.h> 117 118 #ifndef _ANSI_SOURCE 119 extern char *tzname[]; 120 #endif 121 122 __BEGIN_DECLS 123 char *asctime (const struct tm *); 124 clock_t clock (void); 125 char *ctime (const time_t *); 126 double difftime (time_t, time_t); 127 struct tm *gmtime (const time_t *); 128 struct tm *localtime (const time_t *); 129 time_t mktime (struct tm *); 130 __size_t strftime (char *, __size_t, const char *, const struct tm *); 131 time_t time (time_t *); 132 133 #ifndef _ANSI_SOURCE 134 void tzset (void); 135 #endif /* not ANSI */ 136 137 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 138 char *asctime_r (const struct tm *, char *); 139 char *ctime_r (const time_t *, char *); 140 struct tm *gmtime_r (const time_t *, struct tm *); 141 struct tm *localtime_r (const time_t *, struct tm *); 142 char *strptime (const char *, const char *, struct tm *); 143 char *timezone (int, int); 144 void tzsetwall (void); 145 time_t timelocal (struct tm * const); 146 time_t timegm (struct tm * const); 147 #endif /* neither ANSI nor POSIX */ 148 149 #if !defined(_ANSI_SOURCE) && defined(_P1003_1B_VISIBLE_HISTORICALLY) 150 /* Introduced in POSIX 1003.1b-1993, not part of 1003.1-1990. */ 151 int clock_getres (clockid_t, struct timespec *); 152 int clock_gettime (clockid_t, struct timespec *); 153 int clock_settime (clockid_t, const struct timespec *); 154 int nanosleep (const struct timespec *, struct timespec *); 155 #endif /* neither ANSI nor POSIX */ 156 __END_DECLS 157 158 #endif /* !_TIME_H_ */ 159