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114 lines
3.4 KiB
C
114 lines
3.4 KiB
C
/* $Id: time.h,v 1.5 2002/10/29 04:45:25 rex Exp $
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*/
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/*
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* time.h
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*
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* time types. Conforming to the Single UNIX(r) Specification Version 2,
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* System Interface & Headers Issue 5
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*
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* This file is part of the ReactOS Operating System.
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*
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* Contributors:
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* Created by KJK::Hyperion <noog@libero.it>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __TIME_H_INCLUDED__
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#define __TIME_H_INCLUDED__
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/* INCLUDES */
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#include <signal.h>
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#include <sys/types.h>
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/* OBJECTS */
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/* extern static int getdate_err; */ /* FIXME */
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extern int daylight;
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extern long int timezone;
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extern char *tzname[];
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/* TYPES */
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/* pre-declaration of signal.h types to suppress warnings caused by circular
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dependencies */
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struct sigevent;
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struct tm
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{
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int tm_sec; /* seconds [0,61] */
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int tm_min; /* minutes [0,59] */
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int tm_hour; /* hour [0,23] */
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int tm_mday; /* day of month [1,31] */
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int tm_mon; /* month of year [0,11] */
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int tm_year; /* years since 1900 */
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int tm_wday; /* day of week [0,6] (Sunday = 0) */
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int tm_yday; /* day of year [0,365] */
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int tm_isdst; /* daylight savings flag */
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};
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struct timespec
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{
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time_t tv_sec; /* seconds */
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long tv_nsec; /* nanoseconds */
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};
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struct itimerspec
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{
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struct timespec it_interval; /* timer period */
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struct timespec it_value; /* timer expiration */
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};
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/* CONSTANTS */
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/* FIXME: all the constants are wrong */
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/* Number of clock ticks per second returned by the times() function (LEGACY). */
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#define CLK_TCK (1)
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/* A number used to convert the value returned by the clock() function into
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seconds. */
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#define CLOCKS_PER_SEC (1)
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/* The identifier of the systemwide realtime clock. */
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#define CLOCK_REALTIME (0)
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/* Flag indicating time is absolute with respect to the clock associated with a
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timer. */
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#define TIMER_ABSTIME (1)
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/* PROTOTYPES */
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char *asctime(const struct tm *);
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char *asctime_r(const struct tm *, char *);
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clock_t clock(void);
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int clock_getres(clockid_t, struct timespec *);
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int clock_gettime(clockid_t, struct timespec *);
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int clock_settime(clockid_t, const struct timespec *);
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char *ctime(const time_t *);
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char *ctime_r(const time_t *, char *);
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double difftime(time_t, time_t);
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struct tm *getdate(const char *);
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struct tm *gmtime(const time_t *);
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struct tm *gmtime_r(const time_t *, struct tm *);
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struct tm *localtime(const time_t *);
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struct tm *localtime_r(const time_t *, struct tm *);
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time_t mktime(struct tm *);
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int nanosleep(const struct timespec *, struct timespec *);
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size_t strftime(char *, size_t, const char *, const struct tm *);
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char *strptime(const char *, const char *, struct tm *);
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time_t time(time_t *);
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int timer_create(clockid_t, struct sigevent *, timer_t *);
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int timer_delete(timer_t);
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int timer_gettime(timer_t, struct itimerspec *);
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int timer_getoverrun(timer_t);
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int timer_settime(timer_t, int, const struct itimerspec *,
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struct itimerspec *);
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void tzset(void);
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/* MACROS */
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#endif /* __TIME_H_INCLUDED__ */ /* replace with the appropriate tag */
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/* EOF */
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