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/*

 * time.h

 *

 * Struct and function declarations for dealing with time.

 */

#ifndef _TIME_H_

#define _TIME_H_

#include "_ansi.h"

#ifdef __cplusplus

extern "C" {

#endif

#ifndef NULL

#define NULL    0

#endif

/* Get _CLOCKS_PER_SEC_ */

#include <machine/time.h>

#ifndef _CLOCKS_PER_SEC_

#define _CLOCKS_PER_SEC_ 1000

#endif

#define CLOCKS_PER_SEC _CLOCKS_PER_SEC_

#define CLK_TCK CLOCKS_PER_SEC

#define __need_size_t

#include <stddef.h>

#include <sys/types.h>

struct tm

{

  int   tm_sec;

  int   tm_min;

  int   tm_hour;

  int   tm_mday;

  int   tm_mon;

  int   tm_year;

  int   tm_wday;

  int   tm_yday;

  int   tm_isdst;

};

clock_t    _EXFUN(clock,    (void));

double     _EXFUN(difftime, (time_t _time2, time_t _time1));

time_t     _EXFUN(mktime,   (struct tm *_timeptr));

time_t     _EXFUN(time,     (time_t *_timer));

#ifndef _REENT_ONLY

char      *_EXFUN(asctime,  (const struct tm *_tblock));

char      *_EXFUN(ctime,    (const time_t *_time));

struct tm *_EXFUN(gmtime,   (const time_t *_timer));

struct tm *_EXFUN(localtime,(const time_t *_timer));

#endif

size_t     _EXFUN(strftime, (char *_s, size_t _maxsize, const char *_fmt, const struct tm *_t));

char      *_EXFUN(asctime_r,    (const struct tm *, char *));

char      *_EXFUN(ctime_r,      (const time_t *, char *));

struct tm *_EXFUN(gmtime_r,     (const time_t *, struct tm *));

struct tm *_EXFUN(localtime_r,  (const time_t *, struct tm *));

#ifdef __CYGWIN__

#ifndef __STRICT_ANSI__

extern __IMPORT time_t _timezone;

extern __IMPORT int _daylight;

extern __IMPORT char *_tzname[2];

/* defines for the opengroup specifications Derived from Issue 1 of the SVID.  */

#ifndef tzname

#define tzname _tzname

#endif

#ifndef daylight

#define daylight _daylight

#endif

#if timezonevar

#ifndef timezone

#define timezone ((long int) _timezone)

#endif

#else

char *_EXFUN(timezone, (void));

#endif

void _EXFUN(tzset, (void));

#endif

#endif /* __CYGWIN__ */

#include <sys/features.h>

#if defined(_POSIX_TIMERS)

#include <signal.h>

/* Clocks, P1003.1b-1993, p. 263 */

int _EXFUN(clock_settime, (clockid_t clock_id, const struct timespec *tp));

int _EXFUN(clock_gettime, (clockid_t clock_id, struct timespec *tp));

int _EXFUN(clock_getres,  (clockid_t clock_id, struct timespec *res));

/* Create a Per-Process Timer, P1003.1b-1993, p. 264 */

int _EXFUN(timer_create,

  (clockid_t clock_id, struct sigevent *evp, timer_t *timerid));

/* Delete a Per_process Timer, P1003.1b-1993, p. 266 */

int _EXFUN(timer_delete, (timer_t timerid));

/* Per-Process Timers, P1003.1b-1993, p. 267 */

int _EXFUN(timer_settime,

  (timer_t timerid, int flags, const struct itimerspec *value,

   struct itimerspec *ovalue));

int _EXFUN(timer_gettime, (timer_t timerid, struct itimerspec *value));

int _EXFUN(timer_getoverrun, (timer_t timerid));

/* High Resolution Sleep, P1003.1b-1993, p. 269 */

int _EXFUN(nanosleep, (const struct timespec  *rqtp, struct timespec *rmtp));

#endif /* _POSIX_TIMERS */

/* CPU-time Clock Attributes, P1003.4b/D8, p. 54 */

/* values for the clock enable attribute */

#define CLOCK_ENABLED  1  /* clock is enabled, i.e. counting execution time */

#define CLOCK_DISABLED 0  /* clock is disabled */

/* values for the pthread cputime_clock_allowed attribute */

#define CLOCK_ALLOWED    1 /* If a thread is created with this value a */

                           /*   CPU-time clock attached to that thread */

                           /*   shall be accessible. */

#define CLOCK_DISALLOWED 0 /* If a thread is created with this value, the */

                           /*   thread shall not have a CPU-time clock */

                           /*   accessible. */

/* Manifest Constants, P1003.1b-1993, p. 262 */

#define CLOCK_REALTIME (clockid_t)1

/* Flag indicating time is "absolute" with respect to the clock

   associated with a time.  */

#define TIMER_ABSTIME  4

/* Manifest Constants, P1003.4b/D8, p. 55 */

#if defined(_POSIX_CPUTIME)

/* When used in a clock or timer function call, this is interpreted as

   the identifier of the CPU_time clock associated with the PROCESS

   making the function call.  */

#define CLOCK_PROCESS_CPUTIME (clockid_t)2

#endif

#if defined(_POSIX_THREAD_CPUTIME)

/*  When used in a clock or timer function call, this is interpreted as

    the identifier of the CPU_time clock associated with the THREAD

    making the function call.  */

#define CLOCK_THREAD_CPUTIME (clockid_t)3

#endif

#if defined(_POSIX_CPUTIME)

/* Accessing a Process CPU-time CLock, P1003.4b/D8, p. 55 */

int _EXFUN(clock_getcpuclockid, (pid_t pid, clockid_t *clock_id));

#endif /* _POSIX_CPUTIME */

#if defined(_POSIX_CPUTIME) || defined(_POSIX_THREAD_CPUTIME)

/* CPU-time Clock Attribute Access, P1003.4b/D8, p. 56 */

int _EXFUN(clock_setenable_attr, (clockid_t clock_id, int attr));

int _EXFUN(clock_getenable_attr, (clockid_t clock_id, int *attr));

#endif /* _POSIX_CPUTIME or _POSIX_THREAD_CPUTIME */

#ifdef __cplusplus

}

#endif

#endif /* _TIME_H_ */