usr/src/include/time.h

/*
 * Copyright (c) 1989, 1993
 *      The Regents of the University of California.  All rights reserved.
 * (c) UNIX System Laboratories, Inc.
 * All or some portions of this file are derived from material licensed
 * to the University of California by American Telephone and Telegraph
 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
 * the permission of UNIX System Laboratories, Inc.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)time.h      8.3 (Berkeley) %G%
 */

#ifndef _TIME_H_
#define _TIME_H_

#include <machine/ansi.h>

#ifndef NULL
#define NULL    0
#endif

#ifdef  _BSD_CLOCK_T_
typedef _BSD_CLOCK_T_   clock_t;
#undef  _BSD_CLOCK_T_
#endif

#ifdef  _BSD_TIME_T_
typedef _BSD_TIME_T_    time_t;
#undef  _BSD_TIME_T_
#endif

#ifdef  _BSD_SIZE_T_
typedef _BSD_SIZE_T_    size_t;
#undef  _BSD_SIZE_T_
#endif

struct tm {
        int     tm_sec;         /* seconds after the minute [0-60] */
        int     tm_min;         /* minutes after the hour [0-59] */
        int     tm_hour;        /* hours since midnight [0-23] */
        int     tm_mday;        /* day of the month [1-31] */
        int     tm_mon;         /* months since January [0-11] */
        int     tm_year;        /* years since 1900 */
        int     tm_wday;        /* days since Sunday [0-6] */
        int     tm_yday;        /* days since January 1 [0-365] */
        int     tm_isdst;       /* Daylight Savings Time flag */
        long    tm_gmtoff;      /* offset from CUT in seconds */
        char    *tm_zone;       /* timezone abbreviation */
};

#include <machine/limits.h>     /* Include file containing CLK_TCK. */

#include <sys/cdefs.h>

__BEGIN_DECLS
char *asctime __P((const struct tm *));
clock_t clock __P((void));
char *ctime __P((const time_t *));
double difftime __P((time_t, time_t));
struct tm *gmtime __P((const time_t *));
struct tm *localtime __P((const time_t *));
time_t mktime __P((struct tm *));
size_t strftime __P((char *, size_t, const char *, const struct tm *));
time_t time __P((time_t *));

#ifndef _ANSI_SOURCE
void tzset __P((void));
#endif /* not ANSI */

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
char *timezone __P((int, int));
void tzsetwall __P((void));
#endif /* neither ANSI nor POSIX */
__END_DECLS

#endif /* !_TIME_H_ */