[apple/libc.git] / include / time.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * 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.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)time.h	8.3 (Berkeley) 1/21/94
 */

#ifndef _TIME_H_
#define	_TIME_H_

#include <machine/ansi.h>

#ifndef	NULL
#define	NULL	0
#endif

#ifndef	_BSD_CLOCK_T_DEFINED_
#define _BSD_CLOCK_T_DEFINED_
typedef	_BSD_CLOCK_T_	clock_t;
#endif

#ifndef	_BSD_TIME_T_DEFINED_
#define	_BSD_TIME_T_DEFINED_
typedef	_BSD_TIME_T_	time_t;
#endif

#ifndef	_BSD_SIZE_T_DEFINED_
#define	_BSD_SIZE_T_DEFINED_
typedef	_BSD_SIZE_T_	size_t;
#endif

#ifndef _TIMESPEC_DECLARED           
#define _TIMESPEC_DECLARED
struct timespec {
        time_t  tv_sec;         /* seconds */
        long    tv_nsec;        /* and nanoseconds */  
};
#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. */

#define CLOCKS_PER_SEC  (CLK_TCK)

#include <sys/cdefs.h>

#ifndef _ANSI_SOURCE
extern char *tzname[];
#endif

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

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

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
char *asctime_r(const struct tm *, char *);
char *ctime_r(const time_t *, char *);
struct tm *gmtime_r(const time_t *, struct tm *);
struct tm *localtime_r(const time_t *, struct tm *);
time_t posix2time(time_t);
char *strptime(const char *, const char *, struct tm *);
char *timezone(int, int);
void tzsetwall(void);
time_t time2posix(time_t);
time_t timelocal(struct tm * const);
time_t timegm(struct tm * const);
#endif /* neither ANSI nor POSIX */

#if !defined(_ANSI_SOURCE)
int nanosleep(const struct timespec *, struct timespec *);
#endif
__END_DECLS

#endif /* !_TIME_H_ */
Commit	Line	Data
e9ce8d39	1	/*
5b2abdfb	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
e9ce8d39 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
734aad71 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
e9ce8d39 A	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
e9ce8d39 A	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
734aad71 A	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
e9ce8d39 A	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23	/*
	24	* Copyright (c) 1989, 1993
	25	* The Regents of the University of California. All rights reserved.
	26	* (c) UNIX System Laboratories, Inc.
	27	* All or some portions of this file are derived from material licensed
	28	* to the University of California by American Telephone and Telegraph
	29	* Co. or Unix System Laboratories, Inc. and are reproduced herein with
	30	* the permission of UNIX System Laboratories, Inc.
	31	*
e9ce8d39 A	32	* Redistribution and use in source and binary forms, with or without
	33	* modification, are permitted provided that the following conditions
	34	* are met:
	35	* 1. Redistributions of source code must retain the above copyright
	36	* notice, this list of conditions and the following disclaimer.
	37	* 2. Redistributions in binary form must reproduce the above copyright
	38	* notice, this list of conditions and the following disclaimer in the
	39	* documentation and/or other materials provided with the distribution.
	40	* 3. All advertising materials mentioning features or use of this software
	41	* must display the following acknowledgement:
	42	* This product includes software developed by the University of
	43	* California, Berkeley and its contributors.
	44	* 4. Neither the name of the University nor the names of its contributors
	45	* may be used to endorse or promote products derived from this software
	46	* without specific prior written permission.
	47	*
	48	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	49	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	50	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	51	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	52	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	53	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	54	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	55	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	56	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	57	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	58	* SUCH DAMAGE.
5b2abdfb A	59	*
5b2abdfb A	60	* @(#)time.h 8.3 (Berkeley) 1/21/94
e9ce8d39 A	61	*/
e9ce8d39 A	62
5b2abdfb A	63	#ifndef _TIME_H_
	64	#define _TIME_H_
	65
	66	#include <machine/ansi.h>
	67
	68	#ifndef NULL
	69	#define NULL 0
	70	#endif
	71
	72	#ifndef _BSD_CLOCK_T_DEFINED_
	73	#define _BSD_CLOCK_T_DEFINED_
	74	typedef _BSD_CLOCK_T_ clock_t;
	75	#endif
	76
	77	#ifndef _BSD_TIME_T_DEFINED_
	78	#define _BSD_TIME_T_DEFINED_
	79	typedef _BSD_TIME_T_ time_t;
	80	#endif
	81
	82	#ifndef _BSD_SIZE_T_DEFINED_
	83	#define _BSD_SIZE_T_DEFINED_
	84	typedef _BSD_SIZE_T_ size_t;
	85	#endif
	86
	87	#ifndef _TIMESPEC_DECLARED
	88	#define _TIMESPEC_DECLARED
	89	struct timespec {
	90	time_t tv_sec; /* seconds */
	91	long tv_nsec; /* and nanoseconds */
	92	};
	93	#endif
	94
	95	struct tm {
	96	int tm_sec; /* seconds after the minute [0-60] */
	97	int tm_min; /* minutes after the hour [0-59] */
	98	int tm_hour; /* hours since midnight [0-23] */
	99	int tm_mday; /* day of the month [1-31] */
	100	int tm_mon; /* months since January [0-11] */
	101	int tm_year; /* years since 1900 */
	102	int tm_wday; /* days since Sunday [0-6] */
	103	int tm_yday; /* days since January 1 [0-365] */
	104	int tm_isdst; /* Daylight Savings Time flag */
	105	long tm_gmtoff; /* offset from CUT in seconds */
	106	char tm_zone; / timezone abbreviation */
	107	};
	108
	109	#include <machine/limits.h> /* Include file containing CLK_TCK. */
	110
	111	#define CLOCKS_PER_SEC (CLK_TCK)
	112
	113	#include <sys/cdefs.h>
	114
	115	#ifndef _ANSI_SOURCE
	116	extern char *tzname[];
	117	#endif
	118
	119	__BEGIN_DECLS
9385eb3d A	120	char asctime(const struct tm );
	121	clock_t clock(void);
	122	char ctime(const time_t );
	123	double difftime(time_t, time_t);
	124	struct tm gmtime(const time_t );
	125	struct tm localtime(const time_t );
	126	time_t mktime(struct tm *);
	127	size_t strftime(char , size_t, const char , const struct tm *);
	128	time_t time(time_t *);
5b2abdfb A	129
5b2abdfb A	130	#ifndef _ANSI_SOURCE
9385eb3d	131	void tzset(void);
5b2abdfb A	132	#endif /* not ANSI */
	133
	134	#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
9385eb3d A	135	char asctime_r(const struct tm , char *);
	136	char ctime_r(const time_t , char *);
	137	struct tm gmtime_r(const time_t , struct tm *);
	138	struct tm localtime_r(const time_t , struct tm *);
	139	time_t posix2time(time_t);
	140	char strptime(const char , const char , struct tm );
	141	char *timezone(int, int);
	142	void tzsetwall(void);
	143	time_t time2posix(time_t);
	144	time_t timelocal(struct tm * const);
	145	time_t timegm(struct tm * const);
5b2abdfb A	146	#endif /* neither ANSI nor POSIX */
	147
	148	#if !defined(_ANSI_SOURCE)
9385eb3d	149	int nanosleep(const struct timespec , struct timespec );
5b2abdfb A	150	#endif
	151	__END_DECLS
	152
	153	#endif /* !_TIME_H_ */