[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 <_types.h>

#define __need_struct_timespec
#include <_structs.h>
#include <sys/_types/_null.h>
#include <sys/_types/_clock_t.h>
#include <sys/_types/_size_t.h>
#include <sys/_types/_time_t.h>

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 */
};

#if __DARWIN_UNIX03
#define CLOCKS_PER_SEC  1000000	/* [XSI] */
#else /* !__DARWIN_UNIX03 */
#include <machine/_limits.h>	/* Include file containing CLK_TCK. */

#define CLOCKS_PER_SEC  (__DARWIN_CLK_TCK)
#endif /* __DARWIN_UNIX03 */

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

extern int getdate_err;
#if __DARWIN_UNIX03
//Begin-Libc
#ifndef LIBC_ALIAS_TIMEZONE
//End-Libc
extern long timezone __DARWIN_ALIAS(timezone);
//Begin-Libc
#else /* LIBC_ALIAS_TIMEZONE */
extern long timezone LIBC_ALIAS(timezone);
#endif /* !LIBC_ALIAS_TIMEZONE */
//End-Libc
#endif /* __DARWIN_UNIX03 */
extern int daylight;

__BEGIN_DECLS
char *asctime(const struct tm *);
//Begin-Libc
#ifndef LIBC_ALIAS_CLOCK
//End-Libc
clock_t clock(void) __DARWIN_ALIAS(clock);
//Begin-Libc
#else /* LIBC_ALIAS_CLOCK */
clock_t clock(void) LIBC_ALIAS(clock);
#endif /* !LIBC_ALIAS_CLOCK */
//End-Libc
char *ctime(const time_t *);
double difftime(time_t, time_t);
struct tm *getdate(const char *);
struct tm *gmtime(const time_t *);
struct tm *localtime(const time_t *);
//Begin-Libc
#ifndef LIBC_ALIAS_MKTIME
//End-Libc
time_t mktime(struct tm *) __DARWIN_ALIAS(mktime);
//Begin-Libc
#else /* LIBC_ALIAS_MKTIME */
time_t mktime(struct tm *) LIBC_ALIAS(mktime);
#endif /* !LIBC_ALIAS_MKTIME */
//End-Libc
//Begin-Libc
#ifndef LIBC_ALIAS_STRFTIME
//End-Libc
size_t strftime(char * __restrict, size_t, const char * __restrict, const struct tm * __restrict) __DARWIN_ALIAS(strftime);
//Begin-Libc
#else /* LIBC_ALIAS_STRFTIME */
size_t strftime(char * __restrict, size_t, const char * __restrict, const struct tm * __restrict) LIBC_ALIAS(strftime);
#endif /* !LIBC_ALIAS_STRFTIME */
//End-Libc
//Begin-Libc
#ifndef LIBC_ALIAS_STRPTIME
//End-Libc
char *strptime(const char * __restrict, const char * __restrict, struct tm * __restrict) __DARWIN_ALIAS(strptime);
//Begin-Libc
#else /* LIBC_ALIAS_STRPTIME */
char *strptime(const char * __restrict, const char * __restrict, struct tm * __restrict) LIBC_ALIAS(strptime);
#endif /* !LIBC_ALIAS_STRPTIME */
//End-Libc
time_t time(time_t *);

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

/* [TSF] Thread safe functions */
char *asctime_r(const struct tm * __restrict, char * __restrict);
char *ctime_r(const time_t *, char *);
struct tm *gmtime_r(const time_t * __restrict, struct tm * __restrict);
struct tm *localtime_r(const time_t * __restrict, struct tm * __restrict);

#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
time_t posix2time(time_t);
#if !__DARWIN_UNIX03
char *timezone(int, int);
#endif /* !__DARWIN_UNIX03 */
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)
//Begin-Libc
#ifndef LIBC_ALIAS_NANOSLEEP
//End-Libc
int nanosleep(const struct timespec *, struct timespec *) __DARWIN_ALIAS_C(nanosleep);
//Begin-Libc
#else /* LIBC_ALIAS_NANOSLEEP */
int nanosleep(const struct timespec *, struct timespec *) LIBC_ALIAS_C(nanosleep);
#endif /* !LIBC_ALIAS_NANOSLEEP */
//End-Libc
#endif
__END_DECLS

#ifdef _USE_EXTENDED_LOCALES_
#include <xlocale/_time.h>
#endif /* _USE_EXTENDED_LOCALES_ */

#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
3d9156a7	66	#include <_types.h>
5b2abdfb	67
224c7076 A	68	#define __need_struct_timespec
224c7076 A	69	#include <_structs.h>
6465356a A	70	#include <sys/_types/_null.h>
	71	#include <sys/_types/_clock_t.h>
	72	#include <sys/_types/_size_t.h>
	73	#include <sys/_types/_time_t.h>
5b2abdfb	74
5b2abdfb A	75	struct tm {
	76	int tm_sec; /* seconds after the minute [0-60] */
	77	int tm_min; /* minutes after the hour [0-59] */
	78	int tm_hour; /* hours since midnight [0-23] */
	79	int tm_mday; /* day of the month [1-31] */
	80	int tm_mon; /* months since January [0-11] */
	81	int tm_year; /* years since 1900 */
	82	int tm_wday; /* days since Sunday [0-6] */
	83	int tm_yday; /* days since January 1 [0-365] */
	84	int tm_isdst; /* Daylight Savings Time flag */
	85	long tm_gmtoff; /* offset from CUT in seconds */
	86	char tm_zone; / timezone abbreviation */
	87	};
	88
224c7076 A	89	#if __DARWIN_UNIX03
	90	#define CLOCKS_PER_SEC 1000000 /* [XSI] */
	91	#else /* !__DARWIN_UNIX03 */
3d9156a7	92	#include <machine/_limits.h> /* Include file containing CLK_TCK. */
5b2abdfb	93
3d9156a7	94	#define CLOCKS_PER_SEC (__DARWIN_CLK_TCK)
224c7076	95	#endif /* __DARWIN_UNIX03 */
5b2abdfb A	96
	97	#ifndef _ANSI_SOURCE
	98	extern char *tzname[];
	99	#endif
	100
3d9156a7 A	101	extern int getdate_err;
3d9156a7 A	102	#if __DARWIN_UNIX03
224c7076 A	103	//Begin-Libc
	104	#ifndef LIBC_ALIAS_TIMEZONE
	105	//End-Libc
3d9156a7	106	extern long timezone __DARWIN_ALIAS(timezone);
224c7076 A	107	//Begin-Libc
	108	#else /* LIBC_ALIAS_TIMEZONE */
	109	extern long timezone LIBC_ALIAS(timezone);
	110	#endif /* !LIBC_ALIAS_TIMEZONE */
	111	//End-Libc
3d9156a7 A	112	#endif /* __DARWIN_UNIX03 */
	113	extern int daylight;
	114
5b2abdfb	115	__BEGIN_DECLS
9385eb3d	116	char asctime(const struct tm );
224c7076 A	117	//Begin-Libc
	118	#ifndef LIBC_ALIAS_CLOCK
	119	//End-Libc
	120	clock_t clock(void) __DARWIN_ALIAS(clock);
	121	//Begin-Libc
	122	#else /* LIBC_ALIAS_CLOCK */
	123	clock_t clock(void) LIBC_ALIAS(clock);
	124	#endif /* !LIBC_ALIAS_CLOCK */
	125	//End-Libc
9385eb3d A	126	char ctime(const time_t );
9385eb3d A	127	double difftime(time_t, time_t);
3d9156a7	128	struct tm getdate(const char );
9385eb3d A	129	struct tm gmtime(const time_t );
9385eb3d A	130	struct tm localtime(const time_t );
224c7076 A	131	//Begin-Libc
	132	#ifndef LIBC_ALIAS_MKTIME
	133	//End-Libc
	134	time_t mktime(struct tm *) __DARWIN_ALIAS(mktime);
	135	//Begin-Libc
	136	#else /* LIBC_ALIAS_MKTIME */
	137	time_t mktime(struct tm *) LIBC_ALIAS(mktime);
	138	#endif /* !LIBC_ALIAS_MKTIME */
	139	//End-Libc
	140	//Begin-Libc
	141	#ifndef LIBC_ALIAS_STRFTIME
	142	//End-Libc
3d9156a7	143	size_t strftime(char * __restrict, size_t, const char * __restrict, const struct tm * __restrict) __DARWIN_ALIAS(strftime);
224c7076 A	144	//Begin-Libc
	145	#else /* LIBC_ALIAS_STRFTIME */
	146	size_t strftime(char * __restrict, size_t, const char * __restrict, const struct tm * __restrict) LIBC_ALIAS(strftime);
	147	#endif /* !LIBC_ALIAS_STRFTIME */
	148	//End-Libc
	149	//Begin-Libc
	150	#ifndef LIBC_ALIAS_STRPTIME
	151	//End-Libc
	152	char strptime(const char __restrict, const char * __restrict, struct tm * __restrict) __DARWIN_ALIAS(strptime);
	153	//Begin-Libc
	154	#else /* LIBC_ALIAS_STRPTIME */
	155	char strptime(const char __restrict, const char * __restrict, struct tm * __restrict) LIBC_ALIAS(strptime);
	156	#endif /* !LIBC_ALIAS_STRPTIME */
	157	//End-Libc
9385eb3d	158	time_t time(time_t *);
5b2abdfb A	159
5b2abdfb A	160	#ifndef _ANSI_SOURCE
9385eb3d	161	void tzset(void);
5b2abdfb A	162	#endif /* not ANSI */
5b2abdfb A	163
224c7076 A	164	/* [TSF] Thread safe functions */
224c7076 A	165	char asctime_r(const struct tm __restrict, char * __restrict);
9385eb3d	166	char ctime_r(const time_t , char *);
224c7076 A	167	struct tm gmtime_r(const time_t __restrict, struct tm * __restrict);
	168	struct tm localtime_r(const time_t __restrict, struct tm * __restrict);
	169
	170	#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) \|\| defined(_DARWIN_C_SOURCE))
9385eb3d	171	time_t posix2time(time_t);
3d9156a7	172	#if !__DARWIN_UNIX03
9385eb3d	173	char *timezone(int, int);
3d9156a7	174	#endif /* !__DARWIN_UNIX03 */
9385eb3d A	175	void tzsetwall(void);
	176	time_t time2posix(time_t);
	177	time_t timelocal(struct tm * const);
	178	time_t timegm(struct tm * const);
5b2abdfb A	179	#endif /* neither ANSI nor POSIX */
	180
	181	#if !defined(_ANSI_SOURCE)
224c7076 A	182	//Begin-Libc
	183	#ifndef LIBC_ALIAS_NANOSLEEP
	184	//End-Libc
	185	int nanosleep(const struct timespec , struct timespec ) __DARWIN_ALIAS_C(nanosleep);
	186	//Begin-Libc
	187	#else /* LIBC_ALIAS_NANOSLEEP */
	188	int nanosleep(const struct timespec , struct timespec ) LIBC_ALIAS_C(nanosleep);
	189	#endif /* !LIBC_ALIAS_NANOSLEEP */
	190	//End-Libc
5b2abdfb A	191	#endif
	192	__END_DECLS
	193
3d9156a7 A	194	#ifdef _USE_EXTENDED_LOCALES_
	195	#include <xlocale/_time.h>
	196	#endif /* _USE_EXTENDED_LOCALES_ */
	197
5b2abdfb	198	#endif /* !_TIME_H_ */