File: /usr/include/time.h

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       1: /*
       2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
       3:  *
       4:  * @APPLE_LICENSE_HEADER_START@
       5:  * 
       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
      15:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
      16:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
      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.
      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:  *
      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.
      59:  *
      60:  *    @(#)time.h    8.3 (Berkeley) 1/21/94
      61:  */
      62: 
      63: #ifndef _TIME_H_
      64: #define    _TIME_H_
      65: 
      66: #include <_types.h>
      67: #include <sys/_types/_clock_t.h>
      68: #include <sys/_types/_null.h>
      69: #include <sys/_types/_size_t.h>
      70: #include <sys/_types/_time_t.h>
      71: #include <sys/_types/_timespec.h>
      72: 
      73: struct tm {
      74:     int    tm_sec;        /* seconds after the minute [0-60] */
      75:     int    tm_min;        /* minutes after the hour [0-59] */
      76:     int    tm_hour;    /* hours since midnight [0-23] */
      77:     int    tm_mday;    /* day of the month [1-31] */
      78:     int    tm_mon;        /* months since January [0-11] */
      79:     int    tm_year;    /* years since 1900 */
      80:     int    tm_wday;    /* days since Sunday [0-6] */
      81:     int    tm_yday;    /* days since January 1 [0-365] */
      82:     int    tm_isdst;    /* Daylight Savings Time flag */
      83:     long    tm_gmtoff;    /* offset from CUT in seconds */
      84:     char    *tm_zone;    /* timezone abbreviation */
      85: };
      86: 
      87: #if __DARWIN_UNIX03
      88: #define CLOCKS_PER_SEC  1000000    /* [XSI] */
      89: #else /* !__DARWIN_UNIX03 */
      90: #include <machine/_limits.h>    /* Include file containing CLK_TCK. */
      91: 
      92: #define CLOCKS_PER_SEC  (__DARWIN_CLK_TCK)
      93: #endif /* __DARWIN_UNIX03 */
      94: 
      95: #ifndef _ANSI_SOURCE
      96: extern char *tzname[];
      97: #endif
      98: 
      99: extern int getdate_err;
     100: #if __DARWIN_UNIX03
     101: extern long timezone __DARWIN_ALIAS(timezone);
     102: #endif /* __DARWIN_UNIX03 */
     103: extern int daylight;
     104: 
     105: __BEGIN_DECLS
     106: char *asctime(const struct tm *);
     107: clock_t clock(void) __DARWIN_ALIAS(clock);
     108: char *ctime(const time_t *);
     109: double difftime(time_t, time_t);
     110: struct tm *getdate(const char *);
     111: struct tm *gmtime(const time_t *);
     112: struct tm *localtime(const time_t *);
     113: time_t mktime(struct tm *) __DARWIN_ALIAS(mktime);
     114: size_t strftime(char * __restrict, size_t, const char * __restrict, const struct tm * __restrict) __DARWIN_ALIAS(strftime);
     115: char *strptime(const char * __restrict, const char * __restrict, struct tm * __restrict) __DARWIN_ALIAS(strptime);
     116: time_t time(time_t *);
     117: 
     118: #ifndef _ANSI_SOURCE
     119: void tzset(void);
     120: #endif /* not ANSI */
     121: 
     122: /* [TSF] Thread safe functions */
     123: char *asctime_r(const struct tm * __restrict, char * __restrict);
     124: char *ctime_r(const time_t *, char *);
     125: struct tm *gmtime_r(const time_t * __restrict, struct tm * __restrict);
     126: struct tm *localtime_r(const time_t * __restrict, struct tm * __restrict);
     127: 
     128: #if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
     129: time_t posix2time(time_t);
     130: #if !__DARWIN_UNIX03
     131: char *timezone(int, int);
     132: #endif /* !__DARWIN_UNIX03 */
     133: void tzsetwall(void);
     134: time_t time2posix(time_t);
     135: time_t timelocal(struct tm * const);
     136: time_t timegm(struct tm * const);
     137: #endif /* neither ANSI nor POSIX */
     138: 
     139: #if !defined(_ANSI_SOURCE)
     140: int nanosleep(const struct timespec *, struct timespec *) __DARWIN_ALIAS_C(nanosleep);
     141: #endif
     142: __END_DECLS
     143: 
     144: #ifdef _USE_EXTENDED_LOCALES_
     145: #include <xlocale/_time.h>
     146: #endif /* _USE_EXTENDED_LOCALES_ */
     147: 
     148: #endif /* !_TIME_H_ */
     149: