time.h revision 1.1.1.2
1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)time.h 8.3 (Berkeley) 1/21/94 39 */ 40 41 #ifndef _TIME_H_ 42 #define _TIME_H_ 43 44 #include <machine/ansi.h> 45 46 #ifndef NULL 47 #define NULL 0 48 #endif 49 50 #ifdef _BSD_CLOCK_T_ 51 typedef _BSD_CLOCK_T_ clock_t; 52 #undef _BSD_CLOCK_T_ 53 #endif 54 55 #ifdef _BSD_TIME_T_ 56 typedef _BSD_TIME_T_ time_t; 57 #undef _BSD_TIME_T_ 58 #endif 59 60 #ifdef _BSD_SIZE_T_ 61 typedef _BSD_SIZE_T_ size_t; 62 #undef _BSD_SIZE_T_ 63 #endif 64 65 struct tm { 66 int tm_sec; /* seconds after the minute [0-60] */ 67 int tm_min; /* minutes after the hour [0-59] */ 68 int tm_hour; /* hours since midnight [0-23] */ 69 int tm_mday; /* day of the month [1-31] */ 70 int tm_mon; /* months since January [0-11] */ 71 int tm_year; /* years since 1900 */ 72 int tm_wday; /* days since Sunday [0-6] */ 73 int tm_yday; /* days since January 1 [0-365] */ 74 int tm_isdst; /* Daylight Savings Time flag */ 75 long tm_gmtoff; /* offset from CUT in seconds */ 76 char *tm_zone; /* timezone abbreviation */ 77 }; 78 79 #include <machine/limits.h> /* Include file containing CLK_TCK. */ 80 81 #include <sys/cdefs.h> 82 83 __BEGIN_DECLS 84 char *asctime __P((const struct tm *)); 85 clock_t clock __P((void)); 86 char *ctime __P((const time_t *)); 87 double difftime __P((time_t, time_t)); 88 struct tm *gmtime __P((const time_t *)); 89 struct tm *localtime __P((const time_t *)); 90 time_t mktime __P((struct tm *)); 91 size_t strftime __P((char *, size_t, const char *, const struct tm *)); 92 time_t time __P((time_t *)); 93 94 #ifndef _ANSI_SOURCE 95 void tzset __P((void)); 96 #endif /* not ANSI */ 97 98 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 99 char *timezone __P((int, int)); 100 void tzsetwall __P((void)); 101 #endif /* neither ANSI nor POSIX */ 102 __END_DECLS 103 104 #endif /* !_TIME_H_ */ 105
Indexes created Tue Oct 21 19:09:51 GMT 2025