0,0 → 1,160 |
/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
#ifndef __dj_include_tzfile_h__ |
#define __dj_include_tzfile_h__ |
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#ifdef __cplusplus |
extern "C" { |
#endif |
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#ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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#ifndef __STRICT_ANSI__ |
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#ifndef _POSIX_SOURCE |
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/* |
* Copyright (c) 1988 Regents of the University of California. |
* All rights reserved. |
* |
* This code is derived from software contributed to Berkeley by |
* Arthur David Olson of the National Cancer Institute. |
* |
* Redistribution and use in source and binary forms are permitted provided |
* that: (1) source distributions retain this entire copyright notice and |
* comment, and (2) distributions including binaries display the following |
* acknowledgement: ``This product includes software developed by the |
* University of California, Berkeley and its contributors'' in the |
* documentation or other materials provided with the distribution and in |
* all advertising materials mentioning features or use of this software. |
* 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED |
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
* |
* @(#)tzfile.h 5.9 (Berkeley) 6/11/90 |
*/ |
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/* |
** Information about time zone files. |
*/ |
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/* Time zone object file directory */ |
#define TZDIR "/hd/1/menuetos/zoneinfo" |
#define TZDEFAULT "/hd/1/menuetos/localtim" |
#define TZDEFRULES "posixrul" |
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/* |
** Each file begins with. . . |
*/ |
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struct tzhead { |
char tzh_reserved[24]; /* reserved for future use */ |
char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */ |
char tzh_leapcnt[4]; /* coded number of leap seconds */ |
char tzh_timecnt[4]; /* coded number of transition times */ |
char tzh_typecnt[4]; /* coded number of local time types */ |
char tzh_charcnt[4]; /* coded number of abbr. chars */ |
}; |
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/* |
** . . .followed by. . . |
** |
** tzh_timecnt (char [4])s coded transition times a la time(2) |
** tzh_timecnt (unsigned char)s types of local time starting at above |
** tzh_typecnt repetitions of |
** one (char [4]) coded GMT offset in seconds |
** one (unsigned char) used to set tm_isdst |
** one (unsigned char) that's an abbreviation list index |
** tzh_charcnt (char)s '\0'-terminated zone abbreviations |
** tzh_leapcnt repetitions of |
** one (char [4]) coded leap second transition times |
** one (char [4]) total correction after above |
** tzh_ttisstdcnt (char)s indexed by type; if TRUE, transition |
** time is standard time, if FALSE, |
** transition time is wall clock time |
** if absent, transition times are |
** assumed to be wall clock time |
*/ |
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/* |
** In the current implementation, "tzset()" refuses to deal with files that |
** exceed any of the limits below. |
*/ |
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/* |
** The TZ_MAX_TIMES value below is enough to handle a bit more than a |
** year's worth of solar time (corrected daily to the nearest second) or |
** 138 years of Pacific Presidential Election time |
** (where there are three time zone transitions every fourth year). |
*/ |
#define TZ_MAX_TIMES 370 |
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#define NOSOLAR /* 4BSD doesn't currently handle solar time */ |
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#ifndef NOSOLAR |
#define TZ_MAX_TYPES 256 /* Limited by what (unsigned char)'s can hold */ |
#else |
#define TZ_MAX_TYPES 10 /* Maximum number of local time types */ |
#endif |
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#define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */ |
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#define TZ_MAX_LEAPS 50 /* Maximum number of leap second corrections */ |
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#define SECSPERMIN 60 |
#define MINSPERHOUR 60 |
#define HOURSPERDAY 24 |
#define DAYSPERWEEK 7 |
#define DAYSPERNYEAR 365 |
#define DAYSPERLYEAR 366 |
#define SECSPERHOUR (SECSPERMIN * MINSPERHOUR) |
#define SECSPERDAY ((long) SECSPERHOUR * HOURSPERDAY) |
#define MONSPERYEAR 12 |
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#define TM_SUNDAY 0 |
#define TM_MONDAY 1 |
#define TM_TUESDAY 2 |
#define TM_WEDNESDAY 3 |
#define TM_THURSDAY 4 |
#define TM_FRIDAY 5 |
#define TM_SATURDAY 6 |
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#define TM_JANUARY 0 |
#define TM_FEBRUARY 1 |
#define TM_MARCH 2 |
#define TM_APRIL 3 |
#define TM_MAY 4 |
#define TM_JUNE 5 |
#define TM_JULY 6 |
#define TM_AUGUST 7 |
#define TM_SEPTEMBER 8 |
#define TM_OCTOBER 9 |
#define TM_NOVEMBER 10 |
#define TM_DECEMBER 11 |
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#define TM_YEAR_BASE 1900 |
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#define EPOCH_YEAR 1970 |
#define EPOCH_WDAY TM_THURSDAY |
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/* |
** Accurate only for the past couple of centuries; |
** that will probably do. |
*/ |
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#define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0) |
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#endif /* !_POSIX_SOURCE */ |
#endif /* !__STRICT_ANSI__ */ |
#endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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#ifndef __dj_ENFORCE_FUNCTION_CALLS |
#endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
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#ifdef __cplusplus |
} |
#endif |
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#endif /* __dj_include_tzfile_h__ */ |