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4680 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
2 | #ifndef __dj_include_tzfile_h__ |
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3 | #define __dj_include_tzfile_h__ |
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4 | |||
5 | #ifdef __cplusplus |
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6 | extern "C" { |
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7 | #endif |
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8 | |||
9 | #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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10 | |||
11 | #ifndef __STRICT_ANSI__ |
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12 | |||
13 | #ifndef _POSIX_SOURCE |
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14 | |||
15 | /* |
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16 | * Copyright (c) 1988 Regents of the University of California. |
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17 | * All rights reserved. |
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18 | * |
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19 | * This code is derived from software contributed to Berkeley by |
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20 | * Arthur David Olson of the National Cancer Institute. |
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21 | * |
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22 | * Redistribution and use in source and binary forms are permitted provided |
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23 | * that: (1) source distributions retain this entire copyright notice and |
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24 | * comment, and (2) distributions including binaries display the following |
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25 | * acknowledgement: ``This product includes software developed by the |
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26 | * University of California, Berkeley and its contributors'' in the |
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27 | * documentation or other materials provided with the distribution and in |
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28 | * all advertising materials mentioning features or use of this software. |
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29 | * Neither the name of the University nor the names of its contributors may |
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30 | * be used to endorse or promote products derived from this software without |
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31 | * specific prior written permission. |
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32 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED |
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33 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF |
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34 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
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35 | * |
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36 | * @(#)tzfile.h 5.9 (Berkeley) 6/11/90 |
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37 | */ |
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38 | |||
39 | /* |
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40 | ** Information about time zone files. |
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41 | */ |
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42 | |||
43 | /* Time zone object file directory */ |
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44 | #define TZDIR "/hd/1/menuetos/zoneinfo" |
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45 | #define TZDEFAULT "/hd/1/menuetos/localtim" |
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46 | #define TZDEFRULES "posixrul" |
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47 | |||
48 | /* |
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49 | ** Each file begins with. . . |
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50 | */ |
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51 | |||
52 | struct tzhead { |
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53 | char tzh_reserved[24]; /* reserved for future use */ |
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54 | char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */ |
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55 | char tzh_leapcnt[4]; /* coded number of leap seconds */ |
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56 | char tzh_timecnt[4]; /* coded number of transition times */ |
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57 | char tzh_typecnt[4]; /* coded number of local time types */ |
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58 | char tzh_charcnt[4]; /* coded number of abbr. chars */ |
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59 | }; |
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60 | |||
61 | /* |
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62 | ** . . .followed by. . . |
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63 | ** |
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64 | ** tzh_timecnt (char [4])s coded transition times a la time(2) |
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65 | ** tzh_timecnt (unsigned char)s types of local time starting at above |
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66 | ** tzh_typecnt repetitions of |
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67 | ** one (char [4]) coded GMT offset in seconds |
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68 | ** one (unsigned char) used to set tm_isdst |
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69 | ** one (unsigned char) that's an abbreviation list index |
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70 | ** tzh_charcnt (char)s '\0'-terminated zone abbreviations |
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71 | ** tzh_leapcnt repetitions of |
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72 | ** one (char [4]) coded leap second transition times |
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73 | ** one (char [4]) total correction after above |
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74 | ** tzh_ttisstdcnt (char)s indexed by type; if TRUE, transition |
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75 | ** time is standard time, if FALSE, |
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76 | ** transition time is wall clock time |
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77 | ** if absent, transition times are |
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78 | ** assumed to be wall clock time |
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79 | */ |
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80 | |||
81 | /* |
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82 | ** In the current implementation, "tzset()" refuses to deal with files that |
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83 | ** exceed any of the limits below. |
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84 | */ |
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85 | |||
86 | /* |
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87 | ** The TZ_MAX_TIMES value below is enough to handle a bit more than a |
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88 | ** year's worth of solar time (corrected daily to the nearest second) or |
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89 | ** 138 years of Pacific Presidential Election time |
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90 | ** (where there are three time zone transitions every fourth year). |
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91 | */ |
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92 | #define TZ_MAX_TIMES 370 |
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93 | |||
94 | #define NOSOLAR /* 4BSD doesn't currently handle solar time */ |
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95 | |||
96 | #ifndef NOSOLAR |
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97 | #define TZ_MAX_TYPES 256 /* Limited by what (unsigned char)'s can hold */ |
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98 | #else |
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99 | #define TZ_MAX_TYPES 10 /* Maximum number of local time types */ |
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100 | #endif |
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101 | |||
102 | #define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */ |
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103 | |||
104 | #define TZ_MAX_LEAPS 50 /* Maximum number of leap second corrections */ |
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105 | |||
106 | #define SECSPERMIN 60 |
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107 | #define MINSPERHOUR 60 |
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108 | #define HOURSPERDAY 24 |
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109 | #define DAYSPERWEEK 7 |
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110 | #define DAYSPERNYEAR 365 |
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111 | #define DAYSPERLYEAR 366 |
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112 | #define SECSPERHOUR (SECSPERMIN * MINSPERHOUR) |
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113 | #define SECSPERDAY ((long) SECSPERHOUR * HOURSPERDAY) |
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114 | #define MONSPERYEAR 12 |
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115 | |||
116 | #define TM_SUNDAY 0 |
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117 | #define TM_MONDAY 1 |
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118 | #define TM_TUESDAY 2 |
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119 | #define TM_WEDNESDAY 3 |
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120 | #define TM_THURSDAY 4 |
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121 | #define TM_FRIDAY 5 |
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122 | #define TM_SATURDAY 6 |
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123 | |||
124 | #define TM_JANUARY 0 |
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125 | #define TM_FEBRUARY 1 |
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126 | #define TM_MARCH 2 |
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127 | #define TM_APRIL 3 |
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128 | #define TM_MAY 4 |
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129 | #define TM_JUNE 5 |
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130 | #define TM_JULY 6 |
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131 | #define TM_AUGUST 7 |
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132 | #define TM_SEPTEMBER 8 |
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133 | #define TM_OCTOBER 9 |
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134 | #define TM_NOVEMBER 10 |
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135 | #define TM_DECEMBER 11 |
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136 | |||
137 | #define TM_YEAR_BASE 1900 |
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138 | |||
139 | #define EPOCH_YEAR 1970 |
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140 | #define EPOCH_WDAY TM_THURSDAY |
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141 | |||
142 | /* |
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143 | ** Accurate only for the past couple of centuries; |
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144 | ** that will probably do. |
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145 | */ |
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146 | |||
147 | #define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0) |
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148 | |||
149 | #endif /* !_POSIX_SOURCE */ |
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150 | #endif /* !__STRICT_ANSI__ */ |
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151 | #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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152 | |||
153 | #ifndef __dj_ENFORCE_FUNCTION_CALLS |
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154 | #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
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155 | |||
156 | #ifdef __cplusplus |
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157 | } |
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158 | #endif |
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159 | |||
160 | #endif /* __dj_include_tzfile_h__ */ |