usr/src/lib/libast/common/tm/tmdata.c

   1 /***********************************************************************
   2 *                                                                      *
   3 *               This software is part of the ast package               *
   4 *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
   5 *                      and is licensed under the                       *
   6 *                  Common Public License, Version 1.0                  *
   7 *                    by AT&T Intellectual Property                     *
   8 *                                                                      *
   9 *                A copy of the License is available at                 *
  10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
  11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
  12 *                                                                      *
  13 *              Information and Software Systems Research               *
  14 *                            AT&T Research                             *
  15 *                           Florham Park NJ                            *
  16 *                                                                      *
  17 *                 Glenn Fowler <gsf@research.att.com>                  *
  18 *                  David Korn <dgk@research.att.com>                   *
  19 *                   Phong Vo <kpv@research.att.com>                    *
  20 *                                                                      *
  21 ***********************************************************************/
  22 #pragma prototyped
  23 /*
  24  * Glenn Fowler
  25  * AT&T Research
  26  *
  27  * time conversion support readonly data
  28  */
  29
  30 #include <ast.h>
  31 #include <tm.h>
  32
  33 /*
  34  * default format strings -- must agree with TM_* indices
  35  */
  36
  37 static char*            format[] =
  38 {
  39         "Jan",          "Feb",          "Mar",          "Apr",
  40         "May",          "Jun",          "Jul",          "Aug",
  41         "Sep",          "Oct",          "Nov",          "Dec",
  42
  43         "January",      "February",     "March",        "April",
  44         "May",          "June",         "July",         "August",
  45         "September",    "October",      "November",     "December",
  46
  47         "Sun",          "Mon",          "Tue",          "Wed",
  48         "Thu",          "Fri",          "Sat",
  49
  50         "Sunday",       "Monday",       "Tuesday",      "Wednesday",
  51         "Thursday",     "Friday",       "Saturday",
  52
  53         "%H:%M:%S",     "%m/%d/%y",     "%a %b %e %T %Z %Y",
  54
  55         "AM",           "PM",
  56
  57         "GMT",          "UTC",          "UCT",          "CUT",
  58
  59         "DST",          "",             "",             "",
  60
  61         "s",            "es",           "",             "",
  62
  63         "second",       "minute",       "hour",         "day",
  64         "week",         "month",        "year",
  65
  66         "midnight",     "morning",      "noon",         "evening",
  67
  68         "yesterday",    "today",        "tomorrow",
  69
  70         "last",         "ago",          "past",
  71         "this",         "now",          "current",
  72         "in",           "next",         "hence",
  73         "exactly",      "",             "",
  74
  75         "at",           "on",           "",             "",
  76
  77         "st",           "nd",           "rd",           "th",           "th",
  78         "th",           "th",           "th",           "th",           "th",
  79
  80         "",             "",             "",             "",             "",
  81         "",             "",             "",             "",             "",
  82
  83         "%a %b %e %T %Y",
  84         "%a %b %e %T %Z %Y",
  85         "%a %b %e %T %z %Z %Y",
  86         "%b %e %H:%M",
  87         "%b %e  %Y",
  88         "%I:%M:%S %p",
  89
  90         "",             "",             "",             "",             "",
  91
  92         "first",        "",             "third",        "fourth",       "fifth",
  93         "sixth",        "seventh",      "eighth",       "ninth",        "tenth",
  94
  95         "final",        "ending",       "nth",
  96
  97         "work",         "working",      "workday",
  98 };
  99
 100 /*
 101  * format[] lex type classes
 102  */
 103
 104 static unsigned char    lex[] =
 105 {
 106         TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,
 107         TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,
 108         TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,TM_MONTH_ABBREV,
 109
 110         TM_MONTH,       TM_MONTH,       TM_MONTH,       TM_MONTH,
 111         TM_MONTH,       TM_MONTH,       TM_MONTH,       TM_MONTH,
 112         TM_MONTH,       TM_MONTH,       TM_MONTH,       TM_MONTH,
 113
 114         TM_DAY_ABBREV,  TM_DAY_ABBREV,  TM_DAY_ABBREV,  TM_DAY_ABBREV,
 115         TM_DAY_ABBREV,  TM_DAY_ABBREV,  TM_DAY_ABBREV,
 116
 117         TM_DAY,         TM_DAY,         TM_DAY,         TM_DAY,
 118         TM_DAY,         TM_DAY,         TM_DAY,
 119
 120         0,              0,              0,
 121
 122         TM_MERIDIAN,    TM_MERIDIAN,
 123
 124         TM_UT,          TM_UT,          TM_UT,          TM_UT,
 125         TM_DT,          TM_DT,          TM_DT,          TM_DT,
 126
 127         TM_SUFFIXES,    TM_SUFFIXES,    TM_SUFFIXES,    TM_SUFFIXES,
 128
 129         TM_PARTS,       TM_PARTS,       TM_PARTS,       TM_PARTS,
 130         TM_PARTS,       TM_PARTS,       TM_PARTS,
 131
 132         TM_HOURS,       TM_HOURS,       TM_HOURS,       TM_HOURS,
 133
 134         TM_DAYS,        TM_DAYS,        TM_DAYS,
 135
 136         TM_LAST,        TM_LAST,        TM_LAST,
 137         TM_THIS,        TM_THIS,        TM_THIS,
 138         TM_NEXT,        TM_NEXT,        TM_NEXT,
 139         TM_EXACT,       TM_EXACT,       TM_EXACT,
 140
 141         TM_NOISE,       TM_NOISE,       TM_NOISE,       TM_NOISE,
 142
 143         TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,
 144         TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,     TM_ORDINAL,
 145
 146         0,              0,              0,              0,              0,
 147         0,              0,              0,              0,              0,
 148
 149         0,              0,              0,
 150         0,              0,              0,
 151
 152         0,              0,              0,              0,              0,
 153
 154         TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,
 155         TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,    TM_ORDINALS,
 156
 157         TM_FINAL,       TM_FINAL,       TM_FINAL,
 158
 159         TM_WORK,        TM_WORK,        TM_WORK,
 160 };
 161
 162 /*
 163  * output format digits
 164  */
 165
 166 static char     digit[] = "0123456789";
 167
 168 /*
 169  * number of days in month i
 170  */
 171
 172 static short    days[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
 173
 174 /*
 175  * sum of days in months before month i
 176  */
 177
 178 static short    sum[] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 };
 179
 180 /*
 181  * leap second time_t and accumulated adjustments
 182  * (reverse order -- biased for recent dates)
 183  *
 184  * tl.time is the seconds since the epoch for the leap event
 185  *
 186  *      adding:         the first additional second
 187  *      subtracting:    the first dissappearing second
 188  */
 189
 190 static Tm_leap_t        leap[] =
 191 {
 192          1230768023,   24,              /* 2008-12-31+23:59:60-0000 */
 193          1136073622,   23,              /* 2005-12-31+23:59:60-0000 */
 194           915148821,   22,              /* 1998-12-31+23:59:60-0000 */
 195           867715220,   21,              /* 1997-06-30+23:59:60-0000 */
 196           820454419,   20,              /* 1995-12-31+23:59:60-0000 */
 197           773020818,   19,              /* 1994-06-30+23:59:60-0000 */
 198           741484817,   18,              /* 1993-06-30+23:59:60-0000 */
 199           709948816,   17,              /* 1992-06-30+23:59:60-0000 */
 200           662688015,   16,              /* 1990-12-31+23:59:60-0000 */
 201           631152014,   15,              /* 1989-12-31+23:59:60-0000 */
 202           567993613,   14,              /* 1987-12-31+23:59:60-0000 */
 203           489024012,   13,              /* 1985-06-30+23:59:60-0000 */
 204           425865611,   12,              /* 1983-06-30+23:59:60-0000 */
 205           394329610,   11,              /* 1982-06-30+23:59:60-0000 */
 206           362793609,   10,              /* 1981-06-30+23:59:60-0000 */
 207           315532808,    9,              /* 1979-12-31+23:59:60-0000 */
 208           283996807,    8,              /* 1978-12-31+23:59:60-0000 */
 209           252460806,    7,              /* 1977-12-31+23:59:60-0000 */
 210           220924805,    6,              /* 1976-12-31+23:59:60-0000 */
 211           189302404,    5,              /* 1975-12-31+23:59:60-0000 */
 212           157766403,    4,              /* 1974-12-31+23:59:60-0000 */
 213           126230402,    3,              /* 1973-12-31+23:59:60-0000 */
 214            94694401,    2,              /* 1972-12-31+23:59:60-0000 */
 215            78796800,    1,              /* 1972-06-30+23:59:60-0000 */
 216                   0,    0,              /* can reference (tl+1)     */
 217                   0,    0
 218 };
 219
 220 /*
 221  * time zones
 222  *
 223  * the UTC entries must be first
 224  *
 225  * zones with the same type are contiguous with all but the
 226  * first entry for the type having a null type
 227  *
 228  * tz.standard is the sentinel
 229  */
 230
 231 static Tm_zone_t        zone[] =
 232 {
 233  0,     "GMT",  0,       ( 0 * 60),          0, /* UTC                  */
 234  0,     "UCT",  0,       ( 0 * 60),          0, /* UTC                  */
 235  0,     "UTC",  0,       ( 0 * 60),          0, /* UTC                  */
 236  0,     "CUT",  0,       ( 0 * 60),          0, /* UTC                  */
 237  0,     "Z",    0,       ( 0 * 60),          0, /* UTC                  */
 238  "USA", "HST",  0,       (10 * 60),          0, /* Hawaii               */
 239  0,     "YST",  "YDT",   ( 9 * 60),     TM_DST, /* Yukon                */
 240  0,     "PST",  "PDT",   ( 8 * 60),     TM_DST, /* Pacific              */
 241  0,     "PST",  "PPET",  ( 8 * 60),     TM_DST, /* Pacific pres elect   */
 242  0,     "MST",  "MDT",   ( 7 * 60),     TM_DST, /* Mountain             */
 243  0,     "CST",  "CDT",   ( 6 * 60),     TM_DST, /* Central              */
 244  0,     "EST",  "EDT",   ( 5 * 60),     TM_DST, /* Eastern              */
 245  "CAN", "AST",  "ADT",   ( 4 * 60),     TM_DST, /* Atlantic             */
 246  0,     "NST",  0,       ( 3 * 60 + 30),     0, /* Newfoundland         */
 247  "GBR", "",     "BST",   ( 0 * 60),     TM_DST, /* British Summer       */
 248  "EUR", "WET",  "WEST",  ( 0 * 60),     TM_DST, /* Western Eurpoean     */
 249  0,     "CET",  "CEST", -( 1 * 60),     TM_DST, /* Central European     */
 250  0,     "MET",  "MEST", -( 1 * 60),     TM_DST, /* Middle European      */
 251  0,     "EET",  "EEST", -( 2 * 60),     TM_DST, /* Eastern Eurpoean     */
 252  "ISR", "IST",  "IDT",  -( 3 * 60),     TM_DST, /* Israel               */
 253  "IND", "IST",  0,      -( 5 * 60 + 30 ),    0, /* India                */
 254  "CHN", "HKT",  0,      -( 8 * 60),          0, /* Hong Kong            */
 255  "KOR", "KST",  "KDT",  -( 8 * 60),     TM_DST, /* Korea                */
 256  "SNG", "SST",  0,      -( 8 * 60),          0, /* Singapore            */
 257  "JPN", "JST",  0,      -( 9 * 60),          0, /* Japan                */
 258  "AUS", "AWST", 0,      -( 8 * 60),          0, /* Australia Western    */
 259  0,     "WST",  0,      -( 8 * 60),          0, /* Australia Western    */
 260  0,     "ACST", 0,      -( 9 * 60 + 30),TM_DST, /* Australia Central    */
 261  0,     "CST",  0,      -( 9 * 60 + 30),TM_DST, /* Australia Central    */
 262  0,     "AEST", 0,      -(10 * 60),     TM_DST, /* Australia Eastern    */
 263  0,     "EST",  0,      -(10 * 60),     TM_DST, /* Australia Eastern    */
 264  "NZL", "NZST", "NZDT", -(12 * 60),     TM_DST, /* New Zealand          */
 265  0,     0,      0,      0,                   0
 266 };
 267
 268 /*
 269  * 2007-03-19 move tm_data from _tm_data_ to (*_tm_datap_)
 270  *            to allow future Tm_data_t growth
 271  *            by 2009 _tm_data_ can be static
 272  */
 273
 274 #if _BLD_ast && defined(__EXPORT__)
 275 #define extern          extern __EXPORT__
 276 #endif
 277
 278 extern Tm_data_t        _tm_data_;
 279
 280 #undef  extern
 281
 282 Tm_data_t _tm_data_ = { format, lex, digit, days, sum, leap, zone };
 283
 284 __EXTERN__(Tm_data_t, _tm_data_);
 285
 286 __EXTERN__(Tm_data_t*, _tm_datap_);
 287
 288 Tm_data_t*              _tm_datap_ = &_tm_data_;