locale/programs/ld-identification.c

   1 /* Copyright (C) 1998,1999,2000,2001,2002,2005 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published
   7    by the Free Software Foundation; version 2 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software Foundation,
  17    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 # include <config.h>
  21 #endif
  22
  23 #include <error.h>
  24 #include <langinfo.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <sys/uio.h>
  28
  29 #include <assert.h>
  30
  31 #include "localedef.h"
  32 #include "localeinfo.h"
  33 #include "locfile.h"
  34
  35
  36 /* The real definition of the struct for the LC_IDENTIFICATION locale.  */
  37 struct locale_identification_t
  38 {
  39   const char *title;
  40   const char *source;
  41   const char *address;
  42   const char *contact;
  43   const char *email;
  44   const char *tel;
  45   const char *fax;
  46   const char *language;
  47   const char *territory;
  48   const char *audience;
  49   const char *application;
  50   const char *abbreviation;
  51   const char *revision;
  52   const char *date;
  53   const char *category[__LC_LAST];
  54 };
  55
  56
  57 static const char *category_name[__LC_LAST] =
  58 {
  59   [LC_CTYPE] = "LC_CTYPE",
  60   [LC_NUMERIC] = "LC_NUMERIC",
  61   [LC_TIME] = "LC_TIME",
  62   [LC_COLLATE] = "LC_COLLATE",
  63   [LC_MONETARY] = "LC_MONETARY",
  64   [LC_MESSAGES] = "LC_MESSAGES",
  65   [LC_ALL] = "LC_ALL",
  66   [LC_PAPER] = "LC_PAPER",
  67   [LC_NAME] = "LC_NAME",
  68   [LC_ADDRESS] = "LC_ADDRESS",
  69   [LC_TELEPHONE] = "LC_TELEPHONE",
  70   [LC_MEASUREMENT] = "LC_MEASUREMENT",
  71   [LC_IDENTIFICATION] = "LC_IDENTIFICATION"
  72 };
  73
  74
  75 static void
  76 identification_startup (struct linereader *lr, struct localedef_t *locale,
  77                         int ignore_content)
  78 {
  79   if (!ignore_content)
  80     {
  81       locale->categories[LC_IDENTIFICATION].identification =
  82         (struct locale_identification_t *)
  83         xcalloc (1, sizeof (struct locale_identification_t));
  84
  85       locale->categories[LC_IDENTIFICATION].identification->category[LC_ALL] =
  86         "";
  87     }
  88
  89   if (lr != NULL)
  90     {
  91       lr->translate_strings = 1;
  92       lr->return_widestr = 0;
  93     }
  94 }
  95
  96
  97 void
  98 identification_finish (struct localedef_t *locale,
  99                        const struct charmap_t *charmap)
 100 {
 101   struct locale_identification_t *identification
 102     = locale->categories[LC_IDENTIFICATION].identification;
 103   int nothing = 0;
 104   size_t num;
 105
 106   /* Now resolve copying and also handle completely missing definitions.  */
 107   if (identification == NULL)
 108     {
 109       /* First see whether we were supposed to copy.  If yes, find the
 110          actual definition.  */
 111       if (locale->copy_name[LC_IDENTIFICATION] != NULL)
 112         {
 113           /* Find the copying locale.  This has to happen transitively since
 114              the locale we are copying from might also copying another one.  */
 115           struct localedef_t *from = locale;
 116
 117           do
 118             from = find_locale (LC_IDENTIFICATION,
 119                                 from->copy_name[LC_IDENTIFICATION],
 120                                 from->repertoire_name, charmap);
 121           while (from->categories[LC_IDENTIFICATION].identification == NULL
 122                  && from->copy_name[LC_IDENTIFICATION] != NULL);
 123
 124           identification = locale->categories[LC_IDENTIFICATION].identification
 125             = from->categories[LC_IDENTIFICATION].identification;
 126         }
 127
 128       /* If there is still no definition issue an warning and create an
 129          empty one.  */
 130       if (identification == NULL)
 131         {
 132           if (! be_quiet)
 133             WITH_CUR_LOCALE (error (0, 0, _("\
 134 No definition for %s category found"), "LC_IDENTIFICATION"));
 135           identification_startup (NULL, locale, 0);
 136           identification
 137             = locale->categories[LC_IDENTIFICATION].identification;
 138           nothing = 1;
 139         }
 140     }
 141
 142 #define TEST_ELEM(cat) \
 143   if (identification->cat == NULL)                                            \
 144     {                                                                         \
 145       if (verbose && ! nothing)                                               \
 146         WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"),        \
 147                                 "LC_IDENTIFICATION", #cat));                  \
 148       identification->cat = "";                                               \
 149     }
 150
 151   TEST_ELEM (title);
 152   TEST_ELEM (source);
 153   TEST_ELEM (address);
 154   TEST_ELEM (contact);
 155   TEST_ELEM (email);
 156   TEST_ELEM (tel);
 157   TEST_ELEM (fax);
 158   TEST_ELEM (language);
 159   TEST_ELEM (territory);
 160   TEST_ELEM (audience);
 161   TEST_ELEM (application);
 162   TEST_ELEM (abbreviation);
 163   TEST_ELEM (revision);
 164   TEST_ELEM (date);
 165
 166   for (num = 0; num < __LC_LAST; ++num)
 167     if (num != LC_ALL && identification->category[num] == NULL)
 168       {
 169         if (verbose && ! nothing)
 170           WITH_CUR_LOCALE (error (0, 0, _("\
 171 %s: no identification for category `%s'"),
 172                                   "LC_IDENTIFICATION", category_name[num]));
 173         identification->category[num] = "";
 174       }
 175 }
 176
 177
 178 void
 179 identification_output (struct localedef_t *locale,
 180                        const struct charmap_t *charmap,
 181                        const char *output_path)
 182 {
 183   struct locale_identification_t *identification
 184     = locale->categories[LC_IDENTIFICATION].identification;
 185   struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION)
 186                   + (__LC_LAST - 2)];
 187   struct locale_file data;
 188   uint32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION)];
 189   size_t cnt = 0;
 190   size_t num;
 191   size_t last_idx;
 192
 193   data.magic = LIMAGIC (LC_IDENTIFICATION);
 194   data.n = _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION);
 195   iov[cnt].iov_base = (void *) &data;
 196   iov[cnt].iov_len = sizeof (data);
 197   ++cnt;
 198
 199   iov[cnt].iov_base = (void *) idx;
 200   iov[cnt].iov_len = sizeof (idx);
 201   ++cnt;
 202
 203   idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
 204   iov[cnt].iov_base = (void *) identification->title;
 205   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 206   ++cnt;
 207
 208   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 209   iov[cnt].iov_base = (void *) identification->source;
 210   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 211   ++cnt;
 212
 213   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 214   iov[cnt].iov_base = (void *) identification->address;
 215   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 216   ++cnt;
 217
 218   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 219   iov[cnt].iov_base = (void *) identification->contact;
 220   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 221   ++cnt;
 222
 223   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 224   iov[cnt].iov_base = (void *) identification->email;
 225   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 226   ++cnt;
 227
 228   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 229   iov[cnt].iov_base = (void *) identification->tel;
 230   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 231   ++cnt;
 232
 233   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 234   iov[cnt].iov_base = (void *) identification->fax;
 235   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 236   ++cnt;
 237
 238   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 239   iov[cnt].iov_base = (void *) identification->language;
 240   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 241   ++cnt;
 242
 243   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 244   iov[cnt].iov_base = (void *) identification->territory;
 245   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 246   ++cnt;
 247
 248   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 249   iov[cnt].iov_base = (void *) identification->audience;
 250   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 251   ++cnt;
 252
 253   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 254   iov[cnt].iov_base = (void *) identification->application;
 255   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 256   ++cnt;
 257
 258   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 259   iov[cnt].iov_base = (void *) identification->abbreviation;
 260   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 261   ++cnt;
 262
 263   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 264   iov[cnt].iov_base = (void *) identification->revision;
 265   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 266   ++cnt;
 267
 268   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 269   iov[cnt].iov_base = (void *) identification->date;
 270   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 271   ++cnt;
 272
 273   idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
 274   last_idx = cnt - 1;
 275   idx[last_idx] = idx[cnt - 2];
 276   for (num = 0; num < __LC_LAST; ++num)
 277     if (num != LC_ALL)
 278       {
 279         iov[cnt].iov_base = (void *) identification->category[num];
 280         iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 281         idx[last_idx] += iov[cnt].iov_len;
 282         ++cnt;
 283       }
 284
 285   assert (last_idx == _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION) - 1);
 286   iov[cnt].iov_base = (void *) charmap->code_set_name;
 287   iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
 288   ++cnt;
 289
 290   assert (cnt == (2 + _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION)
 291                   + (__LC_LAST - 2)));
 292
 293   write_locale_data (output_path, LC_IDENTIFICATION, "LC_IDENTIFICATION", cnt,
 294                      iov);
 295 }
 296
 297
 298 /* The parser for the LC_IDENTIFICATION section of the locale definition.  */
 299 void
 300 identification_read (struct linereader *ldfile, struct localedef_t *result,
 301                const struct charmap_t *charmap, const char *repertoire_name,
 302                int ignore_content)
 303 {
 304   struct locale_identification_t *identification;
 305   struct token *now;
 306   struct token *arg;
 307   struct token *cattok;
 308   int category;
 309   enum token_t nowtok;
 310
 311   /* The rest of the line containing `LC_IDENTIFICATION' must be free.  */
 312   lr_ignore_rest (ldfile, 1);
 313
 314   do
 315     {
 316       now = lr_token (ldfile, charmap, result, NULL, verbose);
 317       nowtok = now->tok;
 318     }
 319   while (nowtok == tok_eol);
 320
 321   /* If we see `copy' now we are almost done.  */
 322   if (nowtok == tok_copy)
 323     {
 324       handle_copy (ldfile, charmap, repertoire_name, result,
 325                    tok_lc_identification, LC_IDENTIFICATION,
 326                    "LC_IDENTIFICATION", ignore_content);
 327       return;
 328     }
 329
 330   /* Prepare the data structures.  */
 331   identification_startup (ldfile, result, ignore_content);
 332   identification = result->categories[LC_IDENTIFICATION].identification;
 333
 334   while (1)
 335     {
 336       /* Of course we don't proceed beyond the end of file.  */
 337       if (nowtok == tok_eof)
 338         break;
 339
 340       /* Ignore empty lines.  */
 341       if (nowtok == tok_eol)
 342         {
 343           now = lr_token (ldfile, charmap, result, NULL, verbose);
 344           nowtok = now->tok;
 345           continue;
 346         }
 347
 348       switch (nowtok)
 349         {
 350 #define STR_ELEM(cat) \
 351         case tok_##cat:                                                       \
 352           /* Ignore the rest of the line if we don't need the input of        \
 353              this line.  */                                                   \
 354           if (ignore_content)                                                 \
 355             {                                                                 \
 356               lr_ignore_rest (ldfile, 0);                                     \
 357               break;                                                          \
 358             }                                                                 \
 359                                                                               \
 360           arg = lr_token (ldfile, charmap, result, NULL, verbose);            \
 361           if (arg->tok != tok_string)                                         \
 362             goto err_label;                                                   \
 363           if (identification->cat != NULL)                                    \
 364             lr_error (ldfile, _("\
 365 %s: field `%s' declared more than once"), "LC_IDENTIFICATION", #cat);         \
 366           else if (!ignore_content && arg->val.str.startmb == NULL)           \
 367             {                                                                 \
 368               lr_error (ldfile, _("\
 369 %s: unknown character in field `%s'"), "LC_IDENTIFICATION", #cat);            \
 370               identification->cat = "";                                       \
 371             }                                                                 \
 372           else if (!ignore_content)                                           \
 373             identification->cat = arg->val.str.startmb;                       \
 374           break
 375
 376           STR_ELEM (title);
 377           STR_ELEM (source);
 378           STR_ELEM (address);
 379           STR_ELEM (contact);
 380           STR_ELEM (email);
 381           STR_ELEM (tel);
 382           STR_ELEM (fax);
 383           STR_ELEM (language);
 384           STR_ELEM (territory);
 385           STR_ELEM (audience);
 386           STR_ELEM (application);
 387           STR_ELEM (abbreviation);
 388           STR_ELEM (revision);
 389           STR_ELEM (date);
 390
 391         case tok_category:
 392           /* Ignore the rest of the line if we don't need the input of
 393              this line.  */
 394           if (ignore_content)
 395             {
 396               lr_ignore_rest (ldfile, 0);
 397               break;
 398             }
 399
 400           /* We expect two operands.  */
 401           arg = lr_token (ldfile, charmap, result, NULL, verbose);
 402           if (arg->tok != tok_string && arg->tok != tok_ident)
 403             goto err_label;
 404           /* Next is a semicolon.  */
 405           cattok = lr_token (ldfile, charmap, result, NULL, verbose);
 406           if (cattok->tok != tok_semicolon)
 407             goto err_label;
 408           /* Now a LC_xxx identifier.  */
 409           cattok = lr_token (ldfile, charmap, result, NULL, verbose);
 410           switch (cattok->tok)
 411             {
 412 #define CATEGORY(lname, uname) \
 413             case tok_lc_##lname:                                              \
 414               category = LC_##uname;                                          \
 415               break
 416
 417               CATEGORY (identification, IDENTIFICATION);
 418               CATEGORY (ctype, CTYPE);
 419               CATEGORY (collate, COLLATE);
 420               CATEGORY (time, TIME);
 421               CATEGORY (numeric, NUMERIC);
 422               CATEGORY (monetary, MONETARY);
 423               CATEGORY (messages, MESSAGES);
 424               CATEGORY (paper, PAPER);
 425               CATEGORY (name, NAME);
 426               CATEGORY (address, ADDRESS);
 427               CATEGORY (telephone, TELEPHONE);
 428               CATEGORY (measurement, MEASUREMENT);
 429
 430             default:
 431               goto err_label;
 432             }
 433           if (identification->category[category] != NULL)
 434             {
 435               lr_error (ldfile, _("\
 436 %s: duplicate category version definition"), "LC_IDENTIFICATION");
 437               free (arg->val.str.startmb);
 438             }
 439           else
 440             identification->category[category] = arg->val.str.startmb;
 441           break;
 442
 443         case tok_end:
 444           /* Next we assume `LC_IDENTIFICATION'.  */
 445           arg = lr_token (ldfile, charmap, result, NULL, verbose);
 446           if (arg->tok == tok_eof)
 447             break;
 448           if (arg->tok == tok_eol)
 449             lr_error (ldfile, _("%s: incomplete `END' line"),
 450                       "LC_IDENTIFICATION");
 451           else if (arg->tok != tok_lc_identification)
 452             lr_error (ldfile, _("\
 453 %1$s: definition does not end with `END %1$s'"), "LC_IDENTIFICATION");
 454           lr_ignore_rest (ldfile, arg->tok == tok_lc_identification);
 455           return;
 456
 457         default:
 458         err_label:
 459           SYNTAX_ERROR (_("%s: syntax error"), "LC_IDENTIFICATION");
 460         }
 461
 462       /* Prepare for the next round.  */
 463       now = lr_token (ldfile, charmap, result, NULL, verbose);
 464       nowtok = now->tok;
 465     }
 466
 467   /* When we come here we reached the end of the file.  */
 468   lr_error (ldfile, _("%s: premature end of file"), "LC_IDENTIFICATION");
 469 }