1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2002, 2003 Alexey Zelkin <phantom@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 /* 32 * XXX: implement missing era_* (LC_TIME) keywords (require libc & 33 * nl_langinfo(3) extensions) 34 * 35 * XXX: correctly handle reserved 'charmap' keyword and '-m' option (require 36 * localedef(1) implementation). Currently it's handled via 37 * nl_langinfo(CODESET). 38 */ 39 40 #include <sys/param.h> 41 #include <sys/types.h> 42 #include <sys/sbuf.h> 43 44 #include <dirent.h> 45 #include <err.h> 46 #include <limits.h> 47 #include <locale.h> 48 #include <langinfo.h> 49 #include <stdio.h> 50 #include <stdlib.h> 51 #include <string.h> 52 #include <stringlist.h> 53 #include <unistd.h> 54 #include "setlocale.h" 55 56 /* Local prototypes */ 57 char *format_grouping(char *); 58 void init_locales_list(void); 59 void list_charmaps(void); 60 void list_locales(void); 61 const char *lookup_localecat(int); 62 char *kwval_lconv(int); 63 int kwval_lookup(const char *, char **, int *, int *, int *); 64 void showdetails(const char *); 65 void showkeywordslist(char *substring); 66 void showlocale(void); 67 void usage(void); 68 69 /* Global variables */ 70 static StringList *locales = NULL; 71 72 static int all_locales = 0; 73 static int all_charmaps = 0; 74 static int prt_categories = 0; 75 static int prt_keywords = 0; 76 77 static const struct _lcinfo { 78 const char *name; 79 int id; 80 } lcinfo [] = { 81 { "LC_CTYPE", LC_CTYPE }, 82 { "LC_COLLATE", LC_COLLATE }, 83 { "LC_TIME", LC_TIME }, 84 { "LC_NUMERIC", LC_NUMERIC }, 85 { "LC_MONETARY", LC_MONETARY }, 86 { "LC_MESSAGES", LC_MESSAGES } 87 }; 88 #define NLCINFO nitems(lcinfo) 89 90 /* ids for values not referenced by nl_langinfo() */ 91 enum { 92 KW_GROUPING, 93 KW_INT_CURR_SYMBOL, 94 KW_CURRENCY_SYMBOL, 95 KW_MON_DECIMAL_POINT, 96 KW_MON_THOUSANDS_SEP, 97 KW_MON_GROUPING, 98 KW_POSITIVE_SIGN, 99 KW_NEGATIVE_SIGN, 100 KW_INT_FRAC_DIGITS, 101 KW_FRAC_DIGITS, 102 KW_P_CS_PRECEDES, 103 KW_P_SEP_BY_SPACE, 104 KW_N_CS_PRECEDES, 105 KW_N_SEP_BY_SPACE, 106 KW_P_SIGN_POSN, 107 KW_N_SIGN_POSN, 108 KW_INT_P_CS_PRECEDES, 109 KW_INT_P_SEP_BY_SPACE, 110 KW_INT_N_CS_PRECEDES, 111 KW_INT_N_SEP_BY_SPACE, 112 KW_INT_P_SIGN_POSN, 113 KW_INT_N_SIGN_POSN, 114 KW_TIME_DAY, 115 KW_TIME_ABDAY, 116 KW_TIME_MON, 117 KW_TIME_ABMON, 118 KW_TIME_AM_PM 119 }; 120 121 enum { 122 TYPE_NUM, 123 TYPE_STR, 124 TYPE_UNQ 125 }; 126 127 enum { 128 SRC_LINFO, 129 SRC_LCONV, 130 SRC_LTIME 131 }; 132 133 static const struct _kwinfo { 134 const char *name; 135 int type; 136 int catid; /* LC_* */ 137 int source; 138 int value_ref; 139 const char *comment; 140 } kwinfo [] = { 141 { "charmap", TYPE_STR, LC_CTYPE, SRC_LINFO, 142 CODESET, "" }, /* hack */ 143 144 /* LC_MONETARY - POSIX */ 145 { "int_curr_symbol", TYPE_STR, LC_MONETARY, SRC_LCONV, 146 KW_INT_CURR_SYMBOL, "" }, 147 { "currency_symbol", TYPE_STR, LC_MONETARY, SRC_LCONV, 148 KW_CURRENCY_SYMBOL, "" }, 149 { "mon_decimal_point", TYPE_STR, LC_MONETARY, SRC_LCONV, 150 KW_MON_DECIMAL_POINT, "" }, 151 { "mon_thousands_sep", TYPE_STR, LC_MONETARY, SRC_LCONV, 152 KW_MON_THOUSANDS_SEP, "" }, 153 { "mon_grouping", TYPE_UNQ, LC_MONETARY, SRC_LCONV, 154 KW_MON_GROUPING, "" }, 155 { "positive_sign", TYPE_STR, LC_MONETARY, SRC_LCONV, 156 KW_POSITIVE_SIGN, "" }, 157 { "negative_sign", TYPE_STR, LC_MONETARY, SRC_LCONV, 158 KW_NEGATIVE_SIGN, "" }, 159 { "int_frac_digits", TYPE_NUM, LC_MONETARY, SRC_LCONV, 160 KW_INT_FRAC_DIGITS, "" }, 161 { "frac_digits", TYPE_NUM, LC_MONETARY, SRC_LCONV, 162 KW_FRAC_DIGITS, "" }, 163 { "p_cs_precedes", TYPE_NUM, LC_MONETARY, SRC_LCONV, 164 KW_P_CS_PRECEDES, "" }, 165 { "p_sep_by_space", TYPE_NUM, LC_MONETARY, SRC_LCONV, 166 KW_P_SEP_BY_SPACE, "" }, 167 { "n_cs_precedes", TYPE_NUM, LC_MONETARY, SRC_LCONV, 168 KW_N_CS_PRECEDES, "" }, 169 { "n_sep_by_space", TYPE_NUM, LC_MONETARY, SRC_LCONV, 170 KW_N_SEP_BY_SPACE, "" }, 171 { "p_sign_posn", TYPE_NUM, LC_MONETARY, SRC_LCONV, 172 KW_P_SIGN_POSN, "" }, 173 { "n_sign_posn", TYPE_NUM, LC_MONETARY, SRC_LCONV, 174 KW_N_SIGN_POSN, "" }, 175 { "int_p_cs_precedes", TYPE_NUM, LC_MONETARY, SRC_LCONV, 176 KW_INT_P_CS_PRECEDES, "" }, 177 { "int_p_sep_by_space", TYPE_NUM, LC_MONETARY, SRC_LCONV, 178 KW_INT_P_SEP_BY_SPACE, "" }, 179 { "int_n_cs_precedes", TYPE_NUM, LC_MONETARY, SRC_LCONV, 180 KW_INT_N_CS_PRECEDES, "" }, 181 { "int_n_sep_by_space", TYPE_NUM, LC_MONETARY, SRC_LCONV, 182 KW_INT_N_SEP_BY_SPACE, "" }, 183 { "int_p_sign_posn", TYPE_NUM, LC_MONETARY, SRC_LCONV, 184 KW_INT_P_SIGN_POSN, "" }, 185 { "int_n_sign_posn", TYPE_NUM, LC_MONETARY, SRC_LCONV, 186 KW_INT_N_SIGN_POSN, "" }, 187 188 /* LC_NUMERIC - POSIX */ 189 { "decimal_point", TYPE_STR, LC_NUMERIC, SRC_LINFO, 190 RADIXCHAR, "" }, 191 { "thousands_sep", TYPE_STR, LC_NUMERIC, SRC_LINFO, 192 THOUSEP, "" }, 193 { "grouping", TYPE_UNQ, LC_NUMERIC, SRC_LCONV, 194 KW_GROUPING, "" }, 195 /* LC_NUMERIC - local additions */ 196 { "radixchar", TYPE_STR, LC_NUMERIC, SRC_LINFO, 197 RADIXCHAR, "Same as decimal_point (FreeBSD only)" }, /* compat */ 198 { "thousep", TYPE_STR, LC_NUMERIC, SRC_LINFO, 199 THOUSEP, "Same as thousands_sep (FreeBSD only)" }, /* compat */ 200 201 /* LC_TIME - POSIX */ 202 { "abday", TYPE_STR, LC_TIME, SRC_LTIME, 203 KW_TIME_ABDAY, "" }, 204 { "day", TYPE_STR, LC_TIME, SRC_LTIME, 205 KW_TIME_DAY, "" }, 206 { "abmon", TYPE_STR, LC_TIME, SRC_LTIME, 207 KW_TIME_ABMON, "" }, 208 { "mon", TYPE_STR, LC_TIME, SRC_LTIME, 209 KW_TIME_MON, "" }, 210 { "d_t_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 211 D_T_FMT, "" }, 212 { "d_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 213 D_FMT, "" }, 214 { "t_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 215 T_FMT, "" }, 216 { "am_pm", TYPE_STR, LC_TIME, SRC_LTIME, 217 KW_TIME_AM_PM, "" }, 218 { "t_fmt_ampm", TYPE_STR, LC_TIME, SRC_LINFO, 219 T_FMT_AMPM, "" }, 220 { "era", TYPE_UNQ, LC_TIME, SRC_LINFO, 221 ERA, "(unavailable)" }, 222 { "era_d_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 223 ERA_D_FMT, "(unavailable)" }, 224 { "era_d_t_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 225 ERA_D_T_FMT, "(unavailable)" }, 226 { "era_t_fmt", TYPE_STR, LC_TIME, SRC_LINFO, 227 ERA_T_FMT, "(unavailable)" }, 228 { "alt_digits", TYPE_UNQ, LC_TIME, SRC_LINFO, 229 ALT_DIGITS, "" }, 230 /* LC_TIME - local additions */ 231 { "abday_1", TYPE_STR, LC_TIME, SRC_LINFO, 232 ABDAY_1, "(FreeBSD only)" }, 233 { "abday_2", TYPE_STR, LC_TIME, SRC_LINFO, 234 ABDAY_2, "(FreeBSD only)" }, 235 { "abday_3", TYPE_STR, LC_TIME, SRC_LINFO, 236 ABDAY_3, "(FreeBSD only)" }, 237 { "abday_4", TYPE_STR, LC_TIME, SRC_LINFO, 238 ABDAY_4, "(FreeBSD only)" }, 239 { "abday_5", TYPE_STR, LC_TIME, SRC_LINFO, 240 ABDAY_5, "(FreeBSD only)" }, 241 { "abday_6", TYPE_STR, LC_TIME, SRC_LINFO, 242 ABDAY_6, "(FreeBSD only)" }, 243 { "abday_7", TYPE_STR, LC_TIME, SRC_LINFO, 244 ABDAY_7, "(FreeBSD only)" }, 245 { "day_1", TYPE_STR, LC_TIME, SRC_LINFO, 246 DAY_1, "(FreeBSD only)" }, 247 { "day_2", TYPE_STR, LC_TIME, SRC_LINFO, 248 DAY_2, "(FreeBSD only)" }, 249 { "day_3", TYPE_STR, LC_TIME, SRC_LINFO, 250 DAY_3, "(FreeBSD only)" }, 251 { "day_4", TYPE_STR, LC_TIME, SRC_LINFO, 252 DAY_4, "(FreeBSD only)" }, 253 { "day_5", TYPE_STR, LC_TIME, SRC_LINFO, 254 DAY_5, "(FreeBSD only)" }, 255 { "day_6", TYPE_STR, LC_TIME, SRC_LINFO, 256 DAY_6, "(FreeBSD only)" }, 257 { "day_7", TYPE_STR, LC_TIME, SRC_LINFO, 258 DAY_7, "(FreeBSD only)" }, 259 { "abmon_1", TYPE_STR, LC_TIME, SRC_LINFO, 260 ABMON_1, "(FreeBSD only)" }, 261 { "abmon_2", TYPE_STR, LC_TIME, SRC_LINFO, 262 ABMON_2, "(FreeBSD only)" }, 263 { "abmon_3", TYPE_STR, LC_TIME, SRC_LINFO, 264 ABMON_3, "(FreeBSD only)" }, 265 { "abmon_4", TYPE_STR, LC_TIME, SRC_LINFO, 266 ABMON_4, "(FreeBSD only)" }, 267 { "abmon_5", TYPE_STR, LC_TIME, SRC_LINFO, 268 ABMON_5, "(FreeBSD only)" }, 269 { "abmon_6", TYPE_STR, LC_TIME, SRC_LINFO, 270 ABMON_6, "(FreeBSD only)" }, 271 { "abmon_7", TYPE_STR, LC_TIME, SRC_LINFO, 272 ABMON_7, "(FreeBSD only)" }, 273 { "abmon_8", TYPE_STR, LC_TIME, SRC_LINFO, 274 ABMON_8, "(FreeBSD only)" }, 275 { "abmon_9", TYPE_STR, LC_TIME, SRC_LINFO, 276 ABMON_9, "(FreeBSD only)" }, 277 { "abmon_10", TYPE_STR, LC_TIME, SRC_LINFO, 278 ABMON_10, "(FreeBSD only)" }, 279 { "abmon_11", TYPE_STR, LC_TIME, SRC_LINFO, 280 ABMON_11, "(FreeBSD only)" }, 281 { "abmon_12", TYPE_STR, LC_TIME, SRC_LINFO, 282 ABMON_12, "(FreeBSD only)" }, 283 { "mon_1", TYPE_STR, LC_TIME, SRC_LINFO, 284 MON_1, "(FreeBSD only)" }, 285 { "mon_2", TYPE_STR, LC_TIME, SRC_LINFO, 286 MON_2, "(FreeBSD only)" }, 287 { "mon_3", TYPE_STR, LC_TIME, SRC_LINFO, 288 MON_3, "(FreeBSD only)" }, 289 { "mon_4", TYPE_STR, LC_TIME, SRC_LINFO, 290 MON_4, "(FreeBSD only)" }, 291 { "mon_5", TYPE_STR, LC_TIME, SRC_LINFO, 292 MON_5, "(FreeBSD only)" }, 293 { "mon_6", TYPE_STR, LC_TIME, SRC_LINFO, 294 MON_6, "(FreeBSD only)" }, 295 { "mon_7", TYPE_STR, LC_TIME, SRC_LINFO, 296 MON_7, "(FreeBSD only)" }, 297 { "mon_8", TYPE_STR, LC_TIME, SRC_LINFO, 298 MON_8, "(FreeBSD only)" }, 299 { "mon_9", TYPE_STR, LC_TIME, SRC_LINFO, 300 MON_9, "(FreeBSD only)" }, 301 { "mon_10", TYPE_STR, LC_TIME, SRC_LINFO, 302 MON_10, "(FreeBSD only)" }, 303 { "mon_11", TYPE_STR, LC_TIME, SRC_LINFO, 304 MON_11, "(FreeBSD only)" }, 305 { "mon_12", TYPE_STR, LC_TIME, SRC_LINFO, 306 MON_12, "(FreeBSD only)" }, 307 { "altmon_1", TYPE_STR, LC_TIME, SRC_LINFO, 308 ALTMON_1, "(FreeBSD only)" }, 309 { "altmon_2", TYPE_STR, LC_TIME, SRC_LINFO, 310 ALTMON_2, "(FreeBSD only)" }, 311 { "altmon_3", TYPE_STR, LC_TIME, SRC_LINFO, 312 ALTMON_3, "(FreeBSD only)" }, 313 { "altmon_4", TYPE_STR, LC_TIME, SRC_LINFO, 314 ALTMON_4, "(FreeBSD only)" }, 315 { "altmon_5", TYPE_STR, LC_TIME, SRC_LINFO, 316 ALTMON_5, "(FreeBSD only)" }, 317 { "altmon_6", TYPE_STR, LC_TIME, SRC_LINFO, 318 ALTMON_6, "(FreeBSD only)" }, 319 { "altmon_7", TYPE_STR, LC_TIME, SRC_LINFO, 320 ALTMON_7, "(FreeBSD only)" }, 321 { "altmon_8", TYPE_STR, LC_TIME, SRC_LINFO, 322 ALTMON_8, "(FreeBSD only)" }, 323 { "altmon_9", TYPE_STR, LC_TIME, SRC_LINFO, 324 ALTMON_9, "(FreeBSD only)" }, 325 { "altmon_10", TYPE_STR, LC_TIME, SRC_LINFO, 326 ALTMON_10, "(FreeBSD only)" }, 327 { "altmon_11", TYPE_STR, LC_TIME, SRC_LINFO, 328 ALTMON_11, "(FreeBSD only)" }, 329 { "altmon_12", TYPE_STR, LC_TIME, SRC_LINFO, 330 ALTMON_12, "(FreeBSD only)" }, 331 { "am_str", TYPE_STR, LC_TIME, SRC_LINFO, 332 AM_STR, "(FreeBSD only)" }, 333 { "pm_str", TYPE_STR, LC_TIME, SRC_LINFO, 334 PM_STR, "(FreeBSD only)" }, 335 { "d_md_order", TYPE_STR, LC_TIME, SRC_LINFO, 336 D_MD_ORDER, "(FreeBSD only)" }, /* local */ 337 338 /* LC_MESSAGES - POSIX */ 339 { "yesexpr", TYPE_STR, LC_MESSAGES, SRC_LINFO, 340 YESEXPR, "" }, 341 { "noexpr", TYPE_STR, LC_MESSAGES, SRC_LINFO, 342 NOEXPR, "" }, 343 /* LC_MESSAGES - local additions */ 344 { "yesstr", TYPE_STR, LC_MESSAGES, SRC_LINFO, 345 YESSTR, "(POSIX legacy)" }, /* compat */ 346 { "nostr", TYPE_STR, LC_MESSAGES, SRC_LINFO, 347 NOSTR, "(POSIX legacy)" } /* compat */ 348 349 }; 350 #define NKWINFO (nitems(kwinfo)) 351 352 static const char *boguslocales[] = { "UTF-8" }; 353 #define NBOGUS (nitems(boguslocales)) 354 355 int 356 main(int argc, char *argv[]) 357 { 358 int ch; 359 int tmp; 360 361 while ((ch = getopt(argc, argv, "ackms:")) != -1) { 362 switch (ch) { 363 case 'a': 364 all_locales = 1; 365 break; 366 case 'c': 367 prt_categories = 1; 368 break; 369 case 'k': 370 prt_keywords = 1; 371 break; 372 case 'm': 373 all_charmaps = 1; 374 break; 375 default: 376 usage(); 377 } 378 } 379 argc -= optind; 380 argv += optind; 381 382 /* validate arguments */ 383 if (all_locales && all_charmaps) 384 usage(); 385 if ((all_locales || all_charmaps) && argc > 0) 386 usage(); 387 if ((all_locales || all_charmaps) && (prt_categories || prt_keywords)) 388 usage(); 389 390 /* process '-a' */ 391 if (all_locales) { 392 list_locales(); 393 exit(0); 394 } 395 396 /* process '-m' */ 397 if (all_charmaps) { 398 list_charmaps(); 399 exit(0); 400 } 401 402 /* check for special case '-k list' */ 403 tmp = 0; 404 if (prt_keywords && argc > 0) 405 while (tmp < argc) 406 if (strcasecmp(argv[tmp++], "list") == 0) { 407 showkeywordslist(argv[tmp]); 408 exit(0); 409 } 410 411 /* process '-c', '-k', or command line arguments. */ 412 if (prt_categories || prt_keywords || argc > 0) { 413 if (prt_keywords || argc > 0) 414 setlocale(LC_ALL, ""); 415 if (argc > 0) { 416 while (argc > 0) { 417 showdetails(*argv); 418 argv++; 419 argc--; 420 } 421 } else { 422 uint i; 423 for (i = 0; i < nitems(kwinfo); i++) 424 showdetails(kwinfo[i].name); 425 } 426 exit(0); 427 } 428 429 /* no arguments, show current locale state */ 430 showlocale(); 431 432 return (0); 433 } 434 435 void 436 usage(void) 437 { 438 printf("Usage: locale [ -a | -m ]\n" 439 " locale -k list [prefix]\n" 440 " locale [ -ck ] [keyword ...]\n"); 441 exit(1); 442 } 443 444 /* 445 * Output information about all available locales 446 * 447 * XXX actually output of this function does not guarantee that locale 448 * is really available to application, since it can be broken or 449 * inconsistent thus setlocale() will fail. Maybe add '-V' function to 450 * also validate these locales? 451 */ 452 void 453 list_locales(void) 454 { 455 size_t i; 456 457 init_locales_list(); 458 for (i = 0; i < locales->sl_cur; i++) { 459 printf("%s\n", locales->sl_str[i]); 460 } 461 } 462 463 /* 464 * qsort() helper function 465 */ 466 static int 467 scmp(const void *s1, const void *s2) 468 { 469 return strcmp(*(const char * const *)s1, *(const char * const *)s2); 470 } 471 472 /* 473 * Output information about all available charmaps 474 * 475 * XXX this function is doing a task in hackish way, i.e. by scaning 476 * list of locales, spliting their codeset part and building list of 477 * them. 478 */ 479 void 480 list_charmaps(void) 481 { 482 size_t i; 483 char *s, *cs; 484 StringList *charmaps; 485 486 /* initialize StringList */ 487 charmaps = sl_init(); 488 if (charmaps == NULL) 489 err(1, "could not allocate memory"); 490 491 /* fetch locales list */ 492 init_locales_list(); 493 494 /* split codesets and build their list */ 495 for (i = 0; i < locales->sl_cur; i++) { 496 s = locales->sl_str[i]; 497 if ((cs = strchr(s, '.')) != NULL) { 498 cs++; 499 if (sl_find(charmaps, cs) == NULL) 500 sl_add(charmaps, cs); 501 } 502 } 503 504 /* add US-ASCII, if not yet added */ 505 if (sl_find(charmaps, "US-ASCII") == NULL) 506 sl_add(charmaps, strdup("US-ASCII")); 507 508 /* sort the list */ 509 qsort(charmaps->sl_str, charmaps->sl_cur, sizeof(char *), scmp); 510 511 /* print results */ 512 for (i = 0; i < charmaps->sl_cur; i++) { 513 printf("%s\n", charmaps->sl_str[i]); 514 } 515 } 516 517 /* 518 * Retrieve sorted list of system locales (or user locales, if PATH_LOCALE 519 * environment variable is set) 520 */ 521 void 522 init_locales_list(void) 523 { 524 DIR *dirp; 525 struct dirent *dp; 526 size_t i; 527 int bogus; 528 529 /* why call this function twice ? */ 530 if (locales != NULL) 531 return; 532 533 /* initialize StringList */ 534 locales = sl_init(); 535 if (locales == NULL) 536 err(1, "could not allocate memory"); 537 538 /* get actual locales directory name */ 539 if (__detect_path_locale() != 0) 540 err(1, "unable to find locales storage"); 541 542 /* open locales directory */ 543 dirp = opendir(_PathLocale); 544 if (dirp == NULL) 545 err(1, "could not open directory '%s'", _PathLocale); 546 547 /* scan directory and store its contents except "." and ".." */ 548 while ((dp = readdir(dirp)) != NULL) { 549 if (*(dp->d_name) == '.') 550 continue; /* exclude "." and ".." */ 551 for (bogus = i = 0; i < NBOGUS; i++) 552 if (strncmp(dp->d_name, boguslocales[i], 553 strlen(boguslocales[i])) == 0) 554 bogus = 1; 555 if (!bogus) 556 sl_add(locales, strdup(dp->d_name)); 557 } 558 closedir(dirp); 559 560 /* make sure that 'POSIX' and 'C' locales are present in the list. 561 * POSIX 1003.1-2001 requires presence of 'POSIX' name only here, but 562 * we also list 'C' for constistency 563 */ 564 if (sl_find(locales, "POSIX") == NULL) 565 sl_add(locales, strdup("POSIX")); 566 567 if (sl_find(locales, "C") == NULL) 568 sl_add(locales, strdup("C")); 569 570 /* make output nicer, sort the list */ 571 qsort(locales->sl_str, locales->sl_cur, sizeof(char *), scmp); 572 } 573 574 /* 575 * Show current locale status, depending on environment variables 576 */ 577 void 578 showlocale(void) 579 { 580 size_t i; 581 const char *lang, *vval, *eval; 582 583 setlocale(LC_ALL, ""); 584 585 lang = getenv("LANG"); 586 if (lang == NULL) { 587 lang = ""; 588 } 589 printf("LANG=%s\n", lang); 590 /* XXX: if LANG is null, then set it to "C" to get implied values? */ 591 592 for (i = 0; i < NLCINFO; i++) { 593 vval = setlocale(lcinfo[i].id, NULL); 594 eval = getenv(lcinfo[i].name); 595 if (eval != NULL && !strcmp(eval, vval) 596 && strcmp(lang, vval)) { 597 /* 598 * Appropriate environment variable set, its value 599 * is valid and not overridden by LC_ALL 600 * 601 * XXX: possible side effect: if both LANG and 602 * overridden environment variable are set into same 603 * value, then it'll be assumed as 'implied' 604 */ 605 printf("%s=%s\n", lcinfo[i].name, vval); 606 } else { 607 printf("%s=\"%s\"\n", lcinfo[i].name, vval); 608 } 609 } 610 611 vval = getenv("LC_ALL"); 612 if (vval == NULL) { 613 vval = ""; 614 } 615 printf("LC_ALL=%s\n", vval); 616 } 617 618 char * 619 format_grouping(char *binary) 620 { 621 static char rval[64]; 622 const char *cp; 623 size_t roff; 624 int len; 625 626 /* 627 * XXX This check will need to be modified if/when localeconv() is 628 * fixed (PR172215). 629 */ 630 if (*binary == CHAR_MAX) 631 return (binary); 632 633 rval[0] = '\0'; 634 roff = 0; 635 for (cp = binary; *cp != '\0'; ++cp) { 636 #if CHAR_MIN != 0 637 if (*cp < 0) 638 break; /* garbage input */ 639 #endif 640 len = snprintf(&rval[roff], sizeof(rval) - roff, "%u;", *cp); 641 if (len < 0 || (unsigned)len >= sizeof(rval) - roff) 642 break; /* insufficient space for output */ 643 roff += len; 644 if (*cp == CHAR_MAX) 645 break; /* special termination */ 646 } 647 648 /* Truncate at the last successfully snprintf()ed semicolon. */ 649 if (roff != 0) 650 rval[roff - 1] = '\0'; 651 652 return (&rval[0]); 653 } 654 655 /* 656 * keyword value lookup helper for values accessible via localeconv() 657 */ 658 char * 659 kwval_lconv(int id) 660 { 661 struct lconv *lc; 662 char *rval; 663 664 rval = NULL; 665 lc = localeconv(); 666 switch (id) { 667 case KW_GROUPING: 668 rval = format_grouping(lc->grouping); 669 break; 670 case KW_INT_CURR_SYMBOL: 671 rval = lc->int_curr_symbol; 672 break; 673 case KW_CURRENCY_SYMBOL: 674 rval = lc->currency_symbol; 675 break; 676 case KW_MON_DECIMAL_POINT: 677 rval = lc->mon_decimal_point; 678 break; 679 case KW_MON_THOUSANDS_SEP: 680 rval = lc->mon_thousands_sep; 681 break; 682 case KW_MON_GROUPING: 683 rval = format_grouping(lc->mon_grouping); 684 break; 685 case KW_POSITIVE_SIGN: 686 rval = lc->positive_sign; 687 break; 688 case KW_NEGATIVE_SIGN: 689 rval = lc->negative_sign; 690 break; 691 case KW_INT_FRAC_DIGITS: 692 rval = &(lc->int_frac_digits); 693 break; 694 case KW_FRAC_DIGITS: 695 rval = &(lc->frac_digits); 696 break; 697 case KW_P_CS_PRECEDES: 698 rval = &(lc->p_cs_precedes); 699 break; 700 case KW_P_SEP_BY_SPACE: 701 rval = &(lc->p_sep_by_space); 702 break; 703 case KW_N_CS_PRECEDES: 704 rval = &(lc->n_cs_precedes); 705 break; 706 case KW_N_SEP_BY_SPACE: 707 rval = &(lc->n_sep_by_space); 708 break; 709 case KW_P_SIGN_POSN: 710 rval = &(lc->p_sign_posn); 711 break; 712 case KW_N_SIGN_POSN: 713 rval = &(lc->n_sign_posn); 714 break; 715 case KW_INT_P_CS_PRECEDES: 716 rval = &(lc->int_p_cs_precedes); 717 break; 718 case KW_INT_P_SEP_BY_SPACE: 719 rval = &(lc->int_p_sep_by_space); 720 break; 721 case KW_INT_N_CS_PRECEDES: 722 rval = &(lc->int_n_cs_precedes); 723 break; 724 case KW_INT_N_SEP_BY_SPACE: 725 rval = &(lc->int_n_sep_by_space); 726 break; 727 case KW_INT_P_SIGN_POSN: 728 rval = &(lc->int_p_sign_posn); 729 break; 730 case KW_INT_N_SIGN_POSN: 731 rval = &(lc->int_n_sign_posn); 732 break; 733 default: 734 break; 735 } 736 return (rval); 737 } 738 739 /* 740 * keyword value lookup helper for LC_TIME keywords not accessible 741 * via nl_langinfo() or localeconv() 742 */ 743 static char * 744 kwval_ltime(int id) 745 { 746 char *rval; 747 struct sbuf *kwsbuf; 748 nl_item i, s_item = 0, e_item = 0; 749 750 switch (id) { 751 case KW_TIME_DAY: 752 s_item = DAY_1; 753 e_item = DAY_7; 754 break; 755 case KW_TIME_ABDAY: 756 s_item = ABDAY_1; 757 e_item = ABDAY_7; 758 break; 759 case KW_TIME_MON: 760 s_item = MON_1; 761 e_item = MON_12; 762 break; 763 case KW_TIME_ABMON: 764 s_item = ABMON_1; 765 e_item = ABMON_12; 766 break; 767 case KW_TIME_AM_PM: 768 if (asprintf(&rval, "%s;%s", 769 nl_langinfo(AM_STR), 770 nl_langinfo(PM_STR)) == -1) 771 err(1, "asprintf"); 772 return (rval); 773 } 774 775 kwsbuf = sbuf_new_auto(); 776 if (kwsbuf == NULL) 777 err(1, "sbuf"); 778 for (i = s_item; i <= e_item; i++) { 779 (void) sbuf_cat(kwsbuf, nl_langinfo(i)); 780 if (i != e_item) 781 (void) sbuf_cat(kwsbuf, ";"); 782 } 783 (void) sbuf_finish(kwsbuf); 784 rval = strdup(sbuf_data(kwsbuf)); 785 if (rval == NULL) 786 err(1, "strdup"); 787 sbuf_delete(kwsbuf); 788 return (rval); 789 } 790 791 /* 792 * keyword value and properties lookup 793 */ 794 int 795 kwval_lookup(const char *kwname, char **kwval, int *cat, int *type, int *alloc) 796 { 797 int rval; 798 size_t i; 799 static char nastr[3] = "-1"; 800 801 rval = 0; 802 *alloc = 0; 803 for (i = 0; i < NKWINFO; i++) { 804 if (strcasecmp(kwname, kwinfo[i].name) == 0) { 805 rval = 1; 806 *cat = kwinfo[i].catid; 807 *type = kwinfo[i].type; 808 switch (kwinfo[i].source) { 809 case SRC_LINFO: 810 *kwval = nl_langinfo(kwinfo[i].value_ref); 811 break; 812 case SRC_LCONV: 813 *kwval = kwval_lconv(kwinfo[i].value_ref); 814 /* 815 * XXX This check will need to be modified 816 * if/when localeconv() is fixed (PR172215). 817 */ 818 if (**kwval == CHAR_MAX) { 819 if (*type == TYPE_NUM) 820 *type = TYPE_UNQ; 821 *kwval = nastr; 822 } 823 break; 824 case SRC_LTIME: 825 *kwval = kwval_ltime(kwinfo[i].value_ref); 826 *alloc = 1; 827 break; 828 } 829 break; 830 } 831 } 832 833 return (rval); 834 } 835 836 /* 837 * Show details about requested keyword according to '-k' and/or '-c' 838 * command line options specified. 839 */ 840 void 841 showdetails(const char *kw) 842 { 843 int type, cat, tmpval, alloc; 844 char *kwval; 845 846 if (kwval_lookup(kw, &kwval, &cat, &type, &alloc) == 0) { 847 /* 848 * invalid keyword specified. 849 * XXX: any actions? 850 */ 851 fprintf(stderr, "Unknown keyword: `%s'\n", kw); 852 return; 853 } 854 855 if (prt_categories) { 856 if (prt_keywords) 857 printf("%-20s ", lookup_localecat(cat)); 858 else 859 printf("%-20s\t%s\n", kw, lookup_localecat(cat)); 860 } 861 862 if (prt_keywords) { 863 switch (type) { 864 case TYPE_NUM: 865 tmpval = (char)*kwval; 866 printf("%s=%d\n", kw, tmpval); 867 break; 868 case TYPE_STR: 869 printf("%s=\"%s\"\n", kw, kwval); 870 break; 871 case TYPE_UNQ: 872 printf("%s=%s\n", kw, kwval); 873 break; 874 } 875 } 876 877 if (!prt_categories && !prt_keywords) { 878 switch (type) { 879 case TYPE_NUM: 880 tmpval = (char)*kwval; 881 printf("%d\n", tmpval); 882 break; 883 case TYPE_STR: 884 case TYPE_UNQ: 885 printf("%s\n", kwval); 886 break; 887 } 888 } 889 890 if (alloc) 891 free(kwval); 892 } 893 894 /* 895 * Convert locale category id into string 896 */ 897 const char * 898 lookup_localecat(int cat) 899 { 900 size_t i; 901 902 for (i = 0; i < NLCINFO; i++) 903 if (lcinfo[i].id == cat) { 904 return (lcinfo[i].name); 905 } 906 return ("UNKNOWN"); 907 } 908 909 /* 910 * Show list of keywords 911 */ 912 void 913 showkeywordslist(char *substring) 914 { 915 size_t i; 916 917 #define FMT "%-20s %-12s %-7s %-20s\n" 918 919 if (substring == NULL) 920 printf("List of available keywords\n\n"); 921 else 922 printf("List of available keywords starting with '%s'\n\n", 923 substring); 924 printf(FMT, "Keyword", "Category", "Type", "Comment"); 925 printf("-------------------- ------------ ------- --------------------\n"); 926 for (i = 0; i < NKWINFO; i++) { 927 if (substring != NULL) { 928 if (strncmp(kwinfo[i].name, substring, 929 strlen(substring)) != 0) 930 continue; 931 } 932 printf(FMT, 933 kwinfo[i].name, 934 lookup_localecat(kwinfo[i].catid), 935 (kwinfo[i].type == TYPE_NUM) ? "number" : "string", 936 kwinfo[i].comment); 937 } 938 } 939