usr.bin/localedef/localedef.c

   1 /*-
   2  * Copyright 2018 Nexenta Systems, Inc.
   3  * Copyright 2015 John Marino <draco@marino.st>
   4  *
   5  * This source code is derived from the illumos localedef command, and
   6  * provided under BSD-style license terms by Nexenta Systems, Inc.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 /*
  32  * POSIX localedef.
  33  */
  34 #include <sys/cdefs.h>
  35 #include <sys/endian.h>
  36 #include <sys/stat.h>
  37 #include <sys/types.h>
  38
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41 #include <errno.h>
  42 #include <string.h>
  43 #include <libgen.h>
  44 #include <stddef.h>
  45 #include <unistd.h>
  46 #include <limits.h>
  47 #include <locale.h>
  48 #include <dirent.h>
  49 #include "collate.h"
  50 #include "localedef.h"
  51 #include "parser.h"
  52
  53 #ifndef TEXT_DOMAIN
  54 #define TEXT_DOMAIN     "SYS_TEST"
  55 #endif
  56
  57 static int bsd = 0;
  58 static int byteorder = 0;
  59 int verbose = 0;
  60 int undefok = 0;
  61 int warnok = 0;
  62 static char *locname = NULL;
  63 static char locpath[PATH_MAX];
  64 char *version = NULL;
  65
  66 const char *
  67 category_name(void)
  68 {
  69         switch (get_category()) {
  70         case T_CHARMAP:
  71                 return ("CHARMAP");
  72         case T_WIDTH:
  73                 return ("WIDTH");
  74         case T_COLLATE:
  75                 return ("LC_COLLATE");
  76         case T_CTYPE:
  77                 return ("LC_CTYPE");
  78         case T_MESSAGES:
  79                 return ("LC_MESSAGES");
  80         case T_MONETARY:
  81                 return ("LC_MONETARY");
  82         case T_NUMERIC:
  83                 return ("LC_NUMERIC");
  84         case T_TIME:
  85                 return ("LC_TIME");
  86         default:
  87                 INTERR;
  88                 return (NULL);
  89         }
  90 }
  91
  92 static char *
  93 category_file(void)
  94 {
  95         if (bsd)
  96                 (void) snprintf(locpath, sizeof (locpath), "%s.%s",
  97                     locname, category_name());
  98         else
  99                 (void) snprintf(locpath, sizeof (locpath), "%s/%s",
 100                     locname, category_name());
 101         return (locpath);
 102 }
 103
 104 FILE *
 105 open_category(void)
 106 {
 107         FILE *file;
 108
 109         if (verbose) {
 110                 (void) printf("Writing category %s: ", category_name());
 111                 (void) fflush(stdout);
 112         }
 113
 114         /* make the parent directory */
 115         if (!bsd)
 116                 (void) mkdir(dirname(category_file()), 0755);
 117
 118         /*
 119          * note that we have to regenerate the file name, as dirname
 120          * clobbered it.
 121          */
 122         file = fopen(category_file(), "w");
 123         if (file == NULL) {
 124                 errf("%s", strerror(errno));
 125                 return (NULL);
 126         }
 127         return (file);
 128 }
 129
 130 void
 131 close_category(FILE *f)
 132 {
 133         if (fchmod(fileno(f), 0644) < 0) {
 134                 (void) fclose(f);
 135                 (void) unlink(category_file());
 136                 errf("%s", strerror(errno));
 137         }
 138         if (fclose(f) < 0) {
 139                 (void) unlink(category_file());
 140                 errf("%s", strerror(errno));
 141         }
 142         if (verbose) {
 143                 (void) fprintf(stdout, "done.\n");
 144                 (void) fflush(stdout);
 145         }
 146 }
 147
 148 /*
 149  * This function is used when copying the category from another
 150  * locale.  Note that the copy is actually performed using a hard
 151  * link for efficiency.
 152  */
 153 void
 154 copy_category(char *src)
 155 {
 156         char    srcpath[PATH_MAX];
 157         int     rv;
 158
 159         (void) snprintf(srcpath, sizeof (srcpath), "%s/%s",
 160             src, category_name());
 161         rv = access(srcpath, R_OK);
 162         if ((rv != 0) && (strchr(srcpath, '/') == NULL)) {
 163                 /* Maybe we should try the system locale */
 164                 (void) snprintf(srcpath, sizeof (srcpath),
 165                     "/usr/lib/locale/%s/%s", src, category_name());
 166                 rv = access(srcpath, R_OK);
 167         }
 168
 169         if (rv != 0) {
 170                 fprintf(stderr,"source locale data unavailable: %s\n", src);
 171                 return;
 172         }
 173
 174         if (verbose > 1) {
 175                 (void) printf("Copying category %s from %s: ",
 176                     category_name(), src);
 177                 (void) fflush(stdout);
 178         }
 179
 180         /* make the parent directory */
 181         if (!bsd)
 182                 (void) mkdir(dirname(category_file()), 0755);
 183
 184         if (link(srcpath, category_file()) != 0) {
 185                 fprintf(stderr,"unable to copy locale data: %s\n",
 186                         strerror(errno));
 187                 return;
 188         }
 189         if (verbose > 1) {
 190                 (void) printf("done.\n");
 191         }
 192 }
 193
 194 int
 195 putl_category(const char *s, FILE *f)
 196 {
 197         if (s && fputs(s, f) == EOF) {
 198                 (void) fclose(f);
 199                 (void) unlink(category_file());
 200                 errf("%s", strerror(errno));
 201                 return (EOF);
 202         }
 203         if (fputc('\n', f) == EOF) {
 204                 (void) fclose(f);
 205                 (void) unlink(category_file());
 206                 errf("%s", strerror(errno));
 207                 return (EOF);
 208         }
 209         return (0);
 210 }
 211
 212 int
 213 wr_category(void *buf, size_t sz, FILE *f)
 214 {
 215         if (!sz) {
 216                 return (0);
 217         }
 218         if (fwrite(buf, sz, 1, f) < 1) {
 219                 (void) fclose(f);
 220                 (void) unlink(category_file());
 221                 errf("%s", strerror(errno));
 222                 return (EOF);
 223         }
 224         return (0);
 225 }
 226
 227 uint32_t
 228 htote(uint32_t arg)
 229 {
 230
 231         if (byteorder == 4321)
 232                 return (htobe32(arg));
 233         else if (byteorder == 1234)
 234                 return (htole32(arg));
 235         else
 236                 return (arg);
 237 }
 238
 239 int yyparse(void);
 240
 241 static void
 242 usage(void)
 243 {
 244         (void) fprintf(stderr, "Usage: localedef [options] localename\n");
 245         (void) fprintf(stderr, "[options] are:\n");
 246         (void) fprintf(stderr, "  -D          : BSD-style output\n");
 247         (void) fprintf(stderr, "  -b          : big-endian output\n");
 248         (void) fprintf(stderr, "  -c          : ignore warnings\n");
 249         (void) fprintf(stderr, "  -l          : little-endian output\n");
 250         (void) fprintf(stderr, "  -v          : verbose output\n");
 251         (void) fprintf(stderr, "  -U          : ignore undefined symbols\n");
 252         (void) fprintf(stderr, "  -f charmap  : use given charmap file\n");
 253         (void) fprintf(stderr, "  -u encoding : assume encoding\n");
 254         (void) fprintf(stderr, "  -w widths   : use screen widths file\n");
 255         (void) fprintf(stderr, "  -i locsrc   : source file for locale\n");
 256         (void) fprintf(stderr, "  -V version  : version string for locale\n");
 257         exit(4);
 258 }
 259
 260 int
 261 main(int argc, char **argv)
 262 {
 263         int c;
 264         char *lfname = NULL;
 265         char *cfname = NULL;
 266         char *wfname = NULL;
 267         DIR *dir;
 268
 269         init_charmap();
 270         init_collate();
 271         init_ctype();
 272         init_messages();
 273         init_monetary();
 274         init_numeric();
 275         init_time();
 276
 277 #if YYDEBUG
 278         yydebug = 0;
 279 #endif
 280
 281         (void) setlocale(LC_ALL, "");
 282
 283         while ((c = getopt(argc, argv, "blw:i:cf:u:vUDV:")) != -1) {
 284                 switch (c) {
 285                 case 'D':
 286                         bsd = 1;
 287                         break;
 288                 case 'b':
 289                 case 'l':
 290                         if (byteorder != 0)
 291                                 usage();
 292                         byteorder = c == 'b' ? 4321 : 1234;
 293                         break;
 294                 case 'v':
 295                         verbose++;
 296                         break;
 297                 case 'i':
 298                         lfname = optarg;
 299                         break;
 300                 case 'u':
 301                         set_wide_encoding(optarg);
 302                         break;
 303                 case 'f':
 304                         cfname = optarg;
 305                         break;
 306                 case 'U':
 307                         undefok++;
 308                         break;
 309                 case 'c':
 310                         warnok++;
 311                         break;
 312                 case 'w':
 313                         wfname = optarg;
 314                         break;
 315                 case '?':
 316                         usage();
 317                         break;
 318                 case 'V':
 319                         version = optarg;
 320                         break;
 321                 }
 322         }
 323
 324         if ((argc - 1) != (optind)) {
 325                 usage();
 326         }
 327         locname = argv[argc - 1];
 328         if (verbose) {
 329                 (void) printf("Processing locale %s.\n", locname);
 330         }
 331
 332         if (version && strlen(version) >= XLOCALE_DEF_VERSION_LEN) {
 333                 (void) fprintf(stderr, "Version string too long.\n");
 334                 exit(1);
 335         }
 336
 337         if (cfname) {
 338                 if (verbose)
 339                         (void) printf("Loading charmap %s.\n", cfname);
 340                 reset_scanner(cfname);
 341                 (void) yyparse();
 342         }
 343
 344         if (wfname) {
 345                 if (verbose)
 346                         (void) printf("Loading widths %s.\n", wfname);
 347                 reset_scanner(wfname);
 348                 (void) yyparse();
 349         }
 350
 351         if (verbose) {
 352                 (void) printf("Loading POSIX portable characters.\n");
 353         }
 354         add_charmap_posix();
 355
 356         if (lfname) {
 357                 reset_scanner(lfname);
 358         } else {
 359                 reset_scanner(NULL);
 360         }
 361
 362         /* make the directory for the locale if not already present */
 363         if (!bsd) {
 364                 while ((dir = opendir(locname)) == NULL) {
 365                         if ((errno != ENOENT) ||
 366                             (mkdir(locname, 0755) <  0)) {
 367                                 errf("%s", strerror(errno));
 368                         }
 369                 }
 370                 (void) closedir(dir);
 371                 (void) mkdir(dirname(category_file()), 0755);
 372         }
 373
 374         (void) yyparse();
 375         if (verbose) {
 376                 (void) printf("All done.\n");
 377         }
 378         return (warnings ? 1 : 0);
 379 }