usr.bin/localedef/localedef.c

   1 /*
   2  * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
   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
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <errno.h>
  38 #include <sys/types.h>
  39 #include <sys/stat.h>
  40 #include <string.h>
  41 #include <unistd.h>
  42 #include <libgen.h>
  43 #include <stddef.h>
  44 #include <unistd.h>
  45 #include <limits.h>
  46 #include <locale.h>
  47 #include <dirent.h>
  48 #include "localedef.h"
  49 #include "parser.h"
  50
  51 #ifndef TEXT_DOMAIN
  52 #define TEXT_DOMAIN     "SYS_TEST"
  53 #endif
  54
  55 static int bsd = 0;
  56 int verbose = 0;
  57 int undefok = 0;
  58 int warnok = 0;
  59 static char *locname = NULL;
  60 static char locpath[PATH_MAX];
  61
  62 const char *
  63 category_name(void)
  64 {
  65         switch (get_category()) {
  66         case T_CHARMAP:
  67                 return ("CHARMAP");
  68         case T_WIDTH:
  69                 return ("WIDTH");
  70         case T_COLLATE:
  71                 return ("LC_COLLATE");
  72         case T_CTYPE:
  73                 return ("LC_CTYPE");
  74         case T_MESSAGES:
  75                 return ("LC_MESSAGES");
  76         case T_MONETARY:
  77                 return ("LC_MONETARY");
  78         case T_NUMERIC:
  79                 return ("LC_NUMERIC");
  80         case T_TIME:
  81                 return ("LC_TIME");
  82         default:
  83                 INTERR;
  84                 return (NULL);
  85         }
  86 }
  87
  88 static char *
  89 category_file(void)
  90 {
  91         if (bsd)
  92                 (void) snprintf(locpath, sizeof (locpath), "%s.%s",
  93                     locname, category_name());
  94         else
  95                 (void) snprintf(locpath, sizeof (locpath), "%s/%s",
  96                     locname, category_name());
  97         return (locpath);
  98 }
  99
 100 FILE *
 101 open_category(void)
 102 {
 103         FILE *file;
 104
 105         if (verbose) {
 106                 (void) printf("Writing category %s: ", category_name());
 107                 (void) fflush(stdout);
 108         }
 109
 110         /* make the parent directory */
 111         if (!bsd)
 112                 (void) mkdir(dirname(category_file()), 0755);
 113
 114         /*
 115          * note that we have to regenerate the file name, as dirname
 116          * clobbered it.
 117          */
 118         file = fopen(category_file(), "w");
 119         if (file == NULL) {
 120                 errf(strerror(errno));
 121                 return (NULL);
 122         }
 123         return (file);
 124 }
 125
 126 void
 127 close_category(FILE *f)
 128 {
 129         if (fchmod(fileno(f), 0644) < 0) {
 130                 (void) fclose(f);
 131                 (void) unlink(category_file());
 132                 errf(strerror(errno));
 133         }
 134         if (fclose(f) < 0) {
 135                 (void) unlink(category_file());
 136                 errf(strerror(errno));
 137         }
 138         if (verbose) {
 139                 (void) fprintf(stdout, "done.\n");
 140                 (void) fflush(stdout);
 141         }
 142 }
 143
 144 /*
 145  * This function is used when copying the category from another
 146  * locale.  Note that the copy is actually performed using a hard
 147  * link for efficiency.
 148  */
 149 void
 150 copy_category(char *src)
 151 {
 152         char    srcpath[PATH_MAX];
 153         int     rv;
 154
 155         (void) snprintf(srcpath, sizeof (srcpath), "%s/%s",
 156             src, category_name());
 157         rv = access(srcpath, R_OK);
 158         if ((rv != 0) && (strchr(srcpath, '/') == NULL)) {
 159                 /* Maybe we should try the system locale */
 160                 (void) snprintf(srcpath, sizeof (srcpath),
 161                     "/usr/lib/locale/%s/%s", src, category_name());
 162                 rv = access(srcpath, R_OK);
 163         }
 164
 165         if (rv != 0) {
 166                 fprintf(stderr,"source locale data unavailable: %s", src);
 167                 return;
 168         }
 169
 170         if (verbose > 1) {
 171                 (void) printf("Copying category %s from %s: ",
 172                     category_name(), src);
 173                 (void) fflush(stdout);
 174         }
 175
 176         /* make the parent directory */
 177         if (!bsd)
 178                 (void) mkdir(dirname(category_file()), 0755);
 179
 180         if (link(srcpath, category_file()) != 0) {
 181                 fprintf(stderr,"unable to copy locale data: %s",
 182                         strerror(errno));
 183                 return;
 184         }
 185         if (verbose > 1) {
 186                 (void) printf("done.\n");
 187         }
 188 }
 189
 190 int
 191 putl_category(const char *s, FILE *f)
 192 {
 193         if (s && fputs(s, f) == EOF) {
 194                 (void) fclose(f);
 195                 (void) unlink(category_file());
 196                 errf(strerror(errno));
 197                 return (EOF);
 198         }
 199         if (fputc('\n', f) == EOF) {
 200                 (void) fclose(f);
 201                 (void) unlink(category_file());
 202                 errf(strerror(errno));
 203                 return (EOF);
 204         }
 205         return (0);
 206 }
 207
 208 int
 209 wr_category(void *buf, size_t sz, FILE *f)
 210 {
 211         if (!sz) {
 212                 return (0);
 213         }
 214         if (fwrite(buf, sz, 1, f) < 1) {
 215                 (void) fclose(f);
 216                 (void) unlink(category_file());
 217                 errf(strerror(errno));
 218                 return (EOF);
 219         }
 220         return (0);
 221 }
 222
 223 int yyparse(void);
 224
 225 static void
 226 usage(void)
 227 {
 228         (void) fprintf(stderr, "Usage: localedef [options] localename\n");
 229         (void) fprintf(stderr, "[options] are:\n");
 230         (void) fprintf(stderr, "  -D          : BSD-style output\n");
 231         (void) fprintf(stderr, "  -c          : ignore warnings\n");
 232         (void) fprintf(stderr, "  -v          : verbose output\n");
 233         (void) fprintf(stderr, "  -U          : ignore undefined symbols\n");
 234         (void) fprintf(stderr, "  -f charmap  : use given charmap file\n");
 235         (void) fprintf(stderr, "  -u encoding : assume encoding\n");
 236         (void) fprintf(stderr, "  -w widths   : use screen widths file\n");
 237         (void) fprintf(stderr, "  -i locsrc   : source file for locale\n");
 238         exit(4);
 239 }
 240
 241 int
 242 main(int argc, char **argv)
 243 {
 244         int c;
 245         char *lfname = NULL;
 246         char *cfname = NULL;
 247         char *wfname = NULL;
 248         DIR *dir;
 249
 250         init_charmap();
 251         init_collate();
 252         init_ctype();
 253         init_messages();
 254         init_monetary();
 255         init_numeric();
 256         init_time();
 257
 258         yydebug = 0;
 259
 260         (void) setlocale(LC_ALL, "");
 261
 262         while ((c = getopt(argc, argv, "w:i:cf:u:vUD")) != -1) {
 263                 switch (c) {
 264                 case 'D':
 265                         bsd = 1;
 266                         break;
 267                 case 'v':
 268                         verbose++;
 269                         break;
 270                 case 'i':
 271                         lfname = optarg;
 272                         break;
 273                 case 'u':
 274                         set_wide_encoding(optarg);
 275                         break;
 276                 case 'f':
 277                         cfname = optarg;
 278                         break;
 279                 case 'U':
 280                         undefok++;
 281                         break;
 282                 case 'c':
 283                         warnok++;
 284                         break;
 285                 case 'w':
 286                         wfname = optarg;
 287                         break;
 288                 case '?':
 289                         usage();
 290                         break;
 291                 }
 292         }
 293
 294         if ((argc - 1) != (optind)) {
 295                 usage();
 296         }
 297         locname = argv[argc - 1];
 298         if (verbose) {
 299                 (void) printf("Processing locale %s.\n", locname);
 300         }
 301
 302         if (cfname) {
 303                 if (verbose)
 304                         (void) printf("Loading charmap %s.\n", cfname);
 305                 reset_scanner(cfname);
 306                 (void) yyparse();
 307         }
 308
 309         if (wfname) {
 310                 if (verbose)
 311                         (void) printf("Loading widths %s.\n", wfname);
 312                 reset_scanner(wfname);
 313                 (void) yyparse();
 314         }
 315
 316         if (verbose) {
 317                 (void) printf("Loading POSIX portable characters.\n");
 318         }
 319         add_charmap_posix();
 320
 321         if (lfname) {
 322                 reset_scanner(lfname);
 323         } else {
 324                 reset_scanner(NULL);
 325         }
 326
 327         /* make the directory for the locale if not already present */
 328         if (!bsd) {
 329                 while ((dir = opendir(locname)) == NULL) {
 330                         if ((errno != ENOENT) ||
 331                             (mkdir(locname, 0755) <  0)) {
 332                                 errf(strerror(errno));
 333                         }
 334                 }
 335                 (void) closedir(dir);
 336                 (void) mkdir(dirname(category_file()), 0755);
 337         }
 338
 339         (void) yyparse();
 340         if (verbose) {
 341                 (void) printf("All done.\n");
 342         }
 343         return (warnings ? 1 : 0);
 344 }