1 /* 2 * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #if defined(__linux__) || defined(_ALLBSD_SOURCE) 27 #include <stdio.h> 28 #include <ctype.h> 29 #endif 30 #include <pwd.h> 31 #include <locale.h> 32 #ifndef ARCHPROPNAME 33 #error "The macro ARCHPROPNAME has not been defined" 34 #endif 35 #include <sys/utsname.h> /* For os_name and os_version */ 36 #include <langinfo.h> /* For nl_langinfo */ 37 #include <stdlib.h> 38 #include <string.h> 39 #include <sys/types.h> 40 #include <unistd.h> 41 #include <sys/param.h> 42 #include <time.h> 43 #include <errno.h> 44 45 #ifdef MACOSX 46 #endif 47 48 #if defined(_ALLBSD_SOURCE) 49 #if !defined(P_tmpdir) 50 #include <paths.h> 51 #define P_tmpdir _PATH_VARTMP 52 #endif 53 #endif 54 55 #include "locale_str.h" 56 57 #if !defined(_ALLBSD_SOURCE) 58 #ifdef __linux__ 59 #ifndef CODESET 60 #define CODESET _NL_CTYPE_CODESET_NAME 61 #endif 62 #else 63 #ifdef ALT_CODESET_KEY 64 #define CODESET ALT_CODESET_KEY 65 #endif 66 #endif 67 #endif /* !_ALLBSD_SOURCE */ 68 69 #ifdef JAVASE_EMBEDDED 70 #include <dlfcn.h> 71 #include <sys/stat.h> 72 #endif 73 74 /* Take an array of string pairs (map of key->value) and a string (key). 75 * Examine each pair in the map to see if the first string (key) matches the 76 * string. If so, store the second string of the pair (value) in the value and 77 * return 1. Otherwise do nothing and return 0. The end of the map is 78 * indicated by an empty string at the start of a pair (key of ""). 79 */ 80 static int 81 mapLookup(char* map[], const char* key, char** value) { 82 int i; 83 for (i = 0; strcmp(map[i], ""); i += 2){ 84 if (!strcmp(key, map[i])){ 85 *value = map[i + 1]; 86 return 1; 87 } 88 } 89 return 0; 90 } 91 92 /* This function sets an environment variable using envstring. 93 * The format of envstring is "name=value". 94 * If the name has already existed, it will append value to the name. 95 */ 96 static void 97 setPathEnvironment(char *envstring) 98 { 99 char name[20], *value, *current; 100 101 value = strchr(envstring, '='); /* locate name and value separator */ 102 103 if (! value) 104 return; /* not a valid environment setting */ 105 106 /* copy first part as environment name */ 107 strncpy(name, envstring, value - envstring); 108 name[value-envstring] = '\0'; 109 110 value++; /* set value point to value of the envstring */ 111 112 current = getenv(name); 113 if (current) { 114 if (! strstr(current, value)) { 115 /* value is not found in current environment, append it */ 116 char *temp = malloc(strlen(envstring) + strlen(current) + 2); 117 strcpy(temp, name); 118 strcat(temp, "="); 119 strcat(temp, current); 120 strcat(temp, ":"); 121 strcat(temp, value); 122 putenv(temp); 123 } 124 /* else the value has already been set, do nothing */ 125 } 126 else { 127 /* environment variable is not found */ 128 putenv(envstring); 129 } 130 } 131 132 #ifndef P_tmpdir 133 #define P_tmpdir "/var/tmp" 134 #endif 135 136 static int ParseLocale(int cat, char ** std_language, char ** std_script, 137 char ** std_country, char ** std_variant, char ** std_encoding) { 138 char temp[64]; 139 char *language = NULL, *country = NULL, *variant = NULL, 140 *encoding = NULL; 141 char *p, encoding_variant[64]; 142 char *lc; 143 144 /* Query the locale set for the category */ 145 146 #ifdef MACOSX 147 lc = setupMacOSXLocale(cat); // malloc'd memory, need to free 148 #else 149 lc = setlocale(cat, NULL); 150 #endif 151 152 #ifndef __linux__ 153 if (lc == NULL) { 154 return 0; 155 } 156 157 if (cat == LC_CTYPE) { 158 /* 159 * Workaround for Solaris bug 4201684: Xlib doesn't like @euro 160 * locales. Since we don't depend on the libc @euro behavior, 161 * we just remove the qualifier. 162 * On Linux, the bug doesn't occur; on the other hand, @euro 163 * is needed there because it's a shortcut that also determines 164 * the encoding - without it, we wouldn't get ISO-8859-15. 165 * Therefore, this code section is Solaris-specific. 166 */ 167 lc = strdup(lc); /* keep a copy, setlocale trashes original. */ 168 strcpy(temp, lc); 169 p = strstr(temp, "@euro"); 170 if (p != NULL) { 171 *p = '\0'; 172 setlocale(LC_ALL, temp); 173 } 174 } 175 #else 176 if (lc == NULL || !strcmp(lc, "C") || !strcmp(lc, "POSIX")) { 177 lc = "en_US"; 178 } 179 #endif 180 181 /* 182 * locale string format in Solaris is 183 * <language name>_<country name>.<encoding name>@<variant name> 184 * <country name>, <encoding name>, and <variant name> are optional. 185 */ 186 187 strcpy(temp, lc); 188 #ifdef MACOSX 189 free(lc); // malloced memory 190 #endif 191 /* Parse the language, country, encoding, and variant from the 192 * locale. Any of the elements may be missing, but they must occur 193 * in the order language_country.encoding@variant, and must be 194 * preceded by their delimiter (except for language). 195 * 196 * If the locale name (without .encoding@variant, if any) matches 197 * any of the names in the locale_aliases list, map it to the 198 * corresponding full locale name. Most of the entries in the 199 * locale_aliases list are locales that include a language name but 200 * no country name, and this facility is used to map each language 201 * to a default country if that's possible. It's also used to map 202 * the Solaris locale aliases to their proper Java locale IDs. 203 */ 204 if ((p = strchr(temp, '.')) != NULL) { 205 strcpy(encoding_variant, p); /* Copy the leading '.' */ 206 *p = '\0'; 207 } else if ((p = strchr(temp, '@')) != NULL) { 208 strcpy(encoding_variant, p); /* Copy the leading '@' */ 209 *p = '\0'; 210 } else { 211 *encoding_variant = '\0'; 212 } 213 214 if (mapLookup(locale_aliases, temp, &p)) { 215 strcpy(temp, p); 216 // check the "encoding_variant" again, if any. 217 if ((p = strchr(temp, '.')) != NULL) { 218 strcpy(encoding_variant, p); /* Copy the leading '.' */ 219 *p = '\0'; 220 } else if ((p = strchr(temp, '@')) != NULL) { 221 strcpy(encoding_variant, p); /* Copy the leading '@' */ 222 *p = '\0'; 223 } 224 } 225 226 language = temp; 227 if ((country = strchr(temp, '_')) != NULL) { 228 *country++ = '\0'; 229 } 230 231 p = encoding_variant; 232 if ((encoding = strchr(p, '.')) != NULL) { 233 p[encoding++ - p] = '\0'; 234 p = encoding; 235 } 236 if ((variant = strchr(p, '@')) != NULL) { 237 p[variant++ - p] = '\0'; 238 } 239 240 /* Normalize the language name */ 241 if (std_language != NULL) { 242 *std_language = "en"; 243 if (language != NULL && mapLookup(language_names, language, std_language) == 0) { 244 *std_language = malloc(strlen(language)+1); 245 strcpy(*std_language, language); 246 } 247 } 248 249 /* Normalize the country name */ 250 if (std_country != NULL && country != NULL) { 251 if (mapLookup(country_names, country, std_country) == 0) { 252 *std_country = malloc(strlen(country)+1); 253 strcpy(*std_country, country); 254 } 255 } 256 257 /* Normalize the script and variant name. Note that we only use 258 * variants listed in the mapping array; others are ignored. 259 */ 260 if (variant != NULL) { 261 if (std_script != NULL) { 262 mapLookup(script_names, variant, std_script); 263 } 264 265 if (std_variant != NULL) { 266 mapLookup(variant_names, variant, std_variant); 267 } 268 } 269 270 /* Normalize the encoding name. Note that we IGNORE the string 271 * 'encoding' extracted from the locale name above. Instead, we use the 272 * more reliable method of calling nl_langinfo(CODESET). This function 273 * returns an empty string if no encoding is set for the given locale 274 * (e.g., the C or POSIX locales); we use the default ISO 8859-1 275 * converter for such locales. 276 */ 277 if (std_encoding != NULL) { 278 /* OK, not so reliable - nl_langinfo() gives wrong answers on 279 * Euro locales, in particular. */ 280 if (strcmp(p, "ISO8859-15") == 0) 281 p = "ISO8859-15"; 282 else 283 p = nl_langinfo(CODESET); 284 285 /* Convert the bare "646" used on Solaris to a proper IANA name */ 286 if (strcmp(p, "646") == 0) 287 p = "ISO646-US"; 288 289 /* return same result nl_langinfo would return for en_UK, 290 * in order to use optimizations. */ 291 *std_encoding = (*p != '\0') ? p : "ISO8859-1"; 292 293 #ifdef __linux__ 294 /* 295 * Remap the encoding string to a different value for japanese 296 * locales on linux so that customized converters are used instead 297 * of the default converter for "EUC-JP". The customized converters 298 * omit support for the JIS0212 encoding which is not supported by 299 * the variant of "EUC-JP" encoding used on linux 300 */ 301 if (strcmp(p, "EUC-JP") == 0) { 302 *std_encoding = "EUC-JP-LINUX"; 303 } 304 #else 305 if (strcmp(p,"eucJP") == 0) { 306 /* For Solaris use customized vendor defined character 307 * customized EUC-JP converter 308 */ 309 *std_encoding = "eucJP-open"; 310 } else if (strcmp(p, "Big5") == 0 || strcmp(p, "BIG5") == 0) { 311 /* 312 * Remap the encoding string to Big5_Solaris which augments 313 * the default converter for Solaris Big5 locales to include 314 * seven additional ideographic characters beyond those included 315 * in the Java "Big5" converter. 316 */ 317 *std_encoding = "Big5_Solaris"; 318 } else if (strcmp(p, "Big5-HKSCS") == 0) { 319 /* 320 * Solaris uses HKSCS2001 321 */ 322 *std_encoding = "Big5-HKSCS-2001"; 323 } 324 #endif 325 } 326 327 return 1; 328 } 329 330 #ifdef JAVASE_EMBEDDED 331 /* Determine the default embedded toolkit based on whether lib/xawt/ 332 * exists in the JRE. This can still be overridden by -Dawt.toolkit=XXX 333 */ 334 static char* getEmbeddedToolkit() { 335 Dl_info dlinfo; 336 char buf[MAXPATHLEN]; 337 int32_t len; 338 char *p; 339 struct stat statbuf; 340 341 /* Get address of this library and the directory containing it. */ 342 dladdr((void *)getEmbeddedToolkit, &dlinfo); 343 realpath((char *)dlinfo.dli_fname, buf); 344 len = strlen(buf); 345 p = strrchr(buf, '/'); 346 /* Default AWT Toolkit on Linux and Solaris is XAWT. */ 347 strncpy(p, "/xawt/", MAXPATHLEN-len-1); 348 /* Check if it exists */ 349 if (stat(buf, &statbuf) == -1 && errno == ENOENT) { 350 /* No - this is a reduced-headless-jre so use special HToolkit */ 351 return "sun.awt.HToolkit"; 352 } 353 else { 354 /* Yes - this is a headful JRE so fallback to SE defaults */ 355 return NULL; 356 } 357 } 358 #endif 359 360 /* This function gets called very early, before VM_CALLS are setup. 361 * Do not use any of the VM_CALLS entries!!! 362 */ 363 java_props_t * 364 GetJavaProperties(JNIEnv *env) 365 { 366 static java_props_t sprops; 367 char *v; /* tmp var */ 368 369 if (sprops.user_dir) { 370 return &sprops; 371 } 372 373 /* tmp dir */ 374 sprops.tmp_dir = P_tmpdir; 375 #ifdef MACOSX 376 /* darwin has a per-user temp dir */ 377 static char tmp_path[PATH_MAX]; 378 int pathSize = confstr(_CS_DARWIN_USER_TEMP_DIR, tmp_path, PATH_MAX); 379 if (pathSize > 0 && pathSize <= PATH_MAX) { 380 sprops.tmp_dir = tmp_path; 381 } 382 #endif /* MACOSX */ 383 384 /* Printing properties */ 385 #ifdef MACOSX 386 sprops.printerJob = "sun.lwawt.macosx.CPrinterJob"; 387 #else 388 sprops.printerJob = "sun.print.PSPrinterJob"; 389 #endif 390 391 /* patches/service packs installed */ 392 sprops.patch_level = "unknown"; 393 394 /* Java 2D properties */ 395 #ifdef MACOSX 396 PreferredToolkit prefToolkit = getPreferredToolkit(); 397 switch (prefToolkit) { 398 case CToolkit: 399 case HToolkit: 400 sprops.graphics_env = "sun.awt.CGraphicsEnvironment"; 401 break; 402 case XToolkit: 403 #endif 404 sprops.graphics_env = "sun.awt.X11GraphicsEnvironment"; 405 #ifdef MACOSX 406 break; 407 } 408 #endif 409 /* AWT properties */ 410 #ifdef JAVASE_EMBEDDED 411 sprops.awt_toolkit = getEmbeddedToolkit(); 412 if (sprops.awt_toolkit == NULL) // default as below 413 #endif 414 #ifdef MACOSX 415 switch (prefToolkit) { 416 case CToolkit: 417 sprops.awt_toolkit = "sun.lwawt.macosx.LWCToolkit"; 418 break; 419 case XToolkit: 420 #endif 421 sprops.awt_toolkit = "sun.awt.X11.XToolkit"; 422 #ifdef MACOSX 423 break; 424 default: 425 sprops.awt_toolkit = "sun.awt.HToolkit"; 426 break; 427 } 428 #endif 429 430 /* This is used only for debugging of font problems. */ 431 v = getenv("JAVA2D_FONTPATH"); 432 sprops.font_dir = v ? v : NULL; 433 434 #ifdef SI_ISALIST 435 /* supported instruction sets */ 436 { 437 char list[258]; 438 sysinfo(SI_ISALIST, list, sizeof(list)); 439 sprops.cpu_isalist = strdup(list); 440 } 441 #else 442 sprops.cpu_isalist = NULL; 443 #endif 444 445 /* endianness of platform */ 446 { 447 unsigned int endianTest = 0xff000000; 448 if (((char*)(&endianTest))[0] != 0) 449 sprops.cpu_endian = "big"; 450 else 451 sprops.cpu_endian = "little"; 452 } 453 454 /* os properties */ 455 { 456 #ifdef MACOSX 457 setOSNameAndVersion(&sprops); 458 #else 459 struct utsname name; 460 uname(&name); 461 sprops.os_name = strdup(name.sysname); 462 sprops.os_version = strdup(name.release); 463 #endif 464 465 sprops.os_arch = ARCHPROPNAME; 466 467 if (getenv("GNOME_DESKTOP_SESSION_ID") != NULL) { 468 sprops.desktop = "gnome"; 469 } 470 else { 471 sprops.desktop = NULL; 472 } 473 } 474 475 /* Determine the language, country, variant, and encoding from the host, 476 * and store these in the user.language, user.country, user.variant and 477 * file.encoding system properties. */ 478 setlocale(LC_ALL, ""); 479 if (ParseLocale(LC_CTYPE, 480 &(sprops.format_language), 481 &(sprops.format_script), 482 &(sprops.format_country), 483 &(sprops.format_variant), 484 &(sprops.encoding))) { 485 ParseLocale(LC_MESSAGES, 486 &(sprops.language), 487 &(sprops.script), 488 &(sprops.country), 489 &(sprops.variant), 490 NULL); 491 } else { 492 sprops.language = "en"; 493 sprops.encoding = "ISO8859-1"; 494 } 495 sprops.display_language = sprops.language; 496 sprops.display_script = sprops.script; 497 sprops.display_country = sprops.country; 498 sprops.display_variant = sprops.variant; 499 500 #ifdef MACOSX 501 sprops.sun_jnu_encoding = "UTF-8"; 502 #else 503 sprops.sun_jnu_encoding = sprops.encoding; 504 #endif 505 506 #ifdef _ALLBSD_SOURCE 507 #if BYTE_ORDER == _LITTLE_ENDIAN 508 sprops.unicode_encoding = "UnicodeLittle"; 509 #else 510 sprops.unicode_encoding = "UnicodeBig"; 511 #endif 512 #else /* !_ALLBSD_SOURCE */ 513 #ifdef __linux__ 514 #if __BYTE_ORDER == __LITTLE_ENDIAN 515 sprops.unicode_encoding = "UnicodeLittle"; 516 #else 517 sprops.unicode_encoding = "UnicodeBig"; 518 #endif 519 #else 520 sprops.unicode_encoding = "UnicodeBig"; 521 #endif 522 #endif /* _ALLBSD_SOURCE */ 523 524 /* user properties */ 525 { 526 struct passwd *pwent = getpwuid(getuid()); 527 sprops.user_name = pwent ? strdup(pwent->pw_name) : "?"; 528 sprops.user_home = pwent ? strdup(pwent->pw_dir) : "?"; 529 } 530 531 /* User TIMEZONE */ 532 { 533 /* 534 * We defer setting up timezone until it's actually necessary. 535 * Refer to TimeZone.getDefault(). However, the system 536 * property is necessary to be able to be set by the command 537 * line interface -D. Here temporarily set a null string to 538 * timezone. 539 */ 540 tzset(); /* for compatibility */ 541 sprops.timezone = ""; 542 } 543 544 /* Current directory */ 545 { 546 char buf[MAXPATHLEN]; 547 errno = 0; 548 if (getcwd(buf, sizeof(buf)) == NULL) 549 JNU_ThrowByName(env, "java/lang/Error", 550 "Properties init: Could not determine current working directory."); 551 else 552 sprops.user_dir = strdup(buf); 553 } 554 555 sprops.file_separator = "/"; 556 sprops.path_separator = ":"; 557 sprops.line_separator = "\n"; 558 559 #if !defined(_ALLBSD_SOURCE) 560 /* Append CDE message and resource search path to NLSPATH and 561 * XFILESEARCHPATH, in order to pick localized message for 562 * FileSelectionDialog window (Bug 4173641). 563 */ 564 setPathEnvironment("NLSPATH=/usr/dt/lib/nls/msg/%L/%N.cat"); 565 setPathEnvironment("XFILESEARCHPATH=/usr/dt/app-defaults/%L/Dt"); 566 #endif 567 568 569 #ifdef MACOSX 570 setProxyProperties(&sprops); 571 #endif 572 573 return &sprops; 574 } 575 576 jstring 577 GetStringPlatform(JNIEnv *env, nchar* cstr) 578 { 579 return JNU_NewStringPlatform(env, cstr); 580 } 581