J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2006 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #ifdef __linux__ |
| 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 | #include "locale_str.h" |
| 46 | #include "java_props.h" |
| 47 | |
| 48 | #ifdef __linux__ |
| 49 | #define CODESET _NL_CTYPE_CODESET_NAME |
| 50 | #else |
| 51 | #ifdef ALT_CODESET_KEY |
| 52 | #define CODESET ALT_CODESET_KEY |
| 53 | #endif |
| 54 | #endif |
| 55 | |
| 56 | /* Take an array of string pairs (map of key->value) and a string (key). |
| 57 | * Examine each pair in the map to see if the first string (key) matches the |
| 58 | * string. If so, store the second string of the pair (value) in the value and |
| 59 | * return 1. Otherwise do nothing and return 0. The end of the map is |
| 60 | * indicated by an empty string at the start of a pair (key of ""). |
| 61 | */ |
| 62 | static int |
| 63 | mapLookup(char* map[], const char* key, char** value) { |
| 64 | int i; |
| 65 | for (i = 0; strcmp(map[i], ""); i += 2){ |
| 66 | if (!strcmp(key, map[i])){ |
| 67 | *value = map[i + 1]; |
| 68 | return 1; |
| 69 | } |
| 70 | } |
| 71 | return 0; |
| 72 | } |
| 73 | |
| 74 | /* This function sets an environment variable using envstring. |
| 75 | * The format of envstring is "name=value". |
| 76 | * If the name has already existed, it will append value to the name. |
| 77 | */ |
| 78 | static void |
| 79 | setPathEnvironment(char *envstring) |
| 80 | { |
| 81 | char name[20], *value, *current; |
| 82 | |
| 83 | value = strchr(envstring, '='); /* locate name and value separator */ |
| 84 | |
| 85 | if (! value) |
| 86 | return; /* not a valid environment setting */ |
| 87 | |
| 88 | /* copy first part as environment name */ |
| 89 | strncpy(name, envstring, value - envstring); |
| 90 | name[value-envstring] = '\0'; |
| 91 | |
| 92 | value++; /* set value point to value of the envstring */ |
| 93 | |
| 94 | current = getenv(name); |
| 95 | if (current) { |
| 96 | if (! strstr(current, value)) { |
| 97 | /* value is not found in current environment, append it */ |
| 98 | char *temp = malloc(strlen(envstring) + strlen(current) + 2); |
| 99 | strcpy(temp, name); |
| 100 | strcat(temp, "="); |
| 101 | strcat(temp, current); |
| 102 | strcat(temp, ":"); |
| 103 | strcat(temp, value); |
| 104 | putenv(temp); |
| 105 | } |
| 106 | /* else the value has already been set, do nothing */ |
| 107 | } |
| 108 | else { |
| 109 | /* environment variable is not found */ |
| 110 | putenv(envstring); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | #ifndef P_tmpdir |
| 115 | #define P_tmpdir "/var/tmp" |
| 116 | #endif |
| 117 | |
| 118 | /* This function gets called very early, before VM_CALLS are setup. |
| 119 | * Do not use any of the VM_CALLS entries!!! |
| 120 | */ |
| 121 | java_props_t * |
| 122 | GetJavaProperties(JNIEnv *env) |
| 123 | { |
| 124 | static java_props_t sprops = {0}; |
| 125 | char *v; /* tmp var */ |
| 126 | |
| 127 | if (sprops.user_dir) { |
| 128 | return &sprops; |
| 129 | } |
| 130 | |
| 131 | /* tmp dir */ |
| 132 | sprops.tmp_dir = P_tmpdir; |
| 133 | |
| 134 | /* Printing properties */ |
| 135 | sprops.printerJob = "sun.print.PSPrinterJob"; |
| 136 | |
| 137 | /* patches/service packs installed */ |
| 138 | sprops.patch_level = "unknown"; |
| 139 | |
| 140 | /* Java 2D properties */ |
| 141 | sprops.graphics_env = "sun.awt.X11GraphicsEnvironment"; |
| 142 | sprops.awt_toolkit = NULL; |
| 143 | |
| 144 | /* This is used only for debugging of font problems. */ |
| 145 | v = getenv("JAVA2D_FONTPATH"); |
| 146 | sprops.font_dir = v ? v : NULL; |
| 147 | |
| 148 | #ifdef SI_ISALIST |
| 149 | /* supported instruction sets */ |
| 150 | { |
| 151 | char list[258]; |
| 152 | sysinfo(SI_ISALIST, list, sizeof(list)); |
| 153 | sprops.cpu_isalist = strdup(list); |
| 154 | } |
| 155 | #else |
| 156 | sprops.cpu_isalist = NULL; |
| 157 | #endif |
| 158 | |
| 159 | /* endianness of platform */ |
| 160 | { |
| 161 | unsigned int endianTest = 0xff000000; |
| 162 | if (((char*)(&endianTest))[0] != 0) |
| 163 | sprops.cpu_endian = "big"; |
| 164 | else |
| 165 | sprops.cpu_endian = "little"; |
| 166 | } |
| 167 | |
| 168 | /* os properties */ |
| 169 | { |
| 170 | struct utsname name; |
| 171 | uname(&name); |
| 172 | sprops.os_name = strdup(name.sysname); |
| 173 | sprops.os_version = strdup(name.release); |
| 174 | |
| 175 | sprops.os_arch = ARCHPROPNAME; |
| 176 | |
| 177 | if (getenv("GNOME_DESKTOP_SESSION_ID") != NULL) { |
| 178 | sprops.desktop = "gnome"; |
| 179 | } |
| 180 | else { |
| 181 | sprops.desktop = NULL; |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | /* Determine the language, country, variant, and encoding from the host, |
| 186 | * and store these in the user.language, user.country, user.variant and |
| 187 | * file.encoding system properties. */ |
| 188 | { |
| 189 | char *lc; |
| 190 | lc = setlocale(LC_CTYPE, ""); |
| 191 | #ifndef __linux__ |
| 192 | if (lc == NULL) { |
| 193 | /* |
| 194 | * 'lc == null' means system doesn't support user's environment |
| 195 | * variable's locale. |
| 196 | */ |
| 197 | setlocale(LC_ALL, "C"); |
| 198 | sprops.language = "en"; |
| 199 | sprops.encoding = "ISO8859-1"; |
| 200 | sprops.sun_jnu_encoding = sprops.encoding; |
| 201 | } else { |
| 202 | #else |
| 203 | if (lc == NULL || !strcmp(lc, "C") || !strcmp(lc, "POSIX")) { |
| 204 | lc = "en_US"; |
| 205 | } |
| 206 | { |
| 207 | #endif |
| 208 | |
| 209 | /* |
| 210 | * locale string format in Solaris is |
| 211 | * <language name>_<country name>.<encoding name>@<variant name> |
| 212 | * <country name>, <encoding name>, and <variant name> are optional. |
| 213 | */ |
| 214 | char temp[64]; |
| 215 | char *language = NULL, *country = NULL, *variant = NULL, |
| 216 | *encoding = NULL; |
| 217 | char *std_language = NULL, *std_country = NULL, *std_variant = NULL, |
| 218 | *std_encoding = NULL; |
| 219 | char *p, encoding_variant[64]; |
| 220 | int i, found; |
| 221 | |
| 222 | #ifndef __linux__ |
| 223 | /* |
| 224 | * Workaround for Solaris bug 4201684: Xlib doesn't like @euro |
| 225 | * locales. Since we don't depend on the libc @euro behavior, |
| 226 | * we just remove the qualifier. |
| 227 | * On Linux, the bug doesn't occur; on the other hand, @euro |
| 228 | * is needed there because it's a shortcut that also determines |
| 229 | * the encoding - without it, we wouldn't get ISO-8859-15. |
| 230 | * Therefore, this code section is Solaris-specific. |
| 231 | */ |
| 232 | lc = strdup(lc); /* keep a copy, setlocale trashes original. */ |
| 233 | strcpy(temp, lc); |
| 234 | p = strstr(temp, "@euro"); |
| 235 | if (p != NULL) |
| 236 | *p = '\0'; |
| 237 | setlocale(LC_ALL, temp); |
| 238 | #endif |
| 239 | |
| 240 | strcpy(temp, lc); |
| 241 | |
| 242 | /* Parse the language, country, encoding, and variant from the |
| 243 | * locale. Any of the elements may be missing, but they must occur |
| 244 | * in the order language_country.encoding@variant, and must be |
| 245 | * preceded by their delimiter (except for language). |
| 246 | * |
| 247 | * If the locale name (without .encoding@variant, if any) matches |
| 248 | * any of the names in the locale_aliases list, map it to the |
| 249 | * corresponding full locale name. Most of the entries in the |
| 250 | * locale_aliases list are locales that include a language name but |
| 251 | * no country name, and this facility is used to map each language |
| 252 | * to a default country if that's possible. It's also used to map |
| 253 | * the Solaris locale aliases to their proper Java locale IDs. |
| 254 | */ |
| 255 | if ((p = strchr(temp, '.')) != NULL) { |
| 256 | strcpy(encoding_variant, p); /* Copy the leading '.' */ |
| 257 | *p = '\0'; |
| 258 | } else if ((p = strchr(temp, '@')) != NULL) { |
| 259 | strcpy(encoding_variant, p); /* Copy the leading '@' */ |
| 260 | *p = '\0'; |
| 261 | } else { |
| 262 | *encoding_variant = '\0'; |
| 263 | } |
| 264 | |
| 265 | if (mapLookup(locale_aliases, temp, &p)) { |
| 266 | strcpy(temp, p); |
| 267 | } |
| 268 | |
| 269 | language = temp; |
| 270 | if ((country = strchr(temp, '_')) != NULL) { |
| 271 | *country++ = '\0'; |
| 272 | } |
| 273 | |
| 274 | p = encoding_variant; |
| 275 | if ((encoding = strchr(p, '.')) != NULL) { |
| 276 | p[encoding++ - p] = '\0'; |
| 277 | p = encoding; |
| 278 | } |
| 279 | if ((variant = strchr(p, '@')) != NULL) { |
| 280 | p[variant++ - p] = '\0'; |
| 281 | } |
| 282 | |
| 283 | /* Normalize the language name */ |
| 284 | std_language = "en"; |
| 285 | if (language != NULL) { |
| 286 | mapLookup(language_names, language, &std_language); |
| 287 | } |
| 288 | sprops.language = std_language; |
| 289 | |
| 290 | /* Normalize the country name */ |
| 291 | if (country != NULL) { |
| 292 | std_country = country; |
| 293 | mapLookup(country_names, country, &std_country); |
| 294 | sprops.country = strdup(std_country); |
| 295 | } |
| 296 | |
| 297 | /* Normalize the variant name. Note that we only use |
| 298 | * variants listed in the mapping array; others are ignored. */ |
| 299 | if (variant != NULL) { |
| 300 | mapLookup(variant_names, variant, &std_variant); |
| 301 | sprops.variant = std_variant; |
| 302 | } |
| 303 | |
| 304 | /* Normalize the encoding name. Note that we IGNORE the string |
| 305 | * 'encoding' extracted from the locale name above. Instead, we use the |
| 306 | * more reliable method of calling nl_langinfo(CODESET). This function |
| 307 | * returns an empty string if no encoding is set for the given locale |
| 308 | * (e.g., the C or POSIX locales); we use the default ISO 8859-1 |
| 309 | * converter for such locales. |
| 310 | */ |
| 311 | |
| 312 | /* OK, not so reliable - nl_langinfo() gives wrong answers on |
| 313 | * Euro locales, in particular. */ |
| 314 | if (strcmp(p, "ISO8859-15") == 0) |
| 315 | p = "ISO8859-15"; |
| 316 | else |
| 317 | p = nl_langinfo(CODESET); |
| 318 | |
| 319 | /* Convert the bare "646" used on Solaris to a proper IANA name */ |
| 320 | if (strcmp(p, "646") == 0) |
| 321 | p = "ISO646-US"; |
| 322 | |
| 323 | /* return same result nl_langinfo would return for en_UK, |
| 324 | * in order to use optimizations. */ |
| 325 | std_encoding = (*p != '\0') ? p : "ISO8859-1"; |
| 326 | |
| 327 | |
| 328 | #ifdef __linux__ |
| 329 | /* |
| 330 | * Remap the encoding string to a different value for japanese |
| 331 | * locales on linux so that customized converters are used instead |
| 332 | * of the default converter for "EUC-JP". The customized converters |
| 333 | * omit support for the JIS0212 encoding which is not supported by |
| 334 | * the variant of "EUC-JP" encoding used on linux |
| 335 | */ |
| 336 | if (strcmp(p, "EUC-JP") == 0) { |
| 337 | std_encoding = "EUC-JP-LINUX"; |
| 338 | } |
| 339 | #else |
| 340 | /* For Solaris use customized vendor defined character |
| 341 | * customized EUC-JP converter |
| 342 | */ |
| 343 | if (strcmp(p,"eucJP") == 0) { |
| 344 | std_encoding = "eucJP-open"; |
| 345 | } |
| 346 | #endif |
| 347 | #ifndef __linux__ |
| 348 | /* |
| 349 | * Remap the encoding string to Big5_Solaris which augments |
| 350 | * the default converter for Solaris Big5 locales to include |
| 351 | * seven additional ideographic characters beyond those included |
| 352 | * in the Java "Big5" converter. |
| 353 | */ |
| 354 | if (strcmp(p, "Big5") == 0) { |
| 355 | std_encoding = "Big5_Solaris"; |
| 356 | } |
| 357 | #endif |
| 358 | sprops.encoding = std_encoding; |
| 359 | sprops.sun_jnu_encoding = sprops.encoding; |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | #ifdef __linux__ |
| 364 | #if __BYTE_ORDER == __LITTLE_ENDIAN |
| 365 | sprops.unicode_encoding = "UnicodeLittle"; |
| 366 | #else |
| 367 | sprops.unicode_encoding = "UnicodeBig"; |
| 368 | #endif |
| 369 | #else |
| 370 | sprops.unicode_encoding = "UnicodeBig"; |
| 371 | #endif |
| 372 | |
| 373 | /* user properties */ |
| 374 | { |
| 375 | struct passwd *pwent = getpwuid(getuid()); |
| 376 | sprops.user_name = pwent ? strdup(pwent->pw_name) : "?"; |
| 377 | sprops.user_home = pwent ? strdup(pwent->pw_dir) : "?"; |
| 378 | } |
| 379 | |
| 380 | /* User TIMEZONE */ |
| 381 | { |
| 382 | /* |
| 383 | * We defer setting up timezone until it's actually necessary. |
| 384 | * Refer to TimeZone.getDefault(). However, the system |
| 385 | * property is necessary to be able to be set by the command |
| 386 | * line interface -D. Here temporarily set a null string to |
| 387 | * timezone. |
| 388 | */ |
| 389 | tzset(); /* for compatibility */ |
| 390 | sprops.timezone = ""; |
| 391 | } |
| 392 | |
| 393 | /* Current directory */ |
| 394 | { |
| 395 | char buf[MAXPATHLEN]; |
| 396 | errno = 0; |
| 397 | if (getcwd(buf, sizeof(buf)) == NULL) |
| 398 | JNU_ThrowByName(env, "java/lang/Error", |
| 399 | "Properties init: Could not determine current working directory."); |
| 400 | else |
| 401 | sprops.user_dir = strdup(buf); |
| 402 | } |
| 403 | |
| 404 | sprops.file_separator = "/"; |
| 405 | sprops.path_separator = ":"; |
| 406 | sprops.line_separator = "\n"; |
| 407 | |
| 408 | /* Append CDE message and resource search path to NLSPATH and |
| 409 | * XFILESEARCHPATH, in order to pick localized message for |
| 410 | * FileSelectionDialog window (Bug 4173641). |
| 411 | */ |
| 412 | setPathEnvironment("NLSPATH=/usr/dt/lib/nls/msg/%L/%N.cat"); |
| 413 | setPathEnvironment("XFILESEARCHPATH=/usr/dt/app-defaults/%L/Dt"); |
| 414 | |
| 415 | return &sprops; |
| 416 | } |