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1 /* |
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2 * Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 #if defined(__linux__) || defined(_ALLBSD_SOURCE) |
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27 #include <stdio.h> |
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28 #include <ctype.h> |
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29 #endif |
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30 #include <pwd.h> |
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31 #include <locale.h> |
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32 #ifndef ARCHPROPNAME |
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33 #error "The macro ARCHPROPNAME has not been defined" |
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34 #endif |
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35 #include <sys/utsname.h> /* For os_name and os_version */ |
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36 #include <langinfo.h> /* For nl_langinfo */ |
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37 #include <stdlib.h> |
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38 #include <string.h> |
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39 #include <sys/types.h> |
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40 #include <unistd.h> |
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41 #include <sys/param.h> |
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42 #include <time.h> |
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43 #include <errno.h> |
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44 |
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45 #ifdef MACOSX |
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46 #include "java_props_macosx.h" |
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47 #endif |
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48 |
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49 #if defined(_ALLBSD_SOURCE) |
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50 #if !defined(P_tmpdir) |
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51 #include <paths.h> |
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52 #define P_tmpdir _PATH_VARTMP |
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53 #endif |
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54 #endif |
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55 |
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56 #include "locale_str.h" |
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57 #include "java_props.h" |
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58 |
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59 #if !defined(_ALLBSD_SOURCE) |
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60 #ifdef __linux__ |
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61 #ifndef CODESET |
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62 #define CODESET _NL_CTYPE_CODESET_NAME |
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63 #endif |
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64 #else |
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65 #ifdef ALT_CODESET_KEY |
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66 #define CODESET ALT_CODESET_KEY |
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67 #endif |
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68 #endif |
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69 #endif /* !_ALLBSD_SOURCE */ |
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70 |
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71 /* Take an array of string pairs (map of key->value) and a string (key). |
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72 * Examine each pair in the map to see if the first string (key) matches the |
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73 * string. If so, store the second string of the pair (value) in the value and |
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74 * return 1. Otherwise do nothing and return 0. The end of the map is |
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75 * indicated by an empty string at the start of a pair (key of ""). |
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76 */ |
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77 static int |
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78 mapLookup(char* map[], const char* key, char** value) { |
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79 int i; |
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80 for (i = 0; strcmp(map[i], ""); i += 2){ |
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81 if (!strcmp(key, map[i])){ |
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82 *value = map[i + 1]; |
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83 return 1; |
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84 } |
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85 } |
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86 return 0; |
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87 } |
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88 |
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89 #ifndef P_tmpdir |
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90 #define P_tmpdir "/var/tmp" |
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91 #endif |
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92 |
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93 static int ParseLocale(JNIEnv* env, int cat, char ** std_language, char ** std_script, |
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94 char ** std_country, char ** std_variant, char ** std_encoding) { |
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95 char *temp = NULL; |
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96 char *language = NULL, *country = NULL, *variant = NULL, |
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97 *encoding = NULL; |
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98 char *p, *encoding_variant, *old_temp, *old_ev; |
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99 char *lc; |
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100 |
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101 /* Query the locale set for the category */ |
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102 |
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103 #ifdef MACOSX |
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104 lc = setupMacOSXLocale(cat); // malloc'd memory, need to free |
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105 #else |
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106 lc = setlocale(cat, NULL); |
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107 #endif |
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108 |
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109 #ifndef __linux__ |
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110 if (lc == NULL) { |
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111 return 0; |
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112 } |
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113 |
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114 temp = malloc(strlen(lc) + 1); |
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115 if (temp == NULL) { |
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116 #ifdef MACOSX |
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117 free(lc); // malloced memory |
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118 #endif |
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119 JNU_ThrowOutOfMemoryError(env, NULL); |
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120 return 0; |
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121 } |
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122 |
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123 if (cat == LC_CTYPE) { |
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124 /* |
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125 * Workaround for Solaris bug 4201684: Xlib doesn't like @euro |
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126 * locales. Since we don't depend on the libc @euro behavior, |
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127 * we just remove the qualifier. |
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128 * On Linux, the bug doesn't occur; on the other hand, @euro |
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129 * is needed there because it's a shortcut that also determines |
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130 * the encoding - without it, we wouldn't get ISO-8859-15. |
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131 * Therefore, this code section is Solaris-specific. |
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132 */ |
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133 strcpy(temp, lc); |
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134 p = strstr(temp, "@euro"); |
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135 if (p != NULL) { |
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136 *p = '\0'; |
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137 setlocale(LC_ALL, temp); |
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138 } |
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139 } |
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140 #else |
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141 if (lc == NULL || !strcmp(lc, "C") || !strcmp(lc, "POSIX")) { |
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142 lc = "en_US"; |
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143 } |
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144 |
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145 temp = malloc(strlen(lc) + 1); |
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146 if (temp == NULL) { |
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147 JNU_ThrowOutOfMemoryError(env, NULL); |
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148 return 0; |
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149 } |
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150 |
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151 #endif |
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152 |
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153 /* |
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154 * locale string format in Solaris is |
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155 * <language name>_<country name>.<encoding name>@<variant name> |
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156 * <country name>, <encoding name>, and <variant name> are optional. |
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157 */ |
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158 |
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159 strcpy(temp, lc); |
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160 #ifdef MACOSX |
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161 free(lc); // malloced memory |
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162 #endif |
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163 /* Parse the language, country, encoding, and variant from the |
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164 * locale. Any of the elements may be missing, but they must occur |
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165 * in the order language_country.encoding@variant, and must be |
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166 * preceded by their delimiter (except for language). |
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167 * |
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168 * If the locale name (without .encoding@variant, if any) matches |
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169 * any of the names in the locale_aliases list, map it to the |
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170 * corresponding full locale name. Most of the entries in the |
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171 * locale_aliases list are locales that include a language name but |
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172 * no country name, and this facility is used to map each language |
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173 * to a default country if that's possible. It's also used to map |
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174 * the Solaris locale aliases to their proper Java locale IDs. |
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175 */ |
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176 |
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177 encoding_variant = malloc(strlen(temp)+1); |
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178 if (encoding_variant == NULL) { |
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179 free(temp); |
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180 JNU_ThrowOutOfMemoryError(env, NULL); |
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181 return 0; |
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182 } |
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183 |
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184 if ((p = strchr(temp, '.')) != NULL) { |
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185 strcpy(encoding_variant, p); /* Copy the leading '.' */ |
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186 *p = '\0'; |
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187 } else if ((p = strchr(temp, '@')) != NULL) { |
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188 strcpy(encoding_variant, p); /* Copy the leading '@' */ |
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189 *p = '\0'; |
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190 } else { |
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191 *encoding_variant = '\0'; |
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192 } |
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193 |
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194 if (mapLookup(locale_aliases, temp, &p)) { |
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195 old_temp = temp; |
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196 temp = realloc(temp, strlen(p)+1); |
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197 if (temp == NULL) { |
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198 free(old_temp); |
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199 free(encoding_variant); |
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200 JNU_ThrowOutOfMemoryError(env, NULL); |
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201 return 0; |
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202 } |
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203 strcpy(temp, p); |
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204 old_ev = encoding_variant; |
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205 encoding_variant = realloc(encoding_variant, strlen(temp)+1); |
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206 if (encoding_variant == NULL) { |
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207 free(old_ev); |
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208 free(temp); |
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209 JNU_ThrowOutOfMemoryError(env, NULL); |
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210 return 0; |
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211 } |
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212 // check the "encoding_variant" again, if any. |
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213 if ((p = strchr(temp, '.')) != NULL) { |
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214 strcpy(encoding_variant, p); /* Copy the leading '.' */ |
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215 *p = '\0'; |
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216 } else if ((p = strchr(temp, '@')) != NULL) { |
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217 strcpy(encoding_variant, p); /* Copy the leading '@' */ |
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218 *p = '\0'; |
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219 } |
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220 } |
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221 |
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222 language = temp; |
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223 if ((country = strchr(temp, '_')) != NULL) { |
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224 *country++ = '\0'; |
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225 } |
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226 |
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227 p = encoding_variant; |
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228 if ((encoding = strchr(p, '.')) != NULL) { |
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229 p[encoding++ - p] = '\0'; |
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230 p = encoding; |
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231 } |
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232 if ((variant = strchr(p, '@')) != NULL) { |
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233 p[variant++ - p] = '\0'; |
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234 } |
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235 |
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236 /* Normalize the language name */ |
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237 if (std_language != NULL) { |
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238 *std_language = "en"; |
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239 if (language != NULL && mapLookup(language_names, language, std_language) == 0) { |
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240 *std_language = malloc(strlen(language)+1); |
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241 strcpy(*std_language, language); |
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242 } |
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243 } |
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244 |
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245 /* Normalize the country name */ |
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246 if (std_country != NULL && country != NULL) { |
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247 if (mapLookup(country_names, country, std_country) == 0) { |
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248 *std_country = malloc(strlen(country)+1); |
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249 strcpy(*std_country, country); |
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250 } |
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251 } |
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252 |
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253 /* Normalize the script and variant name. Note that we only use |
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254 * variants listed in the mapping array; others are ignored. |
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255 */ |
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256 if (variant != NULL) { |
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257 if (std_script != NULL) { |
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258 mapLookup(script_names, variant, std_script); |
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259 } |
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260 |
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261 if (std_variant != NULL) { |
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262 mapLookup(variant_names, variant, std_variant); |
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263 } |
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264 } |
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265 |
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266 /* Normalize the encoding name. Note that we IGNORE the string |
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267 * 'encoding' extracted from the locale name above. Instead, we use the |
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268 * more reliable method of calling nl_langinfo(CODESET). This function |
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269 * returns an empty string if no encoding is set for the given locale |
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270 * (e.g., the C or POSIX locales); we use the default ISO 8859-1 |
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271 * converter for such locales. |
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272 */ |
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273 if (std_encoding != NULL) { |
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274 /* OK, not so reliable - nl_langinfo() gives wrong answers on |
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275 * Euro locales, in particular. */ |
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276 if (strcmp(p, "ISO8859-15") == 0) |
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277 p = "ISO8859-15"; |
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278 else |
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279 p = nl_langinfo(CODESET); |
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280 |
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281 /* Convert the bare "646" used on Solaris to a proper IANA name */ |
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282 if (strcmp(p, "646") == 0) |
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283 p = "ISO646-US"; |
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284 |
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285 /* return same result nl_langinfo would return for en_UK, |
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286 * in order to use optimizations. */ |
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287 *std_encoding = (*p != '\0') ? p : "ISO8859-1"; |
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288 |
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289 #ifdef __linux__ |
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290 /* |
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291 * Remap the encoding string to a different value for japanese |
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292 * locales on linux so that customized converters are used instead |
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293 * of the default converter for "EUC-JP". The customized converters |
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294 * omit support for the JIS0212 encoding which is not supported by |
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295 * the variant of "EUC-JP" encoding used on linux |
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296 */ |
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297 if (strcmp(p, "EUC-JP") == 0) { |
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298 *std_encoding = "EUC-JP-LINUX"; |
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299 } |
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300 #else |
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301 if (strcmp(p,"eucJP") == 0) { |
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302 /* For Solaris use customized vendor defined character |
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303 * customized EUC-JP converter |
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304 */ |
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305 *std_encoding = "eucJP-open"; |
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306 } else if (strcmp(p, "Big5") == 0 || strcmp(p, "BIG5") == 0) { |
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307 /* |
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308 * Remap the encoding string to Big5_Solaris which augments |
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309 * the default converter for Solaris Big5 locales to include |
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310 * seven additional ideographic characters beyond those included |
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311 * in the Java "Big5" converter. |
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312 */ |
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313 *std_encoding = "Big5_Solaris"; |
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314 } else if (strcmp(p, "Big5-HKSCS") == 0) { |
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315 /* |
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316 * Solaris uses HKSCS2001 |
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317 */ |
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318 *std_encoding = "Big5-HKSCS-2001"; |
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319 } |
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320 #endif |
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321 #ifdef MACOSX |
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322 /* |
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323 * For the case on MacOS X where encoding is set to US-ASCII, but we |
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324 * don't have any encoding hints from LANG/LC_ALL/LC_CTYPE, use UTF-8 |
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325 * instead. |
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326 * |
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327 * The contents of ASCII files will still be read and displayed |
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328 * correctly, but so will files containing UTF-8 characters beyond the |
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329 * standard ASCII range. |
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330 * |
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331 * Specifically, this allows apps launched by double-clicking a .jar |
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332 * file to correctly read UTF-8 files using the default encoding (see |
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333 * 8011194). |
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334 */ |
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335 if (strcmp(p,"US-ASCII") == 0 && getenv("LANG") == NULL && |
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336 getenv("LC_ALL") == NULL && getenv("LC_CTYPE") == NULL) { |
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337 *std_encoding = "UTF-8"; |
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338 } |
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339 #endif |
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340 } |
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341 |
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342 free(temp); |
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343 free(encoding_variant); |
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344 |
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345 return 1; |
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346 } |
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347 |
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348 /* This function gets called very early, before VM_CALLS are setup. |
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349 * Do not use any of the VM_CALLS entries!!! |
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350 */ |
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351 java_props_t * |
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352 GetJavaProperties(JNIEnv *env) |
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353 { |
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354 static java_props_t sprops; |
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355 char *v; /* tmp var */ |
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356 |
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357 if (sprops.user_dir) { |
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358 return &sprops; |
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359 } |
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360 |
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361 /* tmp dir */ |
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362 sprops.tmp_dir = P_tmpdir; |
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363 #ifdef MACOSX |
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364 /* darwin has a per-user temp dir */ |
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365 static char tmp_path[PATH_MAX]; |
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366 int pathSize = confstr(_CS_DARWIN_USER_TEMP_DIR, tmp_path, PATH_MAX); |
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367 if (pathSize > 0 && pathSize <= PATH_MAX) { |
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368 sprops.tmp_dir = tmp_path; |
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369 } |
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370 #endif /* MACOSX */ |
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371 |
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372 /* Printing properties */ |
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373 #ifdef MACOSX |
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374 sprops.printerJob = "sun.lwawt.macosx.CPrinterJob"; |
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375 #else |
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376 sprops.printerJob = "sun.print.PSPrinterJob"; |
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377 #endif |
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378 |
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379 /* patches/service packs installed */ |
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380 sprops.patch_level = "unknown"; |
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381 |
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382 /* Java 2D/AWT properties */ |
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383 #ifdef MACOSX |
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384 // Always the same GraphicsEnvironment and Toolkit on Mac OS X |
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385 sprops.graphics_env = "sun.awt.CGraphicsEnvironment"; |
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386 sprops.awt_toolkit = "sun.lwawt.macosx.LWCToolkit"; |
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387 |
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388 // check if we're in a GUI login session and set java.awt.headless=true if not |
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389 sprops.awt_headless = isInAquaSession() ? NULL : "true"; |
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390 #else |
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391 sprops.graphics_env = "sun.awt.X11GraphicsEnvironment"; |
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392 sprops.awt_toolkit = "sun.awt.X11.XToolkit"; |
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393 #endif |
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394 |
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395 /* This is used only for debugging of font problems. */ |
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396 v = getenv("JAVA2D_FONTPATH"); |
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397 sprops.font_dir = v ? v : NULL; |
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398 |
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399 #ifdef SI_ISALIST |
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400 /* supported instruction sets */ |
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401 { |
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402 char list[258]; |
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403 sysinfo(SI_ISALIST, list, sizeof(list)); |
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404 sprops.cpu_isalist = strdup(list); |
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405 } |
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406 #else |
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407 sprops.cpu_isalist = NULL; |
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408 #endif |
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409 |
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410 /* endianness of platform */ |
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411 { |
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412 unsigned int endianTest = 0xff000000; |
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413 if (((char*)(&endianTest))[0] != 0) |
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414 sprops.cpu_endian = "big"; |
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415 else |
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416 sprops.cpu_endian = "little"; |
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417 } |
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418 |
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419 /* os properties */ |
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420 { |
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421 #ifdef MACOSX |
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422 setOSNameAndVersion(&sprops); |
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423 #else |
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424 struct utsname name; |
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425 uname(&name); |
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426 sprops.os_name = strdup(name.sysname); |
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427 #ifdef _AIX |
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428 { |
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429 char *os_version = malloc(strlen(name.version) + |
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430 strlen(name.release) + 2); |
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431 if (os_version != NULL) { |
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432 strcpy(os_version, name.version); |
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433 strcat(os_version, "."); |
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434 strcat(os_version, name.release); |
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435 } |
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436 sprops.os_version = os_version; |
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437 } |
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438 #else |
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439 sprops.os_version = strdup(name.release); |
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440 #endif /* _AIX */ |
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441 #endif /* MACOSX */ |
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442 |
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443 sprops.os_arch = ARCHPROPNAME; |
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444 |
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445 if (getenv("GNOME_DESKTOP_SESSION_ID") != NULL) { |
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446 sprops.desktop = "gnome"; |
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447 } |
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448 else { |
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449 sprops.desktop = NULL; |
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450 } |
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451 } |
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452 |
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453 /* ABI property (optional) */ |
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454 #ifdef JDK_ARCH_ABI_PROP_NAME |
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455 sprops.sun_arch_abi = JDK_ARCH_ABI_PROP_NAME; |
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456 #endif |
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457 |
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458 /* Determine the language, country, variant, and encoding from the host, |
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459 * and store these in the user.language, user.country, user.variant and |
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460 * file.encoding system properties. */ |
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461 setlocale(LC_ALL, ""); |
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462 if (ParseLocale(env, LC_CTYPE, |
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463 &(sprops.format_language), |
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464 &(sprops.format_script), |
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465 &(sprops.format_country), |
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466 &(sprops.format_variant), |
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467 &(sprops.encoding))) { |
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468 ParseLocale(env, LC_MESSAGES, |
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469 &(sprops.language), |
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470 &(sprops.script), |
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471 &(sprops.country), |
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472 &(sprops.variant), |
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473 NULL); |
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474 } else { |
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475 sprops.language = "en"; |
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476 sprops.encoding = "ISO8859-1"; |
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477 } |
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478 sprops.display_language = sprops.language; |
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479 sprops.display_script = sprops.script; |
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480 sprops.display_country = sprops.country; |
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481 sprops.display_variant = sprops.variant; |
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482 |
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483 /* ParseLocale failed with OOME */ |
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484 JNU_CHECK_EXCEPTION_RETURN(env, NULL); |
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485 |
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486 #ifdef MACOSX |
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487 sprops.sun_jnu_encoding = "UTF-8"; |
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488 #else |
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489 sprops.sun_jnu_encoding = sprops.encoding; |
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490 #endif |
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491 |
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492 #ifdef _ALLBSD_SOURCE |
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493 #if BYTE_ORDER == _LITTLE_ENDIAN |
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494 sprops.unicode_encoding = "UnicodeLittle"; |
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495 #else |
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496 sprops.unicode_encoding = "UnicodeBig"; |
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497 #endif |
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498 #else /* !_ALLBSD_SOURCE */ |
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499 #ifdef __linux__ |
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500 #if __BYTE_ORDER == __LITTLE_ENDIAN |
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501 sprops.unicode_encoding = "UnicodeLittle"; |
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502 #else |
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503 sprops.unicode_encoding = "UnicodeBig"; |
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504 #endif |
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505 #else |
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506 sprops.unicode_encoding = "UnicodeBig"; |
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507 #endif |
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508 #endif /* _ALLBSD_SOURCE */ |
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509 |
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510 /* user properties */ |
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511 { |
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512 struct passwd *pwent = getpwuid(getuid()); |
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513 sprops.user_name = pwent ? strdup(pwent->pw_name) : "?"; |
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514 #ifdef MACOSX |
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515 setUserHome(&sprops); |
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516 #else |
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517 sprops.user_home = pwent ? strdup(pwent->pw_dir) : NULL; |
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518 #endif |
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519 if (sprops.user_home == NULL) { |
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520 sprops.user_home = "?"; |
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521 } |
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522 } |
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523 |
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524 /* User TIMEZONE */ |
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525 { |
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526 /* |
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527 * We defer setting up timezone until it's actually necessary. |
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528 * Refer to TimeZone.getDefault(). However, the system |
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529 * property is necessary to be able to be set by the command |
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530 * line interface -D. Here temporarily set a null string to |
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531 * timezone. |
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532 */ |
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533 tzset(); /* for compatibility */ |
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534 sprops.timezone = ""; |
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535 } |
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536 |
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537 /* Current directory */ |
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538 { |
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539 char buf[MAXPATHLEN]; |
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540 errno = 0; |
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541 if (getcwd(buf, sizeof(buf)) == NULL) |
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542 JNU_ThrowByName(env, "java/lang/Error", |
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543 "Properties init: Could not determine current working directory."); |
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544 else |
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545 sprops.user_dir = strdup(buf); |
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546 } |
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547 |
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548 sprops.file_separator = "/"; |
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549 sprops.path_separator = ":"; |
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550 sprops.line_separator = "\n"; |
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551 |
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552 #ifdef MACOSX |
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553 setProxyProperties(&sprops); |
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554 #endif |
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555 |
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556 return &sprops; |
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557 } |
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558 |
|
559 jstring |
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560 GetStringPlatform(JNIEnv *env, nchar* cstr) |
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561 { |
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562 return JNU_NewStringPlatform(env, cstr); |
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563 } |