1 /* native/vm/VMSystemProperties.c - gnu/classpath/VMSystemProperties
3 Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
4 R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
5 C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
6 Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 Contact: cacao@complang.tuwien.ac.at
27 Authors: Christian Thalinger
31 $Id: VMSystemProperties.c 1906 2005-02-09 19:43:24Z twisti $
38 #include <sys/utsname.h>
43 #include "cacao/cacao.h"
44 #include "mm/memory.h"
45 #include "native/jni.h"
46 #include "native/native.h"
47 #include "native/include/java_util_Properties.h"
48 #include "toolbox/logging.h"
49 #include "vm/exceptions.h"
50 #include "vm/builtin.h"
51 #include "vm/loader.h"
52 #include "vm/tables.h"
53 #include "vm/jit/asmpart.h"
56 /* temporary property structure */
58 typedef struct property property;
66 static property *properties = NULL;
69 /* create_property *************************************************************
71 Create a property entry for a command line property definition.
73 *******************************************************************************/
75 void create_property(char *key, char *value)
87 /* insert_property *************************************************************
89 Used for inserting a property into the system's properties table. Method m
90 (usually put) and the properties table must be given.
92 *******************************************************************************/
94 static void insert_property(methodinfo *m, java_util_Properties *p, char *key,
97 asm_calljavafunction(m,
99 javastring_new_char(key),
100 javastring_new_char(value),
106 * Class: gnu/classpath/VMSystemProperties
108 * Signature: (Ljava/util/Properties;)V
110 JNIEXPORT void JNICALL Java_gnu_classpath_VMSystemProperties_preInit(JNIEnv *env, jclass clazz, java_util_Properties *p)
113 #define BUFFERSIZE 200
115 char cwd[BUFFERSIZE];
122 struct utsname utsnamebuf;
129 #if !defined(STATIC_CLASSPATH)
135 *exceptionptr = new_nullpointerexception();
139 /* get properties from system */
141 (void) getcwd(cwd, BUFFERSIZE);
142 java_home = getenv("JAVA_HOME");
143 user = getenv("USER");
144 home = getenv("HOME");
147 /* search for method to add properties */
149 m = class_resolveclassmethod(p->header.vftbl->class,
151 utf_new_char("(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;"),
158 insert_property(m, p, "java.version", "1.4");
159 insert_property(m, p, "java.vendor", "CACAO Team");
160 insert_property(m, p, "java.vendor.url", "http://www.cacaojvm.org/");
161 insert_property(m, p, "java.home", java_home ? java_home : CACAO_INSTALL_PREFIX);
162 insert_property(m, p, "java.vm.specification.version", "1.0");
163 insert_property(m, p, "java.vm.specification.vendor", "Sun Microsystems Inc.");
164 insert_property(m, p, "java.vm.specification.name", "Java Virtual Machine Specification");
165 insert_property(m, p, "java.vm.version", VERSION);
166 insert_property(m, p, "java.vm.vendor", "CACAO Team");
167 insert_property(m, p, "java.vm.name", "CACAO");
168 insert_property(m, p, "java.specification.version", "1.4");
169 insert_property(m, p, "java.specification.vendor", "Sun Microsystems Inc.");
170 insert_property(m, p, "java.specification.name", "Java Platform API Specification");
171 insert_property(m, p, "java.class.version", "48.0");
172 insert_property(m, p, "java.class.path", classpath);
174 /* Set bootclasspath properties. One for GNU classpath and the other for */
175 /* compatibility with Sun (required by most applications). */
176 insert_property(m, p, "java.boot.class.path", bootclasspath);
177 insert_property(m, p, "sun.boot.class.path", bootclasspath);
179 #if defined(STATIC_CLASSPATH)
180 insert_property(m, p, "java.library.path" , ".");
182 libpathlen = strlen(CACAO_INSTALL_PREFIX) + strlen(CACAO_LIBRARY_PATH) + 1;
184 if (getenv("CACAO_LIB_OVERRIDE"))
185 libpathlen += strlen(getenv("CACAO_LIB_OVERRIDE")) + 1;
187 if (getenv("LD_LIBRARY_PATH"))
188 libpathlen += strlen(getenv("LD_LIBRARY_PATH")) + 1;
190 libpath = MNEW(char, libpathlen);
192 if (getenv("CACAO_LIB_OVERRIDE")) {
193 strcat(libpath, getenv("CACAO_LIB_OVERRIDE"));
194 strcat(libpath, ":");
197 strcat(libpath, CACAO_INSTALL_PREFIX);
198 strcat(libpath, CACAO_LIBRARY_PATH);
200 if (getenv("LD_LIBRARY_PATH")) {
201 strcat(libpath, ":");
202 strcat(libpath, getenv("LD_LIBRARY_PATH"));
204 insert_property(m, p, "java.library.path", libpath);
206 MFREE(libpath, char, libpathlen);
209 insert_property(m, p, "java.io.tmpdir", "/tmp");
211 /* XXX We don't support java.lang.Compiler */
212 /* insert_property(m, p, "java.compiler", "cacao.jit"); */
214 insert_property(m, p, "java.ext.dirs", CACAO_INSTALL_PREFIX""CACAO_EXT_DIR);
215 insert_property(m, p, "os.name", utsnamebuf.sysname);
216 insert_property(m, p, "os.arch", utsnamebuf.machine);
217 insert_property(m, p, "os.version", utsnamebuf.release);
218 insert_property(m, p, "file.separator", "/");
219 /* insert_property(m, p, "file.encoding", "null"); -- this must be set properly */
220 insert_property(m, p, "path.separator", ":");
221 insert_property(m, p, "line.separator", "\n");
222 insert_property(m, p, "user.name", user ? user : "null");
223 insert_property(m, p, "user.home", home ? home : "null");
224 insert_property(m, p, "user.dir", cwd ? cwd : "null");
226 /* Are we little or big endian? */
228 insert_property(m, p, "gnu.cpu.endian", u.c[0] ? "little" : "big");
231 /* disable gthread-jni's portable native sync due to yet unresolved
233 insert_property(m, p, "gnu.classpath.awt.gtk.portable.native.sync", "false");
238 locale = getenv("LANG");
239 if (locale != NULL) { /* gnu classpath is going to set en as language */
240 if (strlen(locale) <= 2) {
241 insert_property(m, p, "user.language", locale);
243 if ((locale[2]=='_')&&(strlen(locale)>=5)) {
244 lang = MNEW(char, 3);
245 strncpy(lang, (char*)&locale[0], 2);
247 region = MNEW(char, 3);
248 strncpy(region, (char*)&locale[3], 2);
250 insert_property(m, p, "user.language", lang);
251 insert_property(m, p, "user.region", region);
258 /* how do we get them? */
259 { "user.country", "US" },
260 { "user.timezone", "Europe/Vienna" },
262 /* XXX do we need this one? */
263 { "java.protocol.handler.pkgs", "gnu.java.net.protocol"}
265 insert_property(m, p, "java.protocol.handler.pkgs", "gnu.java.net.protocol");
267 /* insert properties defined on commandline */
272 insert_property(m, p, properties->key, properties->value);
275 properties = properties->next;
284 * These are local overrides for various environment variables in Emacs.
285 * Please do not remove this and leave it at the end of the file, where
286 * Emacs will automagically detect them.
287 * ---------------------------------------------------------------------
290 * indent-tabs-mode: t