1 /* nat/Thread.c - java/lang/Thread
3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
5 M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
6 P. Tomsich, J. Wenninger
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: Roman Obermaiser
29 Changes: Joseph Wenninger
31 $Id: VMThread.c 1344 2004-07-21 17:12:53Z twisti $
38 #include "exceptions.h"
44 #include "threads/thread.h"
45 #include "toolbox/logging.h"
46 #include "java_lang_ThreadGroup.h"
47 #include "java_lang_Object.h" /* needed for java_lang_Thread.h */
48 #include "java_lang_Throwable.h" /* needed for java_lang_Thread.h */
49 #include "java_lang_VMThread.h"
50 #include "java_lang_Thread.h"
54 * Class: java/lang/Thread
55 * Method: countStackFrames
58 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_countStackFrames(JNIEnv *env, java_lang_VMThread *this)
60 log_text("java_lang_VMThread_countStackFrames called");
66 * Class: java/lang/Thread
67 * Method: currentThread
68 * Signature: ()Ljava/lang/Thread;
70 JNIEXPORT java_lang_Thread* JNICALL Java_java_lang_VMThread_currentThread(JNIEnv *env, jclass clazz)
75 log_text("java_lang_VMThread_currentThread called");
77 #if defined(USE_THREADS)
78 #if !defined(NATIVE_THREADS)
79 t = (java_lang_Thread *) currentThread;
85 log_text("java_lang_VMThread_currentThread: t->group=NULL");
86 /* ThreadGroup of currentThread is not initialized */
88 t->group = (java_lang_ThreadGroup *)
89 native_new_and_init(class_new(utf_new_char("java/lang/ThreadGroup")));
92 log_text("unable to create ThreadGroup");
95 return (java_lang_Thread *) t;
103 * Class: java/lang/Thread
104 * Method: nativeInterrupt
107 JNIEXPORT void JNICALL Java_java_lang_VMThread_interrupt(JNIEnv *env, java_lang_VMThread *this)
109 log_text("Java_java_lang_VMThread_interrupt0 called");
114 * Class: java/lang/Thread
118 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_isAlive(JNIEnv *env, java_lang_VMThread *this)
121 log_text("java_lang_VMThread_isAlive called");
123 #if defined(USE_THREADS)
124 return aliveThread((thread *) this->thread);
131 * Class: java_lang_Thread
132 * Method: isInterrupted
135 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_isInterrupted(JNIEnv *env, java_lang_VMThread *this)
137 log_text("Java_java_lang_VMThread_isInterrupted called");
143 * Class: java/lang/Thread
144 * Method: registerNatives
147 JNIEXPORT void JNICALL Java_java_lang_VMThread_registerNatives(JNIEnv *env, jclass clazz)
154 * Class: java/lang/Thread
158 JNIEXPORT void JNICALL Java_java_lang_VMThread_resume(JNIEnv *env, java_lang_VMThread *this)
161 log_text("java_lang_VMThread_resume0 called");
163 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
164 resumeThread((thread *) this->thread);
170 * Class: java/lang/Thread
171 * Method: setPriority0
174 JNIEXPORT void JNICALL Java_java_lang_VMThread_nativeSetPriority(JNIEnv *env, java_lang_VMThread *this, s4 par1)
177 log_text("java_lang_VMThread_setPriority0 called");
179 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
180 setPriorityThread((thread *) this->thread, par1);
186 * Class: java_lang_Thread
190 JNIEXPORT void JNICALL Java_java_lang_VMThread_sleep(JNIEnv *env, jclass clazz, s8 millis, s4 nanos)
194 new_exception_message(string_java_lang_IllegalArgumentException,
195 "timeout value is negative");
200 if (nanos < 0 || nanos > 999999) {
202 new_exception_message(string_java_lang_IllegalArgumentException,
203 "nanosecond timeout value out of range");
208 #if defined(USE_THREADS)
209 sleepThread(millis, nanos);
215 * Class: java/lang/Thread
219 JNIEXPORT void JNICALL Java_java_lang_VMThread_start(JNIEnv *env, java_lang_VMThread *this, s8 par1)
222 log_text("java_lang_VMThread_start called");
224 #if defined(USE_THREADS)
225 #if defined(__GNUC__)
226 #warning perhaps it would be better to always work with the vmthread structure in the thread code (jowenn)
228 if (this->thread->vmThread == 0)
229 this->thread->vmThread = this;
231 startThread((thread *) (this->thread));
237 * Class: java/lang/Thread
239 * Signature: (Ljava/lang/Object;)V
241 JNIEXPORT void JNICALL Java_java_lang_VMThread_nativeStop(JNIEnv *env, java_lang_VMThread *this, java_lang_Throwable *par1)
244 log_text ("java_lang_VMThread_stop0 called");
247 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
248 if (currentThread == (thread*)this->thread) {
252 exceptionptr = proto_java_lang_ThreadDeath;
257 /*CONTEXT((thread*)this)*/ this->flags |= THREAD_FLAGS_KILLED;
258 resumeThread((thread*)this->thread);
265 * Class: java/lang/Thread
269 JNIEXPORT void JNICALL Java_java_lang_VMThread_suspend(JNIEnv *env, java_lang_VMThread *this)
272 log_text("java_lang_VMThread_suspend0 called");
274 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
275 suspendThread((thread*)this->thread);
281 * Class: java/lang/Thread
285 JNIEXPORT void JNICALL Java_java_lang_VMThread_yield(JNIEnv *env, jclass clazz)
288 log_text("java_lang_VMThread_yield called");
290 #if defined(USE_THREADS)
297 * Class: java_lang_Thread
298 * Method: interrupted
301 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_interrupted(JNIEnv *env, jclass clazz)
303 log_text("Java_java_lang_VMThread_interrupted");
310 * Class: java_lang_Thread
314 JNIEXPORT void JNICALL Java_java_lang_VMThread_nativeInit(JNIEnv *env, java_lang_VMThread *this, s8 par1)
318 log_text("There has been an exception, strange...");*/
320 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
321 initThread(this->thread);
323 this->thread->priority = 5;
328 * These are local overrides for various environment variables in Emacs.
329 * Please do not remove this and leave it at the end of the file, where
330 * Emacs will automagically detect them.
331 * ---------------------------------------------------------------------
334 * indent-tabs-mode: t