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 1573 2004-11-23 16:06:03Z twisti $
39 #include "exceptions.h"
45 #include "threads/thread.h"
46 #include "toolbox/logging.h"
47 #include "nat/java_lang_ThreadGroup.h"
48 #include "nat/java_lang_Object.h" /* needed for java_lang_Thread.h */
49 #include "nat/java_lang_Throwable.h" /* needed for java_lang_Thread.h */
50 #include "nat/java_lang_VMThread.h"
51 #include "nat/java_lang_Thread.h"
55 * Class: java/lang/Thread
56 * Method: countStackFrames
59 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_countStackFrames(JNIEnv *env, java_lang_VMThread *this)
61 log_text("java_lang_VMThread_countStackFrames called");
67 * Class: java/lang/Thread
68 * Method: currentThread
69 * Signature: ()Ljava/lang/Thread;
71 JNIEXPORT java_lang_Thread* JNICALL Java_java_lang_VMThread_currentThread(JNIEnv *env, jclass clazz)
76 log_text("java_lang_VMThread_currentThread called");
78 #if defined(USE_THREADS)
79 #if !defined(NATIVE_THREADS)
80 t = (java_lang_Thread *) currentThread;
82 t = ((threadobject*) THREADOBJECT)->o.thread;
86 log_text("java_lang_VMThread_currentThread: t->group=NULL");
87 /* ThreadGroup of currentThread is not initialized */
89 t->group = (java_lang_ThreadGroup *)
90 native_new_and_init(class_new(utf_new_char("java/lang/ThreadGroup")));
93 log_text("unable to create ThreadGroup");
104 * Class: java/lang/Thread
105 * Method: nativeInterrupt
108 JNIEXPORT void JNICALL Java_java_lang_VMThread_interrupt(JNIEnv *env, java_lang_VMThread *this)
110 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
111 interruptThread(this);
113 log_text("Java_java_lang_VMThread_interrupt0 called");
119 * Class: java/lang/Thread
123 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_isAlive(JNIEnv *env, java_lang_VMThread *this)
126 log_text("java_lang_VMThread_isAlive called");
128 #if defined(USE_THREADS)
129 #if !defined(NATIVE_THREADS)
130 return aliveThread((thread *) this->thread);
132 /* This method is implemented in classpath. */
133 throw_cacao_exception_exit(string_java_lang_InternalError, "aliveThread");
137 /* keep compiler happy */
145 * Class: java_lang_Thread
146 * Method: isInterrupted
149 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_isInterrupted(JNIEnv *env, java_lang_VMThread *this)
151 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
152 return isInterruptedThread(this);
154 log_text("Java_java_lang_VMThread_isInterrupted called");
161 * Class: java/lang/Thread
162 * Method: registerNatives
165 JNIEXPORT void JNICALL Java_java_lang_VMThread_registerNatives(JNIEnv *env, jclass clazz)
172 * Class: java/lang/Thread
176 JNIEXPORT void JNICALL Java_java_lang_VMThread_resume(JNIEnv *env, java_lang_VMThread *this)
179 log_text("java_lang_VMThread_resume0 called");
181 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
182 resumeThread((thread *) this->thread);
188 * Class: java/lang/Thread
189 * Method: setPriority0
192 JNIEXPORT void JNICALL Java_java_lang_VMThread_nativeSetPriority(JNIEnv *env, java_lang_VMThread *this, s4 par1)
195 log_text("java_lang_VMThread_setPriority0 called");
197 #if defined(USE_THREADS)
198 setPriorityThread((thread *) this->thread, par1);
204 * Class: java_lang_Thread
208 JNIEXPORT void JNICALL Java_java_lang_VMThread_sleep(JNIEnv *env, jclass clazz, s8 millis, s4 nanos)
210 #if defined(USE_THREADS)
211 sleepThread(millis, nanos);
217 * Class: java/lang/Thread
221 JNIEXPORT void JNICALL Java_java_lang_VMThread_start(JNIEnv *env, java_lang_VMThread *this, s8 par1)
224 log_text("java_lang_VMThread_start called");
226 #if defined(USE_THREADS)
227 this->thread->vmThread = this;
228 startThread((thread *) this->thread);
234 * Class: java/lang/Thread
236 * Signature: (Ljava/lang/Object;)V
238 JNIEXPORT void JNICALL Java_java_lang_VMThread_nativeStop(JNIEnv *env, java_lang_VMThread *this, java_lang_Throwable *par1)
241 log_text ("java_lang_VMThread_stop0 called");
244 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
245 if (currentThread == (thread*)this->thread) {
249 exceptionptr = proto_java_lang_ThreadDeath;
254 /*CONTEXT((thread*)this)*/ this->flags |= THREAD_FLAGS_KILLED;
255 resumeThread((thread*)this->thread);
262 * Class: java/lang/Thread
266 JNIEXPORT void JNICALL Java_java_lang_VMThread_suspend(JNIEnv *env, java_lang_VMThread *this)
269 log_text("java_lang_VMThread_suspend0 called");
271 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
272 suspendThread((thread*)this->thread);
278 * Class: java/lang/Thread
282 JNIEXPORT void JNICALL Java_java_lang_VMThread_yield(JNIEnv *env, jclass clazz)
285 log_text("java_lang_VMThread_yield called");
287 #if defined(USE_THREADS)
294 * Class: java_lang_Thread
295 * Method: interrupted
298 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_interrupted(JNIEnv *env, jclass clazz)
300 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
301 return interruptedThread();
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)
327 * Class: java/lang/VMThread
329 * Signature: (Ljava/lang/Object;)Z
331 JNIEXPORT s4 JNICALL Java_java_lang_VMThread_holdsLock(JNIEnv *env, jclass clazz, java_lang_Object* o)
333 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
334 return threadHoldsLock((threadobject*) THREADOBJECT,
335 (java_objectheader *) o);
337 /* I don't know how to find out [stefan] */
344 * These are local overrides for various environment variables in Emacs.
345 * Please do not remove this and leave it at the end of the file, where
346 * Emacs will automagically detect them.
347 * ---------------------------------------------------------------------
350 * indent-tabs-mode: t