1 files changed, 180 insertions, 0 deletions
diff --git a/src/jthread/pthread/jthread.cpp b/src/jthread/pthread/jthread.cpp
new file mode 100644
index 000000000..978cac20a
--- /dev/null
+++ b/src/jthread/pthread/jthread.cpp
@@ -0,0 +1,180 @@
+/*
+
+    This file is a part of the JThread package, which contains some object-
+    oriented thread wrappers for different thread implementations.
+
+    Copyright (c) 2000-2006  Jori Liesenborgs (jori.liesenborgs@gmail.com)
+
+    Permission is hereby granted, free of charge, to any person obtaining a
+    copy of this software and associated documentation files (the "Software"),
+    to deal in the Software without restriction, including without limitation
+    the rights to use, copy, modify, merge, publish, distribute, sublicense,
+    and/or sell copies of the Software, and to permit persons to whom the
+    Software is furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in
+    all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+    DEALINGS IN THE SOFTWARE.
+
+*/
+
+#include "jthread.h"
+#include <sys/time.h>
+#include <time.h>
+#include <stdlib.h>
+
+JThread::JThread()
+{
+	retval = NULL;
+	mutexinit = false;
+	running = false;
+}
+
+JThread::~JThread()
+{
+	Kill();
+}
+
+int JThread::Start()
+{
+	int status;
+
+	if (!mutexinit)
+	{
+		if (!runningmutex.IsInitialized())
+		{
+			if (runningmutex.Init() < 0)
+				return ERR_JTHREAD_CANTINITMUTEX;
+		}
+		if (!continuemutex.IsInitialized())
+		{
+			if (continuemutex.Init() < 0)
+				return ERR_JTHREAD_CANTINITMUTEX;
+		}
+		if (!continuemutex2.IsInitialized())
+		{
+			if (continuemutex2.Init() < 0)
+				return ERR_JTHREAD_CANTINITMUTEX;
+		}
+		mutexinit = true;
+	}
+	
+	runningmutex.Lock();
+	if (running)
+	{
+		runningmutex.Unlock();
+		return ERR_JTHREAD_ALREADYRUNNING;
+	}
+	runningmutex.Unlock();
+	
+	pthread_attr_t attr;
+	pthread_attr_init(&attr);
+	pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_DETACHED);
+	
+	continuemutex.Lock();
+	status = pthread_create(&threadid,&attr,TheThread,this);	
+	pthread_attr_destroy(&attr);
+	if (status != 0)
+	{
+		continuemutex.Unlock();
+		return ERR_JTHREAD_CANTSTARTTHREAD;
+	}
+	
+	/* Wait until 'running' is set */
+	
+	runningmutex.Lock();			
+	while (!running)
+	{
+		runningmutex.Unlock();
+		
+		struct timespec req,rem;
+
+		req.tv_sec = 0;
+		req.tv_nsec = 1000000;
+		nanosleep(&req,&rem);
+
+		runningmutex.Lock();
+	}
+	runningmutex.Unlock();
+	
+	continuemutex.Unlock();
+	
+	continuemutex2.Lock();
+	continuemutex2.Unlock();
+	return 0;
+}
+
+int JThread::Kill()
+{
+	runningmutex.Lock();			
+	if (!running)
+	{
+		runningmutex.Unlock();
+		return ERR_JTHREAD_NOTRUNNING;
+	}
+	pthread_cancel(threadid);
+	running = false;
+	runningmutex.Unlock();
+	return 0;
+}
+
+bool JThread::IsRunning()
+{
+	bool r;
+	
+	runningmutex.Lock();			
+	r = running;
+	runningmutex.Unlock();
+	return r;
+}
+
+void *JThread::GetReturnValue()
+{
+	void *val;
+	
+	runningmutex.Lock();
+	if (running)
+		val = NULL;
+	else
+		val = retval;
+	runningmutex.Unlock();
+	return val;
+}
+
+void *JThread::TheThread(void *param)
+{
+	JThread *jthread;
+	void *ret;
+	
+	jthread = (JThread *)param;
+	
+	jthread->continuemutex2.Lock();
+	jthread->runningmutex.Lock();
+	jthread->running = true;
+	jthread->runningmutex.Unlock();
+	
+	jthread->continuemutex.Lock();
+	jthread->continuemutex.Unlock();
+	
+	ret = jthread->Thread();
+
+	jthread->runningmutex.Lock();
+	jthread->running = false;
+	jthread->retval = ret;
+	jthread->runningmutex.Unlock();
+
+	return NULL;
+}
+
+void JThread::ThreadStarted()
+{
+	continuemutex2.Unlock();
+}
+