Changed: Make CWinThread::start more sane, and fixed a typo

--HG--
branch : sound_dev

code/nel/src/misc/p_thread.cpp

@@ -196,7 +196,7 @@ void CPThread::wait ()
 {
 	if (_State == ThreadStateRunning)
 	{
-		int error = pthread_join(_ThreadHandle, 0) != 0;
+		int error = pthread_join(_ThreadHandle, 0);
 		switch (error)
 		{
 		case 0:

code/nel/src/misc/win_thread.cpp

@@ -190,6 +190,9 @@ CWinThread::~CWinThread ()
 
 void CWinThread::start ()
 {
+	if (isRunning())
+		throw EThread("Starting a thread that is already started, existing thread will continue running, this should not happen");	
+	
 //	ThreadHandle = (void *) ::CreateThread (NULL, _StackSize, ProxyFunc, this, 0, (DWORD *)&ThreadId);
 	ThreadHandle = (void *) ::CreateThread (NULL, 0, ProxyFunc, this, 0, (DWORD *)&ThreadId);
 //	nldebug("NLMISC: thread %x started for runnable '%x'", typeid( Runnable ).name());