convert old style casts to fix warnings

src/OSSupport/IsThread.h

@@ -31,20 +31,20 @@ protected:
 
 	/// The overriden Execute() method should check this value periodically and terminate if this is true
 	volatile bool m_ShouldTerminate;
-	
+
 public:
 	cIsThread(const AString & iThreadName);
 	virtual ~cIsThread();
-	
+
 	/// Starts the thread; returns without waiting for the actual start
 	bool Start(void);
-	
+
 	/// Signals the thread to terminate and waits until it's finished
 	void Stop(void);
-	
+
 	/// Waits for the thread to finish. Doesn't signalize the ShouldTerminate flag
 	bool Wait(void);
-	
+
 	/// Returns the OS-dependent thread ID for the caller's thread
 	static unsigned long GetCurrentID(void);
 
@@ -53,7 +53,7 @@ public:
 
 protected:
 	AString m_ThreadName;
-	
+
 	// Value used for "no handle":
 	#ifdef _WIN32
 		#define NULL_HANDLE NULL
@@ -62,34 +62,34 @@ protected:
 	#endif
 
 	#ifdef _WIN32
-	
+
 		DWORD m_ThreadID;
 		HANDLE m_Handle;
-		
+
 		static DWORD __stdcall thrExecute(LPVOID a_Param)
 		{
 			// Create a window so that the thread can be identified by 3rd party tools:
 			HWND IdentificationWnd = CreateWindowA("STATIC", ((cIsThread *)a_Param)->m_ThreadName.c_str(), 0, 0, 0, 0, WS_OVERLAPPED, NULL, NULL, NULL, NULL);
-			
+
 			// Run the thread:
 			((cIsThread *)a_Param)->Execute();
-			
+
 			// Destroy the identification window:
 			DestroyWindow(IdentificationWnd);
-			
+
 			return 0;
 		}
-		
+
 	#else  // _WIN32
-	
+
 		pthread_t m_Handle;
-		
+
 		static void * thrExecute(void * a_Param)
 		{
-			((cIsThread *)a_Param)->Execute();
+			(static_cast<cIsThread *>(a_Param))->Execute();
 			return NULL;
 		}
-		
+
 	#endif  // else _WIN32
 } ;
 
@@ -98,7 +98,3 @@ protected:
 
 
 #endif  // CISTHREAD_H_INCLUDED
-
-
-
-