(svn r15158) -Cleanup: remove some unused/unneeded cruft from the thread generalisation.

src/thread.h

@@ -19,18 +19,6 @@ public:
 	 */
 	virtual ~ThreadObject() {};
 
-	/**
-	 * Check if the thread is currently running.
-	 * @return True if the thread is running.
-	 */
-	virtual bool IsRunning() = 0;
-
-	/**
-	 * Waits for the thread to exit.
-	 * @return True if the thread has exited.
-	 */
-	virtual bool WaitForStop() = 0;
-
 	/**
 	 * Exit this thread.
 	 */
@@ -41,61 +29,15 @@ public:
 	 */
 	virtual void Join() = 0;
 
-	/**
-	 * Check if this thread is the current active thread.
-	 * @return True if it is the current active thread.
-	 */
-	virtual bool IsCurrent() = 0;
-
-	/**
-	 * Get the unique ID of this thread.
-	 * @return A value unique to each thread.
-	 */
-	virtual uint GetId() = 0;
-
 	/**
 	 * Create a thread; proc will be called as first function inside the thread,
 	 *  with optinal params.
 	 * @param proc The procedure to call inside the thread.
 	 * @param param The params to give with 'proc'.
+	 * @param thread Place to store a pointer to the thread in. May be NULL.
 	 * @return True if the thread was started correctly.
 	 */
-	static ThreadObject *New(OTTDThreadFunc proc, void *param);
-
-	/**
-	 * Convert the current thread to a new ThreadObject.
-	 * @return A new ThreadObject with the current thread attached to it.
-	 */
-	static ThreadObject *AttachCurrent();
-
-	/**
-	 * Find the Id of the current running thread.
-	 * @return The thread ID of the current active thread.
-	 */
-	static uint CurrentId();
-};
-
-/**
- * Cross-platform Thread Semaphore. Wait() waits for a Set() of someone else.
- */
-class ThreadSemaphore {
-public:
-	static ThreadSemaphore *New();
-
-	/**
-	 * Virtual Destructor to avoid compiler warnings.
-	 */
-	virtual ~ThreadSemaphore() {};
-
-	/**
-	 * Signal all threads that are in Wait() to continue.
-	 */
-	virtual void Set() = 0;
-
-	/**
-	 * Wait until we are signaled by a call to Set().
-	 */
-	virtual void Wait() = 0;
+	static bool New(OTTDThreadFunc proc, void *param, ThreadObject **thread = NULL);
 };
 
 #endif /* THREAD_H */