Add LWP_GetThreadPriority

Co-authored-by: Exortile <[email protected]>

gc/ogc/lwp.h

@@ -118,6 +118,15 @@ BOOL LWP_ThreadIsSuspended(lwp_t thethread);
 lwp_t LWP_GetSelf(void);
 
 
+/*! \fn s32 LWP_GetThreadPriority(lwp_t thethread)
+\brief Get the priority of the given thread.
+\param[in] thethread handle to the thread context whos priority should be returned. If NULL, the current thread will be taken.
+
+\return 0 on success, <0 on error
+*/
+s32 LWP_GetThreadPriority(lwp_t thethread);
+
+
 /*! \fn void LWP_SetThreadPriority(lwp_t thethread,u32 prio)
 \brief Set the priority of the given thread.
 \param[in] thethread handle to the thread context whos priority should be changed. If NULL, the current thread will be taken.

libogc/lwp.c

@@ -265,6 +265,22 @@ lwp_t LWP_GetSelf(void)
 	return ret;
 }
 
+s32 LWP_GetThreadPriority(lwp_t thethread)
+{
+	u32 prio;
+	lwp_cntrl *lwp_thread;
+
+	if(thethread==LWP_THREAD_NULL) thethread = LWP_GetSelf();
+
+	lwp_thread = __lwp_cntrl_open(thethread);
+	if(!lwp_thread) return -1;
+
+	prio = __lwp_priotocore(lwp_thread->cur_prio);
+
+	__lwp_thread_dispatchenable();
+	return prio;
+}
+
 void LWP_SetThreadPriority(lwp_t thethread,u32 prio)
 {
 	lwp_cntrl *lwp_thread;