From 39b08bd9fc59e89df96bae63367489a3562bcd2a Mon Sep 17 00:00:00 2001
From: richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>
Date: Tue, 23 Jul 2013 09:53:24 +0000
Subject: [PATCH] Void a few unused return values and make casting more C++
 friendly.

git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@1995 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
---
 FreeRTOS/Source/croutine.c       | 10 +++++-----
 FreeRTOS/Source/include/semphr.h |  2 +-
 FreeRTOS/Source/queue.c          |  8 ++++----
 FreeRTOS/Source/tasks.c          |  2 +-
 4 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/FreeRTOS/Source/croutine.c b/FreeRTOS/Source/croutine.c
index 207b5c1e8..f957aabdf 100644
--- a/FreeRTOS/Source/croutine.c
+++ b/FreeRTOS/Source/croutine.c
@@ -201,7 +201,7 @@ portTickType xTimeToWake;
 	/* We must remove ourselves from the ready list before adding
 	ourselves to the blocked list as the same list item is used for
 	both lists. */
-	uxListRemove( ( xListItem * ) &( pxCurrentCoRoutine->xGenericListItem ) );
+	( void ) uxListRemove( ( xListItem * ) &( pxCurrentCoRoutine->xGenericListItem ) );
 
 	/* The list item will be inserted in wake time order. */
 	listSET_LIST_ITEM_VALUE( &( pxCurrentCoRoutine->xGenericListItem ), xTimeToWake );
@@ -241,11 +241,11 @@ static void prvCheckPendingReadyList( void )
 		portDISABLE_INTERRUPTS();
 		{
 			pxUnblockedCRCB = ( corCRCB * ) listGET_OWNER_OF_HEAD_ENTRY( (&xPendingReadyCoRoutineList) );
-			uxListRemove( &( pxUnblockedCRCB->xEventListItem ) );
+			( void ) uxListRemove( &( pxUnblockedCRCB->xEventListItem ) );
 		}
 		portENABLE_INTERRUPTS();
 
-		uxListRemove( &( pxUnblockedCRCB->xGenericListItem ) );
+		( void ) uxListRemove( &( pxUnblockedCRCB->xGenericListItem ) );
 		prvAddCoRoutineToReadyQueue( pxUnblockedCRCB );
 	}
 }
@@ -296,7 +296,7 @@ corCRCB *pxCRCB;
 				/* Is the co-routine waiting on an event also? */
 				if( pxCRCB->xEventListItem.pvContainer )
 				{
-					uxListRemove( &( pxCRCB->xEventListItem ) );
+					( void ) uxListRemove( &( pxCRCB->xEventListItem ) );
 				}
 			}
 			portENABLE_INTERRUPTS();
@@ -368,7 +368,7 @@ signed portBASE_TYPE xReturn;
 	event lists and the pending ready list.  This function assumes that a
 	check has already been made to ensure pxEventList is not empty. */
 	pxUnblockedCRCB = ( corCRCB * ) listGET_OWNER_OF_HEAD_ENTRY( pxEventList );
-	uxListRemove( &( pxUnblockedCRCB->xEventListItem ) );
+	( void ) uxListRemove( &( pxUnblockedCRCB->xEventListItem ) );
 	vListInsertEnd( ( xList * ) &( xPendingReadyCoRoutineList ), &( pxUnblockedCRCB->xEventListItem ) );
 
 	if( pxUnblockedCRCB->uxPriority >= pxCurrentCoRoutine->uxPriority )
diff --git a/FreeRTOS/Source/include/semphr.h b/FreeRTOS/Source/include/semphr.h
index 88e69dcd5..63706d3e5 100644
--- a/FreeRTOS/Source/include/semphr.h
+++ b/FreeRTOS/Source/include/semphr.h
@@ -121,7 +121,7 @@ typedef xQueueHandle xSemaphoreHandle;
 		( xSemaphore ) = xQueueGenericCreate( ( unsigned portBASE_TYPE ) 1, semSEMAPHORE_QUEUE_ITEM_LENGTH, queueQUEUE_TYPE_BINARY_SEMAPHORE );	\
 		if( ( xSemaphore ) != NULL )																											\
 		{																																		\
-			xSemaphoreGive( ( xSemaphore ) );																									\
+			( void ) xSemaphoreGive( ( xSemaphore ) );																									\
 		}																																		\
 	}
 
diff --git a/FreeRTOS/Source/queue.c b/FreeRTOS/Source/queue.c
index c587b1487..c5c1269e1 100644
--- a/FreeRTOS/Source/queue.c
+++ b/FreeRTOS/Source/queue.c
@@ -824,7 +824,7 @@ xQUEUE * const pxQueue = ( xQUEUE * ) xQueue;
 							{
 								/* Record the information required to implement
 								priority inheritance should it become necessary. */
-								pxQueue->pxMutexHolder = ( void * ) xTaskGetCurrentTaskHandle();
+								pxQueue->pxMutexHolder = ( signed char * ) xTaskGetCurrentTaskHandle();
 							}
 						}
 						#endif
@@ -1073,7 +1073,7 @@ xQUEUE * const pxQueue = ( xQUEUE * ) xQueue;
 						{
 							/* Record the information required to implement
 							priority inheritance should it become necessary. */
-							pxQueue->pxMutexHolder = ( void * ) xTaskGetCurrentTaskHandle(); /*lint !e961 Cast is not redundant as xTaskHandle is a typedef. */
+							pxQueue->pxMutexHolder = ( signed char * ) xTaskGetCurrentTaskHandle(); /*lint !e961 Cast is not redundant as xTaskHandle is a typedef. */
 						}
 					}
 					#endif
@@ -1742,7 +1742,7 @@ signed portBASE_TYPE xReturn;
 					pxQueue->u.pcReadFrom = pxQueue->pcHead;
 				}
 				--( pxQueue->uxMessagesWaiting );
-				memcpy( ( void * ) pvBuffer, ( void * ) pxQueue->u.pcReadFrom, ( unsigned ) pxQueue->uxItemSize );
+				( void ) memcpy( ( void * ) pvBuffer, ( void * ) pxQueue->u.pcReadFrom, ( unsigned ) pxQueue->uxItemSize );
 
 				xReturn = pdPASS;
 
@@ -1822,7 +1822,7 @@ signed portBASE_TYPE xReturn;
 				pxQueue->u.pcReadFrom = pxQueue->pcHead;
 			}
 			--( pxQueue->uxMessagesWaiting );
-			memcpy( ( void * ) pvBuffer, ( void * ) pxQueue->u.pcReadFrom, ( unsigned ) pxQueue->uxItemSize );
+			( void ) memcpy( ( void * ) pvBuffer, ( void * ) pxQueue->u.pcReadFrom, ( unsigned ) pxQueue->uxItemSize );
 
 			if( ( *pxCoRoutineWoken ) == pdFALSE )
 			{
diff --git a/FreeRTOS/Source/tasks.c b/FreeRTOS/Source/tasks.c
index 0c2513494..b280645b1 100644
--- a/FreeRTOS/Source/tasks.c
+++ b/FreeRTOS/Source/tasks.c
@@ -2182,7 +2182,7 @@ static portTASK_FUNCTION( prvIdleTask, pvParameters )
 						traceLOW_POWER_IDLE_END();
 					}
 				}
-				xTaskResumeAll();
+				( void ) xTaskResumeAll();
 			}
 		}
 		#endif /* configUSE_TICKLESS_IDLE */
-- 
2.39.5