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Added xTaskGetApplicationTaskTag() function.

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This commit is contained in:
Richard Barry 2009-05-30 13:30:40 +00:00
parent 1ead7d162a
commit f24533b765
1 changed files with 35 additions and 1 deletions
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34
Source/tasks.c
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@ -1451,6 +1451,35 @@ void vTaskIncrementTick( void )
#endif #endif
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
#if ( configUSE_APPLICATION_TASK_TAG == 1 )
pdTASK_HOOK_CODE xTaskGetApplicationTaskTag( xTaskHandle xTask )
{
tskTCB *xTCB;
pdTASK_HOOK_CODE xReturn;
/* If xTask is NULL then we are setting our own task hook. */
if( xTask == NULL )
{
xTCB = ( tskTCB * ) pxCurrentTCB;
}
else
{
xTCB = ( tskTCB * ) xTask;
}
/* Save the hook function in the TCB. A critical section is required as
the value can be accessed from an interrupt. */
portENTER_CRITICAL();
xReturn = xTCB->pxTaskTag;
portEXIT_CRITICAL();
return xReturn;
}
#endif
/*-----------------------------------------------------------*/
#if ( configUSE_APPLICATION_TASK_TAG == 1 ) #if ( configUSE_APPLICATION_TASK_TAG == 1 )
portBASE_TYPE xTaskCallApplicationTaskHook( xTaskHandle xTask, void *pvParameter ) portBASE_TYPE xTaskCallApplicationTaskHook( xTaskHandle xTask, void *pvParameter )
@ -1778,7 +1807,12 @@ static portTASK_FUNCTION( prvIdleTask, pvParameters )
static void prvInitialiseTCBVariables( tskTCB *pxTCB, const signed portCHAR * const pcName, unsigned portBASE_TYPE uxPriority ) static void prvInitialiseTCBVariables( tskTCB *pxTCB, const signed portCHAR * const pcName, unsigned portBASE_TYPE uxPriority )
{ {
/* Store the function name in the TCB. */ /* Store the function name in the TCB. */
#if configMAX_TASK_NAME_LEN > 1
{
/* Don't bring strncpy into the build unnecessarily. */
strncpy( ( char * ) pxTCB->pcTaskName, ( const char * ) pcName, ( unsigned portSHORT ) configMAX_TASK_NAME_LEN ); strncpy( ( char * ) pxTCB->pcTaskName, ( const char * ) pcName, ( unsigned portSHORT ) configMAX_TASK_NAME_LEN );
}
#endif
pxTCB->pcTaskName[ ( unsigned portSHORT ) configMAX_TASK_NAME_LEN - ( unsigned portSHORT ) 1 ] = '\0'; pxTCB->pcTaskName[ ( unsigned portSHORT ) configMAX_TASK_NAME_LEN - ( unsigned portSHORT ) 1 ] = '\0';
/* This is used as an array index so must ensure it's not too large. */ /* This is used as an array index so must ensure it's not too large. */