bool OS_Queue_IsEmpty (queue)
bool OS_Queue_IsEmpty_I (queue)
Check if queue of messages is empty.
OS_ENABLE_QUEUE constant must be defined in OSAcfg.h.
Everywhere
queue |
Queue of messages descriptor. Variable of OST_QUEUE type. |
false |
there are some messages in the queue |
true |
queue is free, no messages |
OST_QUEUE queue; void Task (void) { for (;;) { /*...*/ if (OS_Queue_IsEmpty (queue)) { /* The queue is empty */ } else { /* The queue has messages */ }; /*...*/ } }