SMC_GetObjFromEnd (FUN)

FUNCTION SMC_GetObjFromEnd : POINTER TO SMC_GEOINFO

Returns a pointer to the n-last object (start counting from the end) of the queue (poq). For N=0 the last element in the list will be returned.

task-safety: may be called from both tasks; the result however may be invalid: In case of the producer task, the output may no longer be part of the queue, in case of the consumer task, the output may no longer be the last element.

InOut:

Scope Name Type Comment Return SMC_GetObjFromEnd POINTER TO SMC_GEOINFO Input poq POINTER TO SMC_OUTQUEUE The out queue N UINT Index of object, counting is started with N=0 for the last element.