AuMakeNoopAction.3x man page
AuMakeNoopAction - initialize an action
AuMakeNoopAction(action, trigger_state, trigger_prev_state, trigger_reason)
AuElementAction action; /* RETURN */
unsigned char trigger_state;
unsigned char trigger_prev_state;
unsigned char trigger_reason;
Returns the initialized action.
Specifies the state that triggers the action. This must be one of thses constants: AuStateStop, AuStateStart, AuStatePause, or AuStateAny.
Specifies the previous state for the trigger. This must be one of thses constants: AuStateStop, AuStateStart, AuStatePause, or AuStateAny.
Specifies the reason for the action. This must be one of these constants: AuReasonUser, AuReasonUnderrun, AuReasonOverrun, AuReasonEOF, AuReasonWatermark, AuReasonHardware, or AuReasonAny.
AuMakeNoopAction sets the action field of action to AuElementActionNoop and initializes the other fields with the remaining arguments.
AuMakeNoopAction is implemented as a macro.
audiolib - Network Audio System C Language Interface