Name

       AuMakeNoopAction - initialize an action

Synopsis

       #include <audio/audiolib.h>

       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;

Arguments

       action    Returns the initialized action.

       trigger_state
                 Specifies  the  state  that  triggers  the  action.   This  must  be  one  of  thses constants:
                 AuStateStop, AuStateStart, AuStatePause, or AuStateAny.

       trigger_prev_state
                 Specifies the  previous  state  for  the  trigger.   This  must  be  one  of  thses  constants:
                 AuStateStop, AuStateStart, AuStatePause, or AuStateAny.

       trigger_reason
                 Specifies  the  reason  for  the  action.   This  must be one of these constants: AuReasonUser,
                 AuReasonUnderrun,  AuReasonOverrun,  AuReasonEOF,   AuReasonWatermark,   AuReasonHardware,   or
                 AuReasonAny.

Description

       AuMakeNoopAction  sets the action field of action to AuElementActionNoop and initializes the other fields
       with the remaining arguments.

       AuMakeNoopAction is implemented as a macro.

See Also

       AuMakeChangeStateAction, AuMakeSendNotifyAction.

       audiolib - Network Audio System C Language Interface

audiolib - action initialization                      1.9.4                                  AuMakeNoopAction(3)