1AuMakeNoopAction(3)        Library Functions Manual        AuMakeNoopAction(3)
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Name

6       AuMakeNoopAction - initialize an action
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Synopsis

9       #include <audio/audiolib.h>
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11       AuMakeNoopAction(action,   trigger_state,   trigger_prev_state,   trig‐
12       ger_reason)
13           AuElementAction action; /* RETURN */
14           unsigned char trigger_state;
15           unsigned char trigger_prev_state;
16           unsigned char trigger_reason;
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Arguments

19       action    Returns the initialized action.
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21       trigger_state
22                 Specifies the state that triggers the action.  This  must  be
23                 one  of  thses  constants:  AuStateStop,  AuStateStart,  AuS‐
24                 tatePause, or AuStateAny.
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26       trigger_prev_state
27                 Specifies the previous state for the trigger.  This  must  be
28                 one  of  thses  constants:  AuStateStop,  AuStateStart,  AuS‐
29                 tatePause, or AuStateAny.
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31       trigger_reason
32                 Specifies the reason for the action.  This  must  be  one  of
33                 these   constants:   AuReasonUser,  AuReasonUnderrun,  AuRea‐
34                 sonOverrun, AuReasonEOF, AuReasonWatermark, AuReasonHardware,
35                 or AuReasonAny.
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Description

38       AuMakeNoopAction sets the action field of action to AuElementActionNoop
39       and initializes the other fields with the remaining arguments.
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41       AuMakeNoopAction is implemented as a macro.
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See Also

44       AuMakeChangeStateAction, AuMakeSendNotifyAction.
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46       audiolib - Network Audio System C Language Interface
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50audiolib - action initialization     1.9.4                 AuMakeNoopAction(3)