You are here: SwitchKit Programmer’s Guide > 6 Handler Functions > sk_popChannelHandler()
Description
The sk_popChannelHandler() function removes the top of the handler stack for the specified span and channel and sets aHandlerFunc to point to this function.
Syntax
int sk_popChannelHandler(int aSpan, int aChannel, void **aRtndTag, HandlerFunc **aRtndHanderFunc);
Threadsafe Syntax
int skts_popChannelHandler(int aSpan, int aChannel, void **aRtndTag, HandlerFunc **aRtndHanderFunc
Parameters
The function parameters are shown in the table below.
|
Argument |
Description |
|---|---|
|
aSpan |
Specifies the span. |
|
aChannel |
Specifies the channel. |
|
aRtndTag |
Output parameter that will contain the tag value that was originally specified when the handler was pushed on the handler stack. |
|
aRtndHandlerFunc |
Output parameter that will contain the message handler function that was originally specified when the handler was pushed on the handler stack. |
Return Values
Possible return values for this function:
|
SK_EMPTY |
The handler stack is empty. |