gl_unlisten( )

Description | Example | Error

Name:	int gl_unlisten (int chan)
Inputs:	int chan	Purpose: Specifies CP Fax SC board channel.
Returns:	0	Success.
	-1	Error.
Includes:	gfsc.h

Description

The gl_unlisten( ) function disconnects fax channel receive data stream from SCbus. This function disconnects the receive data stream of a fax channel from the SCbus. If gl_unlisten( ) is called to disconnect a fax channel that has no existing connection, no operation will be performed and the function will return an indication of success.

Example

#include "gfsc.h"  
int devh1, status;  
devh1 = 1;  
/* disconnect devh1 rxslot */  
status = gl_unlisten( devh1 );  
if (status)  
{  
   fprintf(stderr, "gl_unlisten( ) error %d\n", status);  
   return (status);  
}

Error

• This function fails if an invalid channel is specified.
• This function fails if called on a device in PEB mode.

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