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tt_pattern_class_add(3)
CDE


NAME
  tt_pattern_class_add - add a value to the class information for a pattern

SYNOPSIS
  #include <Tt/tt_c.h>
  Tt_status tt_pattern_class_add(Tt_pattern p,
				 Tt_class c);

DESCRIPTION
  The tt_pattern_class_add function adds a value to the class information for
  the specified pattern.

  If the class is TT_REQUEST, the sending process expects a reply to the
  message.

  If the class is TT_NOTICE, the sending process does not expect a reply to
  the message.

  The p argument is a unique handle for a message pattern.  This handle is
  returned after tt_pattern_create3 is called.	The c argument indicates
  whether the receiving process is to take action after the message is
  received.  The following values are defined:
  A notice of an event.	 The sender does not want feedback on this message.
  A request for some action to be taken.  The sender must be notified of
  progress, success or failure, and must receive any return values.

RETURN VALUE
  Upon successful completion, the tt_pattern_class_add function returns the
  status of the operation as one of the following Tt_status values: The
  operation completed successfully.
  The ttsession1 process is not running and the ToolTalk service cannot
  restart it.
  The pointer passed does not point to an object of the correct type for this
  operation.

SEE ALSO
  Tt/tt_c.h5, tt_pattern_create3.