tt_message_opnum(3)

tt_message_opnum(3)    C LIBRARY FUNCTIONS    tt_message_opnum(3)

NAME
     tt_message_opnum -	retrieve the operation	number	attribute
     from a message

SYNOPSIS
     #include <Tt/tt_c.h>

     int tt_message_opnum(Tt_message m);

DESCRIPTION
     The  tt_message_opnum()  function	retrieves  the	operation
     number attribute from the specified message.

     The m argument is the opaque handle for the message involved
     in	this operation.

RETURN VALUE
     Upon successful completion, the tt_message_opnum()	 function
     returns  the  number  of the operation involved in	this mes-
     sage.  The	application can	use  tt_int_error(3)  to  extract
     one  of  the  following  Tt_status	 values	from the returned
     integer:

	TT_OK	The operation completed	successfully.

	TT_ERR_NOMP
		The ttsession(1) process is not	running	 and  the
		ToolTalk service cannot	restart	it.

	TT_ERR_POINTER
		The pointer passed does	not point to an	object of
		the correct type for this operation.

SEE ALSO
     Tttt_c(5),	tt_int_error(3).

Unix System LaboratorLast change: 11 May 1994			1