tt_message_scope(3)

tt_message_scope(3)    C LIBRARY FUNCTIONS    tt_message_scope(3)

NAME
     tt_message_scope -	retrieve the scope attribute from a  mes-
     sage

SYNOPSIS
     #include <Tt/tt_c.h>

     Tt_scope tt_message_scope(Tt_message m);

DESCRIPTION
     The tt_message_scope() function retrieves the  scope  attri-
     bute 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_scope()	 function
     returns  a	value that identifies the set of processes eligi-
     ble to  receive  the  message.   The  following  values  are
     defined:

	TT_SESSION
		All processes joined to	the indicated session are
		eligible.

	TT_FILE
		All processes joined to	the  indicated	file  are
		eligible.

	TT_BOTH
		All processes joined to	either indicated file  or
		the indicated session are eligible.

	TT_FILE_IN_SESSION
		All processes joined to	both the  indicated  file
		and the	indicated session are eligible.

     The application can use tt_int_error(3) to	 extract  one  of
     the  following  Tt_status	values	from the Tt_scope integer
     return value:

	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.

Unix System LaboratorLast change: 11 May 1994			1

tt_message_scope(3)    C LIBRARY FUNCTIONS    tt_message_scope(3)

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

Unix System LaboratorLast change: 11 May 1994			2