tt_pattern_scope_add(3)

NAME
tt_pattern_scope_add - add a value to the scope field for a pattern

SYNOPSIS
#include <Tt/tt_c.h>

Tt_status tt_pattern_scope_add(Tt_pattern p,
	Tt_scope s);

DESCRIPTION
The tt_pattern_scope_add() function adds a value to the scope field for the specified pattern.

The p argument is a unique handle for a message pattern. This handle is returned after tt_pattern_create(3) is called. The s argument specifies what processes are eligible to receive the message. The following values are defined:

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

RETURN VALUE
Upon successful completion, the tt_pattern_scope_add() function returns the status of the operation as one of the following Tt_status values:

    The operation completed successfully.
    The ttsession(1) 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
Tttt_c(5), tt_pattern_create(3).