tt_pattern_scope_add(3) — Subroutines
CDE
NAME
tt_pattern_scope_add − add a value to the scope field for a pattern
SYNOPSIS
#include <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:
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.
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:
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.