tt_pattern_category_set(library call) tt_pattern_category_set(library call)
NAMEtt_pattern_category_set — fill in the category field for a pattern
SYNOPSIS
#include <Tt/tt_c.h>
Tt_status tt_pattern_category_set(
Tt_pattern p,
Tt_category c);
DESCRIPTION
The tt_pattern_category_set function fills in the category 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 c argument indicates whether the receiving process will observe or
handle messages. The following values are defined:
TT_OBSERVE
The receiving process will observe messages.
TT_HANDLE The receiving process will handle messages.
RETURN VALUE
Upon successful completion, the tt_pattern_category_set function
returns the status of the operation as one of the following Tt_status
values:
TT_OK The operation completed successfully.
TT_ERR_CATEGORY
The pattern object has no category set.
TT_ERR_NOMP
The ttsession(1) process is not running and the ToolTalk ser‐
vice cannot restart it.
TT_ERR_POINTER
The pointer passed does not point to an object of the correct
type for this operation.
SEE ALSO
Tt/tt_c.h - Tttt_c(5), tt_pattern_category(3), tt_pattern_create(3).
tt_pattern_category_set(library call)
