tt_pattern_category - return the category value of a pattern
#include <Tt/tt_c.h> Tt_category tt_pattern_category(Tt_pattern p);
tt_pattern_category(3) ToolTalk Functions tt_pattern_category(3)
NAME
tt_pattern_category - return the category value of a pattern
SYNOPSIS
#include <Tt/tt_c.h>
Tt_category tt_pattern_category(Tt_pattern p);
DESCRIPTION
The tt_pattern_category() function returns the category value of the
specified pattern.
The p argument is the opaque handle for a message pattern.
RETURN VALUE
Upon successful completion, the tt_pattern_category() function returns
a value that indicates whether the receiving process will observe or
handle messages. The tt_pattern_category() function returns one of the
following Tt_status values:
TT_OBSERVE
The receiving process will observe messages.
TT_HANDLE
The receiving process will handle messages.
The application can use tt_int_error(3) to extract one of the following
Tt_status values from the Tt_category 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 cor-
rect type for this operation.
ATTRIBUTES
See attributes(7) for descriptions of the following attributes:
+---------------+------------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+---------------+------------------+
|Availability | library/tooltalk |
+---------------+------------------+
|Stability | Committed |
+---------------+------------------+
SEE ALSO
tt_c(5), tt_pattern_category_set(3), tt_int_error(3).
ToolTalk 1.3 1 March 1996 tt_pattern_category(3)