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 correct
                type for this operation.

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