tt_otype_base(3)

NAME
     tt_otype_base - return the base otype of an otype

SYNOPSIS
     #include <Tt/tt_c.h>
     char *tt_otype_base(const char *otype);

DESCRIPTION
     The tt_otype_base() function returns the base otype of the given otype,
     or NULL if the given otype is not derived.

     The otype argument is the object type involved in this operation.

RETURN VALUE
     Upon successful completion, the tt_otype_base() function returns the name
     of the base otype; if the given otype is not derived, this value is NULL.
     The application can use tt_ptr_error(3) to extract one of the following
     Tt_status values from the returned pointer:

        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_OTYPE
                The specified object type is not the name of an installed
                object type.

APPLICATION USAGE
     The application should use tt_free(3) to free any data stored in the
     address returned by the ToolTalk API.

SEE ALSO
     Tttt_c(5), tt_otype_is_derived(3), tt_otype_derived(3),
     tt_otype_deriveds_count(3), tt_spec_type(3), tt_message_otype(3),
     tt_ptr_error(3), tt_free(3).