tt_otype_base(3)

tt_otype_base(3)       C LIBRARY FUNCTIONS	 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).

Unix System LaboratorLast change: 11 May 1994			1