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GUESSEXTDIR(3)		 MBK LOGICAL UTILITY FUNCTIONS		GUESSEXTDIR(3)

NAME
       guessextdir  -  guess external connectors directions from internal con-
       nectors directions

SYNOPSYS
       #include	"mlo.h"
       int guessextdir(ptfig)
       lofig_list *ptfig;

PARAMETER
       ptfig		   Pointer to a	lofig_list

DESCRIPTION
       The guessextdir function	guesses	external  connectors  directions  from
       internal	 connectors'  ones.  The translation table below indicates the
       resulting direction for two internals connectors.
		IN	OUT	 INOUT	UNKNOWN	 TRISTATE TRANSCV
       IN	IN	INOUT	 INOUT	IN	 TRANSCV  TRANSCV
       OUT	INOUT	OUT+	 INOUT+	OUT	 OUT+	  TRANSCV+
       INOUT	INOUT	INOUT+	 INOUT+	INOUT	 INOUT+	  INOUT+
       UNKNOWN	IN	OUT	 INOUT	UNKNOWN	 TRISTATE TRANSCV
       TRISTATE	TRANSCV	OUT+	 INOUT+	TRISTATE TRISTATE TRANSCV
       TRANSCV	TRANSCV	TRANSCV+ INOUT+	TRANSCV	 TRANSCV  TRANSCV

RETURN VALUE
       guessextdir returns 1 on	success, 0 if there is an error	in the	trans-
       lation.

ERROR
       The  values followed by a + character in	the translation	table indicate
       an error.

EXAMPLE
       #include	"mut.h"
       #include	"mlo.h"
       lofig_list * getgoodlofig(figname, mode)
       char *figname;
       char mode;
       {
       lofig_list *ptfig;
	  ptfig	= getlofig(figname, mode);
	  restorealldir(ptfig);
	  guessextdir(ptfig);
	  return ptfig;
       }

SEE ALSO
       mbk(1), lofig(3), locon(3), getlofig(3),	restorealldir(3).

ASIM/LIP6			October	1, 1997			GUESSEXTDIR(3)

NAME | SYNOPSYS | PARAMETER | DESCRIPTION | RETURN VALUE | ERROR | EXAMPLE | SEE ALSO

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