\ LOOK.FS xt -> lfa 22may93jaw \ Look checks first if the word is a primitive. If yes then the \ vocabulary in the primitive area is beeing searched, meaning \ creating for each word a xt and comparing it... \ If a word is no primitive look searches backwards to find the nfa. \ Problems: A compiled xt via compile, might be created with noname: \ a noname: leaves now a empty name field decimal \ >NAME PRIMSTART 22may93jaw \ : >name ( xt -- nfa ) \ BEGIN 1 chars - \ dup c@ 128 and \ UNTIL ; : PrimStart ['] true >name ; \ look 17may93jaw : (look) ( xt startlfa -- lfa flag ) false swap BEGIN @ dup WHILE dup cell+ name> 3 pick = IF nip dup THEN REPEAT drop nip dup 0<> ; : look ( cfa -- lfa flag ) dup forthstart u< IF PrimStart (look) ELSE >name true THEN ;