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parser.zil
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parser.zil
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"PARSER for ANTHILL (C)1986 Infocom Inc. All rights reserved."
<SETG SIBREAKS ".,\"!?">
;<GLOBAL GWIM-DISABLE <>>
<GLOBAL PRSA 0>
<GLOBAL PRSI 0>
<GLOBAL PRSO 0>
<GLOBAL P-TABLE 0>
;<GLOBAL P-ONEOBJ 0>
<GLOBAL P-SYNTAX 0>
<GLOBAL P-LEN 0>
;<GLOBAL P-DIR 0>
<GLOBAL LAST-PLAYER-LOC 0>
<GLOBAL WINNER 0>
<GLOBAL P-LEXV <ITABLE BYTE 120>>
<GLOBAL QCONTEXT <>>
<GLOBAL QCONTEXT-ROOM <>>
<GLOBAL LAST-PSEUDO-LOC <>>
<GLOBAL ITAKE-LOC <>>
<GLOBAL P-VMERGE <>>
<GLOBAL P-NMERGE <>>
; <GLOBAL L-HERE <>>
"INBUF - Input buffer for READ"
<GLOBAL P-INBUF <ITABLE BYTE 100>>
"Parse-cont variable"
<GLOBAL P-SENTENCE <>> ;"start of sentence"
<GLOBAL P-CONT <>>
<GLOBAL P-IT-OBJECT <>>
<GLOBAL P-HER-OBJECT <>>
<GLOBAL P-HIM-OBJECT <>>
<GLOBAL P-THEM-OBJECT <>>
"Orphan flag"
<GLOBAL P-OFLAG <>>
<GLOBAL P-MERGED <>>
<GLOBAL P-ACLAUSE <>>
<GLOBAL P-ANAM <>>
<GLOBAL P-AADJ <>>
"Parser variables and temporaries"
;<CONSTANT P-PHRLEN 3>
;<CONSTANT P-ORPHLEN 7>
;<CONSTANT P-RTLEN 3>
"Byte offset to # of entries in LEXV"
<CONSTANT P-LEXWORDS 1>
"Word offset to start of LEXV entries"
<CONSTANT P-LEXSTART 1>
"Number of words per LEXV entry"
<CONSTANT P-LEXELEN 2>
<CONSTANT P-WORDLEN 4>
"Offset to parts of speech byte"
<CONSTANT P-PSOFF %<COND (<AND <GASSIGNED? PLUS-MODE> ,PLUS-MODE> 6) (T 4)>>
"Offset to first part of speech"
<CONSTANT P-P1OFF %<COND (<AND <GASSIGNED? PLUS-MODE> ,PLUS-MODE> 7) (T 5)>>
"First part of speech bit mask in PSOFF byte"
<CONSTANT P-P1BITS 3>
<CONSTANT P-ITBLLEN 9>
<GLOBAL P-ITBL <TABLE 0 0 0 0 0 0 0 0 0 0>>
<GLOBAL P-OTBL <TABLE 0 0 0 0 0 0 0 0 0 0>>
<GLOBAL P-VTBL <TABLE 0 0 0 0>>
<GLOBAL P-OVTBL <TABLE 0 0 0 0>>
<GLOBAL P-NCN 0>
<CONSTANT P-VERB 0>
<CONSTANT P-VERBN 1>
<CONSTANT P-PREP1 2>
<CONSTANT P-PREP1N 3>
<CONSTANT P-PREP2 4>
;<CONSTANT P-PREP2N 5>
<CONSTANT P-NC1 6>
<CONSTANT P-NC1L 7>
<CONSTANT P-NC2 8>
<CONSTANT P-NC2L 9>
<GLOBAL QUOTE-FLAG <>>
<GLOBAL P-ADVERB <>>
;<GLOBAL P-WHAT-IGNORED <>>
<GLOBAL P-WON <>>
<CONSTANT M-FATAL 2>
;<CONSTANT M-HANDLED 1>
;<CONSTANT M-NOT-HANDLED <>>
<CONSTANT M-BEG 1>
<CONSTANT M-ENTER 2>
<CONSTANT M-LOOK 3>
<CONSTANT M-EXIT 4>
<CONSTANT M-OBJDESC 5>
<CONSTANT M-END 6>
<CONSTANT M-CONT 7>
<GLOBAL P-WALK-DIR <>>
<GLOBAL P-END-ON-PREP <>>
<GLOBAL AGAIN-LEXV <ITABLE BYTE 120>>
<GLOBAL RESERVE-LEXV <ITABLE BYTE 120>>
<GLOBAL RESERVE-PTR <>>
<GLOBAL P-PRSA-WORD <>>
<GLOBAL OOPS-INBUF <ITABLE BYTE 60>>
<GLOBAL OOPS-TABLE <TABLE <> <> <> <>>>
<CONSTANT O-PTR 0>
<CONSTANT O-START 1>
<CONSTANT O-LENGTH 2>
<CONSTANT O-END 3>
" Grovel down the input finding the verb, prepositions, and noun clauses.
If the input is <direction> or <walk> <direction>, fall out immediately
setting PRSA to ,V?WALK and PRSO to <direction>. Otherwise, perform
all required orphaning, syntax checking, and noun clause lookup."
<ROUTINE PARSER ("AUX" (PTR ,P-LEXSTART) WRD (VAL 0) (VERB <>) (OF-FLAG <>)
LEN (DIR <>) (NW 0) (LW 0) (CNT -1) OWINNER
OMERGED (TEMP 0))
<REPEAT ()
<COND (<G? <SET CNT <+ .CNT 1>> ,P-ITBLLEN> <RETURN>)
(T
<COND (<NOT ,P-OFLAG>
<PUT ,P-OTBL .CNT <GET ,P-ITBL .CNT>>)>
<PUT ,P-ITBL .CNT 0>)>>
<SET OMERGED ,P-MERGED>
<SETG P-MERGED <>>
<SETG P-END-ON-PREP <>>
;<SETG P-WHAT-IGNORED <>>
<PUT ,P-PRSO ,P-MATCHLEN 0>
<PUT ,P-PRSI ,P-MATCHLEN 0>
<PUT ,P-BUTS ,P-MATCHLEN 0>
<SET OWINNER ,WINNER>
<COND (<ZERO? ,P-OFLAG>
<SETG P-PRSA-WORD <>>)> ;"CLEAR P-ADJW & P-NAMW IN THIS COND"
<COND (<AND <NOT ,QUOTE-FLAG>
<N==? ,WINNER ,PLAYER>>
;<SETG L-WINNER ,WINNER>
<SETG WINNER ,PLAYER>
<SETG LAST-PLAYER-LOC ,HERE>
<COND (<NOT <FSET? <LOC ,WINNER> ,VEHBIT>>
<SETG LAST-PLAYER-LOC ,HERE>
<SETG HERE <LOC ,WINNER>>)>
<SETG LIT <LIT? ,HERE>>)>
<COND (,RESERVE-PTR
<SET PTR ,RESERVE-PTR>
<STUFF ,P-LEXV ,RESERVE-LEXV>
<COND (<AND <NOT <EQUAL? ,VERBOSITY 0>>
<EQUAL? ,PLAYER ,WINNER>>
<CRLF>)>
;<COND (<AND <EQUAL? ,VERBOSITY 1 2>
<==? ,PLAYER ,WINNER>>
<CRLF>)>
<SETG RESERVE-PTR <>>
<SETG P-CONT <>>)
(,P-CONT
<SET PTR ,P-CONT>
<SETG P-CONT <>>
<COND (,SAYING?
<SETG SAYING? <>>)
(<AND <NOT <EQUAL? ,VERBOSITY 0>>
<==? ,PLAYER ,WINNER>>
<CRLF>)>
; <COND (<NOT <VERB? ASK TELL SAY>>
<CRLF>)>)
(T
<SETG SAYING? <>>
;<SETG L-WINNER ,WINNER>
<SETG WINNER ,PLAYER>
<SETG QUOTE-FLAG <>>
<SETG LAST-PLAYER-LOC ,HERE>
<COND (<NOT <FSET? <LOC ,WINNER> ,VEHBIT>>
<SETG LAST-PLAYER-LOC ,HERE>
<SETG HERE <LOC ,WINNER>>)>
<SETG LIT <LIT? ,HERE>>
<COND (<NOT <EQUAL? ,VERBOSITY 0>>
<CRLF>)>
; <COND (<AND ,P-PROMPT
<NOT ,P-OFLAG>>
<COND (<EQUAL? ,P-PROMPT ,P-PROMPT-START>
<TELL ,OKAY "what do you want to do now?">)
(<DLESS? P-PROMPT 1>
<TELL
"(You won't see \"What next?\" any more.)~
">)
(T
<TELL "What next?">)>
<CRLF>)>
<PUTB ,P-LEXV 0 59>
%<COND (<AND <GASSIGNED? PLUS-MODE> ,PLUS-MODE>
'<PROG ()
<USL>
<TELL ">">>)
(T
'<TELL ">">)>
<READ ,P-INBUF ,P-LEXV>
; <SET OLEN <GETB ,P-LEXV ,P-LEXWORDS>>)>
<SETG P-LEN <GETB ,P-LEXV ,P-LEXWORDS>>
<COND (<AND <==? ,W?QUOTE <GET ,P-LEXV .PTR>>
<QCONTEXT-GOOD?>> ;"Is quote first input token?"
<SET PTR <+ .PTR ,P-LEXELEN>> ;"If so, ignore it."
<SETG P-LEN <- ,P-LEN 1>>)>
<COND (<==? ,W?THEN <GET ,P-LEXV .PTR>> ;"Is THEN first input word?"
<SET PTR <+ .PTR ,P-LEXELEN>> ;"If so, ignore it."
<SETG P-LEN <- ,P-LEN 1>>)>
<COND (<AND <L? 1 ,P-LEN>
<==? ,W?GO <GET ,P-LEXV .PTR>> ;"Is GO first input word?"
<SET NW <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>>
<WT? .NW ,PS?VERB ;,P1?VERB> ;" followed by verb?">
<SET PTR <+ .PTR ,P-LEXELEN>> ;"If so, ignore it."
<SETG P-LEN <- ,P-LEN 1>>)>
<COND (<ZERO? ,P-LEN>
<TELL "[Beg pardon?]" CR>
<RFALSE>)
(<EQUAL? <GET ,P-LEXV .PTR> ,W?OOPS>
<COND (<NOT <G? ,P-LEN 1>>
<TELL "[You can't use OOPS that way.]" CR>
<RFALSE>)
(<GET ,OOPS-TABLE ,O-PTR>
<PUT ,AGAIN-LEXV <GET ,OOPS-TABLE ,O-PTR>
<GET ,P-LEXV <+ .PTR ,P-LEXELEN>>>
<SETG WINNER .OWINNER>
<INBUF-ADD <GETB ,P-LEXV <+ <* .PTR ,P-LEXELEN> 6>>
<GETB ,P-LEXV <+ <* .PTR ,P-LEXELEN> 7>>
<+ <* <GET ,OOPS-TABLE ,O-PTR> ,P-LEXELEN>3>>
<STUFF ,P-LEXV ,AGAIN-LEXV>
<SETG P-LEN <GETB ,P-LEXV ,P-LEXWORDS>>
<SET PTR <GET ,OOPS-TABLE ,O-START>>
<INBUF-STUFF ,P-INBUF ,OOPS-INBUF>)
(T
<PUT ,OOPS-TABLE ,O-END <>>
<TELL "[There was no word to replace!]" CR>
<RFALSE>)>)
(T <PUT ,OOPS-TABLE ,O-END <>>)>
<COND (<EQUAL? <GET ,P-LEXV .PTR> ,W?AGAIN ,W?G>
<COND (<OR ,P-OFLAG
<NOT ,P-WON>>
<TELL "[You can't use AGAIN that way.]" CR>
<RFALSE>)
(<G? ,P-LEN 1>
<COND (<OR <EQUAL? <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>
,W?PERIOD ,W?COMMA ,W?THEN>
<EQUAL? <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>
,W?AND>>
<SET PTR <+ .PTR <* 2 ,P-LEXELEN>>>
<PUTB ,P-LEXV ,P-LEXWORDS
<- <GETB ,P-LEXV ,P-LEXWORDS> 2>>)
(T
<TELL "[I couldn't understand that sentence.]" CR>
<RFALSE>)>)
(T
<SET PTR <+ .PTR ,P-LEXELEN>>
<PUTB ,P-LEXV ,P-LEXWORDS
<- <GETB ,P-LEXV ,P-LEXWORDS> 1>>)>
<COND (<G? <GETB ,P-LEXV ,P-LEXWORDS> 0>
<STUFF ,RESERVE-LEXV ,P-LEXV>
<SETG RESERVE-PTR .PTR>)
(T
<SETG RESERVE-PTR <>>)>
;<SETG P-LEN <GETB ,AGAIN-LEXV ,P-LEXWORDS>>
<SETG WINNER .OWINNER>
<SETG P-MERGED .OMERGED>
<INBUF-STUFF ,P-INBUF ,OOPS-INBUF>
<STUFF ,P-LEXV ,AGAIN-LEXV>
<SET CNT -1>
<SET DIR ,P-WALK-DIR>
<REPEAT ()
<COND (<IGRTR? CNT ,P-ITBLLEN> <RETURN>)
(T <PUT ,P-ITBL .CNT <GET ,P-OTBL .CNT>>)>>)
(T
<SETG P-NUMBER -1>
<SETG P-NAM <>>
<SETG P-ADJ <>>
<SETG P-ADVERB <>>
<STUFF ,AGAIN-LEXV ,P-LEXV>
<INBUF-STUFF ,OOPS-INBUF ,P-INBUF>
<PUT ,OOPS-TABLE ,O-START .PTR>
<PUT ,OOPS-TABLE ,O-LENGTH <* 4 ,P-LEN>>
<SETG RESERVE-PTR <>>
<SET LEN ,P-LEN>
;<SETG P-DIR <>>
<SETG P-NCN 0>
<SETG P-GETFLAGS 0>
<PUT ,P-ITBL ,P-VERBN 0>
<SETG P-SENTENCE .PTR>
<REPEAT ()
<COND (<L? <SETG P-LEN <- ,P-LEN 1>> 0>
<SETG QUOTE-FLAG <>>
<RETURN>)
(<BUZZER-WORD? <SET WRD <GET ,P-LEXV .PTR>>>
<RFALSE>)
(<OR .WRD
<SET WRD <NUMBER? .PTR>>
;<SET WRD <NAME? .PTR>>>
<COND (<ZERO? ,P-LEN> <SET NW 0>)
(T <SET NW <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>>)>
<COND (<AND <==? .WRD ,W?TO>
<EQUAL? .VERB ,ACT?TELL ,ACT?ASK>>
<PUT ,P-ITBL ,P-VERB ,ACT?TELL>
;<SET VERB ,ACT?TELL>
<SET WRD ,W?QUOTE>)
(<AND <==? .WRD ,W?THEN>
<NOT .VERB>
<NOT ,QUOTE-FLAG>
<GET ,P-ITBL ,P-NC1>>
<PUT ,P-ITBL ,P-VERB ,ACT?TELL>
<PUT ,P-ITBL ,P-VERBN 0>
<SET WRD ,W?QUOTE>)>
<COND (<AND <EQUAL? .WRD ,W?PERIOD>
<EQUAL? .LW ,W?MR ,W?MISS ,W?MRS>>
<SET LW 0>)
(<EQUAL? .WRD ,W?THEN ,W?PERIOD ,W?QUOTE>
<COND (<EQUAL? .WRD ,W?QUOTE>
<COND (,QUOTE-FLAG
<SETG QUOTE-FLAG <>>)
(T
<SETG QUOTE-FLAG T>)>)>
<OR <ZERO? ,P-LEN>
<SETG P-CONT <+ .PTR ,P-LEXELEN>>>
<PUTB ,P-LEXV ,P-LEXWORDS ,P-LEN>
<RETURN>)
(<AND <SET VAL
<WT? .WRD
,PS?DIRECTION
,P1?DIRECTION>>
<EQUAL? .VERB <> ,ACT?WALK ,ACT?GO>
<OR <==? .LEN 1>
<AND <==? .LEN 2>
<EQUAL? .VERB ,ACT?WALK ,ACT?GO>>
<AND <EQUAL? .NW
,W?THEN ,W?PERIOD ,W?QUOTE>
<G? .LEN 1 ;2>>
; <AND <EQUAL? .NW ,W?PERIOD>
<G? .LEN 1>>
<AND ,QUOTE-FLAG
<==? .LEN 2>
<EQUAL? .NW ,W?QUOTE>>
<AND <G? .LEN 2>
<EQUAL? .NW ,W?COMMA ,W?AND>>>>
<SET DIR .VAL>
<COND (<EQUAL? .NW ,W?COMMA ,W?AND>
<CHANGE-LEXV <+ .PTR ,P-LEXELEN>
,W?THEN>)>
<COND (<NOT <G? .LEN 2>>
<SETG QUOTE-FLAG <>>
<RETURN>)>)
(<AND <SET VAL <WT? .WRD ,PS?VERB ,P1?VERB>>
<ZERO? .VERB>
;<OR <NOT .VERB>
<EQUAL? .VERB ,ACT?WHAT>>>
; <COND (<EQUAL? .VERB ,ACT?WHAT>
<SETG P-WHAT-IGNORED T>)>
<SETG P-PRSA-WORD .WRD>
<SET VERB .VAL>
<PUT ,P-ITBL ,P-VERB .VAL>
<PUT ,P-ITBL ,P-VERBN ,P-VTBL>
<PUT ,P-VTBL 0 .WRD>
<PUTB ,P-VTBL 2 <GETB ,P-LEXV
<SET TEMP
<+ <* .PTR 2> 2>>>>
<PUTB ,P-VTBL 3 <GETB ,P-LEXV <+ .TEMP 1>>>)
(<OR <SET VAL <WT? .WRD ,PS?PREPOSITION 0>>
<AND <OR <EQUAL? .WRD ; ,W?ONE ,W?A>
<EQUAL? .WRD ,W?BOTH ,W?ALL
,W?EVERYTHING>
<WT? .WRD ,PS?ADJECTIVE>
<WT? .WRD ,PS?OBJECT>>
<SET VAL 0>>>
<COND (<AND <G? ,P-LEN 1> ; "1 IN RETROFIX #34"
<==? .NW ,W?OF>
<NOT <EQUAL? .VERB
;,ACT?MAKE ,ACT?TAKE>>
<ZERO? .VAL>
<NOT <EQUAL? .WRD ; ,W?ONE ,W?A>>
<NOT <EQUAL? .WRD ,W?ALL ,W?BOTH
,W?EVERYTHING>>>
; <COND (<EQUAL? .WRD ,W?BOTTOM>
<SET BOTTOM T>)>
<SET OF-FLAG T>)
(<AND <NOT <ZERO? .VAL>>
<OR <ZERO? ,P-LEN>
<EQUAL? .NW ,W?THEN ,W?PERIOD>>>
<SETG P-END-ON-PREP T>
<COND (<L? ,P-NCN 2>
<PUT ,P-ITBL ,P-PREP1 .VAL>
<PUT ,P-ITBL ,P-PREP1N .WRD>)>)
(<==? ,P-NCN 2>
<TELL
"[There are too many nouns in that sentence!]" CR>
<RFALSE>)
(T
<SETG P-NCN <+ ,P-NCN 1>>
<OR <SET PTR <CLAUSE .PTR .VAL .WRD>>
<RFALSE>>
<COND (<L? .PTR 0>
<SETG QUOTE-FLAG <>>
<RETURN>)>)>)
;(<==? .WRD ,W?CLOSELY>
<SETG P-ADVERB ,W?CAREFULLY>)
;(<OR <EQUAL? .WRD
,W?CAREFULLY ,W?QUIETLY ,W?PRIVATELY>
<EQUAL? .WRD
,W?SLOWLY ,W?QUICKLY ,W?BRIEFLY>>
<SETG P-ADVERB .WRD>)
(<EQUAL? .WRD ,W?OF> ; "RETROFIX #34"
<COND (<OR <NOT .OF-FLAG>
<EQUAL? .NW ,W?PERIOD ,W?THEN>>
<CANT-USE .PTR>
<RFALSE>)
(T
<SET OF-FLAG <>>)>)
(<WT? .WRD ,PS?BUZZ-WORD>)
(<AND <EQUAL? .VERB ,ACT?TELL>
<WT? .WRD ,PS?VERB ;,P1?VERB>>
<WAY-TO-TALK>
<RFALSE>)
(T
<CANT-USE .PTR>
<RFALSE>)>)
(T
<UNKNOWN-WORD .PTR>
<RFALSE>)>
<SET LW .WRD>
<SET PTR <+ .PTR ,P-LEXELEN>>>)>
<PUT ,OOPS-TABLE ,O-PTR <>>
<COND (.DIR
<SETG PRSA ,V?WALK>
<SETG P-WALK-DIR .DIR>
<SETG PRSO .DIR>
<SETG P-OFLAG <>>
<RTRUE>)>
<SETG P-WALK-DIR <>>
<COND (<AND ,P-OFLAG
<ORPHAN-MERGE>>
<SETG WINNER .OWINNER>)
; (T
<SETG BOTTOM? .BOTTOM>)>
<COND (<AND ,P-CONT
<==? <GET ,P-ITBL ,P-VERB> 0>
<GET ,P-ITBL ,P-NC1>>
<PUT ,P-ITBL ,P-VERB ,ACT?TELL>)>
<COND (<AND <SYNTAX-CHECK>
<SNARF-OBJECTS>
<MANY-CHECK>
<TAKE-CHECK>>
T)>>
<ROUTINE CHANGE-LEXV (PTR WRD)
<PUT ,P-LEXV .PTR .WRD>
<PUT ,AGAIN-LEXV .PTR .WRD>>
<ROUTINE WAY-TO-TALK ()
<TELL
"[Refer to your HOLLYWOOD HIJINX manual for the correct way to talk
to characters.]" CR>>
"Check whether word pointed at by PTR is the correct part of speech.
The second argument is the part of speech (,PS?<part of speech>). The
3rd argument (,P1?<part of speech>), if given, causes the value
for that part of speech to be returned."
<ROUTINE WT? (PTR BIT "OPTIONAL" (B1 5) "AUX" (OFFS ,P-P1OFF) TYP)
<COND (<BTST <SET TYP <GETB .PTR ,P-PSOFF>> .BIT>
<COND (<G? .B1 4> <RTRUE>)
(T
<SET TYP <BAND .TYP ,P-P1BITS>>
<COND (<NOT <==? .TYP .B1>> <SET OFFS <+ .OFFS 1>>)>
<GETB .PTR .OFFS>)>)>>
"Scan through a noun phrase, leaving a pointer to its starting location:"
<ROUTINE CLAUSE (PTR VAL WRD
"AUX" OFF NUM (ANDFLG <>) (FIRST?? T) NW (LW 0) LEN)
;#DECL ((PTR VAL OFF NUM) FIX (WRD NW) <OR FALSE FIX TABLE>
(ANDFLG FIRST??) <OR ATOM FALSE>)
<SET OFF <* <- ,P-NCN 1> 2>>
<COND (<AND .VAL
<EQUAL? <GET ,P-LEXV .PTR> ,W?RIGHT ,W?LEFT>
<EQUAL? <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>
,W?END>> ;"kludge for 'right end' etc."
<SET VAL 0>
<SETG P-LEN <+ ,P-LEN 1>>)
(<NOT <==? .VAL 0>>
<SET NUM <+ ,P-PREP1 .OFF>>
<PUT ,P-ITBL .NUM .VAL>
<PUT ,P-ITBL <+ .NUM 1> .WRD>
<SET PTR <+ .PTR ,P-LEXELEN>>
<COND (<NOT <==? .WRD ,W?TO>>
<SET LEN ,P-LEN>
<REPEAT ()
<SET LEN <- .LEN 1>>
<COND (<AND <EQUAL? <SET WRD <GET ,P-LEXV .PTR>>
,W?LEFT ,W?RIGHT>
<G? .LEN 0>
;"don't look if L/R was last!"
<NOT
<EQUAL?
<GET ,P-LEXV
<+ .PTR ,P-LEXELEN>>
,W?END>>>
<SET VAL <WT? .WRD ,PS?PREPOSITION 0>>
<PUT ,P-ITBL .NUM .VAL>
<PUT ,P-ITBL <+ .NUM 1> .WRD>)
(ELSE
<RETURN>)>
<SET PTR <+ .PTR ,P-LEXELEN>>>)>)
(T <SETG P-LEN <+ ,P-LEN 1>>)>
<COND (<ZERO? ,P-LEN> <SETG P-NCN <- ,P-NCN 1>> <RETURN -1>)>
<PUT ,P-ITBL <SET NUM <+ ,P-NC1 .OFF>> <REST ,P-LEXV <* .PTR 2>>>
<COND (<EQUAL? <GET ,P-LEXV .PTR> ,W?THE ,W?A ,W?AN>
<PUT ,P-ITBL .NUM <REST <GET ,P-ITBL .NUM> 4>>
<SET PTR <+ .PTR ,P-LEXELEN>>
<SETG P-LEN <- ,P-LEN 1>>)>
<REPEAT ()
<COND (<L? <SETG P-LEN <- ,P-LEN 1>> 0>
<PUT ,P-ITBL <+ .NUM 1> <REST ,P-LEXV <* .PTR 2>>>
<RETURN -1>)>
<COND (<BUZZER-WORD? <SET WRD <GET ,P-LEXV .PTR>>>
<RFALSE>)
(<OR .WRD
<SET WRD <NUMBER? .PTR>>
;<SET WRD <NAME? .PTR>>>
<COND (<ZERO? ,P-LEN> <SET NW 0>)
(T <SET NW <GET ,P-LEXV <+ .PTR ,P-LEXELEN>>>)>
;<COND (<AND <==? .WRD ,W?OF>
<EQUAL? <GET ,P-ITBL ,P-VERB>
,ACT?MAKE ,ACT?TAKE>>
<CHANGE-LEXV .PTR ,W?WITH>
<SET WRD ,W?WITH>)>
<COND (<AND <EQUAL? .WRD ,W?PERIOD>
<EQUAL? .LW ,W?MR ,W?MRS ,W?MISS>>
<SET LW 0>)
(<EQUAL? .WRD ,W?AND ,W?COMMA>
<SET ANDFLG T>)
(<EQUAL? .WRD ,W?ALL ,W?BOTH ,W?EVERYTHING>
; <OR <EQUAL? .WRD ,W?ALL ,W?BOTH ,W?ONE>
<EQUAL? .WRD ,W?EVERYTHING>>
<COND (<==? .NW ,W?OF>
<SETG P-LEN <- ,P-LEN 1>>
<SET PTR <+ .PTR ,P-LEXELEN>>)>)
(<OR <EQUAL? .WRD ,W?THEN ,W?PERIOD>
<AND <WT? .WRD ,PS?PREPOSITION>
<GET ,P-ITBL ,P-VERB>
<NOT .FIRST??>>>
<SETG P-LEN <+ ,P-LEN 1>>
<PUT ,P-ITBL
<+ .NUM 1>
<REST ,P-LEXV <* .PTR 2>>>
<RETURN <- .PTR ,P-LEXELEN>>)
;"3/16/83: This clause used to be later."
(<AND .ANDFLG
<OR ;"3/25/83: next statement added."
<EQUAL? <GET ,P-ITBL ,P-VERBN> 0>
;"10/26/84: next stmt changed"
<VERB-DIR-ONLY? .WRD>>>
<SET PTR <- .PTR 4>>
<CHANGE-LEXV <+ .PTR 2> ,W?THEN>
<SETG P-LEN <+ ,P-LEN 2>>)
(<WT? .WRD ,PS?OBJECT>
<COND (<AND <G? ,P-LEN 0>
<EQUAL? .NW ,W?OF>
<NOT <EQUAL? .WRD ,W?ALL ; ,W?ONE
,W?EVERYTHING>>>
T)
(<AND <WT? .WRD
,PS?ADJECTIVE
;,P1?ADJECTIVE>
<NOT <ZERO? .NW>>
<WT? .NW ,PS?OBJECT>>)
(<AND <NOT .ANDFLG>
<NOT <EQUAL? .NW ,W?BUT ,W?EXCEPT>>
<NOT <EQUAL? .NW ,W?AND ,W?COMMA>>>
<PUT ,P-ITBL
<+ .NUM 1>
<REST ,P-LEXV <* <+ .PTR 2> 2>>>
<RETURN .PTR>)
(T <SET ANDFLG <>>)>)
;"Next clause replaced by following one to enable
OLD WOMAN, HELLO"
;(<AND <OR ,P-MERGED
,P-OFLAG
<NOT <EQUAL? <GET ,P-ITBL ,P-VERB> 0>>>
<OR <WT? .WRD ,PS?ADJECTIVE>
<WT? .WRD ,PS?BUZZ-WORD>>>)
(<OR <WT? .WRD ,PS?ADJECTIVE>
<WT? .WRD ,PS?BUZZ-WORD>>)
(<AND .ANDFLG
<EQUAL? <GET ,P-ITBL ,P-VERB> 0>>
<SET PTR <- .PTR 4>>
<CHANGE-LEXV <+ .PTR 2> ,W?THEN>
<SETG P-LEN <+ ,P-LEN 2>>)
(<WT? .WRD ,PS?PREPOSITION> T)
(T
<CANT-USE .PTR>
<RFALSE>)>)
(T <UNKNOWN-WORD .PTR> <RFALSE>)>
<SET LW .WRD>
<SET FIRST?? <>>
<SET PTR <+ .PTR ,P-LEXELEN>>>>
<ROUTINE THIS-IS-IT (OBJ)
<COND (<OR <EQUAL? .OBJ <> ,PLAYER ,NOT-HERE-OBJECT>
<EQUAL? .OBJ ,INTDIR>>
<RTRUE>)
(<AND <EQUAL? ,PRSA ,V?WALK ,V?WALK-TO>
<EQUAL? .OBJ ,PRSO>>
<RTRUE>)
(T
<SETG P-THEM-OBJECT .OBJ>
<SETG P-IT-OBJECT .OBJ>
<RTRUE>)>>
<ROUTINE REFERRING ("OPTIONAL" (WHO <>))
<TELL "[I don't see wh">
<COND (.WHO
<TELL "om">)
(T
<TELL "at">)>
<TELL " you're referring to.]" CR>>
<ROUTINE FAKE-ORPHAN ("AUX" TMP)
<ORPHAN ,P-SYNTAX <>>
<TELL "[Be specific: what object do you want to ">
<SET TMP <GET ,P-OTBL ,P-VERBN>>
<COND (<EQUAL? .TMP 0>
<TELL "tell">)
(<ZERO? <GETB ,P-VTBL 2>>
<PRINTB <GET .TMP 0>>)
(T
<WORD-PRINT <GETB .TMP 2> <GETB .TMP 3>>
<PUTB ,P-VTBL 2 0>)>
<SETG P-OFLAG T>
<SETG P-WON <>>
<TELL "?]" CR>>
; <GLOBAL NOW-PRSI <>>
; <ROUTINE FIX-HIM-HER (HEM-OBJECT "AUX" C P)
; <SET C <GETP .HEM-OBJECT ,P?CHARACTER>>
<COND (<NOT <VISIBLE? .HEM-OBJECT>>
; <COND (,DEBUG
<TELL "[" D .HEM-OBJECT ":NA]" CR>)>
; <SET P <GET ,GLOBAL-CHARACTER-TABLE .C>>
<RFALSE>
; <RETURN <AND .C
<NOT <==? .P <GET ,CHARACTER-TABLE .C>>>
.P>>)>
<SET P .HEM-OBJECT>
; <COND (<IN? .HEM-OBJECT ,GLOBAL-OBJECTS>
<SET P <GET ,CHARACTER-TABLE .C>>)
(T
<SET P .HEM-OBJECT>)>
<COND (<EQUAL? ,HERE <LOC .P>>
; <COND (,DEBUG
<TELL "[" D .HEM-OBJECT ":LO]" CR>)>
<RETURN .P>)>>
<ROUTINE SEE-VERB? ()
<COND (<OR <EQUAL? ,PRSA ,V?LOOK ,V?EXAMINE ,V?LOOK-INSIDE>
<EQUAL? ,PRSA ,V?SEARCH ,V?FIND ,V?LOOK-ON ,V?OPEN>
<EQUAL? ,PRSA ,V?LOOK-UNDER ,V?LOOK-BEHIND ,V?READ>
<EQUAL? ,PRSA ,V?LOOK-THRU ,V?LOOK-DOWN ,V?COUNT ,V?PLAY>>
<RTRUE>)
(T
<RFALSE>)>>
<ROUTINE PERFORM (A "OPTIONAL" (O <>) (I <>) "AUX" V OA OO OI)
<COND (,DEBUG
<TELL "[Perform: ">
%<COND (<GASSIGNED? PREDGEN> '<TELL N .A>)
(T '<PRINC <NTH ,ACTIONS <+ <* .A 2> 1>>>)>
<COND (.O
<TELL "/">
<COND (<EQUAL? .A ,V?WALK> <TELL N .O>)
(T <TELL D .O>)>)>
<COND (.I
<TELL "/">
<TELL D .I>)>
<TELL "]" CR>)>
<SET OA ,PRSA>
<SET OO ,PRSO>
<SET OI ,PRSI>
<SETG PRSA .A>
<COND (<AND <NOT ,LIT>
<SEE-VERB?>>
<TOO-DARK>
<RFATAL>)
(<NOT <EQUAL? .A ,V?WALK>>
<COND (<EQUAL? ,IT .I .O>
<COND (<AND ,P-IT-OBJECT
<ACCESSIBLE? ,P-IT-OBJECT>>)
(T
<COND (<NOT .I> <FAKE-ORPHAN>)
(T <REFERRING>)>
<RFATAL>)>)>
<COND (<EQUAL? ,THEM .I .O>
<COND (<AND ,P-THEM-OBJECT
<VISIBLE? ,P-THEM-OBJECT>>
<COND (,DEBUG
<TELL "[them=" D ,P-THEM-OBJECT "]" CR>)>
<COND (<==? ,THEM .O>
<SET O ,P-THEM-OBJECT>)>
<COND (<==? ,THEM .I>
<SET I ,P-THEM-OBJECT>)>)
(T
<COND (<NOT .I>
<FAKE-ORPHAN>)
(T
<REFERRING T>)>
<RFATAL>)>)>
<COND (<EQUAL? ,HER .I .O>
<COND (<AND ,P-HER-OBJECT
<VISIBLE? ,P-HER-OBJECT>>
<COND (,DEBUG
<TELL "[her=" D ,P-HER-OBJECT "]" CR>)>
<COND (<==? ,HER .O>
<SET O ,P-HER-OBJECT>)>
<COND (<==? ,HER .I>
<SET I ,P-HER-OBJECT>)>)
(T
<COND (<NOT .I>
<FAKE-ORPHAN>)
(T
<REFERRING T>)>
<RFATAL>)>)>
<COND (<EQUAL? ,HIM .I .O>
<COND (<AND ,P-HIM-OBJECT
<VISIBLE? ,P-HIM-OBJECT>>
<COND (,DEBUG
<TELL "[him=" D ,P-HIM-OBJECT "]" CR>)>
<COND (<==? ,HIM .O>
<SET O ,P-HIM-OBJECT>)>
<COND (<==? ,HIM .I>
<SET I ,P-HIM-OBJECT>)>)
(T
<COND (<NOT .I>
<FAKE-ORPHAN>)
(T
<REFERRING T>)>
<RFATAL>)>)>
<COND (<==? .O ,IT>
<SET O ,P-IT-OBJECT>
<COND (,DEBUG
<TELL "[it=" D .O "]" CR>)>)
;"(<==? .O ,THEM><SET O ,P-THEM-OBJECT>)
(<==? .O ,HER> <SET O ,P-HER-OBJECT>)
(<==? .O ,HIM> <SET O ,P-HIM-OBJECT>)">
<COND (<==? .I ,IT>
<SET I ,P-IT-OBJECT>
<COND (,DEBUG
<TELL "[it=" D .O "]" CR>)>)
;"(<==? .I ,THEM><SET I ,P-THEM-OBJECT>)
(<==? .I ,HER> <SET I ,P-HER-OBJECT>)
(<==? .I ,HIM> <SET I ,P-HIM-OBJECT>)">)>
<SETG PRSI .I>
<SETG PRSO .O>
<SET V <>>
<COND (<AND <NOT <EQUAL? .A ,V?WALK>>
<EQUAL? ,NOT-HERE-OBJECT ,PRSO ,PRSI>>
<SET V <APPLY ,NOT-HERE-OBJECT-F>>
<COND (.V
<SETG P-WON <>>)>)>
<THIS-IS-IT ,PRSI>
<THIS-IS-IT ,PRSO>
<SET O ,PRSO>
<SET I ,PRSI>
<COND (<ZERO? .V>
<SET V <APPLY <GETP ,WINNER ,P?ACTION>>>)>
<COND (<ZERO? .V>
<SET V <APPLY <GETP <LOC ,WINNER> ,P?ACTION> ,M-BEG>>)>
<COND (<ZERO? .V>
<SET V <APPLY <GET ,PREACTIONS .A>>>)>
<COND (<AND <ZERO? .V>
.I
<NOT <EQUAL? .A ,V?WALK>>
<LOC .I>>
<SET V <GETP <LOC .I> ,P?CONTFCN>>
<COND (.V
<SET V <APPLY .V ,M-CONT>>)>)>
<COND (<AND <ZERO? .V> .I>
<SET V <APPLY <GETP .I ,P?ACTION>>>)>
<COND (<AND <ZERO? .V>
.O
<NOT <EQUAL? .A ,V?WALK>>
<LOC .O>>
<SET V <GETP <LOC .O> ,P?CONTFCN>>
<COND (.V
<SET V <APPLY .V ,M-CONT>>)>)>
<COND (<AND <ZERO? .V>
.O
<NOT <EQUAL? .A ,V?WALK>>>
<SET V <APPLY <GETP .O ,P?ACTION>>>
<COND (.V
<THIS-IS-IT .O>)>)>
<COND (<ZERO? .V>
<SET V <APPLY <GET ,ACTIONS .A>>>)>
<COND (<NOT <==? .V ,M-FATAL>>
<COND (<NOT <GAME-VERB?>>
;<SET V <APPLY <GETP <LOC ,WINNER> ,P?ACTION> ,M-END>>
<SET V <APPLY <GETP ,HERE ,P?ACTION> ,M-END>>)>)>
<SETG PRSA .OA>
<SETG PRSO .OO>
<SETG PRSI .OI>
.V>
<ROUTINE BUZZER-WORD? (WORD)
<COND ;(<QUESTION-WORD? .WORD>
<RTRUE>)
(<NUMBER-WORD? .WORD>
<RTRUE>)
(<NAUGHTY-WORD? .WORD>
<RTRUE>)
; (<OR <EQUAL? .WORD ,W?NW ,W?NORTHW ,W?NE>
<EQUAL? .WORD ,W?SW ,W?SOUTHW ,W?NORTHE>
<EQUAL? .WORD ,W?SE ,W?SOUTHE>>
<TELL "[You don't need to use \"">
<PRINTB .WORD>
<TELL "\" directions in this story.]" CR>
<RTRUE>)
(T
<RFALSE>)>>
<BUZZ AM ANY ARE DO HAS HAVE HE\'S IS IT\'S I\'LL I\'M I\'VE LET\'S
SHALL SHE\'S THAT\'S THEY\'RE WERE WE\'RE YOU\'RE>
;<GLOBAL QUESTION-WORD-COUNT 0>
;<ROUTINE QUESTION-WORD? (WORD)
<COND (<NOT <EQUAL? ,P-LEN <GETB ,P-LEXV ,P-LEXWORDS>>>
<RFALSE>)
(<EQUAL? .WORD ,W?WHERE>
<TO-DO-THING-USE "locate" "FIND">
<RTRUE>)
(<OR <EQUAL? .WORD ,W?WHAT ,W?WHAT\'S ,W?WHO>
<EQUAL? .WORD ,W?WHO\'S ,W?WHY ,W?HOW>
<EQUAL? .WORD ,W?WHEN ,W?WHEN\'S ,W?AM>
<EQUAL? .WORD ,W?WOULD ,W?COULD ,W?SHOULD>>
<TO-DO-THING-USE "ask about" "ASK CHARACTER ABOUT">
<RTRUE>)
(<OR <EQUAL? .WORD ,W?THAT\'S ,W?IT\'S ,W?I\'M>
<EQUAL? .WORD ,W?IS ,W?DID ,W?ARE>
<EQUAL? .WORD ,W?DO ,W?HAVE ,W?ANY>
<EQUAL? .WORD ,W?WILL ,W?WAS ,W?WERE>
<EQUAL? .WORD ,W?I\'LL ,W?WHICH ,W?WE\'RE>
<EQUAL? .WORD ,W?I\'VE ,W?WON\'T ,W?HAS>
<EQUAL? .WORD ,W?YOU\'RE ,W?HE\'S ,W?SHE\'S>
<EQUAL? .WORD ,W?THEY\'RE ,W?SHALL>>
<TELL "(Please use commands">
<INC QUESTION-WORD-COUNT>
<COND (<G? ,QUESTION-WORD-COUNT 4>
<SETG QUESTION-WORD-COUNT 0>
<TELL
"! Your commands tell the computer what you want to do in the story. Here are examples of commands:~
~
TURN ON THE LAMP~
LOOK INSIDE THE HOLE~
~
Now you can try again">)
(T
<TELL ", not statements or questions">)>
<TELL ".)" CR>
<RTRUE>)
(T
<RFALSE>)>>
<BUZZ ZERO ONE TWO THREE FOUR FIVE SIX SEVEN EIGHT NINE TEN
ELEVEN TWELVE THIRTE FOURTE FIFTEE SIXTEE SEVENT EIGHTE NINETE TWENTY
THIRTY FORTY FIFTY SIXTY EIGHTY NINETY HUNDRE
THOUSA MILLIO BILLIO>
<ROUTINE NUMBER-WORD? (WRD)
<COND (<OR <EQUAL? .WRD ,W?ONE>
<EQUAL? .WRD ,W?TWO ,W?THREE ,W?FOUR>
<EQUAL? .WRD ,W?FIVE ,W?SIX ,W?SEVEN>
<EQUAL? .WRD ,W?EIGHT ,W?NINE ,W?TEN>
<EQUAL? .WRD ,W?ELEVEN ,W?TWELVE ,W?THIRTE>
<EQUAL? .WRD ,W?FOURTE ,W?FIFTEE ,W?SIXTEE>
<EQUAL? .WRD ,W?SEVENT ,W?EIGHTE ,W?NINETE>
<EQUAL? .WRD ,W?TWENTY ,W?THIRTY ,W?FORTY>
<EQUAL? .WRD ,W?FIFTY ,W?SIXTY ,W?EIGHTY>
<EQUAL? .WRD ,W?NINETY ,W?HUNDRE ,W?THOUSA>
<EQUAL? .WRD ,W?MILLIO ,W?BILLIO ,W?ZERO>>
<TELL "[Use numerals for numbers, for example \"10.\"]" CR>
<RTRUE>)
(T
<RFALSE>)>>
<BUZZ FUCK FUCKED CURSE GODDAMNED CUSS DAMN SHIT ASSHOLE CUNT
SHITHEAD PISS SUCK BASTARD SCREW FUCKING DAMNED PEE COCKSUCKER BITCH>
<ROUTINE NAUGHTY-WORD? (WORD)
<COND (<OR <EQUAL? .WORD ,W?CURSE ,W?GODDAMNED ,W?CUSS>
<EQUAL? .WORD ,W?DAMN ,W?SHIT ,W?FUCK>
<EQUAL? .WORD ,W?SHITHEAD ,W?PISS ,W?SUCK>
<EQUAL? .WORD ,W?BASTARD ,W?SCREW ,W?FUCKING>
<EQUAL? .WORD ,W?DAMNED ,W?PEE ,W?COCKSUCKER>
<EQUAL? .WORD ,W?FUCKED ,W?CUNT ,W?ASSHOLE>
<EQUAL? .WORD ,W?BITCH>>
<TELL <PICK-ONE ,OFFENDED> CR>
<RTRUE>)
(T
<RFALSE>)>>
<GLOBAL OFFENDED
<LTABLE
0
"You've earned an 'R' rating."
"You can almost feel Aunt Hildegarde washing out your mouth with soap."
;"Yes, this program understands that word. What a thrill, eh?">>
<ROUTINE VERB-DIR-ONLY? (WRD)
<AND <NOT <WT? .WRD ,PS?OBJECT>>
<NOT <WT? .WRD ,PS?ADJECTIVE>>
<OR <WT? .WRD ,PS?DIRECTION>
<WT? .WRD ,PS?VERB>>>>
<BUZZ AGAIN G OOPS>
"For AGAIN purposes, put contents of one LEXV table into another:"
<ROUTINE STUFF (DEST SRC "OPTIONAL" (MAX 29) "AUX" (PTR ,P-LEXSTART) (CTR 1)
BPTR)
<PUTB .DEST 0 <GETB .SRC 0>>
<PUTB .DEST 1 <GETB .SRC 1>>
<REPEAT ()
<PUT .DEST .PTR <GET .SRC .PTR>>
<SET BPTR <+ <* .PTR 2> 2>>
<PUTB .DEST .BPTR <GETB .SRC .BPTR>>
<SET BPTR <+ <* .PTR 2> 3>>
<PUTB .DEST .BPTR <GETB .SRC .BPTR>>
<SET PTR <+ .PTR ,P-LEXELEN>>
<COND (<IGRTR? CTR .MAX>
<RETURN>)>>>
"Put contents of one INBUF into another:"
<ROUTINE INBUF-STUFF (DEST SRC "AUX" (CNT -1))
<REPEAT ()
<COND (<IGRTR? CNT 59> <RETURN>)
(T <PUTB .DEST .CNT <GETB .SRC .CNT>>)>>>
"Put the word in the positions specified from P-INBUF to the end of
OOPS-INBUF, leaving the appropriate pointers in AGAIN-LEXV:"
<ROUTINE INBUF-ADD (LEN BEG SLOT "AUX" DBEG (CTR 0) TMP)
<COND (<SET TMP <GET ,OOPS-TABLE ,O-END>>
<SET DBEG .TMP>)
(T
<SET DBEG <+ <GETB ,AGAIN-LEXV
<SET TMP <GET ,OOPS-TABLE ,O-LENGTH>>>
<GETB ,AGAIN-LEXV <+ .TMP 1>>>>)>
<PUT ,OOPS-TABLE ,O-END <+ .DBEG .LEN>>
<REPEAT ()
<PUTB ,OOPS-INBUF <+ .DBEG .CTR> <GETB ,P-INBUF <+ .BEG .CTR>>>
<SET CTR <+ .CTR 1>>
<COND (<EQUAL? .CTR .LEN> <RETURN>)>>
<PUTB ,AGAIN-LEXV .SLOT .DBEG>
<PUTB ,AGAIN-LEXV <- .SLOT 1> .LEN>>
;"new number routine--from Suspect for handling phone numbers"
<ROUTINE NUMBER? (PTR "AUX" CNT BPTR CHR (SUM 0) (TIM <>) (EXC <>)
(NOHYP? <>))
<SET CNT <GETB <REST ,P-LEXV <* .PTR 2>> 2>>
<COND (<EQUAL? .CNT 7> <SET NOHYP? T>)>
<SET BPTR <GETB <REST ,P-LEXV <* .PTR 2>> 3>>
<REPEAT ()
<COND (<L? <SET CNT <- .CNT 1>> 0> <RETURN>)
(T
<SET CHR <GETB ,P-INBUF .BPTR>>
<COND (<AND .NOHYP?