/
parser.zap
1424 lines (1331 loc) · 29.2 KB
/
parser.zap
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.FUNCT I-PROMPT-1
SET 'P-PROMPT,1
RFALSE
.FUNCT I-PROMPT-2
ZERO? P-PROMPT /FALSE
SET 'P-PROMPT,FALSE-VALUE
CRLF
PRINTI "(Are you tired of seeing ""What next?"" Well, you won't see it any more.)"
CRLF
EQUAL? PRSA,V?WAIT-UNTIL,V?WAIT-FOR \?CND9
CRLF
?CND9: CALL INT,I-PROMPT-2
PUT STACK,0,0
RFALSE
.FUNCT PARSER,PTR=P-LEXSTART,WRD,VAL=0,VERB=0,OF-FLAG=0,LEN,DIR=0,NW=0,LW=0,NUM,SCNT,CNT=-1
?PRG1: IGRTR? 'CNT,P-ITBLLEN \?ELS5
JUMP ?REP2
?ELS5: PUT P-ITBL,CNT,0
JUMP ?PRG1
?REP2: SET 'P-NUMBER,-1
SET 'P-NAM,FALSE-VALUE
SET 'P-ADJ,FALSE-VALUE
SET 'P-ADVERB,FALSE-VALUE
SET 'P-MERGED,FALSE-VALUE
SET 'P-WHAT-IGNORED,FALSE-VALUE
PUT P-PRSO,P-MATCHLEN,0
PUT P-PRSI,P-MATCHLEN,0
PUT P-BUTS,P-MATCHLEN,0
ZERO? QUOTE-FLAG \?CND8
EQUAL? WINNER,PLAYER /?CND8
SET 'WINNER,PLAYER
LOC WINNER
FSET? STACK,VEHBIT /?CND8
LOC WINNER >HERE
?CND8: ZERO? P-CONT /?ELS18
SET 'PTR,P-CONT
SET 'P-CONT,FALSE-VALUE
EQUAL? PRSA,V?TELL /?CND16
CRLF
JUMP ?CND16
?ELS18: SET 'WINNER,PLAYER
SET 'QUOTE-FLAG,FALSE-VALUE
LOC WINNER
FSET? STACK,VEHBIT /?CND25
LOC WINNER >HERE
?CND25: SET 'SCNT,P-SPACE
?PRG28: DLESS? 'SCNT,0 \?ELS32
JUMP ?REP29
?ELS32: CRLF
JUMP ?PRG28
?REP29: ZERO? P-PROMPT /?CND35
ZERO? P-OFLAG \?CND35
EQUAL? P-PROMPT,2 \?ELS42
PRINTI "Okay, "
CALL PRINT-NAME,FIRST-NAME
PRINTI ", what do you want to do now?"
JUMP ?CND40
?ELS42: PRINTI "What next?"
?CND40: CRLF
?CND35: PRINTI ">"
READ P-INBUF,P-LEXV
?CND16: GETB P-LEXV,P-LEXWORDS >P-LEN
GET P-LEXV,PTR
EQUAL? W?THEN,STACK \?CND51
ADD PTR,P-LEXELEN >PTR
DEC 'P-LEN
?CND51: LESS? 1,P-LEN \?CND54
GET P-LEXV,PTR
EQUAL? W?GO,STACK \?CND54
ADD PTR,P-LEXELEN
GET P-LEXV,STACK >NW
ZERO? NW /?CND54
CALL WT?,NW,PS?VERB,P1?VERB
ZERO? STACK /?CND54
ADD PTR,P-LEXELEN >PTR
DEC 'P-LEN
?CND54: ZERO? P-LEN \?CND59
PRINTI "I beg your pardon?"
CRLF
RFALSE
?CND59: SET 'LEN,P-LEN
SET 'P-DIR,FALSE-VALUE
SET 'P-NCN,0
SET 'P-GETFLAGS,0
PUT P-ITBL,P-VERBN,0
?PRG64: DLESS? 'P-LEN,0 \?ELS68
SET 'QUOTE-FLAG,FALSE-VALUE
JUMP ?REP65
?ELS68: GET P-LEXV,PTR >WRD
CALL BUZZER-WORD?,WRD
ZERO? STACK \FALSE
ZERO? WRD \?THN73
CALL NUMBER?,PTR >WRD
ZERO? WRD \?THN73
CALL NAME?,PTR >WRD
ZERO? WRD /?ELS72
?THN73: EQUAL? WRD,W?TO \?ELS77
EQUAL? VERB,ACT?TELL,ACT?ASK \?ELS77
SET 'VERB,ACT?TELL
SET 'WRD,W?QUOTE
JUMP ?CND75
?ELS77: EQUAL? WRD,W?THEN \?CND75
ZERO? VERB \?CND75
PUT P-ITBL,P-VERB,ACT?TELL
PUT P-ITBL,P-VERBN,0
SET 'WRD,W?QUOTE
?CND75: EQUAL? WRD,W?THEN,W?PERIOD /?THN87
EQUAL? WRD,W?QUOTE \?ELS86
?THN87: EQUAL? WRD,W?QUOTE \?CND89
ZERO? QUOTE-FLAG /?ELS94
SET 'QUOTE-FLAG,FALSE-VALUE
JUMP ?CND89
?ELS94: SET 'QUOTE-FLAG,TRUE-VALUE
?CND89: ZERO? P-LEN /?THN98
ADD PTR,P-LEXELEN >P-CONT
?THN98: PUTB P-LEXV,P-LEXWORDS,P-LEN
JUMP ?REP65
?ELS86: CALL WT?,WRD,PS?DIRECTION,P1?DIRECTION >VAL
ZERO? VAL /?ELS101
EQUAL? LEN,1 /?THN104
EQUAL? LEN,2 \?ELS107
EQUAL? VERB,ACT?WALK /?THN104
?ELS107: ADD PTR,P-LEXELEN
GET P-LEXV,STACK >NW
EQUAL? NW,W?THEN,W?QUOTE \?ELS109
GRTR? LEN,2 /?THN104
?ELS109: EQUAL? NW,W?PERIOD \?ELS111
GRTR? LEN,1 /?THN104
?ELS111: ZERO? QUOTE-FLAG /?ELS113
EQUAL? LEN,2 \?ELS113
EQUAL? NW,W?QUOTE /?THN104
?ELS113: GRTR? LEN,2 \?ELS101
EQUAL? NW,W?COMMA,W?AND \?ELS101
?THN104: SET 'DIR,VAL
EQUAL? NW,W?COMMA,W?AND \?CND116
ADD PTR,P-LEXELEN
PUT P-LEXV,STACK,W?THEN
?CND116: GRTR? LEN,2 /?CND66
SET 'QUOTE-FLAG,FALSE-VALUE
JUMP ?REP65
?ELS101: CALL WT?,WRD,PS?VERB,P1?VERB >VAL
ZERO? VAL /?ELS123
ZERO? VERB /?THN126
EQUAL? VERB,ACT?NAME \?ELS123
?THN126: EQUAL? VERB,ACT?NAME \?CND128
SET 'P-WHAT-IGNORED,TRUE-VALUE
?CND128: SET 'VERB,VAL
PUT P-ITBL,P-VERB,VAL
PUT P-ITBL,P-VERBN,P-VTBL
PUT P-VTBL,0,WRD
MUL PTR,2
ADD STACK,2 >NUM
GETB P-LEXV,NUM
PUTB P-VTBL,2,STACK
ADD NUM,1
GETB P-LEXV,STACK
PUTB P-VTBL,3,STACK
JUMP ?CND66
?ELS123: CALL WT?,WRD,PS?PREPOSITION,0 >VAL
ZERO? VAL \?THN133
EQUAL? WRD,W?ONE,W?A /?THN137
CALL WT?,WRD,PS?ADJECTIVE
ZERO? STACK \?THN137
CALL WT?,WRD,PS?OBJECT
ZERO? STACK /?ELS132
?THN137: SET 'VAL,0 \?ELS132
?THN133: GRTR? P-LEN,1 \?ELS141
ADD PTR,P-LEXELEN
GET P-LEXV,STACK
EQUAL? STACK,W?OF \?ELS141
EQUAL? VERB,ACT?MAKE /?ELS141
ZERO? VAL \?ELS141
EQUAL? WRD,W?ONE,W?A /?ELS141
SET 'OF-FLAG,TRUE-VALUE
JUMP ?CND66
?ELS141: ZERO? VAL /?ELS145
ZERO? P-LEN /?THN148
ADD PTR,2
GET P-LEXV,STACK
EQUAL? STACK,W?THEN,W?PERIOD \?ELS145
?THN148: LESS? P-NCN,2 \?CND66
PUT P-ITBL,P-PREP1,VAL
PUT P-ITBL,P-PREP1N,WRD
JUMP ?CND66
?ELS145: EQUAL? P-NCN,2 \?ELS154
PRINTI "(I found too many nouns in that sentence!)"
CRLF
RFALSE
?ELS154: INC 'P-NCN
CALL CLAUSE,PTR,VAL,WRD >PTR
ZERO? PTR /FALSE
LESS? PTR,0 \?CND66
SET 'QUOTE-FLAG,FALSE-VALUE
JUMP ?REP65
?ELS132: EQUAL? WRD,W?CLOSELY \?ELS165
SET 'P-ADVERB,W?CAREFULLY
JUMP ?CND66
?ELS165: EQUAL? WRD,W?CAREFULLY,W?QUIETLY,W?PRIVATELY /?THN168
EQUAL? WRD,W?SLOWLY,W?QUICKLY,W?BRIEFLY \?ELS167
?THN168: SET 'P-ADVERB,WRD
JUMP ?CND66
?ELS167: EQUAL? WRD,W?OF \?ELS171
ZERO? OF-FLAG /?THN175
ADD PTR,P-LEXELEN
GET P-LEXV,STACK
EQUAL? STACK,W?PERIOD,W?THEN \?ELS174
?THN175: CALL CANT-USE,PTR
RFALSE
?ELS174: SET 'OF-FLAG,FALSE-VALUE
JUMP ?CND66
?ELS171: CALL WT?,WRD,PS?BUZZ-WORD
ZERO? STACK /?ELS180
JUMP ?CND66
?ELS180: CALL CANT-USE,PTR
RFALSE
?ELS72: CALL UNKNOWN-WORD,PTR
RFALSE
?CND66: SET 'LW,WRD
ADD PTR,P-LEXELEN >PTR
JUMP ?PRG64
?REP65: ZERO? DIR /?CND185
SET 'PRSA,V?WALK
SET 'PRSO,DIR
SET 'P-WALK-DIR,DIR
RETURN TRUE-VALUE
?CND185: SET 'P-WALK-DIR,FALSE-VALUE
ZERO? P-OFLAG /?CND189
CALL ORPHAN-MERGE
?CND189: GET P-ITBL,P-VERB
ZERO? STACK \?CND193
PUT P-ITBL,P-VERB,ACT?$CALL
?CND193: CALL SYNTAX-CHECK
ZERO? STACK /FALSE
CALL SNARF-OBJECTS
ZERO? STACK /FALSE
CALL MANY-CHECK
ZERO? STACK /FALSE
CALL TAKE-CHECK
ZERO? STACK /FALSE
RTRUE
.FUNCT WT?,PTR,BIT,B1=5,OFFSET=P-P1OFF,TYP
GETB PTR,P-PSOFF >TYP
BTST TYP,BIT \FALSE
GRTR? B1,4 /TRUE
BAND TYP,P-P1BITS >TYP
EQUAL? TYP,B1 /?CND13
INC 'OFFSET
?CND13: GETB PTR,OFFSET
RSTACK
.FUNCT CLAUSE,PTR,VAL,WRD,OFF,NUM,ANDFLG=0,FIRST??=1,NW,LW=0,?TMP1
SUB P-NCN,1
MUL STACK,2 >OFF
ZERO? VAL /?ELS3
ADD P-PREP1,OFF >NUM
PUT P-ITBL,NUM,VAL
ADD NUM,1
PUT P-ITBL,STACK,WRD
ADD PTR,P-LEXELEN >PTR
JUMP ?CND1
?ELS3: INC 'P-LEN
?CND1: ZERO? P-LEN \?CND6
DEC 'P-NCN
RETURN -1
?CND6: ADD P-NC1,OFF >NUM
MUL PTR,2
ADD P-LEXV,STACK
PUT P-ITBL,NUM,STACK
GET P-LEXV,PTR
EQUAL? STACK,W?THE,W?A,W?AN \?CND9
GET P-ITBL,NUM
ADD STACK,4
PUT P-ITBL,NUM,STACK
?CND9:
?PRG12: DLESS? 'P-LEN,0 \?CND14
ADD NUM,1 >?TMP1
MUL PTR,2
ADD P-LEXV,STACK
PUT P-ITBL,?TMP1,STACK
RETURN -1
?CND14: GET P-LEXV,PTR >WRD
CALL BUZZER-WORD?,WRD
ZERO? STACK \FALSE
ZERO? WRD \?THN22
CALL NUMBER?,PTR >WRD
ZERO? WRD \?THN22
CALL NAME?,PTR >WRD
ZERO? WRD /?ELS21
?THN22: ZERO? P-LEN \?ELS26
SET 'NW,0
JUMP ?CND24
?ELS26: ADD PTR,P-LEXELEN
GET P-LEXV,STACK >NW
?CND24: EQUAL? WRD,W?OF \?CND29
GET P-ITBL,P-VERB
EQUAL? STACK,ACT?MAKE \?CND29
PUT P-LEXV,PTR,W?WITH
SET 'WRD,W?WITH
?CND29: EQUAL? WRD,W?AND,W?COMMA \?ELS36
SET 'ANDFLG,TRUE-VALUE
JUMP ?CND17
?ELS36: EQUAL? WRD,W?ONE \?ELS38
EQUAL? NW,W?OF \?CND17
DEC 'P-LEN
ADD PTR,P-LEXELEN >PTR
JUMP ?CND17
?ELS38: EQUAL? WRD,W?THEN,W?PERIOD /?THN44
CALL WT?,WRD,PS?PREPOSITION
ZERO? STACK /?ELS43
ZERO? FIRST?? \?ELS43
?THN44: INC 'P-LEN
ADD NUM,1 >?TMP1
MUL PTR,2
ADD P-LEXV,STACK
PUT P-ITBL,?TMP1,STACK
SUB PTR,P-LEXELEN
RETURN STACK
?ELS43: ZERO? ANDFLG /?ELS49
GET P-ITBL,P-VERBN
ZERO? STACK /?THN52
CALL WT?,WRD,PS?DIRECTION
ZERO? STACK \?THN52
CALL WT?,WRD,PS?VERB
ZERO? STACK /?ELS49
?THN52: SUB PTR,4 >PTR
ADD PTR,2
PUT P-LEXV,STACK,W?THEN
ADD P-LEN,2 >P-LEN
JUMP ?CND17
?ELS49: CALL WT?,WRD,PS?OBJECT
ZERO? STACK /?ELS55
CALL WT?,WRD,PS?ADJECTIVE,P1?ADJECTIVE
ZERO? STACK /?ELS58
ZERO? NW /?ELS58
CALL WT?,NW,PS?OBJECT
ZERO? STACK /?ELS58
JUMP ?CND17
?ELS58: ZERO? ANDFLG \?ELS62
EQUAL? NW,W?AND,W?COMMA /?ELS62
ADD NUM,1 >?TMP1
ADD PTR,2
MUL STACK,2
ADD P-LEXV,STACK
PUT P-ITBL,?TMP1,STACK
RETURN PTR
?ELS62: SET 'ANDFLG,FALSE-VALUE
JUMP ?CND17
?ELS55: CALL WT?,WRD,PS?ADJECTIVE
ZERO? STACK \?CND17
CALL WT?,WRD,PS?BUZZ-WORD
ZERO? STACK /?ELS68
JUMP ?CND17
?ELS68: CALL WT?,WRD,PS?PREPOSITION
ZERO? STACK /?ELS72
JUMP ?CND17
?ELS72: CALL CANT-USE,PTR
RFALSE
?ELS21: CALL UNKNOWN-WORD,PTR
RFALSE
?CND17: SET 'LW,WRD
SET 'FIRST??,FALSE-VALUE
ADD PTR,P-LEXELEN >PTR
JUMP ?PRG12
.FUNCT NUMBER?,PTR,CNT,BPTR,CHR,SUM=0,TIM=0,?TMP1
MUL PTR,2
ADD P-LEXV,STACK
GETB STACK,2 >CNT
MUL PTR,2
ADD P-LEXV,STACK
GETB STACK,3 >BPTR
?PRG1: DLESS? 'CNT,0 \?ELS5
JUMP ?REP2
?ELS5: GETB P-INBUF,BPTR >CHR
EQUAL? CHR,58 \?ELS10
SET 'TIM,SUM
SET 'SUM,0
JUMP ?CND8
?ELS10: GRTR? SUM,9999 /FALSE
GRTR? CHR,57 /FALSE
LESS? CHR,48 /FALSE
MUL SUM,10 >?TMP1
SUB CHR,48
ADD ?TMP1,STACK >SUM
?CND8: INC 'BPTR
JUMP ?PRG1
?REP2: PUT P-LEXV,PTR,W?NUMBER
GRTR? SUM,9999 /FALSE
ZERO? TIM /?CND19
GRTR? TIM,23 /FALSE
GRTR? TIM,19 \?ELS29
JUMP ?CND25
?ELS29: GRTR? TIM,12 /FALSE
GRTR? TIM,7 \?ELS33
JUMP ?CND25
?ELS33: ADD 12,TIM >TIM
?CND25: MUL TIM,60
ADD SUM,STACK >SUM
?CND19: SET 'P-NUMBER,SUM
RETURN W?NUMBER
.FUNCT ORPHAN-MERGE,CNT=-1,TEMP,VERB,BEG,END,ADJ=0,WRD,?TMP1
SET 'P-OFLAG,FALSE-VALUE
GET P-ITBL,P-VERB >VERB
ZERO? VERB /?ELS3
GET P-OTBL,P-VERB
EQUAL? VERB,STACK \FALSE
?ELS3: EQUAL? P-NCN,2 /FALSE
GET P-OTBL,P-NC1
EQUAL? STACK,1 \?ELS9
GET P-ITBL,P-PREP1 >TEMP
GET P-OTBL,P-PREP1
EQUAL? TEMP,STACK /?THN13
ZERO? TEMP \FALSE
?THN13: ZERO? ADJ /?ELS17
ADD P-LEXV,2
PUT P-OTBL,P-NC1,STACK
ADD P-LEXV,6
PUT P-OTBL,P-NC1L,STACK
JUMP ?CND1
?ELS17: GET P-ITBL,P-NC1
PUT P-OTBL,P-NC1,STACK
GET P-ITBL,P-NC1L
PUT P-OTBL,P-NC1L,STACK
JUMP ?CND1
?ELS9: GET P-OTBL,P-NC2
EQUAL? STACK,1 \?ELS24
GET P-ITBL,P-PREP1 >TEMP
GET P-OTBL,P-PREP2
EQUAL? TEMP,STACK /?THN28
ZERO? TEMP \FALSE
?THN28: GET P-ITBL,P-NC1
PUT P-OTBL,P-NC2,STACK
GET P-ITBL,P-NC1L
PUT P-OTBL,P-NC2L,STACK
SET 'P-NCN,2
JUMP ?CND1
?ELS24: ZERO? P-ACLAUSE /?CND1
EQUAL? P-NCN,1 /?ELS37
SET 'P-ACLAUSE,FALSE-VALUE
RFALSE
?ELS37: GET P-ITBL,P-NC1 >BEG
GET P-ITBL,P-NC1L >END
?PRG40: EQUAL? BEG,END \?ELS44
ZERO? ADJ /?ELS47
CALL ACLAUSE-WIN,ADJ
JUMP ?CND35
?ELS47: SET 'P-ACLAUSE,FALSE-VALUE
RFALSE
?ELS44: ZERO? ADJ \?ELS52
GET BEG,0 >WRD
GETB WRD,P-PSOFF
BTST STACK,PS?ADJECTIVE \?ELS52
SET 'ADJ,WRD
JUMP ?CND42
?ELS52: GETB WRD,P-PSOFF
BTST STACK,PS?OBJECT /?THN57
EQUAL? WRD,W?ONE \?CND42
?THN57: EQUAL? WRD,P-ANAM,W?ONE \FALSE
CALL ACLAUSE-WIN,ADJ
JUMP ?CND35
?CND42: ADD BEG,P-WORDLEN >BEG
JUMP ?PRG40
?CND35:
?CND1:
?PRG64: IGRTR? 'CNT,P-ITBLLEN \?ELS68
SET 'P-MERGED,TRUE-VALUE
RTRUE
?ELS68: GET P-OTBL,CNT
PUT P-ITBL,CNT,STACK
JUMP ?PRG64
.FUNCT ACLAUSE-WIN,ADJ
GET P-OTBL,P-VERB
PUT P-ITBL,P-VERB,STACK
SET 'P-CCSRC,P-OTBL
ADD P-ACLAUSE,1
CALL CLAUSE-COPY,P-ACLAUSE,STACK,ADJ
GET P-OTBL,P-NC2
ZERO? STACK /?ELS2
SET 'P-NCN,2
?ELS2: SET 'P-ACLAUSE,FALSE-VALUE
RTRUE
.FUNCT WORD-PRINT,CNT,BUF
?PRG1: DLESS? 'CNT,0 /TRUE
GETB P-INBUF,BUF
PRINTC STACK
INC 'BUF
JUMP ?PRG1
.FUNCT UNKNOWN-WORD,PTR,BUF,?TMP1
PRINTI "(I don't know the word """
MUL PTR,2 >BUF
ADD P-LEXV,BUF
GETB STACK,2 >?TMP1
ADD P-LEXV,BUF
GETB STACK,3
CALL WORD-PRINT,?TMP1,STACK
SET 'QUOTE-FLAG,FALSE-VALUE
SET 'P-OFLAG,FALSE-VALUE
PRINTR """.)"
.FUNCT CANT-USE,PTR,BUF,?TMP1
PRINTI "(Sorry, but I don't understand the word """
MUL PTR,2 >BUF
ADD P-LEXV,BUF
GETB STACK,2 >?TMP1
ADD P-LEXV,BUF
GETB STACK,3
CALL WORD-PRINT,?TMP1,STACK
PRINTI """ when you use it that way.)"
CRLF
SET 'QUOTE-FLAG,FALSE-VALUE
SET 'P-OFLAG,FALSE-VALUE
RETURN P-OFLAG
.FUNCT SYNTAX-CHECK,SYN,LEN,NUM,OBJ,DRIVE1=0,DRIVE2=0,PREP,VERB,?TMP2,?TMP1
GET P-ITBL,P-VERB >VERB
ZERO? VERB \?CND1
CALL MISSING-VERB
RFALSE
?CND1: SUB 255,VERB
GET VERBS,STACK >SYN
GETB SYN,0 >LEN
ADD 1,SYN >SYN
?PRG4: GETB SYN,P-SBITS
BAND STACK,P-SONUMS >NUM
GRTR? P-NCN,NUM \?ELS8
JUMP ?CND6
?ELS8: LESS? NUM,1 /?ELS10
ZERO? P-NCN \?ELS10
GET P-ITBL,P-PREP1 >PREP
ZERO? PREP /?THN13
GETB SYN,P-SPREP1
EQUAL? PREP,STACK \?ELS10
?THN13: SET 'DRIVE1,SYN
JUMP ?CND6
?ELS10: GETB SYN,P-SPREP1 >?TMP1
GET P-ITBL,P-PREP1
EQUAL? ?TMP1,STACK \?CND6
EQUAL? NUM,2 \?ELS19
EQUAL? P-NCN,1 \?ELS19
SET 'DRIVE2,SYN
JUMP ?CND6
?ELS19: GETB SYN,P-SPREP2 >?TMP1
GET P-ITBL,P-PREP2
EQUAL? ?TMP1,STACK \?CND6
CALL SYNTAX-FOUND,SYN
RTRUE
?CND6: DLESS? 'LEN,1 \?ELS26
ZERO? DRIVE1 \?REP5
ZERO? DRIVE2 /?ELS29
JUMP ?REP5
?ELS29: PRINTI "(Sorry, but I don't understand. Please reword that or try something else.)"
CRLF
RFALSE
?ELS26: ADD SYN,P-SYNLEN >SYN
JUMP ?PRG4
?REP5: ZERO? DRIVE1 /?ELS42
GETB DRIVE1,P-SFWIM1 >?TMP2
GETB DRIVE1,P-SLOC1 >?TMP1
GETB DRIVE1,P-SPREP1
CALL GWIM,?TMP2,?TMP1,STACK >OBJ
ZERO? OBJ /?ELS42
PUT P-PRSO,P-MATCHLEN,1
PUT P-PRSO,1,OBJ
CALL SYNTAX-FOUND,DRIVE1
RSTACK
?ELS42: ZERO? DRIVE2 /?ELS46
GETB DRIVE2,P-SFWIM2 >?TMP2
GETB DRIVE2,P-SLOC2 >?TMP1
GETB DRIVE2,P-SPREP2
CALL GWIM,?TMP2,?TMP1,STACK >OBJ
ZERO? OBJ /?ELS46
PUT P-PRSI,P-MATCHLEN,1
PUT P-PRSI,1,OBJ
CALL SYNTAX-FOUND,DRIVE2
RSTACK
?ELS46: EQUAL? VERB,ACT?FIND,ACT?NAME \?ELS50
PRINTI "(Sorry, but I can't answer that question.)"
CRLF
RFALSE
?ELS50: EQUAL? WINNER,PLAYER \?ELS57
CALL ORPHAN,DRIVE1,DRIVE2
PRINTI "(Wh"
EQUAL? VERB,ACT?WALK \?ELS64
PUSH STR?122
JUMP ?CND60
?ELS64: PUSH STR?123
?CND60: PRINT STACK
PRINTI " do you want to "
JUMP ?CND55
?ELS57: PRINTI "(Your command was not complete. Next time, type wh"
EQUAL? VERB,ACT?WALK \?ELS75
PUSH STR?122
JUMP ?CND71
?ELS75: PUSH STR?123
?CND71: PRINT STACK
PRINTI " you want "
PRINTD WINNER
PRINTI " to "
?CND55: CALL VERB-PRINT
ZERO? DRIVE2 /?CND78
CALL CLAUSE-PRINT,P-NC1,P-NC1L
?CND78: ZERO? DRIVE1 /?ELS86
GETB DRIVE1,P-SPREP1
JUMP ?CND82
?ELS86: GETB DRIVE2,P-SPREP2
?CND82: CALL PREP-PRINT,STACK
EQUAL? WINNER,PLAYER \?ELS92
SET 'P-OFLAG,TRUE-VALUE
PRINTI "?)"
CRLF
RFALSE
?ELS92: SET 'P-OFLAG,FALSE-VALUE
PRINTI ".)"
CRLF
RFALSE
.FUNCT VERB-PRINT,TMP,?TMP1
GET P-ITBL,P-VERBN >TMP
ZERO? TMP \?ELS5
PRINTI "tell"
RTRUE
?ELS5: GETB P-VTBL,2
ZERO? STACK \?ELS9
GET TMP,0
PRINTB STACK
RTRUE
?ELS9: GETB TMP,2 >?TMP1
GETB TMP,3
CALL WORD-PRINT,?TMP1,STACK
PUTB P-VTBL,2,0
RTRUE
.FUNCT ORPHAN,D1,D2,CNT=-1
PUT P-OCLAUSE,P-MATCHLEN,0
SET 'P-CCSRC,P-ITBL
?PRG1: IGRTR? 'CNT,P-ITBLLEN \?ELS5
JUMP ?REP2
?ELS5: GET P-ITBL,CNT
PUT P-OTBL,CNT,STACK
JUMP ?PRG1
?REP2: EQUAL? P-NCN,2 \?CND8
CALL CLAUSE-COPY,P-NC2,P-NC2L
?CND8: LESS? P-NCN,1 /?CND11
CALL CLAUSE-COPY,P-NC1,P-NC1L
?CND11: ZERO? D1 /?ELS18
GETB D1,P-SPREP1
PUT P-OTBL,P-PREP1,STACK
PUT P-OTBL,P-NC1,1
RTRUE
?ELS18: ZERO? D2 /FALSE
GETB D2,P-SPREP2
PUT P-OTBL,P-PREP2,STACK
PUT P-OTBL,P-NC2,1
RTRUE
.FUNCT CLAUSE-PRINT,BPTR,EPTR,THE?=1,?TMP1
GET P-ITBL,BPTR >?TMP1
GET P-ITBL,EPTR
CALL BUFFER-PRINT,?TMP1,STACK,THE?
RSTACK
.FUNCT BUFFER-PRINT,BEG,END,CP,NOSP=0,WRD,FIRST??=1,PN=0,?TMP1
?PRG1: EQUAL? BEG,END /TRUE
ZERO? NOSP /?ELS10
SET 'NOSP,FALSE-VALUE
JUMP ?CND8
?ELS10: PRINTI " "
?CND8: GET BEG,0 >WRD
EQUAL? WRD,W?PERIOD \?ELS18
SET 'NOSP,TRUE-VALUE
JUMP ?CND3
?ELS18: EQUAL? WRD,W?DR \?ELS20
PRINTI "Dr."
SET 'PN,TRUE-VALUE
JUMP ?CND3
?ELS20: EQUAL? WRD,W?HIM,W?HER,W?ME \?ELS24
SET 'PN,TRUE-VALUE
JUMP ?CND3
?ELS24: CALL CAPITAL-NOUN?,WRD
ZERO? STACK /?ELS26
CALL CAPITALIZE,BEG
SET 'PN,TRUE-VALUE
JUMP ?CND3
?ELS26: ZERO? FIRST?? /?CND29
ZERO? PN \?CND29
ZERO? CP /?CND29
PRINTI "the "
?CND29: ZERO? P-OFLAG \?THN39
ZERO? P-MERGED /?ELS38
?THN39: PRINTB WRD
JUMP ?CND36
?ELS38: EQUAL? WRD,W?IT \?ELS42
CALL VISIBLE?,P-IT-OBJECT
ZERO? STACK /?ELS42
PRINTD P-IT-OBJECT
JUMP ?CND36
?ELS42: EQUAL? WRD,W?HER \?ELS46
CALL VISIBLE?,P-HER-OBJECT
ZERO? STACK /?ELS46
PRINTD P-HER-OBJECT
JUMP ?CND36
?ELS46: EQUAL? WRD,W?HIM \?ELS50
CALL VISIBLE?,P-HIM-OBJECT
ZERO? STACK /?ELS50
PRINTD P-HIM-OBJECT
JUMP ?CND36
?ELS50: GETB BEG,2 >?TMP1
GETB BEG,3
CALL WORD-PRINT,?TMP1,STACK
?CND36: SET 'FIRST??,FALSE-VALUE
?CND3: ADD BEG,P-WORDLEN >BEG
JUMP ?PRG1
.FUNCT CAPITALIZE,PTR,?TMP1
GETB PTR,3
GETB P-INBUF,STACK
SUB STACK,32
PRINTC STACK
GETB PTR,2
SUB STACK,1 >?TMP1
GETB PTR,3
ADD STACK,1
CALL WORD-PRINT,?TMP1,STACK
RSTACK
.FUNCT PREP-PRINT,PREP,SP?=1,WRD
ZERO? PREP /FALSE
ZERO? SP? /?CND6
PRINTI " "
?CND6: CALL PREP-FIND,PREP >WRD
EQUAL? WRD,W?AGAINST \?ELS14
PRINTI "against"
JUMP ?CND12
?ELS14: EQUAL? WRD,W?THROUGH \?ELS18
PRINTI "through"
JUMP ?CND12
?ELS18: PRINTB WRD
?CND12: GET P-ITBL,P-VERBN
GET STACK,0
EQUAL? W?SIT,STACK \?CND23
EQUAL? W?DOWN,WRD \?CND23
PRINTI " on"
?CND23: GET P-ITBL,P-VERBN
GET STACK,0
EQUAL? W?GET,STACK \TRUE
EQUAL? W?OUT,WRD \TRUE
PRINTI " of"
RTRUE
.FUNCT CLAUSE-COPY,BPTR,EPTR,INSERT=0,BEG,END
GET P-CCSRC,BPTR >BEG
GET P-CCSRC,EPTR >END
GET P-OCLAUSE,P-MATCHLEN
MUL STACK,P-LEXELEN
ADD STACK,2
ADD P-OCLAUSE,STACK
PUT P-OTBL,BPTR,STACK
?PRG1: EQUAL? BEG,END \?ELS5
GET P-OCLAUSE,P-MATCHLEN
MUL STACK,P-LEXELEN
ADD STACK,2
ADD P-OCLAUSE,STACK
PUT P-OTBL,EPTR,STACK
RTRUE
?ELS5: ZERO? INSERT /?CND8
GET BEG,0
EQUAL? P-ANAM,STACK \?CND8
CALL CLAUSE-ADD,INSERT
?CND8: GET BEG,0
CALL CLAUSE-ADD,STACK
?CND3: ADD BEG,P-WORDLEN >BEG
JUMP ?PRG1
.FUNCT CLAUSE-ADD,WRD,PTR
GET P-OCLAUSE,P-MATCHLEN
ADD STACK,2 >PTR
SUB PTR,1
PUT P-OCLAUSE,STACK,WRD
PUT P-OCLAUSE,PTR,0
PUT P-OCLAUSE,P-MATCHLEN,PTR
RTRUE
.FUNCT PREP-FIND,PREP,CNT=0,SIZE
GET PREPOSITIONS,0
MUL STACK,2 >SIZE
?PRG1: IGRTR? 'CNT,SIZE /FALSE
GET PREPOSITIONS,CNT
EQUAL? STACK,PREP \?PRG1
SUB CNT,1
GET PREPOSITIONS,STACK
RETURN STACK
.FUNCT SYNTAX-FOUND,SYN
SET 'P-SYNTAX,SYN
GETB SYN,P-SACTION >PRSA
RETURN PRSA
.FUNCT GWIM,GBIT,LBIT,PREP,OBJ,WPREP
EQUAL? GBIT,RMUNGBIT \?CND1
RETURN ROOMS
?CND1: SET 'P-GWIMBIT,GBIT
SET 'P-SLOCBITS,LBIT
PUT P-MERGE,P-MATCHLEN,0
CALL GET-OBJECT,P-MERGE,FALSE-VALUE
ZERO? STACK /?ELS8
SET 'P-GWIMBIT,0
GET P-MERGE,P-MATCHLEN
EQUAL? STACK,1 \FALSE
GET P-MERGE,1 >OBJ
PRINTI "("
CALL PREP-PRINT,PREP,FALSE-VALUE
ZERO? STACK /?CND16
CALL THE?,OBJ
PRINTI " "
?CND16: PRINTD OBJ
PRINTI ")"
CRLF
RETURN OBJ
?ELS8: SET 'P-GWIMBIT,0
RFALSE
.FUNCT SNARF-OBJECTS,PTR
GET P-ITBL,P-NC1 >PTR
ZERO? PTR /?CND1
GETB P-SYNTAX,P-SLOC1 >P-SLOCBITS
GET P-ITBL,P-NC1L
CALL SNARFEM,PTR,STACK,P-PRSO
ZERO? STACK /FALSE
GET P-BUTS,P-MATCHLEN
ZERO? STACK /?CND1
CALL BUT-MERGE,P-PRSO >P-PRSO
?CND1: GET P-ITBL,P-NC2 >PTR
ZERO? PTR /TRUE
GETB P-SYNTAX,P-SLOC2 >P-SLOCBITS
GET P-ITBL,P-NC2L
CALL SNARFEM,PTR,STACK,P-PRSI
ZERO? STACK /FALSE
GET P-BUTS,P-MATCHLEN
ZERO? STACK /TRUE
GET P-PRSI,P-MATCHLEN
EQUAL? STACK,1 \?ELS18
CALL BUT-MERGE,P-PRSO >P-PRSO
RTRUE
?ELS18: CALL BUT-MERGE,P-PRSI >P-PRSI
RTRUE
.FUNCT BUT-MERGE,TBL,LEN,BUTLEN,CNT=1,MATCHES=0,OBJ,NTBL
GET TBL,P-MATCHLEN >LEN
PUT P-MERGE,P-MATCHLEN,0
?PRG1: DLESS? 'LEN,0 \?ELS5
JUMP ?REP2
?ELS5: GET TBL,CNT >OBJ
CALL ZMEMQ,OBJ,P-BUTS
ZERO? STACK /?ELS7
JUMP ?CND3
?ELS7: ADD MATCHES,1
PUT P-MERGE,STACK,OBJ
INC 'MATCHES
?CND3: INC 'CNT
JUMP ?PRG1
?REP2: PUT P-MERGE,P-MATCHLEN,MATCHES
SET 'NTBL,P-MERGE
SET 'P-MERGE,TBL
RETURN NTBL
.FUNCT SNARFEM,PTR,EPTR,TBL,BUT=0,LEN,WV,WRD,NW
SET 'P-AND,FALSE-VALUE
SET 'P-GETFLAGS,0
SET 'P-CSPTR,PTR
SET 'P-CEPTR,EPTR
PUT P-BUTS,P-MATCHLEN,0
PUT TBL,P-MATCHLEN,0
GET PTR,0 >WRD
?PRG1: EQUAL? PTR,EPTR \?ELS5
ZERO? BUT /?ORP9
PUSH BUT
JUMP ?THN6
?ORP9: PUSH TBL
?THN6: CALL GET-OBJECT,STACK
RETURN STACK
?ELS5: GET PTR,P-LEXELEN >NW
CALL BUZZER-WORD?,WRD
ZERO? STACK \FALSE
EQUAL? WRD,W?A,W?ONE \?ELS16
ZERO? P-ADJ \?ELS19
SET 'P-GETFLAGS,P-ONE
EQUAL? NW,W?OF \?CND3
ADD PTR,P-WORDLEN >PTR
JUMP ?CND3
?ELS19: SET 'P-NAM,P-ONEOBJ
ZERO? BUT /?ORP30
PUSH BUT
JUMP ?THN27
?ORP30: PUSH TBL
?THN27: CALL GET-OBJECT,STACK
ZERO? STACK /FALSE
ZERO? NW /TRUE
JUMP ?CND3
?ELS16: EQUAL? WRD,W?AND,W?COMMA \?ELS34
EQUAL? NW,W?AND,W?COMMA /?ELS34
SET 'P-AND,TRUE-VALUE
ZERO? BUT /?ORP42
PUSH BUT
JUMP ?THN39
?ORP42: PUSH TBL
?THN39: CALL GET-OBJECT,STACK
ZERO? STACK \?CND12
RFALSE
?ELS34: CALL WT?,WRD,PS?BUZZ-WORD
ZERO? STACK /?ELS44
JUMP ?CND3
?ELS44: EQUAL? WRD,W?AND,W?COMMA \?ELS46
JUMP ?CND3
?ELS46: EQUAL? WRD,W?OF \?ELS48
ZERO? P-GETFLAGS \?CND12
SET 'P-GETFLAGS,P-INHIBIT
JUMP ?CND12
?ELS48: CALL WT?,WRD,PS?ADJECTIVE,P1?ADJECTIVE >WV
ZERO? WV /?ELS53
ZERO? P-ADJ \?ELS53
SET 'P-ADJ,WV
SET 'P-ADJN,WRD
JUMP ?CND3
?ELS53: CALL WT?,WRD,PS?OBJECT,P1?OBJECT
ZERO? STACK /?CND3
SET 'P-NAM,WRD
SET 'P-ONEOBJ,WRD
?CND12:
?CND3: EQUAL? PTR,EPTR /?PRG1
ADD PTR,P-WORDLEN >PTR
SET 'WRD,NW
JUMP ?PRG1
.FUNCT GET-OBJECT,TBL,VRB=1,BTS,LEN,XBITS,TLEN,GCHECK=0,OLEN=0,OBJ,ADJ
SET 'XBITS,P-SLOCBITS
GET TBL,P-MATCHLEN >TLEN
BTST P-GETFLAGS,P-INHIBIT /TRUE
SET 'ADJ,P-ADJN
ZERO? P-NAM \?CND4
ZERO? P-ADJ /?CND4
CALL WT?,P-ADJN,PS?OBJECT,P1?OBJECT
ZERO? STACK /?ELS11
SET 'P-NAM,P-ADJN
SET 'P-ADJ,FALSE-VALUE
JUMP ?CND4
?ELS11: CALL WT?,P-ADJN,PS?DIRECTION,P1?DIRECTION >BTS
ZERO? BTS /?CND4
SET 'P-ADJ,FALSE-VALUE
PUT TBL,P-MATCHLEN,1
PUT TBL,1,INTDIR
SET 'P-DIRECTION,BTS
RTRUE
?CND4: ZERO? P-NAM \?CND14
ZERO? P-ADJ \?CND14
EQUAL? P-GETFLAGS,P-ALL /?CND14
ZERO? P-GWIMBIT \?CND14
ZERO? VRB /FALSE
CALL MISSING-NOUN,ADJ
RFALSE
?CND14: EQUAL? P-GETFLAGS,P-ALL \?THN26
ZERO? P-SLOCBITS \?CND23
?THN26: SET 'P-SLOCBITS,-1
?CND23: SET 'P-TABLE,TBL
?PRG28: ZERO? GCHECK /?ELS32
CALL GLOBAL-CHECK,TBL