-
Notifications
You must be signed in to change notification settings - Fork 1
/
dominor.c
1742 lines (1656 loc) · 65.9 KB
/
dominor.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* dominor.c (acdc) - copyright Mike Arnautov 1990-2018.
* Licensed under GPL, version 3 or later (see the supplied LICENCE file).
*
* 29 Oct 18 MLA STOP: now just falls through to QUIT:
* 11 Oct 18 MLA BUG: STOP should also QUIT!
* 02 Jul 18 MLA Simplified DICT parsing.
* 24 Jun 18 MLA Note input_store() split from special() in kernel.
* 22 Jun 18 MLA Deprecated HAVE, HERE and NEAR.
* 08 Nov 17 MLA Bug: APPEND should not act as QUIT!
* 28 Dec 16 MLA BUG: adding a pointer to a value must give pointer!
* 27 Aug 16 MLA BUG: IFAT always returned false!
* 23 Apr 16 MLA Changed handling of all conditionals.
* BUG: CHOOSE must also set pointer status correctly!
* 09 Apr 16 MLA BUG: EVAL must set pointer status correctly.
* 04 Apr 16 MLA Eliminated setjmp/lomgjmp calls in generated code.
* Hence CALL directive reverted to being mandatory.
* Bug: In ITERATE use pointers for pointers.
* 30 Mar 16 MLA Bug: never indirect 2nd DEPOSIT argument.
* 03 Mar 16 MLA Removed non-ANSI C support.
* Added SELECT.
* 09 Jan 15 MLA Added multiple-pending sanity check.
* 06 Oct 10 MLA Added RESAY.
* 29 Jan 10 MLA Added IFHTML.
* 11 Jan 10 MLA Renamed getline() to nextline() to avoid a
* new gcc header clash.
* 14 Jul 09 MLA Fixed gcc --pedantic warnings.
* 23 May 08 MLA Added IFTYPED.
* 01 May 08 MLA Bug: Must check proc offset to be >= 0!
* 15 Mar 08 MLA Version 12 changes.
* 10 Mar 08 MLA Added redundant qualifier check.
* 10 Nov 07 MLA Added DUMP.
* 07 May 07 Stuart Munro bug: need to include string.h (for strcmp).
* 06 May 07 MLA Added deprecated warnings.
* 15 Oct 05 MLA BUG: fixed the NOT IFIS logic.
* 08 Sep 05 MLA IFIS now takes multiple args.
* 27 Aug 05 MLA bug: Allow SAY <place>.
* 02 Jan 05 MLA Added UNDO/REDO.
* 22 Aug 04 MLA Made CALL directive optional.
* 20 Aug 04 MLA Added IFCLOUD and IFDOALL.
* 19 Aug 04 MLA Added SAVE/RESTORE and VERBATIM.
* 08 Aug 04 MLA Added APPEND.
* 28 Mar 03 MLA Added NEXT and BREAK.
* 19 Mar 03 MLA Check QUIP argument.
* 09 Mar 03 MLA Replaced trace with debug.
* 06 Mar 03 Stuart Munro Fix non-ASCII dominor() args declaration;
* declare addparam(), fndparam() and iniparam().
* 01 Mar 03 MLA Bug: Fake argtyp[2] if faking argval[2] in SAY.
* 02 Jan 03 MLA bug: Don't try for CALL args unless PROCEDURE.
* 21 Dec 02 MLA Bug: Make itobj...place cater for schizoids!
* 30 Sep 02 MLA bug: Fixed gripe argument in RESPOND code.
* 27 Jul 02 MLA Added CHECKPOINT.
* 14 Jul 02 MLA Fake second arg for EXEC. Also pass on address
* of the second argument, not its refno.
* Also, report non-declarative types in xref.
* 13 Jul 02 MLA Complete re-write of SET.
* ITOBJ now takes state/flag as args.
* 12 Jul 02 MLA Added IFNE, IFGE, IFLE, DESCRIBE.
* Also removed usage of +1024 in IFHAVE etc...
* 11 Jul 02 MLA BUG: fixed ITOBJ initalisation fo local pointer.
* 22 Jun 02 MLA RANDOMISE texts for real.
* 10 Mar 02 MLA bug: fixed xref for local variables and params.
* 03 Mar 02 MLA BUG: fixed passing of local var parameters.
* 13 Jan 02 MLA Allow constants as call parameters.
* Pass "hidden" type parameters.
* Added RESPOND.
* 10 Jan 02 MLA bug: sundry fixes of LOCAL code.
* 01 Jan 02 MLA Added local variable declarations.
* 31 Dec 01 MLA Allowed for argument passing; also added
* cross-referencing code.
* 17 Oct 01 MLA Improved compatibility with Platt's A-code.
* 01 Jul 01 MLA bug: Make VALUE dereference text qualifiers.
* IFAT now allows multiple arguments.
* 23 May 01 MLA BUG: FAKEARG/COM - set ARG2 if that's the match!
* 17 Mar 01 MLA Added FAKECOM.
* 16 Mar 01 MLA Added IFANY. Allowed multiple args with IFKEY.
* 05 Mar 01 MLA Added FAKEARG.
* 28 Feb 01 MLA Added TIE.
* 08 Aug 00 MLA Added code for OTHERWISE.
* 24 Jul 99 MLA Fixed compiler warnings.
* 24 Mar 99 MLA Allowed IFFLAG's second arg to be a variable.
* 01 Apr 94 MLA Allowed range specification with ITOBJ/ITLOC.
* 12 Dec 91 MLA Allowed optional argument to INPUT.
* 10 Mar 91 MLA Changed STOPALL to FLUSH - flushes command
* line as well as aborting ALL processing.
* 27 Dec 90 MLA Separated FLAGS type from CONSTANT and
* allowed flags or states with IFNEAR/HERE/HAVE.
* 15 Dec 90 MLA Compacted automatic code braces.
* 14 Dec 90 MLA Allowed no keyword matching in (S)MOVE.
* 12 Dec 90 MLA New minor directive QUIP.
* 11 Dec 90 MLA Allowed variable args to MOVE and SMOVE.
* 17 Nov 90 MLA Introduced SPRINTF compilation symbol.
* to cope with the deviant Ultrix library.
* 15 Sep 90 MLA Initial coding.
*
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "acdc.h"
#include "game.h"
#include "line.h"
#include "const.h"
#include "symbol.h"
#include "minor.h"
#include "major.h"
#include "output.h"
#include "text.h"
#include "source.h"
void addparam (int arg, char *name);
int fndparam (char *name);
int iniparam (int varsize);
char cond_buf [160];
int entvalt (char *buf, int type, int what)
{
int len;
if (type <= TEXT) len = sprintf (buf, "value[%d]", what);
else if (type == LOCAL) len = sprintf (buf, "lval[%d]", what);
else len = sprintf (buf, "%d", what);
return len;
}
int entvalv (char *buf, int type, int what)
{
int len;
if (type == VAR) len = sprintf (buf, "value[%d]", what);
else if (type == LOCAL) len = sprintf (buf, "lval[%d]", what);
else len = sprintf (buf, "%d", what);
return len;
}
void dominor (char *prochead, char *proccond)
{
int minor_type;
int type;
char ctype;
int index;
int end_index;
int proc_index;
int pending_if = 0;
int pending_conj = 0;
int pending_not = 0;
int multiple_pending = 0;
int nesting = 0;
int nestplus [80];
int brace_pending = 0;
int loop_count = 0;
int args_count;
int got_code = 0;
int locals = 0;
int cnt;
char *chr;
struct node *np;
int argtyp [ANY_NUMBER + 1];
int argval [ANY_NUMBER + 1];
struct node *ap [ANY_NUMBER + 1];
char *cond_ptr = cond_buf;
memset (nestplus, '\0', sizeof (nestplus));
while (1)
{
line_status = EOL;
if (nextline (IGNORE_BLANK) == EOF)
goto terminate;
line_ptr = line;
if (*line_ptr != ' ' && *line_ptr != '\t')
break;
if ((np = parse (MINOR)) == NULL)
{
if (style < 11)
gripe (tp [0], "Not a known minor directive.");
else
gripe (tp [0], "Not a minor directive or callable symbol.");
}
minor_count++;
ap[0] = np;
minor_type = np -> refno;
if (multiple_pending)
{
if (minor_type == multiple_pending)
fprintf (code_file, "\n ");
else
{
fprintf (code_file, "-1)) return 0;\n");
multiple_pending = 0;
}
}
if (minor_type == LOCAL)
{
if (got_code)
gripe ("",
"Local declarations must precede all local code!");
for (index = 1; tp [index]; index++)
{
addparam (0, tp [index]);
if (xref)
write_ref ("LOCAL", tp [index]);
}
continue;
}
if (got_code == 0)
{
locals = iniparam (flag_field_size[VARFLAG]/16 + 1);
got_code = 1;
if (debug && prochead && *prochead)
fprintf (code_file, "puts(\"*** %s ***\");\n", prochead);
if (proccond && *proccond)
fprintf (code_file, "%s", proccond);
}
if (minor_type >= ELSE || minor_type < NOT)
{
if (minor_type >= ELSE && (pending_not || pending_conj))
gripe ("", "Another conditional expected.");
if (pending_if && !pending_conj)
{
if (*cond_buf)
fprintf (code_file, "%s);\n", cond_buf);
fprintf (code_file, "if(");
if (minor_type == ELSE)
fputc ('!', code_file);
fprintf (code_file, "value[0])");
*cond_buf = '\0';
cond_ptr = cond_buf;
fprintf (code_file, "{\n");
nesting ++;
nestplus[nesting] = 0;
if (minor_type >= ELSE)
pending_conj = pending_not = pending_if = 0;
if (minor_type == OTHERWISE)
minor_type = ELSE;
if (minor_type == ELSE)
continue;
}
if (minor_type < NOT) /* It's an IF of sorts */
{
if (pending_conj && *cond_buf)
fprintf (code_file, "%s);\n", cond_buf);
fprintf (code_file, "value[0]");
if (pending_conj) fputc (pending_conj, code_file);
fputc ('=', code_file);
if (pending_not) fputc ('!', code_file);
fputc ('(', code_file);
pending_if = 1;
cond_ptr = cond_buf;
*cond_buf = '\0';
}
else
pending_if = pending_conj = pending_not = 0;
}
else if (pending_conj && minor_type != NOT) /* AND, OR or XOR */
gripe ("", "Misplaced conjunction.");
if (minor_type != NOT)
pending_conj = 0;
if (brace_pending && minor_type != FIN && minor_type != EOI)
{
fputc ('\n', code_file);
brace_pending = 0;
}
index = 0;
while (tp [++index] != NULL)
{
chr = tp [index];
argtyp [index] = -1;
if (isdigit (*chr) || *chr == '+' || *chr == '-')
ap [index] = NULL;
else
{
if (index == 1 && np -> min_args >= FREE_ARG)
{
argtyp [index] = FREE_ARG;
argval [index] = 0;
continue;
}
if ((argval [index] = fndparam (tp [index])) != -1)
{
argtyp [index] = LOCAL;
ap [index] = NULL;
}
else if ((ap [index] = fndsymb (TESTSYMBOL, tp [index])) != NULL)
{
(ap [index] -> used_count)++;
argtyp [index] = ap [index] -> type;
if (argtyp [index] == PROCEDURE)
argval [index] = ap [index] -> proc_base;
else
argval [index] = ap [index] -> refno;
}
if (xref)
{
char *tname;
switch (argtyp [index])
{
case OBJ: tname = " obj "; break;
case LOC: tname = "place"; break;
case VERB: tname = " vrb "; break;
case VAR: tname = " var "; break;
case TEXT: tname = " txt "; break;
case PROCEDURE: tname = " prc "; break;
case CONSTANT: tname = " cns "; break;
case STATE: tname = "state"; break;
case FLAGS: tname = " flg "; break;
case LOCAL: tname = "local"; break;
default: tname = " cns "; break;
}
write_ref (tname, tp [index]);
}
}
if (ap [index] == NULL && argtyp [index] != LOCAL)
{
argtyp [index] = CONSTANT;
argval [index] = getconst (tp [index]);
}
}
index = 0;
switch (minor_type)
{
case KEYWORD:
deprecate ("KEYWORD", 11, 0);
case ANYOF:
if (minor_type == ANYOF) deprecate ("ANYOF", 11, 0);
if (multiple_pending != minor_type)
fprintf (code_file, "if (!%s(",
(minor_type == KEYWORD) ? "keyword" : "anyof");
multiple_pending = minor_type;
while (tp [++index] != NULL)
{
type = argtyp [index];
if (type != OBJ && type != LOC && type != VERB)
gripe (tp [index], "Bad multiple choice argument!");
fprintf (code_file, "%d,", argval [index]);
}
break;
case HAVE:
deprecate ("HAVE", 11, 0);
case NEAR:
if (minor_type == NEAR) deprecate ("NEAR", 11, 0);
case HERE:
if (minor_type == HERE) deprecate ("HERE", 11, 0);
fprintf (code_file, "if (");
index = 1;
while (tp [index])
{
if (argtyp [index] != OBJ &&
argtyp [index] != VAR &&
argtyp [index] != LOCAL)
gripe (tp [index], "not reducible to an object.");
if (minor_type == HAVE)
{
deprecate ("HAVE", 11, 0);
fprintf (code_file, "!have");
}
else if (minor_type == NEAR)
{
deprecate ("NEAR", 11, 0);
fprintf (code_file, "!isnear");
}
else
{
deprecate ("HERE", 11, 0);
fprintf (code_file, "!ishere");
}
if (argtyp [index] == VAR)
fprintf (code_file, "(value[%d],-1,-1)",
argval [index]);
else if (argtyp [index] == LOCAL)
fprintf (code_file, "(lval[%d],-1,-1)",
argval [index]);
else
fprintf (code_file, "(%d,-1,-1)", argval [index]);
if (tp [++index])
fprintf (code_file, " || ");
}
fprintf (code_file, ") return 0;\n");
break;
case ATLOC:
deprecate ("ATLOC", 11, 0);
fprintf (code_file, "if (");
index = 1;
while (tp [index])
{
if ((argtyp [index] > VAR && argtyp [index] != LOCAL)
|| argtyp [index] == VERB)
{
if (style <= 1)
{
index++;
continue;
}
gripe (tp [index], "not reducible to a place or object.");
}
fprintf (code_file, "value[HERE]!=");
if (argtyp [index] == VAR)
fprintf (code_file, "value[%d]",
argval [index]);
else if (argtyp [index] == LOCAL)
fprintf (code_file, "lval[%d]",
argval [index]);
else
fprintf (code_file, "%d", argval [index]);
if (tp [++index])
fprintf (code_file, " && ");
}
fprintf (code_file, ") return 0;\n");
break;
case IFEQ:
case IFNE:
case IFLT:
case IFLE:
case IFGT:
case IFGE:
cond_ptr += entvalt (cond_ptr, argtyp [1], argval[1]);
if (minor_type == IFEQ)
{ strcpy (cond_ptr, "=="); cond_ptr += 2; }
if (minor_type == IFNE)
{ strcpy (cond_ptr, "!="); cond_ptr += 2; }
if (minor_type == IFGT)
*cond_ptr++ = '>';
if (minor_type == IFLT)
*cond_ptr++ = '<';
if (minor_type == IFGE)
{ strcpy (cond_ptr, ">="); cond_ptr += 2; }
if (minor_type == IFLE)
{ strcpy (cond_ptr, "<="); cond_ptr += 2; }
cond_ptr += entvalt (cond_ptr, argtyp [2], argval[2]);
break;
case IFAT:
while (tp [++index] != NULL)
{
if (argtyp [index] != OBJ && argtyp [index] != LOC &&
argtyp [index] != VAR && argtyp [index] != LOCAL)
gripe (tp [index], "not reducible to a location.");
if (index > 1)
{ strcpy (cond_ptr, "||"); cond_ptr += 2; }
/* cond_ptr += entvalv (cond_ptr, LOC, HERE); */
strcpy (cond_ptr, "value[HERE]=="); cond_ptr += 13;
/* strcpy (cond_ptr, "=="); cond_ptr += 2; */
cond_ptr += entvalv (cond_ptr, argtyp [index], argval [index]);
}
break;
case CHANCE:
strcpy (cond_ptr, "irand(100)<"); cond_ptr += 11;
entvalt (cond_ptr, argtyp [1], argval [1]);
break;
case IFFLAG:
if (argtyp [1] > VERB && argtyp [1] != VAR &&
argtyp [1] != LOCAL)
gripe (tp [1],"Wrong type for bit operation.");
if ((argtyp [2] < CONSTANT && argtyp [2] != VAR &&
argtyp [2] != LOCAL) || argtyp [2] == STATE)
gripe (tp [2],
"Not reducible to a flag.");
if (argtyp [1] == VAR)
cond_ptr += sprintf (cond_ptr, "bitest(evar(%d),", argval [1]);
else if (argtyp [1] == LOCAL)
cond_ptr += sprintf (cond_ptr, "lbitest(%d,", argval [1]);
else
cond_ptr += sprintf (cond_ptr, "bitest(%d,", argval [1]);
cond_ptr += entvalv (cond_ptr, argtyp [2], argval [2]);
cond_ptr += sprintf (cond_ptr, "%s)",
argtyp [1] == LOCAL ? ",lval,lbts" : "");
break;
case IFKEY:
case IFANY:
if (argtyp [1] != OBJ && argtyp [1] != LOC &&
argtyp [1] != VERB && argtyp [1] != VAR &&
argtyp [1] != LOCAL)
gripe (tp [index],
"Unsuitable IFKEY/IFANY argument type!");
if (tp [2] == NULL)
{
cond_ptr += sprintf (cond_ptr, "KEY(");
cond_ptr += entvalv (cond_ptr, argtyp [1], argval [1]);
cond_ptr += sprintf (cond_ptr, ")");
}
else
{
cond_ptr += sprintf (cond_ptr, "%s(",
(minor_type == IFKEY) ? "keyword" : "anyof");
index = 0;
while (tp [++index] != NULL)
{
cond_ptr += entvalv (cond_ptr, argtyp [index], argval [index]);
*cond_ptr++ = ',';
}
strcpy (cond_ptr, "-1)");
}
break;
case QUERY:
query_used = 1;
if (argtyp [1] != TEXT && argtyp [1] != VAR &&
argtyp [1] != LOCAL)
gripe (tp [1], "Not reducible to text.");
cond_ptr += sprintf (cond_ptr, "query(");
cond_ptr += entvalv (cond_ptr, argtyp [1], argval [1]);
strcpy (cond_ptr, ")); if (loop>1) return (0");
break;
case IFINRANGE:
cond_ptr += entvalv (cond_ptr, argtyp [2], argval [2]);
if (argtyp [1] == VAR)
cond_ptr += sprintf (cond_ptr, "<=value[%d] && value[%d]<=",
argval [1], argval [1]);
else if (argtyp [1] == LOCAL)
cond_ptr += sprintf (cond_ptr, "<=lval[%d] && lval[%d]<=",
argval [1], argval [1]);
else
cond_ptr += sprintf (cond_ptr,
"<=%d && %d<=", argval [1], argval [1]);
cond_ptr += entvalv (cond_ptr, argtyp [3], argval [3]);
break;
case IFIS:
if (argtyp [1] != VAR && argtyp [1] != LOCAL)
gripe (tp[1], "not a variable.");
index = 1;
while (tp [++index] != NULL)
{
if (argtyp [index] > TEXT)
gripe (tp [index], "Not a referrable entity.");
cond_ptr += sprintf
(cond_ptr, "%s", index > 2 ? "||" : "");
if (argtyp [1] == VAR)
cond_ptr += sprintf (cond_ptr, "value[%d]==%d", argval [1],
argval [index]);
else if (argtyp [1] == LOCAL)
cond_ptr += sprintf (cond_ptr, "lval[%d]==%d", argval [1],
argval [index]);
}
break;
case IFHTML:
case IFCLOUD:
case IFDOALL:
cond_ptr += sprintf (cond_ptr, "test(\"%s\")", tp [0] + 2);
break;
case IFTYPED:
cond_ptr += sprintf (cond_ptr, "typed(\"%s\")", tp [1]);
break;
case IFLOC:
if (argtyp [1] != OBJ && argtyp [1] != VAR &&
argtyp [1] != LOCAL)
gripe (tp [1], "Not reducible to an object.");
index = 1;
while (tp [++index] != NULL)
{
if (argtyp [index] != OBJ && argtyp [index] != LOC &&
argtyp [index] != VAR && argtyp [index] != LOCAL)
gripe (tp [index], "not reducible to a location.");
cond_ptr += sprintf (cond_ptr, "%sgetloc(",
index > 2 ? "||" : "");
if (argtyp [1] == VAR)
cond_ptr += sprintf (cond_ptr, "value[%d])==", argval [1]);
else if (argtyp [1] == LOCAL)
cond_ptr += sprintf (cond_ptr, "lval[%d])==", argval [1]);
else
cond_ptr += sprintf (cond_ptr, "%d)==", argval [1]);
cond_ptr += entvalv (cond_ptr, argtyp [index], argval [index]);
}
break;
case AND:
case OR:
case XOR:
if (pending_not)
gripe (tp [0], "A condition expected after NOT.");
if (pending_conj)
gripe (tp [0],
"A condition expected before another conjunction.");
if (minor_type == AND) pending_conj = '&';
else if (minor_type == OR) pending_conj = '|';
else pending_conj = '^';
break;
case NOT:
pending_not = 1;
break;
case ELSE:
fprintf (code_file, "}else{\n");
break;
case OTHERWISE:
fprintf (code_file, "}else{");
nesting--;
nestplus[nesting]++;
break;
case EOI:
deprecate ("EOI", 11, 0);
case EOT:
if (minor_type == EOT) deprecate ("EOT", 11, 0);
case FIN:
fflush (code_file);
if (!nesting)
{
if (style <= 1) break;
gripe (tp [0], "Too many code closures.");
}
if (minor_type == EOT)
{
loop_count = 0;
brace_pending = 0;
while (nesting--)
fputc ('}', code_file);
nesting = 0;
fputc ('\n', code_file);
}
else
{
nesting--;
int cnt = nestplus [nesting];
while (cnt--)
fputc ('}', code_file);
nestplus [nesting] = 0;
fputc ('}', code_file);
brace_pending = 1;
if (minor_type == EOI)
loop_count--;
}
break;
case ITOBJ:
if (argtyp [1] != VAR && argtyp [1] != LOCAL)
gripe (tp [1], "Not a variable.");
loop_count++;
if (argtyp [1] == VAR)
fprintf (code_file, "*bitword(%d)= -1; value[%d]=",
argval [1], argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lbts[%d*VARSIZE]= -1; lval[%d]=",
argval [1], argval [1]);
fprintf (code_file, "FOBJ-1; while (++");
if (argtyp [1] == VAR)
fprintf (code_file, "value[%d]", argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lval[%d]", argval [1]);
fprintf (code_file, "<=LOBJ) {\n");
nesting++;
nestplus[nesting] = 0;
index = 1;
while (tp [++index] != NULL)
{
if (argtyp [index] != LOC && argtyp [index] != FLAGS &&
argtyp [index] != VAR && argtyp [index] != LOCAL)
gripe (tp [index], "Not reducible to a place or a flag!");
fprintf (code_file, "if (");
if (argtyp [index] == FLAGS)
{
if (argtyp [1] == VAR)
fprintf (code_file, "!bitest(value[%d],%d)",
argval [1], argval [index]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "!lbitest(%d,%d,lval,lbts)",
argval [1], argval [index]);
else
fprintf (code_file, "!bitest(%d,%d)",
argval [1], argval [index]);
}
else
{
fprintf (code_file, "!isat(");
if (argtyp [1] == VAR)
fprintf (code_file, "value[%d]",
argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lval[%d]",
argval [1]);
else
fprintf (code_file, "%d", argval [1]);
fprintf (code_file, ",-1,-1,");
if (argtyp [index] == VAR)
fprintf (code_file, "value[%d])",
argval [index]);
else if (argtyp [index] == LOCAL)
fprintf (code_file, "lval[%d])",
argval [index]);
else
fprintf (code_file, "%d)", argval [index]);
}
fprintf (code_file, ") continue;\n");
}
break;
case ITLOC:
if (argtyp [1] != VAR && argtyp [1] != LOCAL)
gripe (tp [1], "Not a variable.");
if (tp [2] && !tp [3])
gripe (tp [0],
"Wrong parameter count - should be 1 or 3.");
if (tp [2] && argtyp [2] != LOC)
gripe (tp [2], "Not a place!");
if (tp[2] && tp [3] && argtyp [3] != LOC)
gripe (tp [3], "Not a place!");
loop_count++;
if (argtyp [1] == VAR)
fprintf (code_file, "*bitword(%d)= -1; value[%d]=",
argval [1], argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lbts[%d*VARSIZE]= -1; lval[%d]=",
argval [1], argval [1]);
if (tp [2])
fprintf (code_file, "%d", argval [2] - 1);
else
fprintf (code_file, "FLOC-1");
if (argtyp [1] == VAR)
fprintf (code_file, "; while (++value[%d]<=", argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "; while (++lval[%d]<=", argval [1]);
if (tp [2] && tp [3])
fprintf (code_file, "%d) {\n", argval [3]);
else
fprintf (code_file, "LLOC) {\n");
nesting++;
nestplus[nesting] = 0;
break;
case ITERATE:
if (argtyp [1] != VAR && argtyp [1] != LOCAL)
gripe (tp [1], "Not a variable.");
if (argtyp[2] == VAR || argtyp[2] == LOCAL)
{
if (argtyp [2] == VAR)
fprintf (code_file, "if (*bitword(%d) == -1) ",
argval[2]);
else
fprintf (code_file, "if (lbts[%d*VARSIZE] == -1) ",
argval[2]);
}
if (argtyp [1] == VAR)
fprintf (code_file, "*bitword(%d)= -1;value[%d]=",
argval [1], argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lbts[%d*VARSIZE]= -1;lval[%d]=",
argval [1], argval [1]);
if (argtyp [2] == VAR)
fprintf (code_file, "value[%d]", argval [2]);
else if (argtyp [2] == LOCAL)
fprintf (code_file, "lval[%d]", argval [2]);
else
fprintf (code_file, "%d", argval [2]);
if (argtyp [1] == VAR)
fprintf (code_file, "-1; while(++value[%d]<=",
argval [1]);
else
fprintf (code_file, "-1; while(++lval[%d]<=",
argval [1]);
if (argtyp [3] == VAR)
fprintf (code_file, "value[%d]", argval [3]);
else if (argtyp [3] == LOCAL)
fprintf (code_file, "lval[%d]", argval [3]);
else
fprintf (code_file, "%d", argval [3]);
fprintf (code_file, ") {\n");
loop_count++;
nesting++;
nestplus[nesting] = 0;
break;
case NEXT:
case BREAK:
if (loop_count <= 0)
gripe (tp [0], "Directive not inside a loop!");
if (minor_type == NEXT)
fprintf (code_file, "continue;\n");
else
fprintf (code_file, "break;\n");
break;
case PROCEED:
case RETURN:
fprintf (code_file, "return %d;\n",
minor_type == PROCEED ? 0 : 1);
break;
case STOP:
fprintf (code_file, "finita();\n"); /* And fall through */
case QUIT:
fprintf (code_file, "loop=1; return(0);\n");
break;
case GET:
case DROP:
case APPORT:
if (argtyp [1] != OBJ && argtyp [1] != VAR &&
argtyp [1] != LOCAL)
gripe (tp [1], "Not reducible to an object.");
if (minor_type == APPORT && argtyp [2] != LOC &&
argtyp [2] != VAR && argtyp [2] != LOCAL)
gripe (tp [2], "Not reducible to a place.");
fprintf (code_file, "apport(");
if (argtyp [1] == VAR)
fprintf (code_file, "value[%d]", argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "lval[%d]", argval [1]);
else
fprintf (code_file, "%d", argval [1]);
fputc (',', code_file);
if (minor_type != APPORT)
fprintf (code_file, "%s",
(minor_type == GET) ? "INHAND" : "HERE");
else if (argtyp [2] == VAR)
fprintf (code_file, "value[%d]", argval [2]);
else if (argtyp [2] == LOCAL)
fprintf (code_file, "lval[%d]", argval [2]);
else
fprintf (code_file, "%d", argval [2]);
fprintf (code_file, ");\n");
break;
case GOTO:
if (argtyp [1] == VAR)
fprintf (code_file, "move(value[%d],-1);\n",
argval [1]);
else if (argtyp [1] == LOCAL)
fprintf (code_file, "move(lval[%d],-1);\n",
argval [1]);
else if (argtyp [1] == LOC)
fprintf (code_file, "move(%d,-1);\n", argval [1]);
else
gripe (tp [1], "Not reducible to a place.");
break;
/* Note that it is safe to negate the second argument to signal the lack of */
/* keyword arguments, since no text can have the value of 0, 1 or 2 - these */
/* being reserved by the translator, the first possible refno for anything */
/* is 3! */
case MOVE:
case SMOVE:
end_index = 1;
while (tp [++end_index] != NULL);
end_index -= (minor_type == MOVE) ? 1 : 2;
if (argtyp [end_index] == LOC)
fprintf (code_file, "move(%d", argval [end_index]);
else if (argtyp [end_index] == VAR)
fprintf (code_file,
"move(value[%d]", argval [end_index]);
else if (argtyp [end_index] == LOCAL)
fprintf (code_file,
"move(lval[%d]", argval [end_index]);
else
gripe (tp [end_index], "Not reducible to a place.");
if (minor_type == SMOVE)
{
index = end_index + 1;
if (argtyp [index] == TEXT)
fprintf (code_file, ",%s%d",
(index == 2) ? "-" : "", argval [index]);
else if (argtyp [index] == VAR)
fprintf (code_file, ",%svalue[%d]",
(index == 2) ? "-" : "", argval [index]);
else if (argtyp [index] == LOCAL)
fprintf (code_file, ",%slval[%d]",
(index == 2) ? "-" : "", argval [index]);
else
gripe (tp [index], "Not reducible to text.");
}
else
fprintf (code_file, ",%d", (end_index == 1) ? -2: 0);
end_index--;
index = 0;
while (++index <= end_index)
fprintf (code_file, ",%s%d",
(index == end_index) ? "-" : "", argval [index]);
fprintf (code_file, "); if (loop) return(0);\n");
break;
case DICT:
{
int word = 0;
int what= 0;
int flag = 0;
int text = 0;
index = 1;
if (tp [1])
{
if (argtyp [1] <= VERB || argval [index] == 0)
word = argval [index++];
}
if (tp [index])
{
if (argtyp [index] < VERB || argval [index] == 0)
what = argval [index++];
}
if (tp [index] != NULL)
{
if (argtyp [index] == FLAGS || argval [index] == 0)
flag = argval [index++];
}
if (tp [index])
{
if (argtyp [index] == TEXT || argval [index] == 0)
text = argval [index];
}
if (word == 0 && (what || flag))
gripe (tp [1], "Not a word, place or object.");
fprintf (code_file, "voc (%d, %d, %d, %d);\n",
word, what, flag, text);
}
break;
// if (argtyp [1] > VERB &&
// (argtyp [1] != CONSTANT || argval [1] != 0))
// gripe (tp [1], "Not verb, place or object.");
// if (argtyp [2] > LOC &&
// (argtyp [2] != CONSTANT || argval [2] != 0))
// gripe (tp [2], "Not a place, object or zero.");
// if (argtyp [3] != FLAGS &&
// (argtyp [3] != CONSTANT || argval [3] != 0))
// gripe (tp [3], "Not a flag name or zero.");
// if (tp [4] != NULL)
// {
// if (argtyp [4] != TEXT &&
// (argtyp [4] != CONSTANT || argval [4] != 0))
// gripe (tp [4], "Not a text or zero.");
// index = argval [4];
// }
// else
// index = 0;
// fprintf (code_file, "voc (%d, %d, %d, %d);\n",
// argval [1], argval [2], argval [3], index);
break;
case RESPOND:
if (argtyp [1] != OBJ && argtyp [1] != LOC &&
argtyp [1] != VERB)
gripe (tp [1],
"Not an object, place or verb!");
fprintf (code_file, "if (anyof(%d,", argval[1]);
index = 2;
while (tp [index] && argtyp [index] < TEXT &&
argtyp [index] != VAR)
{
fprintf (code_file, "%d,", argval [index]);
index++;
}
if (tp [index] == NULL)
gripe ("", "Missing text argument!");
fprintf (code_file, "-1))");
ap [1] = ap [index]; ap [2] = ap [index + 1];
tp [1] = tp [index]; tp [2] = tp [index + 1];
argtyp [1] = argtyp [index]; argtyp [2] = argtyp [index + 1];
argval [1] = argval [index]; argval [2] = argval [index + 1];
minor_type = QUIP;
case RESAY:
if (minor_type == RESAY) /* I.e. we didn't fall through to here */
fprintf (code_file, "zap_text();\n");
case APPEND:
if (minor_type == APPEND) /* I.e. we didn't fall through to here */
fprintf (code_file, "glue_text();\n");
case QUIP:
case SAY:
case VALUE:
case DESCRIBE:
if (minor_type == VALUE)
{
deprecate ("VALUE", 11, 0);
type = 1;
}
else if (minor_type == DESCRIBE)
{
if (style >= 10)
type = 32;
else
gripe (tp [0], "Only valid for STYLE >= 11!");
}
else if (minor_type == QUIP)
type = 64;
else
type = 0;
if (argtyp [1] != TEXT && argtyp [1] != VAR &&
argtyp [1] != LOCAL && argtyp [1] != OBJ &&
argtyp [1] != LOC)
gripe (tp[1], "Argument not reducible to a text!");
if (argtyp [1] == TEXT && style >= 11)