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[wxWidgets.git] / src / common / dosyacc.c
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1#ifndef lint
2static char yysccsid[] = "@(#)yaccpar 1.7 (Berkeley) 09/09/90";
3#endif
4#define YYBYACC 1
5#line 2 "parser.y"
6#include "string.h"
b8c631bb
JS
7#ifdef _MSC_VER
8#include <io.h>
9#endif
2bda0e17
KB
10#include "wx/expr.h"
11
12#ifndef __EXTERN_C__
13#define __EXTERN_C__ 1
14#endif
15
16#if defined(__cplusplus) || defined(__STDC__)
17#if defined(__cplusplus) && defined(__EXTERN_C__)
18extern "C" {
19#endif
20#endif
21int yylex(void);
22int yylook(void);
23int yywrap(void);
24int yyback(int *, int);
25
26/* You may need to put /DLEX_SCANNER in your makefile
27 * if you're using LEX!
28 Last change: JS 13 Jul 97 6:12 pm
29 */
30#ifdef LEX_SCANNER
31/* int yyoutput(int); */
32void yyoutput(int);
33#else
34void yyoutput(int);
35#endif
36
37#if defined(__cplusplus) || defined(__STDC__)
38#if defined(__cplusplus) && defined(__EXTERN_C__)
39}
40#endif
41#endif
42#line 36 "parser.y"
43typedef union {
44 char *s;
45/* struct pexpr *expr; */
46} YYSTYPE;
47#line 44 "y_tab.c"
48#define INTEGER 1
49#define WORD 2
50#define STRING 3
51#define PERIOD 13
52#define OPEN 4
53#define CLOSE 5
54#define COMMA 6
55#define NEWLINE 7
56#define ERROR 8
57#define OPEN_SQUARE 9
58#define CLOSE_SQUARE 10
59#define EQUALS 11
60#define EXP 14
61#define YYERRCODE 256
62short yylhs[] = { -1,
63 0, 0, 1, 1, 1, 2, 2, 2, 3, 3,
64 3, 4, 4, 5, 5, 5, 5, 5, 5, 5,
65};
66short yylen[] = { 2,
67 0, 2, 2, 2, 2, 4, 2, 3, 0, 1,
68 3, 3, 1, 1, 1, 1, 3, 3, 5, 1,
69};
70short yydefred[] = { 1,
71 0, 0, 0, 0, 2, 0, 5, 3, 0, 0,
72 0, 15, 7, 20, 0, 0, 13, 4, 0, 0,
73 0, 0, 8, 0, 6, 0, 18, 0, 12, 11,
74 0, 19,
75};
76short yydgoto[] = { 1,
77 5, 14, 15, 16, 17,
78};
79short yysindex[] = { 0,
80 -2, 9, 2, 1, 0, 10, 0, 0, 11, -5,
81 17, 0, 0, 0, 14, -1, 0, 0, 33, 38,
82 41, 16, 0, 11, 0, 29, 0, 40, 0, 0,
83 44, 0,
84};
85short yyrindex[] = { 0,
86 0, 0, 0, 0, 0, 0, 0, 0, 42, 21,
87 24, 0, 0, 0, 0, 30, 0, 0, 0, 0,
88 0, 0, 0, 31, 0, 27, 0, 24, 0, 0,
89 0, 0,
90};
91short yygindex[] = { 0,
92 0, 45, -8, 0, 26,
93};
94#define YYTABLESIZE 254
95short yytable[] = { 3,
96 19, 10, 11, 12, 24, 9, 4, 20, 21, 4,
97 13, 10, 11, 12, 8, 30, 10, 28, 12, 4,
98 9, 7, 18, 23, 4, 16, 16, 22, 14, 14,
99 16, 17, 17, 14, 10, 9, 17, 25, 26, 10,
100 9, 27, 31, 9, 32, 6, 9, 29, 0, 0,
101 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
102 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
103 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
104 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
105 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
106 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
107 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
108 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
109 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
110 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
111 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
112 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
113 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
114 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
115 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
116 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
117 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
118 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
119 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
120 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
121 0, 0, 0, 2,
122};
123short yycheck[] = { 2,
124 9, 1, 2, 3, 6, 4, 9, 13, 14, 9,
125 10, 1, 2, 3, 13, 24, 1, 2, 3, 9,
126 4, 13, 13, 10, 9, 5, 6, 11, 5, 6,
127 10, 5, 6, 10, 5, 5, 10, 5, 1, 10,
128 10, 1, 14, 4, 1, 1, 5, 22, -1, -1,
129 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
130 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
131 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
132 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
133 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
134 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
135 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
136 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
137 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
138 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
139 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
140 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
141 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
142 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
143 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
144 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
145 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
146 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
147 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
148 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
149 -1, -1, -1, 256,
150};
151#define YYFINAL 1
152#ifndef YYDEBUG
153#define YYDEBUG 0
154#endif
155#define YYMAXTOKEN 14
156#if YYDEBUG
157char *yyname[] = {
158"end-of-file","INTEGER","WORD","STRING","OPEN","CLOSE","COMMA","NEWLINE",
159"ERROR","OPEN_SQUARE","CLOSE_SQUARE","EQUALS",0,"PERIOD","EXP",
160};
161char *yyrule[] = {
162"$accept : commands",
163"commands :",
164"commands : commands command",
165"command : WORD PERIOD",
166"command : expr PERIOD",
167"command : error PERIOD",
168"expr : WORD OPEN arglist CLOSE",
169"expr : OPEN_SQUARE CLOSE_SQUARE",
170"expr : OPEN_SQUARE arglist CLOSE_SQUARE",
171"arglist :",
172"arglist : arg",
173"arglist : arg COMMA arglist",
174"arg : WORD EQUALS arg1",
175"arg : arg1",
176"arg1 : WORD",
177"arg1 : STRING",
178"arg1 : INTEGER",
179"arg1 : INTEGER PERIOD INTEGER",
180"arg1 : INTEGER EXP INTEGER",
181"arg1 : INTEGER PERIOD INTEGER EXP INTEGER",
182"arg1 : expr",
183};
184#endif
185#define yyclearin (yychar=(-1))
186#define yyerrok (yyerrflag=0)
187#ifdef YYSTACKSIZE
188#ifndef YYMAXDEPTH
189#define YYMAXDEPTH YYSTACKSIZE
190#endif
191#else
192#ifdef YYMAXDEPTH
193#define YYSTACKSIZE YYMAXDEPTH
194#else
195#define YYSTACKSIZE 600
196#define YYMAXDEPTH 600
197#endif
198#endif
199int yydebug;
200int yynerrs;
201int yyerrflag;
202int yychar;
203short *yyssp;
204YYSTYPE *yyvsp;
205YYSTYPE yyval;
206YYSTYPE yylval;
207short yyss[YYSTACKSIZE];
208YYSTYPE yyvs[YYSTACKSIZE];
209#define yystacksize YYSTACKSIZE
210#line 118 "parser.y"
211
212#include "../common/lex_yy.c"
213
214/*
215void yyerror(s)
216char *s;
217{
218 syntax_error(s);
219}
220*/
221
222/* Ansi prototype. If this doesn't work for you... uncomment
223 the above instead.
224 */
225
226void yyerror(char *s)
227{
228 syntax_error(s);
229}
230
231/*
232 * Unfortunately, my DOS version of FLEX
233 * requires yywrap to be #def'ed, whereas
234 * the UNIX flex expects a proper function.
235 */
236
237/* Not sure if __SC__ is the appropriate thing
238 * to test
239 */
240
241#ifndef __SC__
242#ifdef USE_DEFINE
243#ifndef yywrap
244#define yywrap() 1
245#endif
246#else
247int yywrap() { return 1; }
248#endif
249#endif
250#line 247 "y_tab.c"
251#define YYABORT goto yyabort
252#define YYACCEPT goto yyaccept
253#define YYERROR goto yyerrlab
254int
255yyparse()
256{
257 register int yym, yyn, yystate;
258#if YYDEBUG
259 register char *yys;
260 extern char *getenv();
261
262 if (yys = getenv("YYDEBUG"))
263 {
264 yyn = *yys;
265 if (yyn >= '0' && yyn <= '9')
266 yydebug = yyn - '0';
267 }
268#endif
269
270 yynerrs = 0;
271 yyerrflag = 0;
272 yychar = (-1);
273
274 yyssp = yyss;
275 yyvsp = yyvs;
276 *yyssp = yystate = 0;
277
278yyloop:
279 if (yyn = yydefred[yystate]) goto yyreduce;
280 if (yychar < 0)
281 {
282 if ((yychar = yylex()) < 0) yychar = 0;
283#if YYDEBUG
284 if (yydebug)
285 {
286 yys = 0;
287 if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
288 if (!yys) yys = "illegal-symbol";
289 printf("yydebug: state %d, reading %d (%s)\n", yystate,
290 yychar, yys);
291 }
292#endif
293 }
294 if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
295 yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
296 {
297#if YYDEBUG
298 if (yydebug)
299 printf("yydebug: state %d, shifting to state %d\n",
300 yystate, yytable[yyn]);
301#endif
302 if (yyssp >= yyss + yystacksize - 1)
303 {
304 goto yyoverflow;
305 }
306 *++yyssp = yystate = yytable[yyn];
307 *++yyvsp = yylval;
308 yychar = (-1);
309 if (yyerrflag > 0) --yyerrflag;
310 goto yyloop;
311 }
312 if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
313 yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
314 {
315 yyn = yytable[yyn];
316 goto yyreduce;
317 }
318 if (yyerrflag) goto yyinrecovery;
319#ifdef lint
320 goto yynewerror;
321#endif
322yynewerror:
323 yyerror("syntax error");
324#ifdef lint
325 goto yyerrlab;
326#endif
327yyerrlab:
328 ++yynerrs;
329yyinrecovery:
330 if (yyerrflag < 3)
331 {
332 yyerrflag = 3;
333 for (;;)
334 {
335 if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
336 yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
337 {
338#if YYDEBUG
339 if (yydebug)
340 printf("yydebug: state %d, error recovery shifting\
341 to state %d\n", *yyssp, yytable[yyn]);
342#endif
343 if (yyssp >= yyss + yystacksize - 1)
344 {
345 goto yyoverflow;
346 }
347 *++yyssp = yystate = yytable[yyn];
348 *++yyvsp = yylval;
349 goto yyloop;
350 }
351 else
352 {
353#if YYDEBUG
354 if (yydebug)
355 printf("yydebug: error recovery discarding state %d\n",
356 *yyssp);
357#endif
358 if (yyssp <= yyss) goto yyabort;
359 --yyssp;
360 --yyvsp;
361 }
362 }
363 }
364 else
365 {
366 if (yychar == 0) goto yyabort;
367#if YYDEBUG
368 if (yydebug)
369 {
370 yys = 0;
371 if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
372 if (!yys) yys = "illegal-symbol";
373 printf("yydebug: state %d, error recovery discards token %d (%s)\n",
374 yystate, yychar, yys);
375 }
376#endif
377 yychar = (-1);
378 goto yyloop;
379 }
380yyreduce:
381#if YYDEBUG
382 if (yydebug)
383 printf("yydebug: state %d, reducing by rule %d (%s)\n",
384 yystate, yyn, yyrule[yyn]);
385#endif
386 yym = yylen[yyn];
387 yyval = yyvsp[1-yym];
388 switch (yyn)
389 {
390case 3:
391#line 68 "parser.y"
392{process_command(proio_cons(make_word(yyvsp[-1].s), NULL)); free(yyvsp[-1].s);}
393break;
394case 4:
395#line 70 "parser.y"
396{process_command(yyvsp[-1].s);}
397break;
398case 5:
399#line 72 "parser.y"
400{syntax_error("Unrecognized command.");}
401break;
402case 6:
403#line 76 "parser.y"
404{yyval.s = proio_cons(make_word(yyvsp[-3].s), yyvsp[-1].s); free(yyvsp[-3].s);}
405break;
406case 7:
407#line 78 "parser.y"
408{yyval.s = proio_cons(NULL, NULL);}
409break;
410case 8:
411#line 80 "parser.y"
412{yyval.s = yyvsp[-1].s; }
413break;
414case 9:
415#line 84 "parser.y"
416{yyval.s = NULL;}
417break;
418case 10:
419#line 86 "parser.y"
420{yyval.s = proio_cons(yyvsp[0].s, NULL);}
421break;
422case 11:
423#line 89 "parser.y"
424{yyval.s = proio_cons(yyvsp[-2].s, yyvsp[0].s);}
425break;
426case 12:
427#line 93 "parser.y"
428{yyval.s = proio_cons(make_word("="), proio_cons(make_word(yyvsp[-2].s), proio_cons(yyvsp[0].s, NULL)));
429 free(yyvsp[-2].s); }
430break;
431case 13:
432#line 96 "parser.y"
433{yyval.s = yyvsp[0].s; }
434break;
435case 14:
436#line 99 "parser.y"
437{yyval.s = make_word(yyvsp[0].s); free(yyvsp[0].s);}
438break;
439case 15:
440#line 101 "parser.y"
441{yyval.s = make_string(yyvsp[0].s); free(yyvsp[0].s);}
442break;
443case 16:
444#line 103 "parser.y"
445{yyval.s = make_integer(yyvsp[0].s); free(yyvsp[0].s);}
446break;
447case 17:
448#line 105 "parser.y"
449{yyval.s = make_real(yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-2].s); free(yyvsp[0].s); }
450break;
451case 18:
452#line 107 "parser.y"
453{yyval.s = make_exp(yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-2].s); free(yyvsp[0].s); }
454break;
455case 19:
456#line 110 "parser.y"
457{yyval.s = make_exp2(yyvsp[-4].s, yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-4].s); free(yyvsp[-2].s);
458 free(yyvsp[0].s); }
459break;
460case 20:
461#line 114 "parser.y"
462{yyval.s = yyvsp[0].s;}
463break;
464#line 461 "y_tab.c"
465 }
466 yyssp -= yym;
467 yystate = *yyssp;
468 yyvsp -= yym;
469 yym = yylhs[yyn];
470 if (yystate == 0 && yym == 0)
471 {
472#if YYDEBUG
473 if (yydebug)
474 printf("yydebug: after reduction, shifting from state 0 to\
475 state %d\n", YYFINAL);
476#endif
477 yystate = YYFINAL;
478 *++yyssp = YYFINAL;
479 *++yyvsp = yyval;
480 if (yychar < 0)
481 {
482 if ((yychar = yylex()) < 0) yychar = 0;
483#if YYDEBUG
484 if (yydebug)
485 {
486 yys = 0;
487 if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
488 if (!yys) yys = "illegal-symbol";
489 printf("yydebug: state %d, reading %d (%s)\n",
490 YYFINAL, yychar, yys);
491 }
492#endif
493 }
494 if (yychar == 0) goto yyaccept;
495 goto yyloop;
496 }
497 if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
498 yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
499 yystate = yytable[yyn];
500 else
501 yystate = yydgoto[yym];
502#if YYDEBUG
503 if (yydebug)
504 printf("yydebug: after reduction, shifting from state %d \
505to state %d\n", *yyssp, yystate);
506#endif
507 if (yyssp >= yyss + yystacksize - 1)
508 {
509 goto yyoverflow;
510 }
511 *++yyssp = yystate;
512 *++yyvsp = yyval;
513 goto yyloop;
514yyoverflow:
515 yyerror("yacc stack overflow");
516yyabort:
517 return (1);
518yyaccept:
519 return (0);
520}