Annotation of parser3/src/main/compile.y, revision 1.25
1.24 paf 1: /*
1.25 ! paf 2: $Id: compile.y,v 1.24 2001/02/22 15:39:23 paf Exp $
1.24 paf 3: */
4:
1.1 paf 5: %{
1.9 paf 6: #define YYSTYPE Array/*<op>*/ *
7: #define YYPARSE_PARAM pc
8: #define YYLEX_PARAM pc
9: #define YYDEBUG 1
1.1 paf 10: #define YYERROR_VERBOSE
1.9 paf 11: #define yyerror(msg) real_yyerror((parse_control *)pc, msg)
12: #define YYPRINT(file, type, value) yyprint(file, type, value)
1.1 paf 13:
14: #include <stdio.h>
15: #include <string.h>
16: #include <stdlib.h>
17:
18: #include "compile_tools.h"
1.8 paf 19: #include "pa_value.h"
1.12 paf 20: #include "pa_request.h"
1.1 paf 21:
1.9 paf 22: int real_yyerror(parse_control *pc, char *s);
23: static void yyprint(FILE *file, int type, YYSTYPE value);
1.1 paf 24: int yylex(YYSTYPE *lvalp, void *pc);
25:
26:
1.8 paf 27: // local convinient inplace typecast & var
1.9 paf 28: #define PC ((parse_control *)pc)
1.25 ! paf 29: #define POOL *PC->pool
! 30: #undef NEW
! 31: #define NEW new(POOL)
1.1 paf 32: %}
33:
34: %pure_parser
35:
1.13 paf 36: %token EON
1.4 paf 37: %token STRING
1.1 paf 38: %token BOGUS
39:
40: %%
41:
1.10 paf 42: all:
43: one_big_piece {
1.25 ! paf 44: String& name_main=*NEW String(POOL);
1.11 paf 45: name_main.APPEND_CONST(MAIN_METHOD_NAME);
1.25 ! paf 46: Array& param_names=*NEW Array(POOL);
! 47: Array& local_names=*NEW Array(POOL);
! 48: Method *method=NEW Method(POOL, name_main, param_names, local_names, *$1);
1.8 paf 49: *PC->methods+=method;
1.10 paf 50: }
51: | methods;
52:
53: methods: method | methods method;
54: one_big_piece: maybe_codes;
55:
56: method: '@' STRING bracketed_maybe_strings maybe_bracketed_strings maybe_comment '\n'
57: maybe_codes {
58: const String *name=LA2S($2);
59:
60: YYSTYPE params_names_code=$3;
1.25 ! paf 61: Array& params_names=*NEW Array(POOL);
1.10 paf 62: for(int i=0; i<params_names_code->size(); i+=2)
63: params_names+=LA2S(params_names_code, i);
64:
65: YYSTYPE locals_names_code=$4;
1.25 ! paf 66: Array& locals_names=*NEW Array(POOL);
1.10 paf 67: for(int i=0; i<locals_names_code->size(); i+=2)
68: locals_names+=LA2S(locals_names_code, i);
69:
1.25 ! paf 70: Method *method=NEW Method(POOL, *name, params_names, locals_names, *$7);
1.10 paf 71: *PC->methods+=method;
1.8 paf 72: };
1.10 paf 73:
74: maybe_bracketed_strings: empty | bracketed_maybe_strings;
75: bracketed_maybe_strings: '[' maybe_strings ']' {$$=$2};
76: maybe_strings: empty | strings;
77: strings: STRING | strings ';' STRING { $$=$1; P($$, $3) };
78:
79: maybe_comment: empty | STRING;
1.1 paf 80:
81: /* codes */
82:
1.10 paf 83: maybe_codes: empty | codes;
84:
1.1 paf 85: codes: code | codes code {
86: $$=$1;
1.9 paf 87: P($$, $2);
1.1 paf 88: };
89: code: write_str_literal | action;
90: action: get | put | with | call;
91:
92: /* get */
93:
94: get: '$' any_name {
95: $$=$2; /* stack: resulting value */
1.17 paf 96: OP($$, OP_WRITE); /* value=pop; write(value) */
1.1 paf 97: };
98:
1.13 paf 99: any_name: name_without_curly_rdive EON | name_in_curly_rdive;
1.1 paf 100:
101: name_in_curly_rdive: '{' name_without_curly_rdive '}' { $$=$2 };
1.19 paf 102: name_without_curly_rdive: name_without_curly_rdive_read | name_without_curly_rdive_root;
103: name_without_curly_rdive_read: name_without_curly_rdive_code {
1.25 ! paf 104: $$=N(POOL);
1.22 paf 105: Array *diving_code=$1;
106: String *first_name=LA2S(diving_code);
1.23 paf 107: if(first_name && *first_name==SELF_NAME) {
1.22 paf 108: OP($$, OP_WITH_SELF); /* stack: starting context */
109: P($$, diving_code,
110: /* skip over... */
111: diving_code->size()>2?3/*OP_+string+get_element*/:2/*OP_+string*/);
112: } else {
113: OP($$, OP_WITH_READ); /* stack: starting context */
114: P($$, diving_code);
115: }
116: /* diving code; stack: current context */
1.1 paf 117: };
1.19 paf 118: name_without_curly_rdive_root: ':' name_without_curly_rdive_code {
1.25 ! paf 119: $$=N(POOL);
1.19 paf 120: OP($$, OP_WITH_ROOT); /* stack: starting context */
121: P($$, $2); /* diving code; stack: current context */
122: };
123: name_without_curly_rdive_code: name_advance2 | name_path name_advance2 { $$=$1; P($$, $2) };
1.1 paf 124:
125: /* put */
126:
127: put: '$' name_expr_dive '(' constructor_value ')' {
128: /*
129: TODO: подсмотреть в $3, и если там первым элементом self,
1.23 paf 130: то выкинуть его и делать не WITH_WRITE, а WITH_SELF
1.1 paf 131: если ничего не осталось - $self(xxx)
132: обругать
133: */
1.20 paf 134: $$=$2; /* stack: context,name */
135: P($$, $4); /* stack: context,name,constructor_value */
136: OP($$, OP_CONSTRUCT); /* value=pop; name=pop; context=pop; construct(context,name,value) */
137: };
138: name_expr_dive: name_expr_dive_write | name_expr_dive_root;
139: name_expr_dive_write: name_expr_dive_code {
1.25 ! paf 140: $$=N(POOL);
1.23 paf 141: Array *diving_code=$1;
142: String *first_name=LA2S(diving_code);
143: if(first_name && *first_name==SELF_NAME) {
144: OP($$, OP_WITH_SELF); /* stack: starting context */
145: P($$, diving_code,
146: /* skip over... */
147: diving_code->size()>2?3/*OP_+string+get_element*/:2/*OP_+string*/);
148: } else {
149: OP($$, OP_WITH_WRITE); /* stack: starting context */
150: P($$, diving_code);
151: }
152: /* diving code; stack: current context */
1.20 paf 153: };
154: name_expr_dive_root: ':' name_expr_dive_code {
1.25 ! paf 155: $$=N(POOL);
1.20 paf 156: OP($$, OP_WITH_ROOT); /* stack: starting context */
1.9 paf 157: P($$, $2); /* diving code; stack: context,name */
1.1 paf 158: };
1.20 paf 159:
1.1 paf 160: constructor_value:
161: constructor_one_param_value
162: | constructor_two_params_value /* $var(=;2*2) $var(%d;2*2) $var(+;1) */
163: ;
164: constructor_one_param_value:
1.15 paf 165: empty /* optimized $var() case */
1.17 paf 166: | STRING /* optimized $var(STRING) case */
1.1 paf 167: | complex_constructor_param_value /* $var(something complex) */
168: ;
169: complex_constructor_param_value: complex_constructor_param_body {
1.25 ! paf 170: $$=N(POOL);
1.3 paf 171: OP($$, OP_CREATE_EWPOOL); /* stack: empty write context */
1.9 paf 172: P($$, $1); /* some codes to that context */
173: OP($$, OP_REDUCE_EWPOOL); /* context=pop; stack: context.value() */
1.1 paf 174: };
175: complex_constructor_param_body:
176: codes__excluding_sole_str_literal
177: | codes__str__followed_by__excluding_sole_str_literal
178: ;
1.4 paf 179: constructor_two_params_value: STRING ';' constructor_one_param_value {
1.7 paf 180: char *operator_or_fmt=LA2S($1)->cstr();
1.25 ! paf 181: $$=N(POOL);
1.9 paf 182: P($$, $1); /* stack: ncontext name operator_or_fmt */
1.3 paf 183: P($$, $3); /* stack: ncontext name operator_or_fmt expr */
1.1 paf 184: switch(operator_or_fmt[0]) {
185: case '=': case '%':
1.3 paf 186: OP($$, OP_EXPRESSION_EVAL);
1.1 paf 187: break;
188: case '+': case '-': case '*': case '/':
1.3 paf 189: OP($$, OP_MODIFY_EVAL);
1.1 paf 190: break;
191: default:
1.6 paf 192: strcpy(PC->error, "invalid modification operator");
193: YYERROR;
1.1 paf 194: }
195: /* stack: ncontext name value */
196: };
197:
198:
199: /* call */
200:
1.13 paf 201: call: '^' name_expr_dive store_params EON { /* ^field.$method{vasya} */
1.1 paf 202: /*
203: TODO: подсмотреть в $3, и если там в первом элементе первая буква ":"
204: то выкинуть её и делать не OP_WITH_READ, а WITH_ROOT
205: TODO: подсмотреть в $3, и если там первым элементом self,
206: то выкинуть его и делать не OP_WITH_READ, а WITH_SELF
207: TODO:
208: если первым в $3 идёт result
209: то
210: выкинуть его
211: если там ещё что-то осталось,
212: то
213: не OP_WITH_READ, а WITH_RESULT
214: иначе // ^result(value)
215: обругать безобразие
216: */
1.25 ! paf 217: $$=N(POOL);
1.3 paf 218: OP($$, OP_WITH_READ); /* stack: starting context */
1.9 paf 219: P($$, $2); /* diving code; stack: context,method_name */
220: OP($$, OP_GET_METHOD_FRAME); /* stack: context,method_frame */
221: P($$, $3); /* filling method_frame.store_params */
222: OP($$, OP_CALL); /* method_frame=pop; ncontext=pop; call(ncontext,method_frame) */
1.1 paf 223: };
224:
1.9 paf 225: store_params: store_param | store_params store_param { $$=$1; P($$, $2) };
1.1 paf 226: store_param: store_round_param | store_curly_param;
227: store_round_param: '(' store_param_parts ')' {$$=$2};
1.9 paf 228: store_param_parts: store_param_part | store_param_parts ';' store_param_part { $$=$1; P($$, $3) };
1.1 paf 229: store_param_part: constructor_one_param_value {
230: $$=$1;
1.9 paf 231: OP($$, OP_STORE_PARAM);
1.1 paf 232: }
1.10 paf 233: store_curly_param: '{' maybe_codes '}' {
1.25 ! paf 234: $$=N(POOL);
1.3 paf 235: OP($$, OP_CODE_ARRAY);
1.9 paf 236: AA($$, $2);
237: OP($$, OP_CREATE_JUNCTION);
238: OP($$, OP_STORE_PARAM);
1.1 paf 239: };
240:
241: /* name */
242:
1.20 paf 243: name_expr_dive_code: name_expr_value | name_path name_expr_value { $$=$1; P($$, $2) };
1.1 paf 244:
1.9 paf 245: name_path: name_step | name_path name_step { $$=$1; P($$, $2) };
1.1 paf 246: name_step: name_advance1 '.';
247: name_advance1: name_expr_value {
248: /* stack: context */
249: $$=$1; /* stack: context,name */
1.9 paf 250: OP($$, OP_GET_ELEMENT); /* name=pop; context=pop; stack: context.get_element(name) */
1.1 paf 251: };
252: name_advance2: name_expr_value {
253: /* stack: context */
254: $$=$1; /* stack: context,name */
1.9 paf 255: OP($$, OP_GET_ELEMENT); /* name=pop; context=pop; stack: context.get_element(name) */
1.1 paf 256: }
1.4 paf 257: | STRING BOGUS
1.1 paf 258: ;
259: name_expr_value:
1.4 paf 260: STRING /* subname_is_const */
1.1 paf 261: | name_expr_subvar_value /* $subname_is_var_value */
262: | name_expr_with_subvar_value /* xxx$part_of_subname_is_var_value[$...] */
263: ;
264: name_expr_subvar_value: '$' subvar_ref_name_rdive {
265: $$=$2;
1.9 paf 266: OP($$, OP_GET_ELEMENT);
1.1 paf 267: };
1.4 paf 268: name_expr_with_subvar_value: STRING subvar_get_writes {
1.25 ! paf 269: $$=N(POOL);
1.3 paf 270: OP($$, OP_CREATE_EWPOOL);
1.9 paf 271: P($$, $1);
1.17 paf 272: OP($$, OP_WRITE);
1.9 paf 273: P($$, $2);
274: OP($$, OP_REDUCE_EWPOOL);
1.1 paf 275: };
1.18 paf 276: subvar_ref_name_rdive: subvar_ref_name_rdive_read | subvar_ref_name_rdive_root;
277: subvar_ref_name_rdive_read: STRING {
1.25 ! paf 278: $$=N(POOL);
1.18 paf 279: OP($$, OP_WITH_READ);
1.9 paf 280: P($$, $1);
1.1 paf 281: };
1.18 paf 282: subvar_ref_name_rdive_root: ':' STRING {
1.25 ! paf 283: $$=N(POOL);
1.18 paf 284: OP($$, OP_WITH_ROOT);
285: P($$, $2);
286: };
1.9 paf 287: subvar_get_writes: subvar__get_write | subvar_get_writes subvar__get_write { $$=$1; P($$, $2) };
1.1 paf 288: subvar__get_write: '$' subvar_ref_name_rdive {
289: $$=$2;
1.17 paf 290: OP($$, OP_GET_ELEMENT__WRITE);
1.1 paf 291: };
292:
293:
294: /* with */
295:
296: with: '$' name_without_curly_rdive '{' codes '}' {
297: $$=$2;
1.9 paf 298: OP($$, OP_CREATE_RWPOOL);
299: P($$, $4);
300: OP($$, OP_REDUCE_RWPOOL);
1.17 paf 301: OP($$, OP_WRITE);
1.1 paf 302: };
303:
304: /* codes_in_brackets */
305:
306: codes__str__followed_by__excluding_sole_str_literal:
307: write_str_literal codes__excluding_sole_str_literal {
308: $$=$1;
1.9 paf 309: P($$, $2);
1.1 paf 310: }
311: ;
312: codes__excluding_sole_str_literal:
313: action
314: | codes__excluding_sole_str_literal write_str_literal {
315: $$=$1;
1.9 paf 316: P($$, $2);
1.1 paf 317: }
318: ;
1.4 paf 319: write_str_literal: STRING {
1.1 paf 320: $$=$1;
1.17 paf 321: OP($$, OP_WRITE);
1.1 paf 322: };
323:
324: /* */
325:
1.25 ! paf 326: empty: /* empty */ { $$=N(POOL) };
1.1 paf 327:
328: %%
329:
330: /*
331: 000$111(2222)00
332: 000$111{3333}00
1.9 paf 333: $,^: push,=0
1.1 paf 334: 1:( { break=pop
335: 2:( ) pop
336: 3:{ } pop
337:
338: 000^111(2222)4444{33333}4000
1.9 paf 339: $,^: push,=0
1.1 paf 340: 1:( { break=pop
341: 2:( )=4
342: 3:{ }=4
343: 4:[^({]=pop
344: */
345:
346: int yylex(YYSTYPE *lvalp, void *pc) {
347: #define lexical_brackets_nestage PC->brackets_nestages[PC->sp]
348:
349: register int c;
350: int result;
351:
352: if(PC->pending_state) {
353: result=PC->pending_state;
354: PC->pending_state=0;
355: return result;
356: }
357:
1.9 paf 358: char *begin=PC->source;
359: char *end;
360: int begin_line=PC->line;
1.1 paf 361: while(1) {
1.9 paf 362: c=*(end=(PC->source++));
1.1 paf 363:
1.4 paf 364: if(c=='\n') {
1.1 paf 365: PC->line++;
1.8 paf 366: PC->col=0;
1.10 paf 367: } else
1.4 paf 368: PC->col++;
1.1 paf 369:
370: /* escaping: ^^ ^$ ^; ^) ^} ^( ^{ */
371: if(c=='^') {
372: char pending_c=*PC->source;
373:
1.9 paf 374: if(pending_c=='^' || pending_c=='$' || pending_c==';' ||
375: pending_c=='(' || pending_c==')' ||
376: pending_c=='{' || pending_c=='}') {
1.1 paf 377: /* append piece till ^ */
1.9 paf 378: PC->string->APPEND(begin, end-begin, PC->file, begin_line);
1.1 paf 379: /* reset piece 'start' position & line */
1.9 paf 380: begin=PC->source/*^*/;
381: begin_line=PC->line;
1.1 paf 382: /* skip over ^ and _ */
383: PC->source+=2;
384: /* skip analysis = forced literal */
385: continue;
386: }
387: }
388: switch(PC->ls) {
1.10 paf 389:
390: // USER'S = NOT OURS
1.1 paf 391: case LS_USER:
392: if(c=='$') {
1.10 paf 393: push_LS(PC, LS_VAR_NAME_SIMPLE);
1.1 paf 394: result=c;
395: goto break2;
396: }
397: if(c=='^') {
1.10 paf 398: push_LS(PC, LS_METHOD_NAME);
399: result=c;
400: goto break2;
401: }
402: if(c=='@' && PC->col==0+1) {
1.1 paf 403: result=c;
1.10 paf 404: push_LS(PC, LS_DEF_NAME);
405: goto break2;
406: }
407:
408: break;
409:
410: // METHOD DEFINITION
411: case LS_DEF_NAME:
412: if(c=='[') {
413: result=c;
414: PC->ls=LS_DEF_PARAMS;
415: goto break2;
416: }
417: if(c=='\n') { // wrong. bailing out
418: result=c;
419: pop_LS(PC);
420: goto break2;
421: }
422: break;
423: case LS_DEF_PARAMS:
424: if(c==';') {
425: result=c;
426: goto break2;
427: }
428: if(c==']') {
429: result=c;
430: PC->ls=*PC->source=='['?LS_DEF_LOCALS:LS_DEF_COMMENT;
431: goto break2;
432: }
433: if(c=='\n') { // wrong. bailing out
434: result=c;
435: pop_LS(PC);
436: goto break2;
437: }
438: break;
439: case LS_DEF_LOCALS:
440: if(c=='[' || c==';') {
441: result=c;
442: goto break2;
443: }
444: if(c==']') {
445: result=c;
446: PC->ls=LS_DEF_COMMENT;
447: goto break2;
448: }
449: if(c=='\n') { // wrong. bailing out
450: result=c;
451: pop_LS(PC);
452: goto break2;
453: }
454: break;
455: case LS_DEF_COMMENT:
456: if(c=='\n') {
457: result=c;
458: pop_LS(PC);
1.1 paf 459: goto break2;
460: }
461: break;
462:
1.10 paf 463: // VARIABLE GET/PUT/WITH
1.1 paf 464: case LS_VAR_NAME_SIMPLE:
465: if(c==0 ||
466: c==' '|| c=='\t' || c=='\n' ||
467: c==')' || c=='}') {
468: pop_LS(PC);
1.4 paf 469: PC->source--; PC->col--;
1.13 paf 470: result=EON;
1.1 paf 471: goto break2;
472: }
1.13 paf 473: if(begin==end && c=='{') { /* ${name}, no need of EON, switching LS */
1.1 paf 474: PC->ls=LS_VAR_NAME_CURLY;
475: result=c;
476: goto break2;
477: }
1.18 paf 478: if(c==':') {
479: result=c;
480: goto break2;
481: }
1.1 paf 482: if(c=='(') {
483: PC->ls=LS_VAR_ROUND;
484: lexical_brackets_nestage=1;
485: result=c;
486: goto break2;
487: }
488: if(c=='{') {
489: PC->ls=LS_VAR_CURLY;
490: lexical_brackets_nestage=1;
491: result=c;
492: goto break2;
493: }
494: if(c=='.'/* name part delim */ || c=='$'/* name part subvar */) {
495: result=c;
496: goto break2;
497: }
498: break;
499: case LS_VAR_NAME_CURLY:
1.18 paf 500: if(c==':') {
501: result=c;
502: goto break2;
503: }
1.1 paf 504: if(c=='}') { /* ${name} finished, restoring LS */
505: pop_LS(PC);
506: result=c;
507: goto break2;
508: }
509: if(c=='.'/* name part delim */ || c=='$'/*name part subvar*/) {
510: result=c;
511: goto break2;
512: }
513: break;
514: case LS_VAR_ROUND:
515: if(c=='$') {
1.10 paf 516: push_LS(PC, LS_VAR_NAME_SIMPLE);
1.1 paf 517: result=c;
518: goto break2;
519: }
520: if(c=='^') {
1.10 paf 521: push_LS(PC, LS_METHOD_NAME);
1.1 paf 522: result=c;
523: goto break2;
524: }
525: if(c==')') {
526: if(--lexical_brackets_nestage==0) {
527: pop_LS(PC);
528: result=c;
529: goto break2;
530: }
531: }
532: if(c==';'/* operator_or_fmt;value delim */) {
533: result=c;
534: goto break2;
535: }
536: if(c=='(')
537: lexical_brackets_nestage++;
538: break;
539: case LS_VAR_CURLY:
540: if(c=='$') {
1.10 paf 541: push_LS(PC, LS_VAR_NAME_SIMPLE);
1.1 paf 542: result=c;
543: goto break2;
544: }
545: if(c=='^') {
1.10 paf 546: push_LS(PC, LS_METHOD_NAME);
1.1 paf 547: result=c;
548: goto break2;
549: }
550: if(c=='}')
551: if(--lexical_brackets_nestage==0) {
552: pop_LS(PC);
553: result=c;
554: goto break2;
555: }
556: if(c=='{')
557: lexical_brackets_nestage++;
558: break;
559:
1.10 paf 560: // METHOD CALL
1.1 paf 561: case LS_METHOD_NAME:
562: if(c=='(') {
563: PC->ls=LS_METHOD_ROUND;
564: lexical_brackets_nestage=1;
565: result=c;
566: goto break2;
567: }
568: if(c=='{') {
569: PC->ls=LS_METHOD_CURLY;
570: lexical_brackets_nestage=1;
571: result=c;
572: goto break2;
573: }
574: if(c=='.'/* name part delim */ || c=='$'/* name part subvar */) {
575: result=c;
576: goto break2;
577: }
578: break;
579: case LS_METHOD_ROUND:
580: if(c=='$') {
1.10 paf 581: push_LS(PC, LS_VAR_NAME_SIMPLE);
1.1 paf 582: result=c;
583: goto break2;
584: }
585: if(c=='^') {
1.10 paf 586: push_LS(PC, LS_METHOD_NAME);
1.1 paf 587: result=c;
588: goto break2;
589: }
590: if(c==';'/* param delim */) {
591: result=c;
592: goto break2;
593: }
594: if(c==')')
595: if(--lexical_brackets_nestage==0) {
596: PC->ls=LS_METHOD_AFTER;
597: result=c;
598: goto break2;
599: }
600: if(c=='(')
601: lexical_brackets_nestage++;
602: break;
603: case LS_METHOD_CURLY:
604: if(c=='$') {
1.10 paf 605: push_LS(PC, LS_VAR_NAME_SIMPLE);
1.1 paf 606: result=c;
607: goto break2;
608: }
609: if(c=='^') {
1.10 paf 610: push_LS(PC, LS_METHOD_NAME);
1.1 paf 611: result=c;
612: goto break2;
613: }
614: if(c=='}')
615: if(--lexical_brackets_nestage==0) {
616: PC->ls=LS_METHOD_AFTER;
617: result=c;
618: goto break2;
619: }
620: if(c=='{')
621: lexical_brackets_nestage++;
622: break;
623: case LS_METHOD_AFTER:
624: if(c=='(') {/* )( }( */
625: PC->ls=LS_METHOD_ROUND;
626: lexical_brackets_nestage=1;
627: result=c;
628: goto break2;
629: }
630: if(c=='{') {/* ){ }{ */
631: PC->ls=LS_METHOD_CURLY;
632: lexical_brackets_nestage=1;
633: result=c;
634: goto break2;
635: }
636: pop_LS(PC);
1.4 paf 637: PC->source--; PC->col--;
1.13 paf 638: result=EON;
1.1 paf 639: goto break2;
640: }
1.9 paf 641: if(c==0) {
1.1 paf 642: result=-1;
1.21 paf 643: // PC->source--; PC->col--;
1.1 paf 644: break;
645: }
646: }
647:
648: break2:
1.9 paf 649: if(begin==end)
1.1 paf 650: return result;
651: else {
652: PC->pending_state=result;
1.10 paf 653: // strip last \n before LS_DEF_NAME or EOF
654: if((c=='@' || c==0) && end[-1]=='\n')
655: end--;
656: // append last piece
1.9 paf 657: PC->string->APPEND(begin, end-begin, PC->file, begin_line/*, start_col*/);
1.17 paf 658: // create STRING value: array of OP_VALUE+vstring
1.25 ! paf 659: *lvalp=L(NEW VString(PC->string));
1.10 paf 660: // new pieces storage
1.25 ! paf 661: PC->string=NEW String(POOL);
1.10 paf 662: // go!
1.4 paf 663: return STRING;
1.1 paf 664: }
665: }
666:
1.9 paf 667: int real_yyerror(parse_control *pc, char *s) /* Called by yyparse on error */
1.1 paf 668: {
1.16 paf 669: //fprintf(stderr, "[%s]\n", s);
1.6 paf 670:
671: s[MAX_STRING-1]=0; strcpy(pc->error, s);
1.1 paf 672: return 1;
673: }
674:
675: static void
1.9 paf 676: yyprint(
1.1 paf 677: FILE *file,
678: int type,
679: YYSTYPE value)
680: {
1.9 paf 681: if(type==STRING)
682: fprintf(file, " \"%s\"", LA2S(value)->cstr());
1.1 paf 683: }
684:
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