Commit | Line | Data |
0f85fab0 |
1 | /* $Header: toke.c,v 3.0.1.7 90/03/27 16:32:37 lwall Locked $ |
a687059c |
2 | * |
3 | * Copyright (c) 1989, Larry Wall |
4 | * |
5 | * You may distribute under the terms of the GNU General Public License |
6 | * as specified in the README file that comes with the perl 3.0 kit. |
378cc40b |
7 | * |
8 | * $Log: toke.c,v $ |
0f85fab0 |
9 | * Revision 3.0.1.7 90/03/27 16:32:37 lwall |
10 | * patch16: MSDOS support |
11 | * patch16: formats didn't work inside eval |
12 | * patch16: final semicolon in program wasn't optional with -p or -n |
13 | * |
79a0689e |
14 | * Revision 3.0.1.6 90/03/12 17:06:36 lwall |
15 | * patch13: last semicolon of program is now optional, just for Randal |
16 | * patch13: added splice operator: @oldelems = splice(@array,$offset,$len,LIST) |
17 | * |
9f68db38 |
18 | * Revision 3.0.1.5 90/02/28 18:47:06 lwall |
19 | * patch9: return grandfathered to never be function call |
20 | * patch9: non-existent perldb.pl now gives reasonable error message |
21 | * patch9: perl can now start up other interpreters scripts |
22 | * patch9: line numbers were bogus during certain portions of foreach evaluation |
23 | * patch9: null hereis core dumped |
24 | * |
663a0e37 |
25 | * Revision 3.0.1.4 89/12/21 20:26:56 lwall |
26 | * patch7: -d switch incompatible with -p or -n |
27 | * patch7: " ''$foo'' " didn't parse right |
28 | * patch7: grandfathered m'pat' and s'pat'repl' to not be package qualifiers |
29 | * |
ffed7fef |
30 | * Revision 3.0.1.3 89/11/17 15:43:15 lwall |
31 | * patch5: IBM PC/RT compiler can't deal with UNI() and LOP() macros |
32 | * patch5: } misadjusted expection of subsequent term or operator |
33 | * patch5: y/abcde// didn't work |
34 | * |
ae986130 |
35 | * Revision 3.0.1.2 89/11/11 05:04:42 lwall |
36 | * patch2: fixed a CLINE macro conflict |
37 | * |
03a14243 |
38 | * Revision 3.0.1.1 89/10/26 23:26:21 lwall |
39 | * patch1: disambiguated word after "sort" better |
40 | * |
a687059c |
41 | * Revision 3.0 89/10/18 15:32:33 lwall |
42 | * 3.0 baseline |
378cc40b |
43 | * |
44 | */ |
45 | |
46 | #include "EXTERN.h" |
47 | #include "perl.h" |
48 | #include "perly.h" |
49 | |
a687059c |
50 | char *reparse; /* if non-null, scanreg found ${foo[$bar]} */ |
51 | |
ae986130 |
52 | #ifdef CLINE |
53 | #undef CLINE |
54 | #endif |
378cc40b |
55 | #define CLINE (cmdline = (line < cmdline ? line : cmdline)) |
56 | |
a687059c |
57 | #define META(c) ((c) | 128) |
58 | |
378cc40b |
59 | #define RETURN(retval) return (bufptr = s,(int)retval) |
60 | #define OPERATOR(retval) return (expectterm = TRUE,bufptr = s,(int)retval) |
61 | #define TERM(retval) return (CLINE, expectterm = FALSE,bufptr = s,(int)retval) |
62 | #define LOOPX(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)LOOPEX) |
378cc40b |
63 | #define FTST(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)FILETEST) |
64 | #define FUN0(f) return(yylval.ival = f,expectterm = FALSE,bufptr = s,(int)FUNC0) |
65 | #define FUN1(f) return(yylval.ival = f,expectterm = FALSE,bufptr = s,(int)FUNC1) |
66 | #define FUN2(f) return(yylval.ival = f,expectterm = FALSE,bufptr = s,(int)FUNC2) |
67 | #define FUN3(f) return(yylval.ival = f,expectterm = FALSE,bufptr = s,(int)FUNC3) |
a687059c |
68 | #define FL(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FLIST) |
69 | #define FL2(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FLIST2) |
70 | #define HFUN(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)HSHFUN) |
71 | #define HFUN3(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)HSHFUN3) |
72 | #define LFUN(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)LVALFUN) |
73 | #define LFUN4(f) return(yylval.ival = f,expectterm = FALSE,bufptr = s,(int)LFUNC4) |
74 | #define AOP(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)ADDOP) |
75 | #define MOP(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)MULOP) |
76 | #define EOP(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)EQOP) |
77 | #define ROP(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)RELOP) |
78 | #define FOP(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP) |
79 | #define FOP2(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP2) |
80 | #define FOP3(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP3) |
81 | #define FOP4(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP4) |
82 | #define FOP22(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP22) |
83 | #define FOP25(f) return(yylval.ival=f,expectterm = FALSE,bufptr = s,(int)FILOP25) |
84 | |
85 | /* This bit of chicanery makes a unary function followed by |
86 | * a parenthesis into a function with one argument, highest precedence. |
87 | */ |
88 | #define UNI(f) return(yylval.ival = f,expectterm = TRUE,bufptr = s, \ |
89 | (*s == '(' || (s = skipspace(s), *s == '(') ? (int)FUNC1 : (int)UNIOP) ) |
90 | |
91 | /* This does similarly for list operators, merely by pretending that the |
92 | * paren came before the listop rather than after. |
93 | */ |
94 | #define LOP(f) return(*s == '(' || (s = skipspace(s), *s == '(') ? \ |
95 | (*s = META('('), bufptr = oldbufptr, '(') : \ |
96 | (yylval.ival=f,expectterm = TRUE,bufptr = s,(int)LISTOP)) |
9f68db38 |
97 | /* grandfather return to old style */ |
98 | #define OLDLOP(f) return(yylval.ival=f,expectterm = TRUE,bufptr = s,(int)LISTOP) |
a687059c |
99 | |
100 | char * |
101 | skipspace(s) |
102 | register char *s; |
103 | { |
104 | while (s < bufend && isascii(*s) && isspace(*s)) |
105 | s++; |
106 | return s; |
107 | } |
378cc40b |
108 | |
ffed7fef |
109 | #ifdef CRIPPLED_CC |
110 | |
111 | #undef UNI |
112 | #undef LOP |
113 | #define UNI(f) return uni(f,s) |
114 | #define LOP(f) return lop(f,s) |
115 | |
116 | int |
117 | uni(f,s) |
118 | int f; |
119 | char *s; |
120 | { |
121 | yylval.ival = f; |
122 | expectterm = TRUE; |
123 | bufptr = s; |
124 | if (*s == '(') |
125 | return FUNC1; |
126 | s = skipspace(s); |
127 | if (*s == '(') |
128 | return FUNC1; |
129 | else |
130 | return UNIOP; |
131 | } |
132 | |
133 | int |
134 | lop(f,s) |
135 | int f; |
136 | char *s; |
137 | { |
138 | if (*s != '(') |
139 | s = skipspace(s); |
140 | if (*s == '(') { |
141 | *s = META('('); |
142 | bufptr = oldbufptr; |
143 | return '('; |
144 | } |
145 | else { |
146 | yylval.ival=f; |
147 | expectterm = TRUE; |
148 | bufptr = s; |
149 | return LISTOP; |
150 | } |
151 | } |
152 | |
153 | #endif /* CRIPPLED_CC */ |
154 | |
378cc40b |
155 | yylex() |
156 | { |
157 | register char *s = bufptr; |
158 | register char *d; |
159 | register int tmp; |
160 | static bool in_format = FALSE; |
161 | static bool firstline = TRUE; |
a687059c |
162 | extern int yychar; /* last token */ |
163 | |
164 | oldoldbufptr = oldbufptr; |
165 | oldbufptr = s; |
378cc40b |
166 | |
167 | retry: |
168 | #ifdef YYDEBUG |
ae986130 |
169 | if (debug & 1) |
378cc40b |
170 | if (index(s,'\n')) |
171 | fprintf(stderr,"Tokener at %s",s); |
172 | else |
173 | fprintf(stderr,"Tokener at %s\n",s); |
174 | #endif |
175 | switch (*s) { |
176 | default: |
a687059c |
177 | if ((*s & 127) == '(') |
178 | *s++ = '('; |
179 | else |
180 | warn("Unrecognized character \\%03o ignored", *s++); |
378cc40b |
181 | goto retry; |
182 | case 0: |
378cc40b |
183 | if (!rsfp) |
184 | RETURN(0); |
a687059c |
185 | if (s++ < bufend) |
186 | goto retry; /* ignore stray nulls */ |
187 | if (firstline) { |
188 | firstline = FALSE; |
189 | if (minus_n || minus_p || perldb) { |
190 | str_set(linestr,""); |
191 | if (perldb) |
9f68db38 |
192 | str_cat(linestr, |
193 | "do 'perldb.pl' || die \"Can't find perldb.pl in @INC\"; print $@;"); |
a687059c |
194 | if (minus_n || minus_p) { |
195 | str_cat(linestr,"line: while (<>) {"); |
196 | if (minus_a) |
197 | str_cat(linestr,"@F=split(' ');"); |
198 | } |
199 | oldoldbufptr = oldbufptr = s = str_get(linestr); |
200 | bufend = linestr->str_ptr + linestr->str_cur; |
201 | goto retry; |
202 | } |
203 | } |
378cc40b |
204 | if (in_format) { |
0f85fab0 |
205 | bufptr = bufend; |
a687059c |
206 | yylval.formval = load_format(); |
378cc40b |
207 | in_format = FALSE; |
a687059c |
208 | oldoldbufptr = oldbufptr = s = str_get(linestr) + 1; |
209 | bufend = linestr->str_ptr + linestr->str_cur; |
378cc40b |
210 | TERM(FORMLIST); |
211 | } |
212 | line++; |
a687059c |
213 | if ((s = str_gets(linestr, rsfp, 0)) == Nullch) { |
378cc40b |
214 | if (preprocess) |
a687059c |
215 | (void)mypclose(rsfp); |
378cc40b |
216 | else if (rsfp != stdin) |
a687059c |
217 | (void)fclose(rsfp); |
378cc40b |
218 | rsfp = Nullfp; |
219 | if (minus_n || minus_p) { |
0f85fab0 |
220 | str_set(linestr,minus_p ? ";}continue{print" : ""); |
221 | str_cat(linestr,";}"); |
a687059c |
222 | oldoldbufptr = oldbufptr = s = str_get(linestr); |
223 | bufend = linestr->str_ptr + linestr->str_cur; |
663a0e37 |
224 | minus_n = minus_p = 0; |
378cc40b |
225 | goto retry; |
226 | } |
a687059c |
227 | oldoldbufptr = oldbufptr = s = str_get(linestr); |
228 | str_set(linestr,""); |
79a0689e |
229 | RETURN(';'); /* not infinite loop because rsfp is NULL now */ |
378cc40b |
230 | } |
a687059c |
231 | oldoldbufptr = oldbufptr = bufptr = s; |
232 | if (perldb) { |
233 | STR *str = Str_new(85,0); |
234 | |
235 | str_sset(str,linestr); |
236 | astore(lineary,(int)line,str); |
237 | } |
378cc40b |
238 | #ifdef DEBUG |
a687059c |
239 | if (firstline) { |
378cc40b |
240 | char *showinput(); |
241 | s = showinput(); |
242 | } |
243 | #endif |
a687059c |
244 | bufend = linestr->str_ptr + linestr->str_cur; |
9f68db38 |
245 | if (line == 1) { |
246 | if (*s == '#' && s[1] == '!') { |
247 | if (!in_eval && !instr(s,"perl") && instr(origargv[0],"perl")) { |
248 | char **newargv; |
249 | char *cmd; |
250 | |
251 | s += 2; |
252 | if (*s == ' ') |
253 | s++; |
254 | cmd = s; |
255 | while (s < bufend && !isspace(*s)) |
256 | s++; |
257 | *s++ = '\0'; |
258 | while (s < bufend && isspace(*s)) |
259 | s++; |
260 | if (s < bufend) { |
261 | Newz(899,newargv,origargc+3,char*); |
262 | newargv[1] = s; |
263 | while (s < bufend && !isspace(*s)) |
264 | s++; |
265 | *s = '\0'; |
266 | Copy(origargv+1, newargv+2, origargc+1, char*); |
267 | } |
268 | else |
269 | newargv = origargv; |
270 | newargv[0] = cmd; |
271 | execv(cmd,newargv); |
272 | fatal("Can't exec %s", cmd); |
273 | } |
274 | } |
275 | else { |
276 | while (s < bufend && isspace(*s)) |
277 | s++; |
278 | if (*s == ':') /* for csh's that have to exec sh scripts */ |
279 | s++; |
280 | } |
ae986130 |
281 | } |
378cc40b |
282 | goto retry; |
283 | case ' ': case '\t': case '\f': |
284 | s++; |
285 | goto retry; |
286 | case '\n': |
287 | case '#': |
288 | if (preprocess && s == str_get(linestr) && |
289 | s[1] == ' ' && isdigit(s[2])) { |
290 | line = atoi(s+2)-1; |
291 | for (s += 2; isdigit(*s); s++) ; |
a687059c |
292 | d = bufend; |
293 | while (s < d && isspace(*s)) s++; |
378cc40b |
294 | if (filename) |
a687059c |
295 | Safefree(filename); |
378cc40b |
296 | s[strlen(s)-1] = '\0'; /* wipe out newline */ |
297 | if (*s == '"') { |
298 | s++; |
299 | s[strlen(s)-1] = '\0'; /* wipe out trailing quote */ |
300 | } |
301 | if (*s) |
302 | filename = savestr(s); |
303 | else |
304 | filename = savestr(origfilename); |
a687059c |
305 | oldoldbufptr = oldbufptr = s = str_get(linestr); |
378cc40b |
306 | } |
a687059c |
307 | if (in_eval && !rsfp) { |
308 | d = bufend; |
309 | while (s < d && *s != '\n') |
378cc40b |
310 | s++; |
0f85fab0 |
311 | if (s < d) |
378cc40b |
312 | s++; |
0f85fab0 |
313 | if (in_format) { |
314 | bufptr = s; |
315 | yylval.formval = load_format(); |
316 | in_format = FALSE; |
317 | oldoldbufptr = oldbufptr = s = bufptr + 1; |
318 | TERM(FORMLIST); |
a687059c |
319 | } |
0f85fab0 |
320 | line++; |
378cc40b |
321 | } |
a687059c |
322 | else { |
378cc40b |
323 | *s = '\0'; |
a687059c |
324 | bufend = s; |
325 | } |
378cc40b |
326 | goto retry; |
327 | case '-': |
328 | if (s[1] && isalpha(s[1]) && !isalpha(s[2])) { |
329 | s++; |
330 | switch (*s++) { |
331 | case 'r': FTST(O_FTEREAD); |
332 | case 'w': FTST(O_FTEWRITE); |
333 | case 'x': FTST(O_FTEEXEC); |
334 | case 'o': FTST(O_FTEOWNED); |
335 | case 'R': FTST(O_FTRREAD); |
336 | case 'W': FTST(O_FTRWRITE); |
337 | case 'X': FTST(O_FTREXEC); |
338 | case 'O': FTST(O_FTROWNED); |
339 | case 'e': FTST(O_FTIS); |
340 | case 'z': FTST(O_FTZERO); |
341 | case 's': FTST(O_FTSIZE); |
342 | case 'f': FTST(O_FTFILE); |
343 | case 'd': FTST(O_FTDIR); |
344 | case 'l': FTST(O_FTLINK); |
345 | case 'p': FTST(O_FTPIPE); |
346 | case 'S': FTST(O_FTSOCK); |
347 | case 'u': FTST(O_FTSUID); |
348 | case 'g': FTST(O_FTSGID); |
349 | case 'k': FTST(O_FTSVTX); |
350 | case 'b': FTST(O_FTBLK); |
351 | case 'c': FTST(O_FTCHR); |
352 | case 't': FTST(O_FTTTY); |
353 | case 'T': FTST(O_FTTEXT); |
354 | case 'B': FTST(O_FTBINARY); |
355 | default: |
356 | s -= 2; |
357 | break; |
358 | } |
359 | } |
a687059c |
360 | tmp = *s++; |
361 | if (*s == tmp) { |
362 | s++; |
363 | RETURN(DEC); |
364 | } |
365 | if (expectterm) |
366 | OPERATOR('-'); |
367 | else |
368 | AOP(O_SUBTRACT); |
378cc40b |
369 | case '+': |
a687059c |
370 | tmp = *s++; |
371 | if (*s == tmp) { |
378cc40b |
372 | s++; |
a687059c |
373 | RETURN(INC); |
378cc40b |
374 | } |
a687059c |
375 | if (expectterm) |
376 | OPERATOR('+'); |
377 | else |
378 | AOP(O_ADD); |
379 | |
378cc40b |
380 | case '*': |
a687059c |
381 | if (expectterm) { |
382 | s = scanreg(s,bufend,tokenbuf); |
383 | yylval.stabval = stabent(tokenbuf,TRUE); |
384 | TERM(STAR); |
385 | } |
386 | tmp = *s++; |
387 | if (*s == tmp) { |
388 | s++; |
389 | OPERATOR(POW); |
390 | } |
391 | MOP(O_MULTIPLY); |
378cc40b |
392 | case '%': |
a687059c |
393 | if (expectterm) { |
394 | s = scanreg(s,bufend,tokenbuf); |
395 | yylval.stabval = stabent(tokenbuf,TRUE); |
396 | TERM(HSH); |
397 | } |
398 | s++; |
399 | MOP(O_MODULO); |
400 | |
378cc40b |
401 | case '^': |
402 | case '~': |
403 | case '(': |
404 | case ',': |
405 | case ':': |
406 | case '[': |
407 | tmp = *s++; |
408 | OPERATOR(tmp); |
409 | case '{': |
410 | tmp = *s++; |
411 | if (isspace(*s) || *s == '#') |
412 | cmdline = NOLINE; /* invalidate current command line number */ |
413 | OPERATOR(tmp); |
414 | case ';': |
415 | if (line < cmdline) |
416 | cmdline = line; |
417 | tmp = *s++; |
418 | OPERATOR(tmp); |
419 | case ')': |
420 | case ']': |
421 | tmp = *s++; |
422 | TERM(tmp); |
423 | case '}': |
424 | tmp = *s++; |
ffed7fef |
425 | RETURN(tmp); |
378cc40b |
426 | case '&': |
427 | s++; |
428 | tmp = *s++; |
429 | if (tmp == '&') |
430 | OPERATOR(ANDAND); |
431 | s--; |
a687059c |
432 | if (expectterm) { |
433 | d = bufend; |
434 | while (s < d && isspace(*s)) |
435 | s++; |
436 | if (isalpha(*s) || *s == '_' || *s == '\'') |
437 | *(--s) = '\\'; /* force next ident to WORD */ |
438 | OPERATOR(AMPER); |
439 | } |
378cc40b |
440 | OPERATOR('&'); |
441 | case '|': |
442 | s++; |
443 | tmp = *s++; |
444 | if (tmp == '|') |
445 | OPERATOR(OROR); |
446 | s--; |
447 | OPERATOR('|'); |
448 | case '=': |
449 | s++; |
450 | tmp = *s++; |
451 | if (tmp == '=') |
a687059c |
452 | EOP(O_EQ); |
378cc40b |
453 | if (tmp == '~') |
454 | OPERATOR(MATCH); |
455 | s--; |
456 | OPERATOR('='); |
457 | case '!': |
458 | s++; |
459 | tmp = *s++; |
460 | if (tmp == '=') |
a687059c |
461 | EOP(O_NE); |
378cc40b |
462 | if (tmp == '~') |
463 | OPERATOR(NMATCH); |
464 | s--; |
465 | OPERATOR('!'); |
466 | case '<': |
467 | if (expectterm) { |
468 | s = scanstr(s); |
469 | TERM(RSTRING); |
470 | } |
471 | s++; |
472 | tmp = *s++; |
473 | if (tmp == '<') |
474 | OPERATOR(LS); |
475 | if (tmp == '=') |
a687059c |
476 | ROP(O_LE); |
378cc40b |
477 | s--; |
a687059c |
478 | ROP(O_LT); |
378cc40b |
479 | case '>': |
480 | s++; |
481 | tmp = *s++; |
482 | if (tmp == '>') |
483 | OPERATOR(RS); |
484 | if (tmp == '=') |
a687059c |
485 | ROP(O_GE); |
378cc40b |
486 | s--; |
a687059c |
487 | ROP(O_GT); |
378cc40b |
488 | |
489 | #define SNARFWORD \ |
490 | d = tokenbuf; \ |
a687059c |
491 | while (isascii(*s) && \ |
492 | (isalpha(*s) || isdigit(*s) || *s == '_' || *s == '\'')) \ |
378cc40b |
493 | *d++ = *s++; \ |
663a0e37 |
494 | while (d[-1] == '\'') \ |
a687059c |
495 | d--,s--; \ |
378cc40b |
496 | *d = '\0'; \ |
497 | d = tokenbuf; |
498 | |
499 | case '$': |
500 | if (s[1] == '#' && (isalpha(s[2]) || s[2] == '_')) { |
501 | s++; |
a687059c |
502 | s = scanreg(s,bufend,tokenbuf); |
378cc40b |
503 | yylval.stabval = aadd(stabent(tokenbuf,TRUE)); |
504 | TERM(ARYLEN); |
505 | } |
a687059c |
506 | d = s; |
507 | s = scanreg(s,bufend,tokenbuf); |
508 | if (reparse) { /* turn ${foo[bar]} into ($foo[bar]) */ |
509 | do_reparse: |
510 | s[-1] = ')'; |
511 | s = d; |
512 | s[1] = s[0]; |
513 | s[0] = '('; |
514 | goto retry; |
515 | } |
378cc40b |
516 | yylval.stabval = stabent(tokenbuf,TRUE); |
517 | TERM(REG); |
518 | |
519 | case '@': |
a687059c |
520 | d = s; |
521 | s = scanreg(s,bufend,tokenbuf); |
522 | if (reparse) |
523 | goto do_reparse; |
524 | yylval.stabval = stabent(tokenbuf,TRUE); |
378cc40b |
525 | TERM(ARY); |
526 | |
527 | case '/': /* may either be division or pattern */ |
528 | case '?': /* may either be conditional or pattern */ |
529 | if (expectterm) { |
530 | s = scanpat(s); |
531 | TERM(PATTERN); |
532 | } |
533 | tmp = *s++; |
a687059c |
534 | if (tmp == '/') |
535 | MOP(O_DIVIDE); |
378cc40b |
536 | OPERATOR(tmp); |
537 | |
538 | case '.': |
539 | if (!expectterm || !isdigit(s[1])) { |
378cc40b |
540 | tmp = *s++; |
a687059c |
541 | if (*s == tmp) { |
542 | s++; |
378cc40b |
543 | OPERATOR(DOTDOT); |
a687059c |
544 | } |
545 | AOP(O_CONCAT); |
378cc40b |
546 | } |
547 | /* FALL THROUGH */ |
548 | case '0': case '1': case '2': case '3': case '4': |
549 | case '5': case '6': case '7': case '8': case '9': |
550 | case '\'': case '"': case '`': |
551 | s = scanstr(s); |
552 | TERM(RSTRING); |
553 | |
a687059c |
554 | case '\\': /* some magic to force next word to be a WORD */ |
555 | s++; /* used by do and sub to force a separate namespace */ |
556 | /* FALL THROUGH */ |
378cc40b |
557 | case '_': |
558 | SNARFWORD; |
a687059c |
559 | break; |
378cc40b |
560 | case 'a': case 'A': |
561 | SNARFWORD; |
a687059c |
562 | if (strEQ(d,"accept")) |
563 | FOP22(O_ACCEPT); |
564 | if (strEQ(d,"atan2")) |
565 | FUN2(O_ATAN2); |
566 | break; |
378cc40b |
567 | case 'b': case 'B': |
568 | SNARFWORD; |
a687059c |
569 | if (strEQ(d,"bind")) |
570 | FOP2(O_BIND); |
0f85fab0 |
571 | if (strEQ(d,"binmode")) |
572 | FOP(O_BINMODE); |
a687059c |
573 | break; |
378cc40b |
574 | case 'c': case 'C': |
575 | SNARFWORD; |
a687059c |
576 | if (strEQ(d,"chop")) |
577 | LFUN(O_CHOP); |
378cc40b |
578 | if (strEQ(d,"continue")) |
579 | OPERATOR(CONTINUE); |
9f68db38 |
580 | if (strEQ(d,"chdir")) { |
581 | (void)stabent("ENV",TRUE); /* may use HOME */ |
378cc40b |
582 | UNI(O_CHDIR); |
9f68db38 |
583 | } |
378cc40b |
584 | if (strEQ(d,"close")) |
a687059c |
585 | FOP(O_CLOSE); |
586 | if (strEQ(d,"closedir")) |
587 | FOP(O_CLOSEDIR); |
588 | if (strEQ(d,"crypt")) { |
589 | #ifdef FCRYPT |
590 | init_des(); |
591 | #endif |
378cc40b |
592 | FUN2(O_CRYPT); |
378cc40b |
593 | } |
a687059c |
594 | if (strEQ(d,"chmod")) |
595 | LOP(O_CHMOD); |
596 | if (strEQ(d,"chown")) |
597 | LOP(O_CHOWN); |
598 | if (strEQ(d,"connect")) |
599 | FOP2(O_CONNECT); |
600 | if (strEQ(d,"cos")) |
601 | UNI(O_COS); |
602 | if (strEQ(d,"chroot")) |
603 | UNI(O_CHROOT); |
604 | break; |
378cc40b |
605 | case 'd': case 'D': |
606 | SNARFWORD; |
a687059c |
607 | if (strEQ(d,"do")) { |
608 | d = bufend; |
609 | while (s < d && isspace(*s)) |
610 | s++; |
611 | if (isalpha(*s) || *s == '_') |
612 | *(--s) = '\\'; /* force next ident to WORD */ |
378cc40b |
613 | OPERATOR(DO); |
a687059c |
614 | } |
378cc40b |
615 | if (strEQ(d,"die")) |
a687059c |
616 | LOP(O_DIE); |
617 | if (strEQ(d,"defined")) |
618 | LFUN(O_DEFINED); |
378cc40b |
619 | if (strEQ(d,"delete")) |
620 | OPERATOR(DELETE); |
a687059c |
621 | if (strEQ(d,"dbmopen")) |
622 | HFUN3(O_DBMOPEN); |
623 | if (strEQ(d,"dbmclose")) |
624 | HFUN(O_DBMCLOSE); |
625 | if (strEQ(d,"dump")) |
626 | LOOPX(O_DUMP); |
627 | break; |
378cc40b |
628 | case 'e': case 'E': |
629 | SNARFWORD; |
630 | if (strEQ(d,"else")) |
631 | OPERATOR(ELSE); |
632 | if (strEQ(d,"elsif")) { |
633 | yylval.ival = line; |
634 | OPERATOR(ELSIF); |
635 | } |
636 | if (strEQ(d,"eq") || strEQ(d,"EQ")) |
a687059c |
637 | EOP(O_SEQ); |
378cc40b |
638 | if (strEQ(d,"exit")) |
639 | UNI(O_EXIT); |
640 | if (strEQ(d,"eval")) { |
641 | allstabs = TRUE; /* must initialize everything since */ |
642 | UNI(O_EVAL); /* we don't know what will be used */ |
643 | } |
644 | if (strEQ(d,"eof")) |
a687059c |
645 | FOP(O_EOF); |
378cc40b |
646 | if (strEQ(d,"exp")) |
a687059c |
647 | UNI(O_EXP); |
378cc40b |
648 | if (strEQ(d,"each")) |
a687059c |
649 | HFUN(O_EACH); |
378cc40b |
650 | if (strEQ(d,"exec")) { |
a687059c |
651 | set_csh(); |
652 | LOP(O_EXEC); |
378cc40b |
653 | } |
a687059c |
654 | if (strEQ(d,"endhostent")) |
655 | FUN0(O_EHOSTENT); |
656 | if (strEQ(d,"endnetent")) |
657 | FUN0(O_ENETENT); |
658 | if (strEQ(d,"endservent")) |
659 | FUN0(O_ESERVENT); |
660 | if (strEQ(d,"endprotoent")) |
661 | FUN0(O_EPROTOENT); |
662 | if (strEQ(d,"endpwent")) |
663 | FUN0(O_EPWENT); |
664 | if (strEQ(d,"endgrent")) |
665 | FUN0(O_EGRENT); |
666 | break; |
378cc40b |
667 | case 'f': case 'F': |
668 | SNARFWORD; |
9f68db38 |
669 | if (strEQ(d,"for") || strEQ(d,"foreach")) { |
670 | yylval.ival = line; |
378cc40b |
671 | OPERATOR(FOR); |
9f68db38 |
672 | } |
378cc40b |
673 | if (strEQ(d,"format")) { |
a687059c |
674 | d = bufend; |
675 | while (s < d && isspace(*s)) |
676 | s++; |
677 | if (isalpha(*s) || *s == '_') |
678 | *(--s) = '\\'; /* force next ident to WORD */ |
378cc40b |
679 | in_format = TRUE; |
a687059c |
680 | allstabs = TRUE; /* must initialize everything since */ |
681 | OPERATOR(FORMAT); /* we don't know what will be used */ |
378cc40b |
682 | } |
683 | if (strEQ(d,"fork")) |
684 | FUN0(O_FORK); |
a687059c |
685 | if (strEQ(d,"fcntl")) |
686 | FOP3(O_FCNTL); |
687 | if (strEQ(d,"fileno")) |
688 | FOP(O_FILENO); |
689 | if (strEQ(d,"flock")) |
690 | FOP2(O_FLOCK); |
691 | break; |
378cc40b |
692 | case 'g': case 'G': |
693 | SNARFWORD; |
694 | if (strEQ(d,"gt") || strEQ(d,"GT")) |
a687059c |
695 | ROP(O_SGT); |
378cc40b |
696 | if (strEQ(d,"ge") || strEQ(d,"GE")) |
a687059c |
697 | ROP(O_SGE); |
698 | if (strEQ(d,"grep")) |
699 | FL2(O_GREP); |
378cc40b |
700 | if (strEQ(d,"goto")) |
701 | LOOPX(O_GOTO); |
702 | if (strEQ(d,"gmtime")) |
a687059c |
703 | UNI(O_GMTIME); |
704 | if (strEQ(d,"getc")) |
705 | FOP(O_GETC); |
706 | if (strnEQ(d,"get",3)) { |
707 | d += 3; |
708 | if (*d == 'p') { |
709 | if (strEQ(d,"ppid")) |
710 | FUN0(O_GETPPID); |
711 | if (strEQ(d,"pgrp")) |
712 | UNI(O_GETPGRP); |
713 | if (strEQ(d,"priority")) |
714 | FUN2(O_GETPRIORITY); |
715 | if (strEQ(d,"protobyname")) |
716 | UNI(O_GPBYNAME); |
717 | if (strEQ(d,"protobynumber")) |
718 | FUN1(O_GPBYNUMBER); |
719 | if (strEQ(d,"protoent")) |
720 | FUN0(O_GPROTOENT); |
721 | if (strEQ(d,"pwent")) |
722 | FUN0(O_GPWENT); |
723 | if (strEQ(d,"pwnam")) |
724 | FUN1(O_GPWNAM); |
725 | if (strEQ(d,"pwuid")) |
726 | FUN1(O_GPWUID); |
727 | if (strEQ(d,"peername")) |
728 | FOP(O_GETPEERNAME); |
729 | } |
730 | else if (*d == 'h') { |
731 | if (strEQ(d,"hostbyname")) |
732 | UNI(O_GHBYNAME); |
733 | if (strEQ(d,"hostbyaddr")) |
734 | FUN2(O_GHBYADDR); |
735 | if (strEQ(d,"hostent")) |
736 | FUN0(O_GHOSTENT); |
737 | } |
738 | else if (*d == 'n') { |
739 | if (strEQ(d,"netbyname")) |
740 | UNI(O_GNBYNAME); |
741 | if (strEQ(d,"netbyaddr")) |
742 | FUN2(O_GNBYADDR); |
743 | if (strEQ(d,"netent")) |
744 | FUN0(O_GNETENT); |
745 | } |
746 | else if (*d == 's') { |
747 | if (strEQ(d,"servbyname")) |
748 | FUN2(O_GSBYNAME); |
749 | if (strEQ(d,"servbyport")) |
750 | FUN2(O_GSBYPORT); |
751 | if (strEQ(d,"servent")) |
752 | FUN0(O_GSERVENT); |
753 | if (strEQ(d,"sockname")) |
754 | FOP(O_GETSOCKNAME); |
755 | if (strEQ(d,"sockopt")) |
756 | FOP3(O_GSOCKOPT); |
757 | } |
758 | else if (*d == 'g') { |
759 | if (strEQ(d,"grent")) |
760 | FUN0(O_GGRENT); |
761 | if (strEQ(d,"grnam")) |
762 | FUN1(O_GGRNAM); |
763 | if (strEQ(d,"grgid")) |
764 | FUN1(O_GGRGID); |
765 | } |
766 | else if (*d == 'l') { |
767 | if (strEQ(d,"login")) |
768 | FUN0(O_GETLOGIN); |
769 | } |
770 | d -= 3; |
771 | } |
772 | break; |
378cc40b |
773 | case 'h': case 'H': |
774 | SNARFWORD; |
775 | if (strEQ(d,"hex")) |
a687059c |
776 | UNI(O_HEX); |
777 | break; |
378cc40b |
778 | case 'i': case 'I': |
779 | SNARFWORD; |
780 | if (strEQ(d,"if")) { |
781 | yylval.ival = line; |
782 | OPERATOR(IF); |
783 | } |
784 | if (strEQ(d,"index")) |
785 | FUN2(O_INDEX); |
786 | if (strEQ(d,"int")) |
a687059c |
787 | UNI(O_INT); |
788 | if (strEQ(d,"ioctl")) |
789 | FOP3(O_IOCTL); |
790 | break; |
378cc40b |
791 | case 'j': case 'J': |
792 | SNARFWORD; |
793 | if (strEQ(d,"join")) |
a687059c |
794 | FL2(O_JOIN); |
795 | break; |
378cc40b |
796 | case 'k': case 'K': |
797 | SNARFWORD; |
798 | if (strEQ(d,"keys")) |
a687059c |
799 | HFUN(O_KEYS); |
800 | if (strEQ(d,"kill")) |
801 | LOP(O_KILL); |
802 | break; |
378cc40b |
803 | case 'l': case 'L': |
804 | SNARFWORD; |
805 | if (strEQ(d,"last")) |
806 | LOOPX(O_LAST); |
807 | if (strEQ(d,"local")) |
808 | OPERATOR(LOCAL); |
809 | if (strEQ(d,"length")) |
a687059c |
810 | UNI(O_LENGTH); |
378cc40b |
811 | if (strEQ(d,"lt") || strEQ(d,"LT")) |
a687059c |
812 | ROP(O_SLT); |
378cc40b |
813 | if (strEQ(d,"le") || strEQ(d,"LE")) |
a687059c |
814 | ROP(O_SLE); |
378cc40b |
815 | if (strEQ(d,"localtime")) |
a687059c |
816 | UNI(O_LOCALTIME); |
378cc40b |
817 | if (strEQ(d,"log")) |
a687059c |
818 | UNI(O_LOG); |
378cc40b |
819 | if (strEQ(d,"link")) |
820 | FUN2(O_LINK); |
a687059c |
821 | if (strEQ(d,"listen")) |
822 | FOP2(O_LISTEN); |
823 | if (strEQ(d,"lstat")) |
824 | FOP(O_LSTAT); |
825 | break; |
378cc40b |
826 | case 'm': case 'M': |
663a0e37 |
827 | if (s[1] == '\'') { |
828 | d = "m"; |
829 | s++; |
830 | } |
831 | else { |
832 | SNARFWORD; |
833 | } |
378cc40b |
834 | if (strEQ(d,"m")) { |
835 | s = scanpat(s-1); |
a687059c |
836 | if (yylval.arg) |
837 | TERM(PATTERN); |
838 | else |
839 | RETURN(1); /* force error */ |
378cc40b |
840 | } |
a687059c |
841 | if (strEQ(d,"mkdir")) |
842 | FUN2(O_MKDIR); |
843 | break; |
378cc40b |
844 | case 'n': case 'N': |
845 | SNARFWORD; |
846 | if (strEQ(d,"next")) |
847 | LOOPX(O_NEXT); |
848 | if (strEQ(d,"ne") || strEQ(d,"NE")) |
a687059c |
849 | EOP(O_SNE); |
850 | break; |
378cc40b |
851 | case 'o': case 'O': |
852 | SNARFWORD; |
853 | if (strEQ(d,"open")) |
854 | OPERATOR(OPEN); |
855 | if (strEQ(d,"ord")) |
a687059c |
856 | UNI(O_ORD); |
378cc40b |
857 | if (strEQ(d,"oct")) |
a687059c |
858 | UNI(O_OCT); |
859 | if (strEQ(d,"opendir")) |
860 | FOP2(O_OPENDIR); |
861 | break; |
378cc40b |
862 | case 'p': case 'P': |
863 | SNARFWORD; |
864 | if (strEQ(d,"print")) { |
a687059c |
865 | checkcomma(s,"filehandle"); |
866 | LOP(O_PRINT); |
378cc40b |
867 | } |
868 | if (strEQ(d,"printf")) { |
a687059c |
869 | checkcomma(s,"filehandle"); |
870 | LOP(O_PRTF); |
378cc40b |
871 | } |
872 | if (strEQ(d,"push")) { |
873 | yylval.ival = O_PUSH; |
874 | OPERATOR(PUSH); |
875 | } |
876 | if (strEQ(d,"pop")) |
877 | OPERATOR(POP); |
a687059c |
878 | if (strEQ(d,"pack")) |
879 | FL2(O_PACK); |
880 | if (strEQ(d,"package")) |
881 | OPERATOR(PACKAGE); |
9f68db38 |
882 | if (strEQ(d,"pipe")) |
883 | FOP22(O_PIPE); |
a687059c |
884 | break; |
378cc40b |
885 | case 'q': case 'Q': |
886 | SNARFWORD; |
a687059c |
887 | if (strEQ(d,"q")) { |
888 | s = scanstr(s-1); |
889 | TERM(RSTRING); |
890 | } |
891 | if (strEQ(d,"qq")) { |
892 | s = scanstr(s-2); |
893 | TERM(RSTRING); |
894 | } |
895 | break; |
378cc40b |
896 | case 'r': case 'R': |
897 | SNARFWORD; |
a687059c |
898 | if (strEQ(d,"return")) |
9f68db38 |
899 | OLDLOP(O_RETURN); |
378cc40b |
900 | if (strEQ(d,"reset")) |
901 | UNI(O_RESET); |
902 | if (strEQ(d,"redo")) |
903 | LOOPX(O_REDO); |
904 | if (strEQ(d,"rename")) |
905 | FUN2(O_RENAME); |
a687059c |
906 | if (strEQ(d,"rand")) |
907 | UNI(O_RAND); |
908 | if (strEQ(d,"rmdir")) |
909 | UNI(O_RMDIR); |
910 | if (strEQ(d,"rindex")) |
911 | FUN2(O_RINDEX); |
912 | if (strEQ(d,"read")) |
913 | FOP3(O_READ); |
914 | if (strEQ(d,"readdir")) |
915 | FOP(O_READDIR); |
916 | if (strEQ(d,"rewinddir")) |
917 | FOP(O_REWINDDIR); |
918 | if (strEQ(d,"recv")) |
919 | FOP4(O_RECV); |
920 | if (strEQ(d,"reverse")) |
921 | LOP(O_REVERSE); |
922 | if (strEQ(d,"readlink")) |
923 | UNI(O_READLINK); |
924 | break; |
378cc40b |
925 | case 's': case 'S': |
663a0e37 |
926 | if (s[1] == '\'') { |
927 | d = "s"; |
928 | s++; |
929 | } |
930 | else { |
931 | SNARFWORD; |
932 | } |
378cc40b |
933 | if (strEQ(d,"s")) { |
934 | s = scansubst(s); |
a687059c |
935 | if (yylval.arg) |
936 | TERM(SUBST); |
937 | else |
938 | RETURN(1); /* force error */ |
939 | } |
940 | switch (d[1]) { |
941 | case 'a': |
942 | case 'b': |
943 | case 'c': |
944 | case 'd': |
945 | break; |
946 | case 'e': |
947 | if (strEQ(d,"select")) |
948 | OPERATOR(SELECT); |
949 | if (strEQ(d,"seek")) |
950 | FOP3(O_SEEK); |
951 | if (strEQ(d,"send")) |
952 | FOP3(O_SEND); |
953 | if (strEQ(d,"setpgrp")) |
954 | FUN2(O_SETPGRP); |
955 | if (strEQ(d,"setpriority")) |
956 | FUN3(O_SETPRIORITY); |
957 | if (strEQ(d,"sethostent")) |
958 | FUN1(O_SHOSTENT); |
959 | if (strEQ(d,"setnetent")) |
960 | FUN1(O_SNETENT); |
961 | if (strEQ(d,"setservent")) |
962 | FUN1(O_SSERVENT); |
963 | if (strEQ(d,"setprotoent")) |
964 | FUN1(O_SPROTOENT); |
965 | if (strEQ(d,"setpwent")) |
966 | FUN0(O_SPWENT); |
967 | if (strEQ(d,"setgrent")) |
968 | FUN0(O_SGRENT); |
969 | if (strEQ(d,"seekdir")) |
970 | FOP2(O_SEEKDIR); |
971 | if (strEQ(d,"setsockopt")) |
972 | FOP4(O_SSOCKOPT); |
973 | break; |
974 | case 'f': |
975 | case 'g': |
976 | break; |
977 | case 'h': |
978 | if (strEQ(d,"shift")) |
979 | TERM(SHIFT); |
980 | if (strEQ(d,"shutdown")) |
981 | FOP2(O_SHUTDOWN); |
982 | break; |
983 | case 'i': |
984 | if (strEQ(d,"sin")) |
985 | UNI(O_SIN); |
986 | break; |
987 | case 'j': |
988 | case 'k': |
989 | break; |
990 | case 'l': |
991 | if (strEQ(d,"sleep")) |
992 | UNI(O_SLEEP); |
993 | break; |
994 | case 'm': |
995 | case 'n': |
996 | break; |
997 | case 'o': |
998 | if (strEQ(d,"socket")) |
999 | FOP4(O_SOCKET); |
1000 | if (strEQ(d,"socketpair")) |
1001 | FOP25(O_SOCKETPAIR); |
1002 | if (strEQ(d,"sort")) { |
1003 | checkcomma(s,"subroutine name"); |
1004 | d = bufend; |
1005 | while (s < d && isascii(*s) && isspace(*s)) s++; |
1006 | if (*s == ';' || *s == ')') /* probably a close */ |
1007 | fatal("sort is now a reserved word"); |
1008 | if (isascii(*s) && (isalpha(*s) || *s == '_')) { |
1009 | for (d = s; isalpha(*d) || isdigit(*d) || *d == '_'; d++) ; |
03a14243 |
1010 | strncpy(tokenbuf,s,d-s); |
1011 | if (strNE(tokenbuf,"keys") && |
1012 | strNE(tokenbuf,"values") && |
1013 | strNE(tokenbuf,"split") && |
1014 | strNE(tokenbuf,"grep") && |
1015 | strNE(tokenbuf,"readdir") && |
1016 | strNE(tokenbuf,"unpack") && |
1017 | strNE(tokenbuf,"do") && |
1018 | (d >= bufend || isspace(*d)) ) |
a687059c |
1019 | *(--s) = '\\'; /* force next ident to WORD */ |
1020 | } |
1021 | LOP(O_SORT); |
1022 | } |
1023 | break; |
1024 | case 'p': |
1025 | if (strEQ(d,"split")) |
1026 | TERM(SPLIT); |
1027 | if (strEQ(d,"sprintf")) |
1028 | FL(O_SPRINTF); |
79a0689e |
1029 | if (strEQ(d,"splice")) { |
1030 | yylval.ival = O_SPLICE; |
1031 | OPERATOR(PUSH); |
1032 | } |
a687059c |
1033 | break; |
1034 | case 'q': |
1035 | if (strEQ(d,"sqrt")) |
1036 | UNI(O_SQRT); |
1037 | break; |
1038 | case 'r': |
1039 | if (strEQ(d,"srand")) |
1040 | UNI(O_SRAND); |
1041 | break; |
1042 | case 's': |
1043 | break; |
1044 | case 't': |
1045 | if (strEQ(d,"stat")) |
1046 | FOP(O_STAT); |
1047 | if (strEQ(d,"study")) { |
1048 | sawstudy++; |
1049 | LFUN(O_STUDY); |
1050 | } |
1051 | break; |
1052 | case 'u': |
1053 | if (strEQ(d,"substr")) |
1054 | FUN3(O_SUBSTR); |
1055 | if (strEQ(d,"sub")) { |
1056 | subline = line; |
1057 | d = bufend; |
1058 | while (s < d && isspace(*s)) |
1059 | s++; |
1060 | if (isalpha(*s) || *s == '_' || *s == '\'') { |
1061 | if (perldb) { |
1062 | str_sset(subname,curstname); |
1063 | str_ncat(subname,"'",1); |
1064 | for (d = s+1; |
1065 | isalpha(*d) || isdigit(*d) || *d == '_' || *d == '\''; |
1066 | d++); |
1067 | if (d[-1] == '\'') |
1068 | d--; |
1069 | str_ncat(subname,s,d-s); |
1070 | } |
1071 | *(--s) = '\\'; /* force next ident to WORD */ |
1072 | } |
1073 | else if (perldb) |
1074 | str_set(subname,"?"); |
1075 | OPERATOR(SUB); |
1076 | } |
1077 | break; |
1078 | case 'v': |
1079 | case 'w': |
1080 | case 'x': |
1081 | break; |
1082 | case 'y': |
1083 | if (strEQ(d,"system")) { |
1084 | set_csh(); |
1085 | LOP(O_SYSTEM); |
1086 | } |
1087 | if (strEQ(d,"symlink")) |
1088 | FUN2(O_SYMLINK); |
1089 | if (strEQ(d,"syscall")) |
1090 | LOP(O_SYSCALL); |
1091 | break; |
1092 | case 'z': |
1093 | break; |
1094 | } |
1095 | break; |
378cc40b |
1096 | case 't': case 'T': |
1097 | SNARFWORD; |
1098 | if (strEQ(d,"tr")) { |
1099 | s = scantrans(s); |
a687059c |
1100 | if (yylval.arg) |
1101 | TERM(TRANS); |
1102 | else |
1103 | RETURN(1); /* force error */ |
378cc40b |
1104 | } |
1105 | if (strEQ(d,"tell")) |
a687059c |
1106 | FOP(O_TELL); |
1107 | if (strEQ(d,"telldir")) |
1108 | FOP(O_TELLDIR); |
378cc40b |
1109 | if (strEQ(d,"time")) |
1110 | FUN0(O_TIME); |
1111 | if (strEQ(d,"times")) |
1112 | FUN0(O_TMS); |
a687059c |
1113 | break; |
378cc40b |
1114 | case 'u': case 'U': |
1115 | SNARFWORD; |
1116 | if (strEQ(d,"using")) |
1117 | OPERATOR(USING); |
1118 | if (strEQ(d,"until")) { |
1119 | yylval.ival = line; |
1120 | OPERATOR(UNTIL); |
1121 | } |
1122 | if (strEQ(d,"unless")) { |
1123 | yylval.ival = line; |
1124 | OPERATOR(UNLESS); |
1125 | } |
a687059c |
1126 | if (strEQ(d,"unlink")) |
1127 | LOP(O_UNLINK); |
1128 | if (strEQ(d,"undef")) |
1129 | LFUN(O_UNDEF); |
1130 | if (strEQ(d,"unpack")) |
1131 | FUN2(O_UNPACK); |
1132 | if (strEQ(d,"utime")) |
1133 | LOP(O_UTIME); |
378cc40b |
1134 | if (strEQ(d,"umask")) |
a687059c |
1135 | UNI(O_UMASK); |
378cc40b |
1136 | if (strEQ(d,"unshift")) { |
1137 | yylval.ival = O_UNSHIFT; |
1138 | OPERATOR(PUSH); |
1139 | } |
a687059c |
1140 | break; |
378cc40b |
1141 | case 'v': case 'V': |
1142 | SNARFWORD; |
1143 | if (strEQ(d,"values")) |
a687059c |
1144 | HFUN(O_VALUES); |
1145 | if (strEQ(d,"vec")) { |
1146 | sawvec = TRUE; |
1147 | FUN3(O_VEC); |
1148 | } |
1149 | break; |
378cc40b |
1150 | case 'w': case 'W': |
1151 | SNARFWORD; |
378cc40b |
1152 | if (strEQ(d,"while")) { |
1153 | yylval.ival = line; |
1154 | OPERATOR(WHILE); |
1155 | } |
a687059c |
1156 | if (strEQ(d,"warn")) |
1157 | LOP(O_WARN); |
378cc40b |
1158 | if (strEQ(d,"wait")) |
1159 | FUN0(O_WAIT); |
a687059c |
1160 | if (strEQ(d,"wantarray")) { |
1161 | yylval.arg = op_new(1); |
1162 | yylval.arg->arg_type = O_ITEM; |
1163 | yylval.arg[1].arg_type = A_WANTARRAY; |
1164 | TERM(RSTRING); |
1165 | } |
1166 | if (strEQ(d,"write")) |
1167 | FOP(O_WRITE); |
1168 | break; |
378cc40b |
1169 | case 'x': case 'X': |
1170 | SNARFWORD; |
1171 | if (!expectterm && strEQ(d,"x")) |
a687059c |
1172 | MOP(O_REPEAT); |
1173 | break; |
378cc40b |
1174 | case 'y': case 'Y': |
663a0e37 |
1175 | if (s[1] == '\'') { |
1176 | d = "y"; |
1177 | s++; |
1178 | } |
1179 | else { |
1180 | SNARFWORD; |
1181 | } |
378cc40b |
1182 | if (strEQ(d,"y")) { |
1183 | s = scantrans(s); |
1184 | TERM(TRANS); |
1185 | } |
a687059c |
1186 | break; |
378cc40b |
1187 | case 'z': case 'Z': |
1188 | SNARFWORD; |
a687059c |
1189 | break; |
1190 | } |
1191 | yylval.cval = savestr(d); |
1192 | expectterm = FALSE; |
1193 | if (oldoldbufptr && oldoldbufptr < bufptr) { |
1194 | while (isspace(*oldoldbufptr)) |
1195 | oldoldbufptr++; |
1196 | if (*oldoldbufptr == 'p' && strnEQ(oldoldbufptr,"print",5)) |
1197 | expectterm = TRUE; |
1198 | else if (*oldoldbufptr == 's' && strnEQ(oldoldbufptr,"sort",4)) |
1199 | expectterm = TRUE; |
1200 | } |
1201 | return (CLINE, bufptr = s, (int)WORD); |
1202 | } |
1203 | |
1204 | int |
1205 | checkcomma(s,what) |
1206 | register char *s; |
1207 | char *what; |
1208 | { |
1209 | if (*s == '(') |
1210 | s++; |
1211 | while (s < bufend && isascii(*s) && isspace(*s)) |
1212 | s++; |
1213 | if (isascii(*s) && (isalpha(*s) || *s == '_')) { |
1214 | s++; |
1215 | while (isalpha(*s) || isdigit(*s) || *s == '_') |
1216 | s++; |
1217 | while (s < bufend && isspace(*s)) |
1218 | s++; |
1219 | if (*s == ',') |
1220 | fatal("No comma allowed after %s", what); |
378cc40b |
1221 | } |
1222 | } |
1223 | |
1224 | char * |
a687059c |
1225 | scanreg(s,send,dest) |
378cc40b |
1226 | register char *s; |
a687059c |
1227 | register char *send; |
378cc40b |
1228 | char *dest; |
1229 | { |
1230 | register char *d; |
a687059c |
1231 | int brackets = 0; |
378cc40b |
1232 | |
a687059c |
1233 | reparse = Nullch; |
378cc40b |
1234 | s++; |
1235 | d = dest; |
1236 | if (isdigit(*s)) { |
a687059c |
1237 | while (isdigit(*s)) |
378cc40b |
1238 | *d++ = *s++; |
1239 | } |
1240 | else { |
a687059c |
1241 | while (isalpha(*s) || isdigit(*s) || *s == '_' || *s == '\'') |
378cc40b |
1242 | *d++ = *s++; |
1243 | } |
663a0e37 |
1244 | while (d > dest+1 && d[-1] == '\'') |
a687059c |
1245 | d--,s--; |
378cc40b |
1246 | *d = '\0'; |
1247 | d = dest; |
1248 | if (!*d) { |
1249 | *d = *s++; |
a687059c |
1250 | if (*d == '{' /* } */ ) { |
378cc40b |
1251 | d = dest; |
a687059c |
1252 | brackets++; |
1253 | while (s < send && brackets) { |
1254 | if (!reparse && (d == dest || (*s && isascii(*s) && |
1255 | (isalpha(*s) || isdigit(*s) || *s == '_') ))) { |
1256 | *d++ = *s++; |
1257 | continue; |
1258 | } |
1259 | else if (!reparse) |
1260 | reparse = s; |
1261 | switch (*s++) { |
1262 | /* { */ |
1263 | case '}': |
1264 | brackets--; |
1265 | if (reparse && reparse == s - 1) |
1266 | reparse = Nullch; |
1267 | break; |
1268 | case '{': /* } */ |
1269 | brackets++; |
1270 | break; |
1271 | } |
1272 | } |
378cc40b |
1273 | *d = '\0'; |
1274 | d = dest; |
378cc40b |
1275 | } |
1276 | else |
1277 | d[1] = '\0'; |
1278 | } |
1279 | if (*d == '^' && !isspace(*s)) |
1280 | *d = *s++ & 31; |
1281 | return s; |
1282 | } |
1283 | |
1284 | STR * |
a687059c |
1285 | scanconst(string,len) |
378cc40b |
1286 | char *string; |
a687059c |
1287 | int len; |
378cc40b |
1288 | { |
1289 | register STR *retstr; |
1290 | register char *t; |
1291 | register char *d; |
a687059c |
1292 | register char *e; |
378cc40b |
1293 | |
1294 | if (index(string,'|')) { |
1295 | return Nullstr; |
1296 | } |
a687059c |
1297 | retstr = Str_new(86,len); |
1298 | str_nset(retstr,string,len); |
378cc40b |
1299 | t = str_get(retstr); |
a687059c |
1300 | e = t + len; |
1301 | retstr->str_u.str_useful = 100; |
1302 | for (d=t; d < e; ) { |
378cc40b |
1303 | switch (*d) { |
a687059c |
1304 | case '{': |
1305 | if (isdigit(d[1])) |
1306 | e = d; |
1307 | else |
1308 | goto defchar; |
1309 | break; |
1310 | case '.': case '[': case '$': case '(': case ')': case '|': case '+': |
1311 | e = d; |
378cc40b |
1312 | break; |
1313 | case '\\': |
a687059c |
1314 | if (d[1] && index("wWbB0123456789sSdD",d[1])) { |
1315 | e = d; |
378cc40b |
1316 | break; |
1317 | } |
a687059c |
1318 | (void)bcopy(d+1,d,e-d); |
1319 | e--; |
378cc40b |
1320 | switch(*d) { |
1321 | case 'n': |
1322 | *d = '\n'; |
1323 | break; |
1324 | case 't': |
1325 | *d = '\t'; |
1326 | break; |
1327 | case 'f': |
1328 | *d = '\f'; |
1329 | break; |
1330 | case 'r': |
1331 | *d = '\r'; |
1332 | break; |
1333 | } |
1334 | /* FALL THROUGH */ |
1335 | default: |
a687059c |
1336 | defchar: |
1337 | if (d[1] == '*' || (d[1] == '{' && d[2] == '0') || d[1] == '?') { |
1338 | e = d; |
378cc40b |
1339 | break; |
1340 | } |
1341 | d++; |
1342 | } |
1343 | } |
a687059c |
1344 | if (d == t) { |
378cc40b |
1345 | str_free(retstr); |
1346 | return Nullstr; |
1347 | } |
a687059c |
1348 | *d = '\0'; |
1349 | retstr->str_cur = d - t; |
378cc40b |
1350 | return retstr; |
1351 | } |
1352 | |
1353 | char * |
1354 | scanpat(s) |
1355 | register char *s; |
1356 | { |
a687059c |
1357 | register SPAT *spat; |
378cc40b |
1358 | register char *d; |
a687059c |
1359 | register char *e; |
1360 | int len; |
1361 | SPAT savespat; |
378cc40b |
1362 | |
a687059c |
1363 | Newz(801,spat,1,SPAT); |
1364 | spat->spat_next = curstash->tbl_spatroot; /* link into spat list */ |
1365 | curstash->tbl_spatroot = spat; |
378cc40b |
1366 | |
1367 | switch (*s++) { |
1368 | case 'm': |
1369 | s++; |
1370 | break; |
1371 | case '/': |
1372 | break; |
1373 | case '?': |
1374 | spat->spat_flags |= SPAT_ONCE; |
1375 | break; |
1376 | default: |
1377 | fatal("panic: scanpat"); |
1378 | } |
a687059c |
1379 | s = cpytill(tokenbuf,s,bufend,s[-1],&len); |
1380 | if (s >= bufend) { |
1381 | yyerror("Search pattern not terminated"); |
1382 | yylval.arg = Nullarg; |
1383 | return s; |
1384 | } |
378cc40b |
1385 | s++; |
a687059c |
1386 | while (*s == 'i' || *s == 'o') { |
1387 | if (*s == 'i') { |
1388 | s++; |
1389 | sawi = TRUE; |
1390 | spat->spat_flags |= SPAT_FOLD; |
1391 | } |
1392 | if (*s == 'o') { |
1393 | s++; |
1394 | spat->spat_flags |= SPAT_KEEP; |
1395 | } |
378cc40b |
1396 | } |
a687059c |
1397 | e = tokenbuf + len; |
1398 | for (d=tokenbuf; d < e; d++) { |
1399 | if ((*d == '$' && d[1] && d[-1] != '\\' && d[1] != '|') || |
1400 | (*d == '@' && d[-1] != '\\')) { |
378cc40b |
1401 | register ARG *arg; |
1402 | |
1403 | spat->spat_runtime = arg = op_new(1); |
1404 | arg->arg_type = O_ITEM; |
1405 | arg[1].arg_type = A_DOUBLE; |
a687059c |
1406 | arg[1].arg_ptr.arg_str = str_make(tokenbuf,len); |
1407 | arg[1].arg_ptr.arg_str->str_u.str_hash = curstash; |
1408 | d = scanreg(d,bufend,buf); |
1409 | (void)stabent(buf,TRUE); /* make sure it's created */ |
1410 | for (; d < e; d++) { |
1411 | if (*d == '$' && d[1] && d[-1] != '\\' && d[1] != '|') { |
1412 | d = scanreg(d,bufend,buf); |
1413 | (void)stabent(buf,TRUE); |
1414 | } |
1415 | else if (*d == '@' && d[-1] != '\\') { |
1416 | d = scanreg(d,bufend,buf); |
1417 | if (strEQ(buf,"ARGV") || strEQ(buf,"ENV") || |
1418 | strEQ(buf,"SIG") || strEQ(buf,"INC")) |
1419 | (void)stabent(buf,TRUE); |
1420 | } |
1421 | } |
378cc40b |
1422 | goto got_pat; /* skip compiling for now */ |
1423 | } |
1424 | } |
a687059c |
1425 | if (spat->spat_flags & SPAT_FOLD) |
1426 | #ifdef STRUCTCOPY |
1427 | savespat = *spat; |
1428 | #else |
1429 | (void)bcopy((char *)spat, (char *)&savespat, sizeof(SPAT)); |
1430 | #endif |
1431 | if (*tokenbuf == '^') { |
1432 | spat->spat_short = scanconst(tokenbuf+1,len-1); |
1433 | if (spat->spat_short) { |
1434 | spat->spat_slen = spat->spat_short->str_cur; |
1435 | if (spat->spat_slen == len - 1) |
1436 | spat->spat_flags |= SPAT_ALL; |
378cc40b |
1437 | } |
378cc40b |
1438 | } |
a687059c |
1439 | else { |
1440 | spat->spat_flags |= SPAT_SCANFIRST; |
1441 | spat->spat_short = scanconst(tokenbuf,len); |
1442 | if (spat->spat_short) { |
1443 | spat->spat_slen = spat->spat_short->str_cur; |
1444 | if (spat->spat_slen == len) |
1445 | spat->spat_flags |= SPAT_ALL; |
1446 | } |
1447 | } |
1448 | if ((spat->spat_flags & SPAT_ALL) && (spat->spat_flags & SPAT_SCANFIRST)) { |
1449 | fbmcompile(spat->spat_short, spat->spat_flags & SPAT_FOLD); |
1450 | spat->spat_regexp = regcomp(tokenbuf,tokenbuf+len, |
1451 | spat->spat_flags & SPAT_FOLD,1); |
1452 | /* Note that this regexp can still be used if someone says |
1453 | * something like /a/ && s//b/; so we can't delete it. |
1454 | */ |
1455 | } |
1456 | else { |
1457 | if (spat->spat_flags & SPAT_FOLD) |
1458 | #ifdef STRUCTCOPY |
1459 | *spat = savespat; |
1460 | #else |
1461 | (void)bcopy((char *)&savespat, (char *)spat, sizeof(SPAT)); |
1462 | #endif |
1463 | if (spat->spat_short) |
1464 | fbmcompile(spat->spat_short, spat->spat_flags & SPAT_FOLD); |
1465 | spat->spat_regexp = regcomp(tokenbuf,tokenbuf+len, |
1466 | spat->spat_flags & SPAT_FOLD,1); |
1467 | hoistmust(spat); |
1468 | } |
378cc40b |
1469 | got_pat: |
1470 | yylval.arg = make_match(O_MATCH,stab2arg(A_STAB,defstab),spat); |
1471 | return s; |
1472 | } |
1473 | |
1474 | char * |
1475 | scansubst(s) |
1476 | register char *s; |
1477 | { |
a687059c |
1478 | register SPAT *spat; |
378cc40b |
1479 | register char *d; |
a687059c |
1480 | register char *e; |
1481 | int len; |
378cc40b |
1482 | |
a687059c |
1483 | Newz(802,spat,1,SPAT); |
1484 | spat->spat_next = curstash->tbl_spatroot; /* link into spat list */ |
1485 | curstash->tbl_spatroot = spat; |
378cc40b |
1486 | |
a687059c |
1487 | s = cpytill(tokenbuf,s+1,bufend,*s,&len); |
1488 | if (s >= bufend) { |
1489 | yyerror("Substitution pattern not terminated"); |
1490 | yylval.arg = Nullarg; |
1491 | return s; |
1492 | } |
1493 | e = tokenbuf + len; |
1494 | for (d=tokenbuf; d < e; d++) { |
1495 | if ((*d == '$' && d[1] && d[-1] != '\\' && d[1] != '|') || |
1496 | (*d == '@' && d[-1] != '\\')) { |
378cc40b |
1497 | register ARG *arg; |
1498 | |
1499 | spat->spat_runtime = arg = op_new(1); |
1500 | arg->arg_type = O_ITEM; |
1501 | arg[1].arg_type = A_DOUBLE; |
a687059c |
1502 | arg[1].arg_ptr.arg_str = str_make(tokenbuf,len); |
1503 | arg[1].arg_ptr.arg_str->str_u.str_hash = curstash; |
1504 | d = scanreg(d,bufend,buf); |
1505 | (void)stabent(buf,TRUE); /* make sure it's created */ |
1506 | for (; *d; d++) { |
1507 | if (*d == '$' && d[1] && d[-1] != '\\' && d[1] != '|') { |
1508 | d = scanreg(d,bufend,buf); |
1509 | (void)stabent(buf,TRUE); |
1510 | } |
1511 | else if (*d == '@' && d[-1] != '\\') { |
1512 | d = scanreg(d,bufend,buf); |
1513 | if (strEQ(buf,"ARGV") || strEQ(buf,"ENV") || |
1514 | strEQ(buf,"SIG") || strEQ(buf,"INC")) |
1515 | (void)stabent(buf,TRUE); |
1516 | } |
1517 | } |
378cc40b |
1518 | goto get_repl; /* skip compiling for now */ |
1519 | } |
1520 | } |
1521 | if (*tokenbuf == '^') { |
a687059c |
1522 | spat->spat_short = scanconst(tokenbuf+1,len-1); |
378cc40b |
1523 | if (spat->spat_short) |
a687059c |
1524 | spat->spat_slen = spat->spat_short->str_cur; |
378cc40b |
1525 | } |
1526 | else { |
1527 | spat->spat_flags |= SPAT_SCANFIRST; |
a687059c |
1528 | spat->spat_short = scanconst(tokenbuf,len); |
378cc40b |
1529 | if (spat->spat_short) |
a687059c |
1530 | spat->spat_slen = spat->spat_short->str_cur; |
1531 | } |
1532 | d = nsavestr(tokenbuf,len); |
378cc40b |
1533 | get_repl: |
1534 | s = scanstr(s); |
a687059c |
1535 | if (s >= bufend) { |
1536 | yyerror("Substitution replacement not terminated"); |
1537 | yylval.arg = Nullarg; |
1538 | return s; |
1539 | } |
378cc40b |
1540 | spat->spat_repl = yylval.arg; |
1541 | spat->spat_flags |= SPAT_ONCE; |
a687059c |
1542 | if ((spat->spat_repl[1].arg_type & A_MASK) == A_SINGLE) |
1543 | spat->spat_flags |= SPAT_CONST; |
1544 | else if ((spat->spat_repl[1].arg_type & A_MASK) == A_DOUBLE) { |
1545 | STR *tmpstr; |
1546 | register char *t; |
1547 | |
1548 | spat->spat_flags |= SPAT_CONST; |
1549 | tmpstr = spat->spat_repl[1].arg_ptr.arg_str; |
1550 | e = tmpstr->str_ptr + tmpstr->str_cur; |
1551 | for (t = tmpstr->str_ptr; t < e; t++) { |
9f68db38 |
1552 | if (*t == '$' && t[1] && (index("`'&+0123456789",t[1]) || |
1553 | (t[1] == '{' /*}*/ && isdigit(t[2])) )) |
a687059c |
1554 | spat->spat_flags &= ~SPAT_CONST; |
1555 | } |
1556 | } |
1557 | while (*s == 'g' || *s == 'i' || *s == 'e' || *s == 'o') { |
1558 | if (*s == 'e') { |
1559 | s++; |
1560 | if ((spat->spat_repl[1].arg_type & A_MASK) == A_DOUBLE) |
1561 | spat->spat_repl[1].arg_type = A_SINGLE; |
1562 | spat->spat_repl = fixeval(make_op(O_EVAL,2, |
1563 | spat->spat_repl, |
1564 | Nullarg, |
1565 | Nullarg)); |
1566 | spat->spat_flags &= ~SPAT_CONST; |
1567 | } |
378cc40b |
1568 | if (*s == 'g') { |
1569 | s++; |
1570 | spat->spat_flags &= ~SPAT_ONCE; |
1571 | } |
1572 | if (*s == 'i') { |
1573 | s++; |
a687059c |
1574 | sawi = TRUE; |
378cc40b |
1575 | spat->spat_flags |= SPAT_FOLD; |
a687059c |
1576 | if (!(spat->spat_flags & SPAT_SCANFIRST)) { |
1577 | str_free(spat->spat_short); /* anchored opt doesn't do */ |
1578 | spat->spat_short = Nullstr; /* case insensitive match */ |
1579 | spat->spat_slen = 0; |
1580 | } |
1581 | } |
1582 | if (*s == 'o') { |
1583 | s++; |
1584 | spat->spat_flags |= SPAT_KEEP; |
378cc40b |
1585 | } |
1586 | } |
a687059c |
1587 | if (spat->spat_short && (spat->spat_flags & SPAT_SCANFIRST)) |
1588 | fbmcompile(spat->spat_short, spat->spat_flags & SPAT_FOLD); |
378cc40b |
1589 | if (!spat->spat_runtime) { |
a687059c |
1590 | spat->spat_regexp = regcomp(d,d+len,spat->spat_flags & SPAT_FOLD,1); |
378cc40b |
1591 | hoistmust(spat); |
a687059c |
1592 | Safefree(d); |
378cc40b |
1593 | } |
1594 | yylval.arg = make_match(O_SUBST,stab2arg(A_STAB,defstab),spat); |
1595 | return s; |
1596 | } |
1597 | |
1598 | hoistmust(spat) |
1599 | register SPAT *spat; |
1600 | { |
1601 | if (spat->spat_regexp->regmust) { /* is there a better short-circuit? */ |
1602 | if (spat->spat_short && |
a687059c |
1603 | str_eq(spat->spat_short,spat->spat_regexp->regmust)) |
1604 | { |
378cc40b |
1605 | if (spat->spat_flags & SPAT_SCANFIRST) { |
1606 | str_free(spat->spat_short); |
1607 | spat->spat_short = Nullstr; |
1608 | } |
1609 | else { |
1610 | str_free(spat->spat_regexp->regmust); |
1611 | spat->spat_regexp->regmust = Nullstr; |
1612 | return; |
1613 | } |
1614 | } |
1615 | if (!spat->spat_short || /* promote the better string */ |
1616 | ((spat->spat_flags & SPAT_SCANFIRST) && |
1617 | (spat->spat_short->str_cur < spat->spat_regexp->regmust->str_cur) )){ |
1618 | str_free(spat->spat_short); /* ok if null */ |
1619 | spat->spat_short = spat->spat_regexp->regmust; |
1620 | spat->spat_regexp->regmust = Nullstr; |
1621 | spat->spat_flags |= SPAT_SCANFIRST; |
1622 | } |
1623 | } |
1624 | } |
1625 | |
1626 | char * |
a687059c |
1627 | expand_charset(s,len,retlen) |
378cc40b |
1628 | register char *s; |
a687059c |
1629 | int len; |
1630 | int *retlen; |
378cc40b |
1631 | { |
1632 | char t[512]; |
1633 | register char *d = t; |
1634 | register int i; |
a687059c |
1635 | register char *send = s + len; |
378cc40b |
1636 | |
a687059c |
1637 | while (s < send) { |
1638 | if (s[1] == '-' && s+2 < send) { |
378cc40b |
1639 | for (i = s[0]; i <= s[2]; i++) |
1640 | *d++ = i; |
1641 | s += 3; |
1642 | } |
1643 | else |
1644 | *d++ = *s++; |
1645 | } |
1646 | *d = '\0'; |
a687059c |
1647 | *retlen = d - t; |
1648 | return nsavestr(t,d-t); |
378cc40b |
1649 | } |
1650 | |
1651 | char * |
1652 | scantrans(s) |
1653 | register char *s; |
1654 | { |
1655 | ARG *arg = |
a687059c |
1656 | l(make_op(O_TRANS,2,stab2arg(A_STAB,defstab),Nullarg,Nullarg)); |
378cc40b |
1657 | register char *t; |
1658 | register char *r; |
a687059c |
1659 | register char *tbl; |
378cc40b |
1660 | register int i; |
13281fa4 |
1661 | register int j; |
a687059c |
1662 | int tlen, rlen; |
378cc40b |
1663 | |
a687059c |
1664 | Newz(803,tbl,256,char); |
378cc40b |
1665 | arg[2].arg_type = A_NULL; |
1666 | arg[2].arg_ptr.arg_cval = tbl; |
378cc40b |
1667 | s = scanstr(s); |
a687059c |
1668 | if (s >= bufend) { |
1669 | yyerror("Translation pattern not terminated"); |
1670 | yylval.arg = Nullarg; |
1671 | return s; |
1672 | } |
1673 | t = expand_charset(yylval.arg[1].arg_ptr.arg_str->str_ptr, |
1674 | yylval.arg[1].arg_ptr.arg_str->str_cur,&tlen); |
378cc40b |
1675 | free_arg(yylval.arg); |
1676 | s = scanstr(s-1); |
a687059c |
1677 | if (s >= bufend) { |
1678 | yyerror("Translation replacement not terminated"); |
1679 | yylval.arg = Nullarg; |
1680 | return s; |
1681 | } |
1682 | r = expand_charset(yylval.arg[1].arg_ptr.arg_str->str_ptr, |
1683 | yylval.arg[1].arg_ptr.arg_str->str_cur,&rlen); |
378cc40b |
1684 | free_arg(yylval.arg); |
1685 | yylval.arg = arg; |
1686 | if (!*r) { |
a687059c |
1687 | Safefree(r); |
ffed7fef |
1688 | r = t; rlen = tlen; |
378cc40b |
1689 | } |
a687059c |
1690 | for (i = 0, j = 0; i < tlen; i++,j++) { |
1691 | if (j >= rlen) |
13281fa4 |
1692 | --j; |
1693 | tbl[t[i] & 0377] = r[j]; |
378cc40b |
1694 | } |
1695 | if (r != t) |
a687059c |
1696 | Safefree(r); |
1697 | Safefree(t); |
378cc40b |
1698 | return s; |
1699 | } |
1700 | |
1701 | char * |
1702 | scanstr(s) |
1703 | register char *s; |
1704 | { |
1705 | register char term; |
1706 | register char *d; |
1707 | register ARG *arg; |
a687059c |
1708 | register char *send; |
378cc40b |
1709 | register bool makesingle = FALSE; |
1710 | register STAB *stab; |
a687059c |
1711 | bool alwaysdollar = FALSE; |
1712 | bool hereis = FALSE; |
1713 | STR *herewas; |
1714 | char *leave = "\\$@nrtfb0123456789[{]}"; /* which backslash sequences to keep */ |
1715 | int len; |
378cc40b |
1716 | |
1717 | arg = op_new(1); |
1718 | yylval.arg = arg; |
1719 | arg->arg_type = O_ITEM; |
1720 | |
1721 | switch (*s) { |
1722 | default: /* a substitution replacement */ |
1723 | arg[1].arg_type = A_DOUBLE; |
1724 | makesingle = TRUE; /* maybe disable runtime scanning */ |
1725 | term = *s; |
1726 | if (term == '\'') |
1727 | leave = Nullch; |
1728 | goto snarf_it; |
1729 | case '0': |
1730 | { |
1731 | long i; |
1732 | int shift; |
1733 | |
1734 | arg[1].arg_type = A_SINGLE; |
1735 | if (s[1] == 'x') { |
1736 | shift = 4; |
1737 | s += 2; |
1738 | } |
1739 | else if (s[1] == '.') |
1740 | goto decimal; |
1741 | else |
1742 | shift = 3; |
1743 | i = 0; |
1744 | for (;;) { |
1745 | switch (*s) { |
1746 | default: |
1747 | goto out; |
1748 | case '8': case '9': |
1749 | if (shift != 4) |
a687059c |
1750 | yyerror("Illegal octal digit"); |
378cc40b |
1751 | /* FALL THROUGH */ |
1752 | case '0': case '1': case '2': case '3': case '4': |
1753 | case '5': case '6': case '7': |
1754 | i <<= shift; |
1755 | i += *s++ & 15; |
1756 | break; |
1757 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
1758 | case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
1759 | if (shift != 4) |
1760 | goto out; |
1761 | i <<= 4; |
1762 | i += (*s++ & 7) + 9; |
1763 | break; |
1764 | } |
1765 | } |
1766 | out: |
a687059c |
1767 | (void)sprintf(tokenbuf,"%ld",i); |
1768 | arg[1].arg_ptr.arg_str = str_make(tokenbuf,strlen(tokenbuf)); |
663a0e37 |
1769 | #ifdef MICROPORT /* Microport 2.4 hack */ |
1770 | { double zz = str_2num(arg[1].arg_ptr.arg_str); } |
1771 | #else |
a687059c |
1772 | (void)str_2num(arg[1].arg_ptr.arg_str); |
663a0e37 |
1773 | #endif /* Microport 2.4 hack */ |
378cc40b |
1774 | } |
1775 | break; |
1776 | case '1': case '2': case '3': case '4': case '5': |
1777 | case '6': case '7': case '8': case '9': case '.': |
1778 | decimal: |
1779 | arg[1].arg_type = A_SINGLE; |
1780 | d = tokenbuf; |
1781 | while (isdigit(*s) || *s == '_') { |
1782 | if (*s == '_') |
1783 | s++; |
1784 | else |
1785 | *d++ = *s++; |
1786 | } |
a687059c |
1787 | if (*s == '.' && s[1] && index("0123456789eE ;",s[1])) { |
378cc40b |
1788 | *d++ = *s++; |
1789 | while (isdigit(*s) || *s == '_') { |
1790 | if (*s == '_') |
1791 | s++; |
1792 | else |
1793 | *d++ = *s++; |
1794 | } |
1795 | } |
a687059c |
1796 | if (*s && index("eE",*s) && index("+-0123456789",s[1])) { |
378cc40b |
1797 | *d++ = *s++; |
1798 | if (*s == '+' || *s == '-') |
1799 | *d++ = *s++; |
1800 | while (isdigit(*s)) |
1801 | *d++ = *s++; |
1802 | } |
1803 | *d = '\0'; |
a687059c |
1804 | arg[1].arg_ptr.arg_str = str_make(tokenbuf, d - tokenbuf); |
663a0e37 |
1805 | #ifdef MICROPORT /* Microport 2.4 hack */ |
1806 | { double zz = str_2num(arg[1].arg_ptr.arg_str); } |
1807 | #else |
a687059c |
1808 | (void)str_2num(arg[1].arg_ptr.arg_str); |
663a0e37 |
1809 | #endif /* Microport 2.4 hack */ |
378cc40b |
1810 | break; |
378cc40b |
1811 | case '<': |
a687059c |
1812 | if (*++s == '<') { |
1813 | hereis = TRUE; |
1814 | d = tokenbuf; |
1815 | if (!rsfp) |
1816 | *d++ = '\n'; |
1817 | if (*++s && index("`'\"",*s)) { |
1818 | term = *s++; |
1819 | s = cpytill(d,s,bufend,term,&len); |
1820 | if (s < bufend) |
1821 | s++; |
1822 | d += len; |
1823 | } |
1824 | else { |
1825 | if (*s == '\\') |
1826 | s++, term = '\''; |
1827 | else |
1828 | term = '"'; |
1829 | while (isascii(*s) && (isalpha(*s) || isdigit(*s) || *s == '_')) |
1830 | *d++ = *s++; |
1831 | } /* assuming tokenbuf won't clobber */ |
1832 | *d++ = '\n'; |
1833 | *d = '\0'; |
1834 | len = d - tokenbuf; |
1835 | d = "\n"; |
1836 | if (rsfp || !(d=ninstr(s,bufend,d,d+1))) |
1837 | herewas = str_make(s,bufend-s); |
1838 | else |
1839 | s--, herewas = str_make(s,d-s); |
1840 | s += herewas->str_cur; |
1841 | if (term == '\'') |
1842 | goto do_single; |
1843 | if (term == '`') |
1844 | goto do_back; |
1845 | goto do_double; |
1846 | } |
378cc40b |
1847 | d = tokenbuf; |
a687059c |
1848 | s = cpytill(d,s,bufend,'>',&len); |
1849 | if (s < bufend) |
378cc40b |
1850 | s++; |
1851 | if (*d == '$') d++; |
a687059c |
1852 | while (*d && |
1853 | (isalpha(*d) || isdigit(*d) || *d == '_' || *d == '\'')) |
1854 | d++; |
1855 | if (d - tokenbuf != len) { |
378cc40b |
1856 | d = tokenbuf; |
1857 | arg[1].arg_type = A_GLOB; |
a687059c |
1858 | d = nsavestr(d,len); |
378cc40b |
1859 | arg[1].arg_ptr.arg_stab = stab = genstab(); |
a687059c |
1860 | stab_io(stab) = stio_new(); |
1861 | stab_val(stab) = str_make(d,len); |
1862 | stab_val(stab)->str_u.str_hash = curstash; |
1863 | Safefree(d); |
1864 | set_csh(); |
378cc40b |
1865 | } |
1866 | else { |
1867 | d = tokenbuf; |
a687059c |
1868 | if (!len) |
1869 | (void)strcpy(d,"ARGV"); |
378cc40b |
1870 | if (*d == '$') { |
1871 | arg[1].arg_type = A_INDREAD; |
1872 | arg[1].arg_ptr.arg_stab = stabent(d+1,TRUE); |
1873 | } |
1874 | else { |
1875 | arg[1].arg_type = A_READ; |
a687059c |
1876 | if (rsfp == stdin && (strEQ(d,"stdin") || strEQ(d,"STDIN"))) |
1877 | yyerror("Can't get both program and data from <STDIN>"); |
378cc40b |
1878 | arg[1].arg_ptr.arg_stab = stabent(d,TRUE); |
a687059c |
1879 | if (!stab_io(arg[1].arg_ptr.arg_stab)) |
1880 | stab_io(arg[1].arg_ptr.arg_stab) = stio_new(); |
378cc40b |
1881 | if (strEQ(d,"ARGV")) { |
a687059c |
1882 | (void)aadd(arg[1].arg_ptr.arg_stab); |
1883 | stab_io(arg[1].arg_ptr.arg_stab)->flags |= |
378cc40b |
1884 | IOF_ARGV|IOF_START; |
1885 | } |
1886 | } |
1887 | } |
1888 | break; |
a687059c |
1889 | |
1890 | case 'q': |
1891 | s++; |
1892 | if (*s == 'q') { |
1893 | s++; |
1894 | goto do_double; |
1895 | } |
1896 | /* FALL THROUGH */ |
1897 | case '\'': |
1898 | do_single: |
1899 | term = *s; |
1900 | arg[1].arg_type = A_SINGLE; |
1901 | leave = Nullch; |
1902 | goto snarf_it; |
1903 | |
378cc40b |
1904 | case '"': |
a687059c |
1905 | do_double: |
1906 | term = *s; |
378cc40b |
1907 | arg[1].arg_type = A_DOUBLE; |
1908 | makesingle = TRUE; /* maybe disable runtime scanning */ |
a687059c |
1909 | alwaysdollar = TRUE; /* treat $) and $| as variables */ |
378cc40b |
1910 | goto snarf_it; |
1911 | case '`': |
a687059c |
1912 | do_back: |
378cc40b |
1913 | term = *s; |
a687059c |
1914 | arg[1].arg_type = A_BACKTICK; |
1915 | set_csh(); |
1916 | alwaysdollar = TRUE; /* treat $) and $| as variables */ |
378cc40b |
1917 | snarf_it: |
1918 | { |
1919 | STR *tmpstr; |
378cc40b |
1920 | char *tmps; |
1921 | |
a687059c |
1922 | multi_start = line; |
1923 | if (hereis) |
1924 | multi_open = multi_close = '<'; |
1925 | else { |
1926 | multi_open = term; |
1927 | if (tmps = index("([{< )]}> )]}>",term)) |
1928 | term = tmps[5]; |
1929 | multi_close = term; |
1930 | } |
9f68db38 |
1931 | tmpstr = Str_new(87,80); |
a687059c |
1932 | if (hereis) { |
1933 | term = *tokenbuf; |
1934 | if (!rsfp) { |
1935 | d = s; |
1936 | while (s < bufend && |
1937 | (*s != term || bcmp(s,tokenbuf,len) != 0) ) { |
1938 | if (*s++ == '\n') |
1939 | line++; |
1940 | } |
1941 | if (s >= bufend) { |
1942 | line = multi_start; |
1943 | fatal("EOF in string"); |
1944 | } |
1945 | str_nset(tmpstr,d+1,s-d); |
1946 | s += len - 1; |
1947 | str_ncat(herewas,s,bufend-s); |
1948 | str_replace(linestr,herewas); |
1949 | oldoldbufptr = oldbufptr = bufptr = s = str_get(linestr); |
1950 | bufend = linestr->str_ptr + linestr->str_cur; |
1951 | hereis = FALSE; |
1952 | } |
1953 | } |
1954 | else |
1955 | s = str_append_till(tmpstr,s+1,bufend,term,leave); |
1956 | while (s >= bufend) { /* multiple line string? */ |
1957 | if (!rsfp || |
1958 | !(oldoldbufptr = oldbufptr = s = str_gets(linestr, rsfp, 0))) { |
1959 | line = multi_start; |
378cc40b |
1960 | fatal("EOF in string"); |
1961 | } |
1962 | line++; |
a687059c |
1963 | if (perldb) { |
1964 | STR *str = Str_new(88,0); |
1965 | |
1966 | str_sset(str,linestr); |
1967 | astore(lineary,(int)line,str); |
1968 | } |
1969 | bufend = linestr->str_ptr + linestr->str_cur; |
1970 | if (hereis) { |
1971 | if (*s == term && bcmp(s,tokenbuf,len) == 0) { |
1972 | s = bufend - 1; |
1973 | *s = ' '; |
1974 | str_scat(linestr,herewas); |
1975 | bufend = linestr->str_ptr + linestr->str_cur; |
1976 | } |
1977 | else { |
1978 | s = bufend; |
1979 | str_scat(tmpstr,linestr); |
1980 | } |
1981 | } |
1982 | else |
1983 | s = str_append_till(tmpstr,s,bufend,term,leave); |
378cc40b |
1984 | } |
a687059c |
1985 | multi_end = line; |
378cc40b |
1986 | s++; |
a687059c |
1987 | if (tmpstr->str_cur + 5 < tmpstr->str_len) { |
1988 | tmpstr->str_len = tmpstr->str_cur + 1; |
1989 | Renew(tmpstr->str_ptr, tmpstr->str_len, char); |
1990 | } |
1991 | if ((arg[1].arg_type & A_MASK) == A_SINGLE) { |
378cc40b |
1992 | arg[1].arg_ptr.arg_str = tmpstr; |
1993 | break; |
1994 | } |
1995 | tmps = s; |
1996 | s = tmpstr->str_ptr; |
a687059c |
1997 | send = s + tmpstr->str_cur; |
1998 | while (s < send) { /* see if we can make SINGLE */ |
378cc40b |
1999 | if (*s == '\\' && s[1] && isdigit(s[1]) && !isdigit(s[2]) && |
a687059c |
2000 | !alwaysdollar ) |
378cc40b |
2001 | *s = '$'; /* grandfather \digit in subst */ |
a687059c |
2002 | if ((*s == '$' || *s == '@') && s+1 < send && |
2003 | (alwaysdollar || (s[1] != ')' && s[1] != '|'))) { |
378cc40b |
2004 | makesingle = FALSE; /* force interpretation */ |
2005 | } |
a687059c |
2006 | else if (*s == '\\' && s+1 < send) { |
378cc40b |
2007 | s++; |
2008 | } |
2009 | s++; |
2010 | } |
2011 | s = d = tmpstr->str_ptr; /* assuming shrinkage only */ |
a687059c |
2012 | while (s < send) { |
2013 | if ((*s == '$' && s+1 < send && |
2014 | (alwaysdollar || /*(*/ (s[1] != ')' && s[1] != '|')) ) || |
2015 | (*s == '@' && s+1 < send) ) { |
9f68db38 |
2016 | len = scanreg(s,send,tokenbuf) - s; |
a687059c |
2017 | if (*s == '$' || strEQ(tokenbuf,"ARGV") |
2018 | || strEQ(tokenbuf,"ENV") |
2019 | || strEQ(tokenbuf,"SIG") |
2020 | || strEQ(tokenbuf,"INC") ) |
2021 | (void)stabent(tokenbuf,TRUE); /* make sure it exists */ |
378cc40b |
2022 | while (len--) |
2023 | *d++ = *s++; |
2024 | continue; |
2025 | } |
a687059c |
2026 | else if (*s == '\\' && s+1 < send) { |
378cc40b |
2027 | s++; |
2028 | switch (*s) { |
2029 | default: |
a687059c |
2030 | if (!makesingle && (!leave || (*s && index(leave,*s)))) |
378cc40b |
2031 | *d++ = '\\'; |
2032 | *d++ = *s++; |
2033 | continue; |
2034 | case '0': case '1': case '2': case '3': |
2035 | case '4': case '5': case '6': case '7': |
2036 | *d = *s++ - '0'; |
a687059c |
2037 | if (s < send && *s && index("01234567",*s)) { |
378cc40b |
2038 | *d <<= 3; |
2039 | *d += *s++ - '0'; |
2040 | } |
a687059c |
2041 | if (s < send && *s && index("01234567",*s)) { |
378cc40b |
2042 | *d <<= 3; |
2043 | *d += *s++ - '0'; |
2044 | } |
2045 | d++; |
2046 | continue; |
2047 | case 'b': |
2048 | *d++ = '\b'; |
2049 | break; |
2050 | case 'n': |
2051 | *d++ = '\n'; |
2052 | break; |
2053 | case 'r': |
2054 | *d++ = '\r'; |
2055 | break; |
2056 | case 'f': |
2057 | *d++ = '\f'; |
2058 | break; |
2059 | case 't': |
2060 | *d++ = '\t'; |
2061 | break; |
2062 | } |
2063 | s++; |
2064 | continue; |
2065 | } |
2066 | *d++ = *s++; |
2067 | } |
2068 | *d = '\0'; |
2069 | |
a687059c |
2070 | if ((arg[1].arg_type & A_MASK) == A_DOUBLE && makesingle) |
2071 | arg[1].arg_type = A_SINGLE; /* now we can optimize on it */ |
2072 | |
2073 | tmpstr->str_u.str_hash = curstash; /* so interp knows package */ |
378cc40b |
2074 | |
a687059c |
2075 | tmpstr->str_cur = d - tmpstr->str_ptr; |
378cc40b |
2076 | arg[1].arg_ptr.arg_str = tmpstr; |
2077 | s = tmps; |
2078 | break; |
2079 | } |
2080 | } |
a687059c |
2081 | if (hereis) |
2082 | str_free(herewas); |
378cc40b |
2083 | return s; |
2084 | } |
2085 | |
2086 | FCMD * |
2087 | load_format() |
2088 | { |
2089 | FCMD froot; |
2090 | FCMD *flinebeg; |
0f85fab0 |
2091 | char *eol; |
378cc40b |
2092 | register FCMD *fprev = &froot; |
2093 | register FCMD *fcmd; |
2094 | register char *s; |
2095 | register char *t; |
a687059c |
2096 | register STR *str; |
378cc40b |
2097 | bool noblank; |
a687059c |
2098 | bool repeater; |
378cc40b |
2099 | |
a687059c |
2100 | Zero(&froot, 1, FCMD); |
0f85fab0 |
2101 | s = bufptr; |
2102 | while (s < bufend || (s = str_gets(linestr,rsfp, 0)) != Nullch) { |
378cc40b |
2103 | line++; |
a687059c |
2104 | if (perldb) { |
2105 | STR *tmpstr = Str_new(89,0); |
2106 | |
2107 | str_sset(tmpstr,linestr); |
2108 | astore(lineary,(int)line,tmpstr); |
2109 | } |
0f85fab0 |
2110 | if (in_eval && !rsfp) { |
2111 | eol = index(s,'\n'); |
2112 | if (!eol++) |
2113 | eol = bufend; |
2114 | } |
2115 | else |
2116 | eol = bufend = linestr->str_ptr + linestr->str_cur; |
2117 | if (strnEQ(s,".\n",2)) { |
378cc40b |
2118 | bufptr = s; |
2119 | return froot.f_next; |
2120 | } |
0f85fab0 |
2121 | if (*s == '#') { |
2122 | s = eol; |
378cc40b |
2123 | continue; |
0f85fab0 |
2124 | } |
378cc40b |
2125 | flinebeg = Nullfcmd; |
2126 | noblank = FALSE; |
a687059c |
2127 | repeater = FALSE; |
0f85fab0 |
2128 | while (s < eol) { |
a687059c |
2129 | Newz(804,fcmd,1,FCMD); |
378cc40b |
2130 | fprev->f_next = fcmd; |
2131 | fprev = fcmd; |
0f85fab0 |
2132 | for (t=s; t < eol && *t != '@' && *t != '^'; t++) { |
378cc40b |
2133 | if (*t == '~') { |
2134 | noblank = TRUE; |
2135 | *t = ' '; |
a687059c |
2136 | if (t[1] == '~') { |
2137 | repeater = TRUE; |
2138 | t[1] = ' '; |
2139 | } |
378cc40b |
2140 | } |
2141 | } |
a687059c |
2142 | fcmd->f_pre = nsavestr(s, t-s); |
2143 | fcmd->f_presize = t-s; |
378cc40b |
2144 | s = t; |
0f85fab0 |
2145 | if (s >= eol) { |
378cc40b |
2146 | if (noblank) |
2147 | fcmd->f_flags |= FC_NOBLANK; |
a687059c |
2148 | if (repeater) |
2149 | fcmd->f_flags |= FC_REPEAT; |
378cc40b |
2150 | break; |
2151 | } |
2152 | if (!flinebeg) |
2153 | flinebeg = fcmd; /* start values here */ |
2154 | if (*s++ == '^') |
2155 | fcmd->f_flags |= FC_CHOP; /* for doing text filling */ |
2156 | switch (*s) { |
2157 | case '*': |
2158 | fcmd->f_type = F_LINES; |
2159 | *s = '\0'; |
2160 | break; |
2161 | case '<': |
2162 | fcmd->f_type = F_LEFT; |
2163 | while (*s == '<') |
2164 | s++; |
2165 | break; |
2166 | case '>': |
2167 | fcmd->f_type = F_RIGHT; |
2168 | while (*s == '>') |
2169 | s++; |
2170 | break; |
2171 | case '|': |
2172 | fcmd->f_type = F_CENTER; |
2173 | while (*s == '|') |
2174 | s++; |
2175 | break; |
2176 | default: |
2177 | fcmd->f_type = F_LEFT; |
2178 | break; |
2179 | } |
2180 | if (fcmd->f_flags & FC_CHOP && *s == '.') { |
2181 | fcmd->f_flags |= FC_MORE; |
2182 | while (*s == '.') |
2183 | s++; |
2184 | } |
2185 | fcmd->f_size = s-t; |
2186 | } |
2187 | if (flinebeg) { |
2188 | again: |
0f85fab0 |
2189 | if (s >= bufend && (s = str_gets(linestr, rsfp, 0)) == Nullch) |
378cc40b |
2190 | goto badform; |
2191 | line++; |
a687059c |
2192 | if (perldb) { |
2193 | STR *tmpstr = Str_new(90,0); |
2194 | |
2195 | str_sset(tmpstr,linestr); |
2196 | astore(lineary,(int)line,tmpstr); |
2197 | } |
0f85fab0 |
2198 | if (in_eval && !rsfp) { |
2199 | eol = index(s,'\n'); |
2200 | if (!eol++) |
2201 | eol = bufend; |
2202 | } |
2203 | else |
2204 | eol = bufend = linestr->str_ptr + linestr->str_cur; |
2205 | if (strnEQ(s,".\n",2)) { |
a687059c |
2206 | bufptr = s; |
378cc40b |
2207 | yyerror("Missing values line"); |
2208 | return froot.f_next; |
2209 | } |
0f85fab0 |
2210 | if (*s == '#') { |
2211 | s = eol; |
378cc40b |
2212 | goto again; |
0f85fab0 |
2213 | } |
2214 | str = flinebeg->f_unparsed = Str_new(91,eol - s); |
a687059c |
2215 | str->str_u.str_hash = curstash; |
2216 | str_nset(str,"(",1); |
2217 | flinebeg->f_line = line; |
0f85fab0 |
2218 | eol[-1] = '\0'; |
2219 | if (!flinebeg->f_next->f_type || index(s, ',')) { |
2220 | eol[-1] = '\n'; |
2221 | str_ncat(str, s, eol - s - 1); |
a687059c |
2222 | str_ncat(str,",$$);",5); |
0f85fab0 |
2223 | s = eol; |
a687059c |
2224 | } |
2225 | else { |
0f85fab0 |
2226 | eol[-1] = '\n'; |
2227 | while (s < eol && isspace(*s)) |
a687059c |
2228 | s++; |
2229 | t = s; |
0f85fab0 |
2230 | while (s < eol) { |
a687059c |
2231 | switch (*s) { |
2232 | case ' ': case '\t': case '\n': case ';': |
2233 | str_ncat(str, t, s - t); |
2234 | str_ncat(str, "," ,1); |
0f85fab0 |
2235 | while (s < eol && (isspace(*s) || *s == ';')) |
a687059c |
2236 | s++; |
2237 | t = s; |
2238 | break; |
2239 | case '$': |
2240 | str_ncat(str, t, s - t); |
2241 | t = s; |
0f85fab0 |
2242 | s = scanreg(s,eol,tokenbuf); |
a687059c |
2243 | str_ncat(str, t, s - t); |
2244 | t = s; |
0f85fab0 |
2245 | if (s < eol && *s && index("$'\"",*s)) |
a687059c |
2246 | str_ncat(str, ",", 1); |
2247 | break; |
2248 | case '"': case '\'': |
2249 | str_ncat(str, t, s - t); |
2250 | t = s; |
2251 | s++; |
0f85fab0 |
2252 | while (s < eol && (*s != *t || s[-1] == '\\')) |
a687059c |
2253 | s++; |
0f85fab0 |
2254 | if (s < eol) |
a687059c |
2255 | s++; |
2256 | str_ncat(str, t, s - t); |
2257 | t = s; |
0f85fab0 |
2258 | if (s < eol && *s && index("$'\"",*s)) |
a687059c |
2259 | str_ncat(str, ",", 1); |
2260 | break; |
2261 | default: |
2262 | yyerror("Please use commas to separate fields"); |
378cc40b |
2263 | } |
378cc40b |
2264 | } |
a687059c |
2265 | str_ncat(str,"$$);",4); |
378cc40b |
2266 | } |
378cc40b |
2267 | } |
2268 | } |
2269 | badform: |
2270 | bufptr = str_get(linestr); |
2271 | yyerror("Format not terminated"); |
2272 | return froot.f_next; |
2273 | } |
a687059c |
2274 | |
2275 | set_csh() |
2276 | { |
ae986130 |
2277 | #ifdef CSH |
2278 | if (!cshlen) |
2279 | cshlen = strlen(cshname); |
2280 | #endif |
a687059c |
2281 | } |