1 | /* chew |
---|
2 | Copyright (C) 1990-1992 Free Software Foundation, Inc. |
---|
3 | Contributed by steve chamberlain @cygnus |
---|
4 | |
---|
5 | |
---|
6 | This program is free software; you can redistribute it and/or modify |
---|
7 | it under the terms of the GNU General Public License as published by |
---|
8 | the Free Software Foundation; either version 2 of the License, or |
---|
9 | (at your option) any later version. |
---|
10 | |
---|
11 | This program is distributed in the hope that it will be useful, |
---|
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
14 | GNU General Public License for more details. |
---|
15 | |
---|
16 | You should have received a copy of the GNU General Public License |
---|
17 | along with this program; if not, write to the Free Software |
---|
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
---|
19 | |
---|
20 | /* |
---|
21 | Yet another way of extracting documentation from source. |
---|
22 | No, I haven't finished it yet, but I hope you people like it better |
---|
23 | that the old way |
---|
24 | |
---|
25 | sac |
---|
26 | |
---|
27 | Basically, this is a sort of string forth, maybe we should call it |
---|
28 | struth? |
---|
29 | |
---|
30 | You define new words thus: |
---|
31 | : <newword> <oldwords> ; |
---|
32 | There is no |
---|
33 | |
---|
34 | */ |
---|
35 | |
---|
36 | |
---|
37 | |
---|
38 | #include <stdio.h> |
---|
39 | #include <stdlib.h> |
---|
40 | #include <ctype.h> |
---|
41 | #include <string.h> |
---|
42 | #include <stdint.h> |
---|
43 | |
---|
44 | #define DEF_SIZE 5000 |
---|
45 | #define STACK 50 |
---|
46 | #define MIN_CMDLEN 4 /* Minimum length of a command */ |
---|
47 | |
---|
48 | int internal_wanted; |
---|
49 | int internal_mode; |
---|
50 | int Verbose=0; |
---|
51 | |
---|
52 | |
---|
53 | |
---|
54 | /* Here is a string type ... */ |
---|
55 | |
---|
56 | typedef struct buffer |
---|
57 | { |
---|
58 | char *ptr; |
---|
59 | unsigned int write_idx; |
---|
60 | unsigned int size; |
---|
61 | } string_type; |
---|
62 | |
---|
63 | |
---|
64 | |
---|
65 | |
---|
66 | |
---|
67 | |
---|
68 | |
---|
69 | static void |
---|
70 | init_string_with_size (string_type *buffer, unsigned int size) |
---|
71 | { |
---|
72 | buffer->write_idx = 0; |
---|
73 | buffer->size = size; |
---|
74 | buffer->ptr = malloc(size); |
---|
75 | } |
---|
76 | |
---|
77 | static void |
---|
78 | init_string (string_type *buffer) |
---|
79 | { |
---|
80 | init_string_with_size(buffer, DEF_SIZE); |
---|
81 | |
---|
82 | } |
---|
83 | |
---|
84 | static int |
---|
85 | find (string_type *str, char *what) |
---|
86 | { |
---|
87 | unsigned int i; |
---|
88 | char *p; |
---|
89 | p = what; |
---|
90 | for (i = 0; i < str->write_idx && *p; i++) |
---|
91 | { |
---|
92 | if (*p == str->ptr[i]) |
---|
93 | p++; |
---|
94 | else |
---|
95 | p = what; |
---|
96 | } |
---|
97 | return (*p == 0); |
---|
98 | |
---|
99 | } |
---|
100 | |
---|
101 | static void |
---|
102 | write_buffer (string_type *buffer) |
---|
103 | { |
---|
104 | fwrite(buffer->ptr, buffer->write_idx, 1, stdout); |
---|
105 | } |
---|
106 | |
---|
107 | |
---|
108 | static void |
---|
109 | delete_string (string_type *buffer) |
---|
110 | { |
---|
111 | free(buffer->ptr); |
---|
112 | } |
---|
113 | |
---|
114 | |
---|
115 | static char * |
---|
116 | addr (string_type *buffer, unsigned int idx) |
---|
117 | { |
---|
118 | return buffer->ptr + idx; |
---|
119 | } |
---|
120 | |
---|
121 | static char |
---|
122 | at (string_type *buffer, unsigned int pos) |
---|
123 | { |
---|
124 | if ( pos >= buffer->write_idx) |
---|
125 | { |
---|
126 | return 0; |
---|
127 | } |
---|
128 | return buffer->ptr[pos]; |
---|
129 | } |
---|
130 | |
---|
131 | static void |
---|
132 | catchar (string_type *buffer, char ch) |
---|
133 | { |
---|
134 | if (buffer->write_idx == buffer->size) |
---|
135 | { |
---|
136 | buffer->size *=2; |
---|
137 | buffer->ptr = realloc(buffer->ptr, buffer->size); |
---|
138 | } |
---|
139 | |
---|
140 | buffer->ptr[buffer->write_idx ++ ] = ch; |
---|
141 | } |
---|
142 | |
---|
143 | |
---|
144 | static void |
---|
145 | overwrite_string (string_type *dst, string_type *src) |
---|
146 | { |
---|
147 | free(dst->ptr); |
---|
148 | dst->size = src->size; |
---|
149 | dst->write_idx = src->write_idx; |
---|
150 | dst->ptr = src->ptr; |
---|
151 | } |
---|
152 | |
---|
153 | static void |
---|
154 | catstr (string_type *dst, string_type *src) |
---|
155 | { |
---|
156 | unsigned int i; |
---|
157 | for (i = 0; i < src->write_idx; i++) |
---|
158 | { |
---|
159 | catchar(dst, src->ptr[i]); |
---|
160 | } |
---|
161 | } |
---|
162 | |
---|
163 | |
---|
164 | static void |
---|
165 | cattext (string_type *buffer, char *string) |
---|
166 | { |
---|
167 | |
---|
168 | while (*string) |
---|
169 | { |
---|
170 | catchar(buffer, *string); |
---|
171 | string++; |
---|
172 | } |
---|
173 | } |
---|
174 | |
---|
175 | static void |
---|
176 | catbuf (string_type *buffer, char *buf, unsigned int len) |
---|
177 | { |
---|
178 | |
---|
179 | while (len--) |
---|
180 | { |
---|
181 | catchar(buffer, *buf); |
---|
182 | buf++; |
---|
183 | } |
---|
184 | } |
---|
185 | |
---|
186 | |
---|
187 | |
---|
188 | static unsigned int |
---|
189 | skip_white_and_stars (string_type *src, unsigned int idx) |
---|
190 | { |
---|
191 | while (isspace(at(src,idx)) |
---|
192 | || (at(src,idx) == '*' && at(src,idx +1) !='/')) |
---|
193 | idx++; |
---|
194 | return idx; |
---|
195 | |
---|
196 | |
---|
197 | } |
---|
198 | /***********************************************************************/ |
---|
199 | |
---|
200 | |
---|
201 | string_type stack[STACK]; |
---|
202 | string_type *tos; |
---|
203 | |
---|
204 | unsigned int idx = 0; /* Pos in input buffer */ |
---|
205 | string_type *ptr; /* and the buffer */ |
---|
206 | typedef void (*stinst_type)(void); |
---|
207 | stinst_type *pc; |
---|
208 | stinst_type sstack[STACK]; |
---|
209 | stinst_type *ssp = &sstack[0]; |
---|
210 | uintptr_t istack[STACK]; |
---|
211 | uintptr_t *isp = &istack[0]; |
---|
212 | |
---|
213 | typedef uintptr_t *word_type; |
---|
214 | |
---|
215 | |
---|
216 | |
---|
217 | struct dict_struct |
---|
218 | { |
---|
219 | char *word; |
---|
220 | struct dict_struct *next; |
---|
221 | stinst_type *code; |
---|
222 | int code_length; |
---|
223 | int code_end; |
---|
224 | int var; |
---|
225 | |
---|
226 | }; |
---|
227 | typedef struct dict_struct dict_type; |
---|
228 | #define WORD(x) static void x(void) |
---|
229 | |
---|
230 | static void |
---|
231 | exec (dict_type *word) |
---|
232 | { |
---|
233 | pc = word->code; |
---|
234 | while (*pc) |
---|
235 | { |
---|
236 | (*pc)(); |
---|
237 | } |
---|
238 | |
---|
239 | } |
---|
240 | WORD(call) |
---|
241 | { |
---|
242 | stinst_type *oldpc = pc; |
---|
243 | dict_type *e; |
---|
244 | e = (dict_type *)(pc [1]); |
---|
245 | exec(e); |
---|
246 | pc = oldpc + 2; |
---|
247 | |
---|
248 | } |
---|
249 | |
---|
250 | WORD(remchar) |
---|
251 | { |
---|
252 | tos->write_idx--; |
---|
253 | pc++; |
---|
254 | |
---|
255 | } |
---|
256 | |
---|
257 | WORD(push_number) |
---|
258 | { |
---|
259 | isp++; |
---|
260 | pc++; |
---|
261 | *isp = (uintptr_t)(*pc); |
---|
262 | pc++; |
---|
263 | |
---|
264 | } |
---|
265 | |
---|
266 | |
---|
267 | |
---|
268 | |
---|
269 | WORD(push_text) |
---|
270 | { |
---|
271 | |
---|
272 | tos++; |
---|
273 | init_string(tos); |
---|
274 | pc++; |
---|
275 | cattext(tos,*((char **)pc)); |
---|
276 | pc++; |
---|
277 | |
---|
278 | } |
---|
279 | |
---|
280 | |
---|
281 | |
---|
282 | /* This function removes everything not inside comments starting on |
---|
283 | the first char of the line from the string, also when copying |
---|
284 | comments, removes blank space and leading *'s |
---|
285 | Blank lines are turned into one blank line |
---|
286 | */ |
---|
287 | |
---|
288 | static void |
---|
289 | remove_noncomments (string_type *src, string_type *dst) |
---|
290 | { |
---|
291 | unsigned int idx = 0; |
---|
292 | |
---|
293 | while (at(src,idx)) |
---|
294 | { |
---|
295 | /* Now see if we have a comment at the start of the line */ |
---|
296 | if (at(src,idx) == '\n' |
---|
297 | && at(src,idx+1) == '/' |
---|
298 | && at(src,idx+2) == '*') |
---|
299 | { |
---|
300 | idx+=3; |
---|
301 | |
---|
302 | idx = skip_white_and_stars(src,idx); |
---|
303 | |
---|
304 | /* Remove leading dot */ |
---|
305 | if (at(src, idx) == '.') |
---|
306 | idx++; |
---|
307 | |
---|
308 | /* Copy to the end of the line, or till the end of the |
---|
309 | comment */ |
---|
310 | while (at(src, idx)) |
---|
311 | { |
---|
312 | if (at(src, idx) == '\n') |
---|
313 | { |
---|
314 | /* end of line, echo and scrape of leading blanks */ |
---|
315 | if (at(src,idx +1) == '\n') |
---|
316 | catchar(dst,'\n'); |
---|
317 | catchar(dst,'\n'); |
---|
318 | idx++; |
---|
319 | idx = skip_white_and_stars(src, idx); |
---|
320 | } |
---|
321 | else if (at(src, idx) == '*' && at(src,idx+1) == '/') |
---|
322 | { |
---|
323 | idx +=2 ; |
---|
324 | cattext(dst,"\nENDDD\n"); |
---|
325 | break; |
---|
326 | } |
---|
327 | else |
---|
328 | { |
---|
329 | catchar(dst, at(src, idx)); |
---|
330 | idx++; |
---|
331 | } |
---|
332 | } |
---|
333 | } |
---|
334 | else idx++; |
---|
335 | } |
---|
336 | } |
---|
337 | /* turn foobar name(stuff); into foobar EXFUN(name,(stuff)); |
---|
338 | |
---|
339 | */ |
---|
340 | |
---|
341 | static void |
---|
342 | exfunstuff (void) |
---|
343 | { |
---|
344 | unsigned int openp; |
---|
345 | unsigned int fname; |
---|
346 | unsigned int idx; |
---|
347 | string_type out; |
---|
348 | init_string(&out); |
---|
349 | |
---|
350 | |
---|
351 | /* make sure that it's not already exfuned */ |
---|
352 | if(find(tos,"EXFUN") || find(tos,"PROTO") || !find(tos,"(")) { |
---|
353 | catstr(&out,tos); |
---|
354 | } |
---|
355 | else |
---|
356 | { |
---|
357 | |
---|
358 | /*Find the open paren*/ |
---|
359 | for (openp = 0; at(tos, openp) != '(' && at(tos,openp); openp++) |
---|
360 | ; |
---|
361 | |
---|
362 | fname = openp; |
---|
363 | /* Step back to the fname */ |
---|
364 | fname--; |
---|
365 | while (fname && isspace(at(tos, fname))) |
---|
366 | fname --; |
---|
367 | while (fname && !isspace(at(tos,fname)) && at(tos,fname) != '*') |
---|
368 | fname--; |
---|
369 | |
---|
370 | fname++; |
---|
371 | |
---|
372 | for (idx = 0; idx < fname; idx++) |
---|
373 | { |
---|
374 | catchar(&out, at(tos,idx)); |
---|
375 | } |
---|
376 | |
---|
377 | cattext(&out,"EXFUN("); |
---|
378 | for (idx = fname; idx < openp; idx++) |
---|
379 | { |
---|
380 | catchar(&out, at(tos,idx)); |
---|
381 | } |
---|
382 | cattext(&out,", "); |
---|
383 | while (at(tos,idx) && at(tos,idx) !=';') |
---|
384 | { |
---|
385 | catchar(&out, at(tos, idx)); |
---|
386 | idx++; |
---|
387 | } |
---|
388 | cattext(&out,");\n"); |
---|
389 | } |
---|
390 | overwrite_string(tos, &out); |
---|
391 | pc++; |
---|
392 | |
---|
393 | } |
---|
394 | |
---|
395 | |
---|
396 | |
---|
397 | /* turn {* |
---|
398 | and *} into comments */ |
---|
399 | |
---|
400 | WORD(translatecomments) |
---|
401 | { |
---|
402 | unsigned int idx = 0; |
---|
403 | string_type out; |
---|
404 | init_string(&out); |
---|
405 | |
---|
406 | while (at(tos, idx)) |
---|
407 | { |
---|
408 | if (at(tos,idx) == '{' && at(tos,idx+1) =='*') |
---|
409 | { |
---|
410 | cattext(&out," /*"); |
---|
411 | idx+=2; |
---|
412 | } |
---|
413 | else if (at(tos,idx) == '*' && at(tos,idx+1) =='}') |
---|
414 | { |
---|
415 | cattext(&out,"*/"); |
---|
416 | idx+=2; |
---|
417 | } |
---|
418 | else |
---|
419 | { |
---|
420 | catchar(&out, at(tos, idx)); |
---|
421 | idx++; |
---|
422 | } |
---|
423 | } |
---|
424 | |
---|
425 | |
---|
426 | overwrite_string(tos, &out); |
---|
427 | |
---|
428 | pc++; |
---|
429 | |
---|
430 | } |
---|
431 | |
---|
432 | #if 0 |
---|
433 | /* turn everything not starting with a . into a comment */ |
---|
434 | |
---|
435 | WORD(manglecomments) |
---|
436 | { |
---|
437 | unsigned int idx = 0; |
---|
438 | string_type out; |
---|
439 | init_string(&out); |
---|
440 | |
---|
441 | while (at(tos, idx)) |
---|
442 | { |
---|
443 | if (at(tos,idx) == '\n' && at(tos,idx+1) =='*') |
---|
444 | { |
---|
445 | cattext(&out," /*"); |
---|
446 | idx+=2; |
---|
447 | } |
---|
448 | else if (at(tos,idx) == '*' && at(tos,idx+1) =='}') |
---|
449 | { |
---|
450 | cattext(&out,"*/"); |
---|
451 | idx+=2; |
---|
452 | } |
---|
453 | else |
---|
454 | { |
---|
455 | catchar(&out, at(tos, idx)); |
---|
456 | idx++; |
---|
457 | } |
---|
458 | } |
---|
459 | |
---|
460 | |
---|
461 | overwrite_string(tos, &out); |
---|
462 | |
---|
463 | pc++; |
---|
464 | |
---|
465 | } |
---|
466 | #endif |
---|
467 | |
---|
468 | /* Mod tos so that only lines with leading dots remain */ |
---|
469 | static void |
---|
470 | outputdots (void) |
---|
471 | { |
---|
472 | unsigned int idx = 0; |
---|
473 | string_type out; |
---|
474 | init_string(&out); |
---|
475 | |
---|
476 | while (at(tos, idx)) |
---|
477 | { |
---|
478 | if (at(tos, idx) == '\n' && at(tos, idx+1) == '.') |
---|
479 | { |
---|
480 | idx += 2; |
---|
481 | |
---|
482 | while (at(tos, idx) && at(tos, idx)!='\n') |
---|
483 | { |
---|
484 | if (at(tos,idx) == '{' && at(tos,idx+1) =='*') |
---|
485 | { |
---|
486 | cattext(&out," /*"); |
---|
487 | idx+=2; |
---|
488 | } |
---|
489 | else if (at(tos,idx) == '*' && at(tos,idx+1) =='}') |
---|
490 | { |
---|
491 | cattext(&out,"*/"); |
---|
492 | idx+=2; |
---|
493 | } |
---|
494 | else |
---|
495 | { |
---|
496 | catchar(&out, at(tos, idx)); |
---|
497 | idx++; |
---|
498 | } |
---|
499 | } |
---|
500 | catchar(&out,'\n'); |
---|
501 | } |
---|
502 | else |
---|
503 | { |
---|
504 | idx++; |
---|
505 | } |
---|
506 | } |
---|
507 | |
---|
508 | overwrite_string(tos, &out); |
---|
509 | pc++; |
---|
510 | |
---|
511 | } |
---|
512 | |
---|
513 | /* Find lines starting with . and | and put example around them on tos |
---|
514 | turn |
---|
515 | {* into open comment and *} into close comment |
---|
516 | escape curlies |
---|
517 | |
---|
518 | */ |
---|
519 | WORD(courierize) |
---|
520 | { |
---|
521 | string_type out; |
---|
522 | unsigned int idx = 0; |
---|
523 | |
---|
524 | init_string(&out); |
---|
525 | |
---|
526 | while (at(tos, idx)) |
---|
527 | { |
---|
528 | if (at(tos, idx) == '\n' |
---|
529 | && (at(tos, idx +1 ) == '.' |
---|
530 | || at(tos,idx+1) == '|')) |
---|
531 | { |
---|
532 | cattext(&out,"\n@smallexample\n"); |
---|
533 | do |
---|
534 | { |
---|
535 | idx += 2; |
---|
536 | |
---|
537 | while (at(tos, idx) && at(tos, idx)!='\n') |
---|
538 | { |
---|
539 | if (at(tos,idx)=='{' && at(tos,idx+1) =='*') |
---|
540 | { |
---|
541 | cattext(&out," /*"); |
---|
542 | idx+=2; |
---|
543 | } |
---|
544 | else if (at(tos,idx)=='*' && at(tos,idx+1) =='}') |
---|
545 | { |
---|
546 | cattext(&out,"*/"); |
---|
547 | idx+=2; |
---|
548 | } |
---|
549 | else if (at(tos,idx) == '{') |
---|
550 | { |
---|
551 | cattext(&out,"@{"); |
---|
552 | idx++; |
---|
553 | } |
---|
554 | else if (at(tos,idx) == '}') |
---|
555 | { |
---|
556 | cattext(&out,"@}"); |
---|
557 | idx++; |
---|
558 | } |
---|
559 | else |
---|
560 | { |
---|
561 | catchar(&out, at(tos, idx)); |
---|
562 | idx++; |
---|
563 | } |
---|
564 | |
---|
565 | } |
---|
566 | catchar(&out,'\n'); |
---|
567 | } |
---|
568 | while (at(tos, idx) == '\n' |
---|
569 | && (at(tos, idx+1) == '.') |
---|
570 | || (at(tos,idx+1) == '|')); |
---|
571 | cattext(&out,"@end smallexample"); |
---|
572 | } |
---|
573 | else |
---|
574 | { |
---|
575 | catchar(&out, at(tos, idx)); |
---|
576 | idx++; |
---|
577 | } |
---|
578 | } |
---|
579 | |
---|
580 | overwrite_string(tos, &out); |
---|
581 | pc++; |
---|
582 | |
---|
583 | |
---|
584 | } |
---|
585 | |
---|
586 | /* |
---|
587 | bulletize: look for bullet item commands at start of line |
---|
588 | Bullet list: |
---|
589 | O+ emit @itemize @bullet |
---|
590 | o emit @item [note lowercase] |
---|
591 | O- emit @end itemize |
---|
592 | |
---|
593 | Variable label list: |
---|
594 | o+ emit @table @code |
---|
595 | o emit @item |
---|
596 | o- emit @end table |
---|
597 | */ |
---|
598 | |
---|
599 | |
---|
600 | WORD(bulletize) |
---|
601 | { |
---|
602 | unsigned int idx = 0; |
---|
603 | string_type out; |
---|
604 | init_string(&out); |
---|
605 | |
---|
606 | while (at(tos, idx)) { |
---|
607 | if (at(tos, idx) == '\n' && at(tos, idx+1) == 'o') |
---|
608 | { |
---|
609 | if (at(tos,idx+2) == '+') { |
---|
610 | cattext(&out,"\n@table @code\n"); |
---|
611 | idx+=3; |
---|
612 | } |
---|
613 | else if (at(tos,idx+2) == '-') { |
---|
614 | cattext(&out,"\n@end table\n"); |
---|
615 | idx+=3; |
---|
616 | } |
---|
617 | else if (isspace(at(tos,idx+2))) { |
---|
618 | cattext(&out,"\n@item "); |
---|
619 | idx+=3; |
---|
620 | } |
---|
621 | else { |
---|
622 | catchar(&out, at(tos, idx)); |
---|
623 | idx++; |
---|
624 | } |
---|
625 | } |
---|
626 | |
---|
627 | else |
---|
628 | if (at(tos, idx) == '\n' && at(tos, idx+1) == 'O') |
---|
629 | { |
---|
630 | if (at(tos,idx+2) == '+') { |
---|
631 | cattext(&out,"\n@itemize @bullet\n"); |
---|
632 | idx+=3; |
---|
633 | } |
---|
634 | |
---|
635 | else if (at(tos,idx+2) == '-') { |
---|
636 | cattext(&out,"\n@end itemize\n"); |
---|
637 | idx+=3; |
---|
638 | } |
---|
639 | else { |
---|
640 | catchar(&out, at(tos, idx)); |
---|
641 | idx++; |
---|
642 | } |
---|
643 | } |
---|
644 | else |
---|
645 | { |
---|
646 | catchar(&out, at(tos, idx)); |
---|
647 | idx++; |
---|
648 | } |
---|
649 | } |
---|
650 | |
---|
651 | delete_string(tos); |
---|
652 | *tos = out; |
---|
653 | pc++; |
---|
654 | |
---|
655 | } |
---|
656 | |
---|
657 | /* Turn <<foo>> into @code{foo} in place at TOS |
---|
658 | Turn <[foo]> into @var{foo} in place at TOS |
---|
659 | nest them too ! |
---|
660 | |
---|
661 | */ |
---|
662 | |
---|
663 | |
---|
664 | WORD(do_fancy_stuff) |
---|
665 | { |
---|
666 | unsigned int idx = 0; |
---|
667 | string_type out; |
---|
668 | init_string(&out); |
---|
669 | while (at(tos, idx)) |
---|
670 | { |
---|
671 | if (at(tos, idx) == '<' |
---|
672 | && at(tos, idx+1) == '<' |
---|
673 | && (!isspace(at(tos,idx + 2)) || at(tos,idx+3) == '>')) |
---|
674 | { |
---|
675 | /* This qualifies as a << startup */ |
---|
676 | idx +=2; |
---|
677 | cattext(&out,"@code{"); |
---|
678 | } |
---|
679 | |
---|
680 | else if (at(tos, idx) == '<' |
---|
681 | && at(tos, idx+1) == '[' |
---|
682 | && !isspace(at(tos,idx + 2))) |
---|
683 | { |
---|
684 | /* This qualifies as a <[ startup */ |
---|
685 | idx +=2; |
---|
686 | cattext(&out,"@var{"); |
---|
687 | } |
---|
688 | else if (at(tos, idx) == '>' |
---|
689 | && at(tos,idx+1) =='>') |
---|
690 | { |
---|
691 | |
---|
692 | cattext(&out,"}"); |
---|
693 | idx+=2; |
---|
694 | } |
---|
695 | else if (at(tos, idx) == ']' |
---|
696 | && at(tos,idx+1) =='>') |
---|
697 | { |
---|
698 | cattext(&out,"}"); |
---|
699 | idx+=2; |
---|
700 | } |
---|
701 | else |
---|
702 | { |
---|
703 | catchar(&out, at(tos, idx)); |
---|
704 | idx++; |
---|
705 | } |
---|
706 | } |
---|
707 | delete_string(tos); |
---|
708 | *tos = out; |
---|
709 | pc++; |
---|
710 | |
---|
711 | } |
---|
712 | /* A command is all upper case,and alone on a line */ |
---|
713 | static int |
---|
714 | iscommand (string_type *ptr, unsigned int idx) |
---|
715 | { |
---|
716 | unsigned int len = 0; |
---|
717 | |
---|
718 | while (isupper(at(ptr,idx)) || at(ptr,idx) == '_') { |
---|
719 | len++; |
---|
720 | idx++; |
---|
721 | } |
---|
722 | |
---|
723 | while (at(ptr,idx) == ' ') { |
---|
724 | len++; |
---|
725 | idx++; |
---|
726 | } |
---|
727 | |
---|
728 | if(at(ptr,idx) == '\n') |
---|
729 | { |
---|
730 | /* The length check will never fail on a real command |
---|
731 | * because the commands are screened as the definitions file |
---|
732 | * is read. */ |
---|
733 | if (len >= MIN_CMDLEN) return 1; |
---|
734 | return 0; |
---|
735 | } |
---|
736 | |
---|
737 | return 0; |
---|
738 | |
---|
739 | } |
---|
740 | |
---|
741 | |
---|
742 | unsigned int |
---|
743 | copy_past_newline (string_type *ptr, unsigned int idx, string_type *dst) |
---|
744 | { |
---|
745 | while (at(ptr, idx) && at(ptr, idx) != '\n') |
---|
746 | { |
---|
747 | catchar(dst, at(ptr, idx)); |
---|
748 | idx++; |
---|
749 | |
---|
750 | } |
---|
751 | catchar(dst, at(ptr, idx)); |
---|
752 | idx++; |
---|
753 | return idx; |
---|
754 | |
---|
755 | } |
---|
756 | |
---|
757 | WORD(icopy_past_newline) |
---|
758 | { |
---|
759 | tos++; |
---|
760 | init_string(tos); |
---|
761 | idx = copy_past_newline(ptr, idx, tos); |
---|
762 | pc++; |
---|
763 | } |
---|
764 | |
---|
765 | |
---|
766 | /* indent |
---|
767 | Take the string at the top of the stack, do some prettying */ |
---|
768 | |
---|
769 | |
---|
770 | |
---|
771 | |
---|
772 | WORD(kill_bogus_lines) |
---|
773 | { |
---|
774 | int sl ; |
---|
775 | |
---|
776 | int idx = 0; |
---|
777 | int c; |
---|
778 | int dot = 0 ; |
---|
779 | |
---|
780 | string_type out; |
---|
781 | init_string(&out); |
---|
782 | /* Drop leading nl */ |
---|
783 | while (at(tos,idx) == '\n') |
---|
784 | { |
---|
785 | idx++; |
---|
786 | } |
---|
787 | c = idx; |
---|
788 | |
---|
789 | /* Find the last char */ |
---|
790 | while (at(tos,idx)) |
---|
791 | { |
---|
792 | idx++; |
---|
793 | } |
---|
794 | |
---|
795 | /* find the last non white before the nl */ |
---|
796 | idx--; |
---|
797 | |
---|
798 | while (idx && isspace(at(tos,idx))) |
---|
799 | idx--; |
---|
800 | idx++; |
---|
801 | |
---|
802 | /* Copy buffer upto last char, but blank lines before and after |
---|
803 | dots don't count */ |
---|
804 | sl = 1; |
---|
805 | |
---|
806 | while (c < idx) |
---|
807 | { |
---|
808 | if (at(tos,c) == '\n' |
---|
809 | && at(tos,c+1) == '\n' |
---|
810 | && at(tos,c+2) == '.') |
---|
811 | { |
---|
812 | /* Ignore two linelines before a dot*/ |
---|
813 | c++; |
---|
814 | } |
---|
815 | else if (at(tos,c) == '.' && sl) |
---|
816 | { |
---|
817 | /* remember that this line started with a dot */ |
---|
818 | dot=2; |
---|
819 | } |
---|
820 | else if (at(tos,c) == '\n' |
---|
821 | && at(tos,c+1) == '\n' |
---|
822 | && dot) |
---|
823 | { |
---|
824 | c++; |
---|
825 | /* Ignore two newlines when last line was dot */ |
---|
826 | } |
---|
827 | |
---|
828 | catchar(&out, at(tos,c)); |
---|
829 | if (at(tos,c) == '\n') |
---|
830 | { |
---|
831 | sl = 1; |
---|
832 | |
---|
833 | if (dot == 2)dot=1;else dot = 0; |
---|
834 | } |
---|
835 | |
---|
836 | c++; |
---|
837 | |
---|
838 | } |
---|
839 | |
---|
840 | /* Append nl*/ |
---|
841 | catchar(&out, '\n'); |
---|
842 | pc++; |
---|
843 | delete_string(tos); |
---|
844 | *tos = out; |
---|
845 | |
---|
846 | |
---|
847 | } |
---|
848 | |
---|
849 | WORD(indent) |
---|
850 | { |
---|
851 | string_type out; |
---|
852 | int tab = 0; |
---|
853 | int idx = 0; |
---|
854 | int ol =0; |
---|
855 | init_string(&out); |
---|
856 | while (at(tos,idx)) { |
---|
857 | switch (at(tos,idx)) |
---|
858 | { |
---|
859 | case '\n': |
---|
860 | cattext(&out,"\n"); |
---|
861 | idx++; |
---|
862 | if (tab) |
---|
863 | { |
---|
864 | cattext(&out," "); |
---|
865 | } |
---|
866 | ol = 0; |
---|
867 | break; |
---|
868 | case '(': |
---|
869 | tab++; |
---|
870 | if (ol == 0) |
---|
871 | cattext(&out," "); |
---|
872 | idx++; |
---|
873 | cattext(&out,"("); |
---|
874 | ol = 1; |
---|
875 | break; |
---|
876 | case ')': |
---|
877 | tab--; |
---|
878 | cattext(&out,")"); |
---|
879 | idx++; |
---|
880 | ol=1; |
---|
881 | |
---|
882 | break; |
---|
883 | default: |
---|
884 | catchar(&out,at(tos,idx)); |
---|
885 | ol=1; |
---|
886 | |
---|
887 | idx++; |
---|
888 | break; |
---|
889 | } |
---|
890 | } |
---|
891 | |
---|
892 | pc++; |
---|
893 | delete_string(tos); |
---|
894 | *tos = out; |
---|
895 | |
---|
896 | } |
---|
897 | |
---|
898 | /* Change the TOS so that all that is left is the stuff inside the |
---|
899 | first <<foo>> . |
---|
900 | */ |
---|
901 | |
---|
902 | WORD(get_stuff_in_angle) |
---|
903 | { |
---|
904 | unsigned int idx = 0; |
---|
905 | string_type out; |
---|
906 | init_string(&out); |
---|
907 | |
---|
908 | while (at(tos, idx)) |
---|
909 | { |
---|
910 | if (at(tos,idx) == '<' && at(tos,idx+1) =='<') |
---|
911 | { |
---|
912 | idx+=2; |
---|
913 | |
---|
914 | while (!(at(tos,idx) == '>' && at(tos,idx+1) == '>')) |
---|
915 | { |
---|
916 | catchar(&out, at(tos, idx)); |
---|
917 | idx++; |
---|
918 | } |
---|
919 | break; |
---|
920 | } |
---|
921 | idx++; |
---|
922 | } |
---|
923 | catchar(&out,'\n'); |
---|
924 | |
---|
925 | overwrite_string(tos, &out); |
---|
926 | pc++; |
---|
927 | } |
---|
928 | |
---|
929 | |
---|
930 | WORD(get_stuff_in_command) |
---|
931 | { |
---|
932 | tos++; |
---|
933 | init_string(tos); |
---|
934 | |
---|
935 | while (at(ptr, idx)) { |
---|
936 | if (iscommand(ptr, idx)) break; |
---|
937 | idx = copy_past_newline(ptr, idx, tos); |
---|
938 | } |
---|
939 | pc++; |
---|
940 | } |
---|
941 | |
---|
942 | WORD(swap) |
---|
943 | { |
---|
944 | string_type t; |
---|
945 | |
---|
946 | t = tos[0]; |
---|
947 | tos[0] = tos[-1]; |
---|
948 | tos[-1] =t; |
---|
949 | pc++; |
---|
950 | |
---|
951 | } |
---|
952 | |
---|
953 | WORD(dup_) |
---|
954 | { |
---|
955 | tos++; |
---|
956 | init_string(tos); |
---|
957 | catstr(tos, tos-1); |
---|
958 | pc++; |
---|
959 | |
---|
960 | } |
---|
961 | |
---|
962 | |
---|
963 | |
---|
964 | WORD(icatstr) |
---|
965 | { |
---|
966 | catstr(tos-1, tos); |
---|
967 | delete_string(tos); |
---|
968 | tos--; |
---|
969 | pc++; |
---|
970 | |
---|
971 | } |
---|
972 | |
---|
973 | WORD(skip_past_newline) |
---|
974 | { |
---|
975 | while (at(ptr,idx) |
---|
976 | && at(ptr,idx) != '\n') |
---|
977 | idx++; |
---|
978 | idx++; |
---|
979 | pc++; |
---|
980 | } |
---|
981 | |
---|
982 | |
---|
983 | WORD(internalmode) |
---|
984 | { |
---|
985 | internal_mode = *(isp); |
---|
986 | isp--; |
---|
987 | pc++; |
---|
988 | } |
---|
989 | |
---|
990 | WORD(maybecatstr) |
---|
991 | { |
---|
992 | if (internal_wanted == internal_mode) |
---|
993 | { |
---|
994 | catstr(tos-1, tos); |
---|
995 | } |
---|
996 | delete_string(tos); |
---|
997 | tos--; |
---|
998 | pc++; |
---|
999 | |
---|
1000 | } |
---|
1001 | |
---|
1002 | /* write tos to stderr */ |
---|
1003 | WORD(warn) |
---|
1004 | { |
---|
1005 | fputs("Warning: ", stderr); |
---|
1006 | fwrite(tos->ptr, tos->write_idx, 1, stderr); |
---|
1007 | fputc('\n', stderr); |
---|
1008 | delete_string(tos); |
---|
1009 | tos--; |
---|
1010 | pc++; |
---|
1011 | } |
---|
1012 | |
---|
1013 | char * |
---|
1014 | nextword (char *string, char **word) |
---|
1015 | { |
---|
1016 | char *word_start; |
---|
1017 | int idx; |
---|
1018 | char *dst; |
---|
1019 | char *src; |
---|
1020 | |
---|
1021 | int length = 0; |
---|
1022 | |
---|
1023 | while (isspace(*string) || *string == '-') { |
---|
1024 | if (*string == '-') |
---|
1025 | { |
---|
1026 | while (*string && *string != '\n') |
---|
1027 | string++; |
---|
1028 | |
---|
1029 | } |
---|
1030 | else { |
---|
1031 | string++; |
---|
1032 | } |
---|
1033 | } |
---|
1034 | if (!*string) return 0; |
---|
1035 | |
---|
1036 | word_start = string; |
---|
1037 | if (*string == '"') |
---|
1038 | { |
---|
1039 | string++; |
---|
1040 | length++; |
---|
1041 | |
---|
1042 | while (*string != '"') |
---|
1043 | { |
---|
1044 | string++; |
---|
1045 | length++; |
---|
1046 | } |
---|
1047 | } |
---|
1048 | else |
---|
1049 | { |
---|
1050 | |
---|
1051 | |
---|
1052 | while (!isspace(*string)) |
---|
1053 | { |
---|
1054 | string++; |
---|
1055 | length++; |
---|
1056 | } |
---|
1057 | } |
---|
1058 | |
---|
1059 | *word = malloc(length + 1); |
---|
1060 | |
---|
1061 | dst = *word; |
---|
1062 | src = word_start; |
---|
1063 | |
---|
1064 | |
---|
1065 | for (idx= 0; idx < length; idx++) |
---|
1066 | { |
---|
1067 | |
---|
1068 | if (src[idx] == '\\' && src[idx+1] == 'n') |
---|
1069 | { |
---|
1070 | *dst++ = '\n'; |
---|
1071 | idx++; |
---|
1072 | |
---|
1073 | } |
---|
1074 | else *dst++ = src[idx]; |
---|
1075 | } |
---|
1076 | *dst++ = 0; |
---|
1077 | |
---|
1078 | |
---|
1079 | |
---|
1080 | |
---|
1081 | |
---|
1082 | if(*string) |
---|
1083 | return string + 1; |
---|
1084 | else |
---|
1085 | return 0; |
---|
1086 | |
---|
1087 | } |
---|
1088 | dict_type *root; |
---|
1089 | dict_type * |
---|
1090 | lookup_word (char *word) |
---|
1091 | { |
---|
1092 | dict_type *ptr = root; |
---|
1093 | while (ptr) { |
---|
1094 | if (strcmp(ptr->word, word) == 0) return ptr; |
---|
1095 | ptr = ptr->next; |
---|
1096 | |
---|
1097 | } |
---|
1098 | fprintf(stderr,"Can't find %s\n",word); |
---|
1099 | return 0; |
---|
1100 | |
---|
1101 | |
---|
1102 | } |
---|
1103 | |
---|
1104 | static int |
---|
1105 | perform (void) |
---|
1106 | { |
---|
1107 | tos = stack; |
---|
1108 | int errors = 0; |
---|
1109 | |
---|
1110 | while (at(ptr, idx)) { |
---|
1111 | /* It's worth looking through the command list */ |
---|
1112 | if (iscommand(ptr, idx)) |
---|
1113 | { |
---|
1114 | char *next; |
---|
1115 | dict_type *word ; |
---|
1116 | |
---|
1117 | (void) nextword(addr(ptr, idx), &next); |
---|
1118 | |
---|
1119 | |
---|
1120 | word = lookup_word(next); |
---|
1121 | |
---|
1122 | |
---|
1123 | |
---|
1124 | |
---|
1125 | if (word) |
---|
1126 | { |
---|
1127 | if(Verbose) fprintf(stderr, "CMD '%s'\n", word->word); |
---|
1128 | exec(word); |
---|
1129 | } |
---|
1130 | else |
---|
1131 | { |
---|
1132 | fprintf(stderr,"warning, %s is not recognised\n", next); |
---|
1133 | errors++; |
---|
1134 | skip_past_newline(); |
---|
1135 | } |
---|
1136 | |
---|
1137 | } |
---|
1138 | else skip_past_newline(); |
---|
1139 | |
---|
1140 | } |
---|
1141 | return errors; |
---|
1142 | } |
---|
1143 | |
---|
1144 | dict_type * |
---|
1145 | newentry (char *word) |
---|
1146 | { |
---|
1147 | dict_type *new = (dict_type *)malloc(sizeof(dict_type)); |
---|
1148 | new->word = word; |
---|
1149 | new->next = root; |
---|
1150 | root = new; |
---|
1151 | new->code = (stinst_type *)malloc(sizeof(stinst_type )); |
---|
1152 | new->code_length = 1; |
---|
1153 | new->code_end = 0; |
---|
1154 | return new; |
---|
1155 | |
---|
1156 | } |
---|
1157 | |
---|
1158 | |
---|
1159 | unsigned int |
---|
1160 | add_to_definition (dict_type *entry, stinst_type word) |
---|
1161 | { |
---|
1162 | if (entry->code_end == entry->code_length) |
---|
1163 | { |
---|
1164 | entry->code_length += 2; |
---|
1165 | entry->code = |
---|
1166 | (stinst_type *) realloc((char *)(entry->code), |
---|
1167 | entry->code_length *sizeof(word_type)); |
---|
1168 | } |
---|
1169 | entry->code[entry->code_end] = word; |
---|
1170 | |
---|
1171 | return entry->code_end++; |
---|
1172 | } |
---|
1173 | |
---|
1174 | |
---|
1175 | |
---|
1176 | |
---|
1177 | |
---|
1178 | |
---|
1179 | |
---|
1180 | void |
---|
1181 | add_intrinsic (char *name, void (*func)(void)) |
---|
1182 | { |
---|
1183 | dict_type *new = newentry(name); |
---|
1184 | add_to_definition(new, func); |
---|
1185 | add_to_definition(new, 0); |
---|
1186 | } |
---|
1187 | |
---|
1188 | void |
---|
1189 | add_var (char *name) |
---|
1190 | { |
---|
1191 | dict_type *new = newentry(name); |
---|
1192 | add_to_definition(new, push_number); |
---|
1193 | add_to_definition(new, (stinst_type)(&(new->var))); |
---|
1194 | add_to_definition(new,0); |
---|
1195 | |
---|
1196 | } |
---|
1197 | |
---|
1198 | |
---|
1199 | |
---|
1200 | |
---|
1201 | int |
---|
1202 | compile (char *string) |
---|
1203 | { |
---|
1204 | int ret=0; |
---|
1205 | /* add words to the dictionary */ |
---|
1206 | char *word; |
---|
1207 | dict_type *lookup; |
---|
1208 | |
---|
1209 | string = nextword(string, &word); |
---|
1210 | while (string && *string && word[0]) |
---|
1211 | { |
---|
1212 | if (strcmp(word,"var")==0) |
---|
1213 | { |
---|
1214 | string=nextword(string, &word); |
---|
1215 | |
---|
1216 | add_var(word); |
---|
1217 | string=nextword(string, &word); |
---|
1218 | } |
---|
1219 | else |
---|
1220 | |
---|
1221 | if (word[0] == ':') |
---|
1222 | { |
---|
1223 | dict_type *ptr; |
---|
1224 | /* Compile a word and add to dictionary */ |
---|
1225 | string = nextword(string, &word); |
---|
1226 | if(Verbose) fprintf(stderr, "Found command '%s'\n", word); |
---|
1227 | if(strlen(word) < MIN_CMDLEN) { |
---|
1228 | fprintf(stderr, "ERROR: Command '%s' is too short ", word); |
---|
1229 | fprintf(stderr, "(MIN_CMDLEN is %d)\n", MIN_CMDLEN); |
---|
1230 | ret++; |
---|
1231 | } |
---|
1232 | |
---|
1233 | ptr = newentry(word); |
---|
1234 | string = nextword(string, &word); |
---|
1235 | while (word[0] != ';' ) |
---|
1236 | { |
---|
1237 | switch (word[0]) |
---|
1238 | { |
---|
1239 | |
---|
1240 | |
---|
1241 | case '"': |
---|
1242 | /* got a string, embed magic push string |
---|
1243 | function */ |
---|
1244 | add_to_definition(ptr, push_text); |
---|
1245 | add_to_definition(ptr, (stinst_type)(word+1)); |
---|
1246 | break; |
---|
1247 | case '0': |
---|
1248 | case '1': |
---|
1249 | case '2': |
---|
1250 | case '3': |
---|
1251 | case '4': |
---|
1252 | case '5': |
---|
1253 | case '6': |
---|
1254 | case '7': |
---|
1255 | case '8': |
---|
1256 | case '9': |
---|
1257 | /* Got a number, embedd the magic push number |
---|
1258 | function */ |
---|
1259 | add_to_definition(ptr, push_number); |
---|
1260 | add_to_definition(ptr, (stinst_type)atol(word)); |
---|
1261 | break; |
---|
1262 | default: |
---|
1263 | add_to_definition(ptr, call); |
---|
1264 | lookup = lookup_word(word); |
---|
1265 | if (!lookup) ret++; |
---|
1266 | add_to_definition(ptr, (stinst_type)lookup); |
---|
1267 | } |
---|
1268 | |
---|
1269 | string = nextword(string, &word); |
---|
1270 | } |
---|
1271 | add_to_definition(ptr,0); |
---|
1272 | string = nextword(string, &word); |
---|
1273 | } |
---|
1274 | else |
---|
1275 | { |
---|
1276 | fprintf(stderr,"syntax error at %s\n",string-1); |
---|
1277 | ret++; |
---|
1278 | } |
---|
1279 | } |
---|
1280 | |
---|
1281 | return(ret); |
---|
1282 | } |
---|
1283 | |
---|
1284 | |
---|
1285 | static void |
---|
1286 | bang (void) |
---|
1287 | { |
---|
1288 | *(uintptr_t *)((isp[0])) = isp[-1]; |
---|
1289 | isp-=2; |
---|
1290 | pc++; |
---|
1291 | |
---|
1292 | } |
---|
1293 | |
---|
1294 | WORD(atsign) |
---|
1295 | { |
---|
1296 | isp[0] = *(uintptr_t *)(isp[0]); |
---|
1297 | pc++; |
---|
1298 | } |
---|
1299 | |
---|
1300 | WORD(hello) |
---|
1301 | { |
---|
1302 | |
---|
1303 | printf("hello\n"); |
---|
1304 | pc++; |
---|
1305 | } |
---|
1306 | |
---|
1307 | |
---|
1308 | |
---|
1309 | static void |
---|
1310 | read_in (string_type *str, FILE *file) |
---|
1311 | { |
---|
1312 | char buff[10000]; |
---|
1313 | unsigned int r; |
---|
1314 | do |
---|
1315 | { |
---|
1316 | r = fread(buff, 1, sizeof(buff), file); |
---|
1317 | catbuf(str, buff, r); |
---|
1318 | } |
---|
1319 | while (r); |
---|
1320 | buff[0] = 0; |
---|
1321 | |
---|
1322 | catbuf(str, buff,1); |
---|
1323 | |
---|
1324 | } |
---|
1325 | |
---|
1326 | |
---|
1327 | #if 0 |
---|
1328 | static void |
---|
1329 | usage (void) |
---|
1330 | { |
---|
1331 | fprintf(stderr,"usage: -[i|v] -f macrofile <file >file\n"); |
---|
1332 | exit(33); |
---|
1333 | } |
---|
1334 | #endif |
---|
1335 | |
---|
1336 | int |
---|
1337 | main (int ac, char *av[]) |
---|
1338 | { |
---|
1339 | unsigned int i; |
---|
1340 | int status = 0; |
---|
1341 | |
---|
1342 | string_type buffer; |
---|
1343 | string_type pptr; |
---|
1344 | |
---|
1345 | |
---|
1346 | init_string(&buffer); |
---|
1347 | init_string(&pptr); |
---|
1348 | init_string(stack+0); |
---|
1349 | tos=stack+1; |
---|
1350 | ptr = &pptr; |
---|
1351 | |
---|
1352 | add_intrinsic("push_text", push_text); |
---|
1353 | add_intrinsic("!", bang); |
---|
1354 | add_intrinsic("@", atsign); |
---|
1355 | add_intrinsic("hello",hello); |
---|
1356 | add_intrinsic("skip_past_newline", skip_past_newline ); |
---|
1357 | add_intrinsic("catstr", icatstr ); |
---|
1358 | add_intrinsic("copy_past_newline", icopy_past_newline ); |
---|
1359 | add_intrinsic("dup", dup_ ); |
---|
1360 | add_intrinsic("remchar", remchar ); |
---|
1361 | add_intrinsic("get_stuff_in_command", get_stuff_in_command ); |
---|
1362 | add_intrinsic("get_stuff_in_angle", get_stuff_in_angle ); |
---|
1363 | add_intrinsic("do_fancy_stuff", do_fancy_stuff ); |
---|
1364 | add_intrinsic("bulletize", bulletize ); |
---|
1365 | add_intrinsic("courierize", courierize ); |
---|
1366 | add_intrinsic("swap", swap ); |
---|
1367 | add_intrinsic("outputdots", outputdots ); |
---|
1368 | add_intrinsic("exfunstuff", exfunstuff ); |
---|
1369 | add_intrinsic("maybecatstr", maybecatstr ); |
---|
1370 | add_intrinsic("translatecomments", translatecomments ); |
---|
1371 | add_intrinsic("kill_bogus_lines", kill_bogus_lines); |
---|
1372 | add_intrinsic("indent", indent); |
---|
1373 | add_intrinsic("internalmode", internalmode); |
---|
1374 | add_intrinsic("warn", warn); |
---|
1375 | |
---|
1376 | /* Put a nl at the start */ |
---|
1377 | catchar(&buffer,'\n'); |
---|
1378 | |
---|
1379 | read_in(&buffer, stdin); |
---|
1380 | remove_noncomments(&buffer, ptr); |
---|
1381 | for (i= 1; i < ac; i++) |
---|
1382 | { |
---|
1383 | if (av[i][0] == '-') |
---|
1384 | { |
---|
1385 | if (av[i][1] == 'f') |
---|
1386 | { |
---|
1387 | string_type b; |
---|
1388 | FILE *f; |
---|
1389 | init_string(&b); |
---|
1390 | |
---|
1391 | f = fopen(av[i+1],"r"); |
---|
1392 | if (!f) |
---|
1393 | { |
---|
1394 | fprintf(stderr,"Can't open the input file %s\n",av[i+1]); |
---|
1395 | return 33; |
---|
1396 | } |
---|
1397 | if(Verbose) fprintf(stderr, "Reading -f '%s'\n", av[i+1]); |
---|
1398 | |
---|
1399 | |
---|
1400 | read_in(&b, f); |
---|
1401 | if( compile(b.ptr) ) { fclose(f); exit(1); } |
---|
1402 | status = perform(); |
---|
1403 | fclose(f); |
---|
1404 | } |
---|
1405 | else if (av[i][1] == 'i') |
---|
1406 | { |
---|
1407 | internal_wanted = 1; |
---|
1408 | } |
---|
1409 | else if (av[i][1] == 'v') |
---|
1410 | { |
---|
1411 | Verbose++; |
---|
1412 | } |
---|
1413 | } |
---|
1414 | |
---|
1415 | } |
---|
1416 | write_buffer(stack+0); |
---|
1417 | return status; |
---|
1418 | } |
---|