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616915dd | 1 | /* |
2 | ** LCLint - annotation-assisted static program checker | |
28bf4b0b | 3 | ** Copyright (C) 1994-2001 University of Virginia, |
616915dd | 4 | ** Massachusetts Institute of Technology |
5 | ** | |
6 | ** This program is free software; you can redistribute it and/or modify it | |
7 | ** under the terms of the GNU General Public License as published by the | |
8 | ** Free Software Foundation; either version 2 of the License, or (at your | |
9 | ** option) any later version. | |
10 | ** | |
11 | ** This program is distributed in the hope that it will be useful, but | |
12 | ** WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | ** General Public License for more details. | |
15 | ** | |
16 | ** The GNU General Public License is available from http://www.gnu.org/ or | |
17 | ** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
18 | ** MA 02111-1307, USA. | |
19 | ** | |
20 | ** For information on lclint: lclint-request@cs.virginia.edu | |
21 | ** To report a bug: lclint-bug@cs.virginia.edu | |
22 | ** For more information: http://lclint.cs.virginia.edu | |
23 | */ | |
24 | /* | |
25 | ** llerror.c | |
26 | ** | |
27 | ** error reporting procedures | |
28 | */ | |
29 | ||
30 | # include "lclintMacros.nf" | |
31 | # include <string.h> | |
32 | # include <errno.h> | |
33 | # include "llbasic.h" | |
34 | # include "llmain.h" | |
35 | # include "version.h" | |
36 | ||
28bf4b0b | 37 | /* Don't allow possibly-recursive assertion failures. */ |
38 | # undef llassert | |
39 | # define llassert llassertprotect | |
40 | ||
616915dd | 41 | static void printIndentMessage (FILE *p_stream, /*@only@*/ cstring p_sc, int p_indent) |
42 | /*@modifies *p_stream@*/ ; | |
43 | ||
44 | # ifndef NOLCL | |
45 | static int lclerrors = 0; | |
46 | # endif | |
47 | ||
48 | static int lastfileloclen = 10; | |
49 | static /*@only@*/ cstring lastmsg = cstring_undefined; | |
50 | static int mcount = 0; | |
51 | static /*@only@*/ cstring saveOneMessage = cstring_undefined; | |
52 | static /*@only@*/ fileloc lastparseerror = fileloc_undefined; | |
53 | static /*@only@*/ fileloc lastbug = fileloc_undefined; | |
28bf4b0b | 54 | static bool llgenerrorreal (char *p_srcFile, int p_srcLine, |
55 | /*@only@*/ cstring p_s, fileloc p_fl, bool p_iserror, bool p_indent) | |
616915dd | 56 | /*@modifies g_msgstream@*/ ; |
28bf4b0b | 57 | static bool llgenerroraux (char *p_srcFile, int p_srcLine, |
58 | /*@only@*/ cstring p_s, fileloc p_fl, bool p_iserror, bool p_indent) | |
616915dd | 59 | /*@modifies g_msgstream@*/ ; |
28bf4b0b | 60 | |
616915dd | 61 | static void printError (FILE *p_stream, /*@only@*/ cstring p_sc) |
62 | /*@globals lastfileloclen @*/ | |
63 | /*@modifies *p_stream@*/ ; | |
64 | static void printMessage (FILE *p_stream, /*@only@*/ cstring p_s) | |
65 | /*@modifies *p_stream@*/ ; | |
66 | ||
28bf4b0b | 67 | static void llgenhint (/*@only@*/ cstring p_s) /*@modifies g_msgstream@*/ ; |
68 | ||
69 | static void showSourceLoc (char *srcFile, int srcLine) | |
70 | /*@modifies g_msgstream@*/ | |
71 | { | |
72 | if (context_getFlag (FLG_SHOWSOURCELOC)) { | |
73 | llgenhint (message ("%s:%d: Source code error generation point.", | |
74 | cstring_fromChars (srcFile), srcLine)); | |
75 | } | |
76 | ||
77 | } | |
78 | ||
616915dd | 79 | static /*@null@*/ char * |
80 | maxcp (/*@null@*/ /*@returned@*/ char *a, /*@null@*/ /*@returned@*/ char *b) | |
81 | { | |
82 | if (a > b) return a; | |
83 | else return b; | |
84 | } | |
85 | ||
86 | static void | |
87 | printBugReport (void) | |
88 | { | |
89 | fprintf (stderr, " *** Please report bug to %s ***\n", | |
90 | LCLINT_MAINTAINER); | |
91 | llflush (); | |
92 | /* don't exit (EXIT_FAILURE); */ | |
93 | } | |
94 | ||
95 | static bool s_needsPrepare = TRUE; | |
96 | ||
97 | void prepareMessage (void) | |
98 | { | |
990ec868 | 99 | DPRINTF (("Prepare message: %s", bool_unparse (context_loadingLibrary ()))); |
100 | ||
101 | if ((context_isPreprocessing () || context_loadingLibrary ()) | |
616915dd | 102 | && s_needsPrepare |
103 | && context_getDebug (FLG_SHOWSCAN)) | |
104 | { | |
105 | llflush (); | |
106 | fprintf (stderr, " >\n"); | |
107 | s_needsPrepare = FALSE; | |
108 | } | |
109 | ||
110 | llflush (); | |
111 | } | |
112 | ||
113 | void closeMessage (void) | |
114 | { | |
115 | if (context_isPreprocessing () | |
116 | && context_getDebug (FLG_SHOWSCAN)) | |
117 | { | |
118 | llflush (); | |
119 | fprintf (stderr, "< more preprocessing ."); | |
120 | ||
28bf4b0b | 121 | llassertprotect (!s_needsPrepare); |
616915dd | 122 | s_needsPrepare = TRUE; |
123 | } | |
124 | else | |
125 | { | |
126 | llflush (); | |
127 | } | |
128 | } | |
129 | ||
130 | void | |
131 | llmsg (/*@only@*/ cstring s) | |
132 | { | |
133 | context_setNeednl (); | |
134 | prepareMessage (); | |
135 | printMessage (g_msgstream, s); | |
136 | closeMessage (); | |
137 | } | |
138 | ||
139 | void | |
140 | lldiagmsg (/*@only@*/ cstring s) | |
141 | { | |
142 | context_setNeednl (); | |
143 | prepareMessage (); | |
144 | printMessage (stderr, s); | |
145 | closeMessage (); | |
146 | } | |
147 | ||
148 | void | |
149 | llmsgplain (/*@only@*/ cstring s) | |
150 | { | |
151 | context_setNeednl (); | |
152 | prepareMessage (); | |
153 | printMessage (g_msgstream, s); | |
154 | closeMessage (); | |
155 | } | |
156 | ||
f3f2d5ea | 157 | void llerror_flagWarning (cstring s) |
616915dd | 158 | { |
159 | if (context_getFlag (FLG_WARNFLAGS)) | |
160 | { | |
161 | showHerald (); | |
162 | ||
163 | if (fileloc_isBuiltin (g_currentloc)) | |
164 | { | |
f3f2d5ea | 165 | llmsg (message ("Warning: %q", s)); |
616915dd | 166 | } |
167 | else | |
168 | { | |
f3f2d5ea | 169 | llgenmsg (message ("Warning: %q", s), g_currentloc); |
616915dd | 170 | } |
171 | } | |
f3f2d5ea | 172 | else |
173 | { | |
174 | cstring_free (s); | |
175 | } | |
616915dd | 176 | } |
177 | ||
178 | static void | |
179 | llgenhint (/*@only@*/ cstring s) /*@modifies g_msgstream@*/ | |
180 | { | |
28bf4b0b | 181 | int indent = context_getIndentSpaces () - 1; |
182 | ||
183 | if (indent < 0) indent = 0; | |
184 | ||
616915dd | 185 | context_setNeednl (); |
28bf4b0b | 186 | printIndentMessage (g_msgstream, s, indent); |
616915dd | 187 | } |
188 | ||
189 | void | |
190 | llhint (cstring s) | |
191 | { | |
192 | if (context_getFlag (FLG_HINTS) && | |
193 | !(context_inSuppressRegion () || context_inSuppressZone (g_currentloc))) | |
194 | { | |
195 | llgenhint (s); | |
196 | } | |
197 | else | |
198 | { | |
199 | cstring_free (s); | |
200 | } | |
201 | } | |
202 | ||
203 | static void | |
204 | llshowhint (flagcode f) | |
205 | { | |
206 | if (context_getFlag (FLG_HINTS)) | |
207 | { | |
208 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
209 | { | |
210 | cstring desc = flagcodeHint (f); | |
211 | ||
212 | if (cstring_isDefined (desc)) | |
213 | { | |
214 | llgenhint (cstring_copy (desc)); | |
215 | } | |
216 | } | |
217 | } | |
218 | } | |
219 | ||
28bf4b0b | 220 | static void |
221 | llsuppresshint2 (char c, flagcode f1, flagcode f2) | |
222 | { | |
223 | ||
224 | if (context_getFlag (FLG_HINTS)) | |
225 | { | |
226 | if ((flagcode_numReported (f1) == 0 | |
227 | || flagcode_numReported (f2) == 0) | |
228 | || context_getFlag (FLG_FORCEHINTS)) | |
229 | { | |
230 | cstring desc = flagcodeHint (f1); | |
231 | context_setNeednl (); | |
232 | lastfileloclen = 8; | |
233 | ||
234 | if (cstring_isUndefined (desc)) | |
235 | { | |
236 | desc = flagcodeHint (f2); | |
237 | } | |
238 | ||
239 | if (flagcode_isNamePrefixFlag (f1)) | |
240 | { | |
241 | f1 = FLG_NAMECHECKS; | |
242 | } | |
243 | ||
244 | if (flagcode_isNamePrefixFlag (f2)) | |
245 | { | |
246 | f2 = FLG_NAMECHECKS; | |
247 | } | |
248 | ||
249 | if (cstring_isDefined (desc)) | |
250 | { | |
251 | llgenhint (message ("%s (Setting either %h%s or %h%s will suppress message)", desc, | |
252 | c, | |
253 | flagcode_unparse (f1), | |
254 | c, | |
255 | flagcode_unparse (f2))); | |
256 | } | |
257 | else | |
258 | { | |
259 | llgenhint (message ("(Setting either %h%s or %h%s will suppress message)", c, | |
260 | flagcode_unparse (f1), | |
261 | c, flagcode_unparse (f2))); | |
262 | } | |
263 | } | |
264 | } | |
265 | } | |
616915dd | 266 | |
267 | static void | |
268 | llsuppresshint (char c, flagcode f) | |
269 | { | |
616915dd | 270 | if (context_getFlag (FLG_HINTS)) |
271 | { | |
272 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
273 | { | |
274 | cstring desc = flagcodeHint (f); | |
275 | context_setNeednl (); | |
276 | lastfileloclen = 8; | |
277 | ||
278 | if (flagcode_isNamePrefixFlag (f)) | |
279 | { | |
280 | f = FLG_NAMECHECKS; | |
281 | } | |
282 | ||
283 | if (cstring_isDefined (desc)) | |
284 | { | |
285 | llgenhint (message ("%s (%h%s will suppress message)", desc, c, | |
28bf4b0b | 286 | flagcode_unparse (f))); |
616915dd | 287 | } |
288 | else | |
289 | { | |
290 | llgenhint (message ("(%h%s will suppress message)", c, | |
28bf4b0b | 291 | flagcode_unparse (f))); |
616915dd | 292 | } |
293 | } | |
294 | } | |
295 | } | |
296 | ||
297 | static void | |
298 | llnosuppresshint (flagcode f) | |
299 | { | |
616915dd | 300 | if (context_getFlag (FLG_FORCEHINTS)) |
301 | { | |
302 | cstring desc = flagcodeHint (f); | |
303 | context_setNeednl (); | |
304 | lastfileloclen = 8; | |
305 | ||
306 | if (cstring_isDefined (desc)) | |
307 | { | |
308 | printError (g_msgstream, message (" %s", desc)); | |
309 | } | |
310 | } | |
311 | } | |
312 | ||
313 | /*@constant int MAXSEARCH; @*/ | |
314 | # define MAXSEARCH 20 | |
315 | ||
316 | /*@constant int MINLINE; @*/ | |
317 | # define MINLINE 35 | |
318 | ||
319 | typedef /*@null@*/ /*@dependent@*/ char *nd_charp; | |
320 | ||
321 | static void | |
322 | mstring_split (/*@returned@*/ char **sp, | |
323 | /*@out@*/ nd_charp *tp, | |
324 | int maxline, /*@in@*/ int *indentchars) | |
325 | { | |
326 | char *nl; | |
327 | char *t; | |
328 | char *s = *sp; | |
28bf4b0b | 329 | char *osp = *sp; |
616915dd | 330 | |
331 | *tp = NULL; | |
332 | ||
28bf4b0b | 333 | DPRINTF (("Split: %s / %d", *sp, maxline)); |
334 | ||
616915dd | 335 | if (maxline < MINLINELEN) |
336 | { | |
337 | maxline = MINLINELEN; | |
338 | } | |
339 | ||
340 | if (*indentchars > 0) | |
341 | { | |
342 | s = *sp = mstring_concatFree1 (mstring_spaces (*indentchars), s); | |
28bf4b0b | 343 | osp = s; |
616915dd | 344 | } |
345 | ||
346 | nl = strchr (s, '\n'); | |
347 | ||
348 | /* | |
349 | ** splitting: | |
350 | ** | |
351 | ** if there is a newline in first maxline characters, split there | |
352 | ** if line len is <= maxline, return no split | |
353 | ** if there is a ':' or ';' followed by ' ' in first maxline characters, | |
354 | ** split there unless the ' ' is followed by a '}', then | |
355 | ** split after '}' | |
356 | ** of the ';' is inside quotation marks | |
357 | ** if there is a space or tab in last maxsearch characters, split there | |
358 | ** else, split at maxline | |
359 | ** | |
360 | ** special code: slash [1-9] after a newline means indent the rest <n> chars | |
361 | ** | |
362 | */ | |
363 | ||
364 | if ((nl != NULL) && ((nl - s) < maxline)) | |
365 | { | |
366 | *nl = '\0'; | |
367 | t = nl + 1; | |
368 | ||
369 | if (*t == '\0') | |
370 | { | |
28bf4b0b | 371 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 372 | return; |
373 | } | |
374 | ||
375 | if (*t >= '\1' && *t <= '\7') | |
376 | { | |
377 | *indentchars += (int) (*t - '\1') + 1; | |
378 | t++; | |
28bf4b0b | 379 | } |
380 | ||
616915dd | 381 | *tp = t; |
382 | return; | |
383 | } | |
384 | else if (size_toInt (strlen (s)) < maxline) | |
385 | { | |
28bf4b0b | 386 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 387 | return; |
388 | } | |
389 | else | |
390 | { | |
391 | int i = 0; | |
392 | char savechar; | |
393 | char *lcolon, *lsemi, *splitat; | |
394 | ||
395 | splitat = NULL; | |
396 | ||
397 | t = s + maxline - 1; | |
398 | savechar = *t; | |
399 | ||
400 | *t = '\0'; | |
401 | lcolon = strrchr (s, ':'); | |
402 | lsemi = strrchr (s, ';'); | |
403 | *t = savechar; | |
404 | ||
405 | splitat = maxcp (lcolon, lsemi); | |
406 | ||
407 | if (splitat != NULL && ((int)(splitat - s) > MINLINE) | |
28bf4b0b | 408 | && *(splitat) != '\0' |
409 | && *(splitat + 1) == ' ' | |
410 | && (*(splitat + 2) != '}' && (*(splitat + 2) != '\0'))) | |
616915dd | 411 | { |
412 | *(splitat + 1) = '\0'; | |
413 | t = splitat + 2; | |
414 | *tp = t; | |
28bf4b0b | 415 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 416 | return; |
417 | } | |
418 | ||
419 | while (*t != ' ' && *t != '\t' && i < MAXSEARCH) | |
420 | { | |
421 | t--; | |
422 | i++; | |
423 | } | |
424 | ||
425 | if (*t != ' ' && *t != '\t') | |
426 | { | |
28bf4b0b | 427 | llassertprotect (maxline > 0); |
616915dd | 428 | t = mstring_copy (s + maxline); |
429 | *(s + maxline) = '\0'; | |
430 | ||
431 | if (*t == '\0') | |
432 | { | |
433 | sfree (t); | |
28bf4b0b | 434 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 435 | return; |
436 | } | |
437 | ||
438 | mstring_markFree (t); | |
439 | *tp = t; | |
28bf4b0b | 440 | /* Won't be true since t is a copy: llassertprotect (*tp == NULL || (*tp > osp)); */ |
616915dd | 441 | return; |
442 | } | |
443 | else | |
444 | { | |
28bf4b0b | 445 | |
616915dd | 446 | *t = '\0'; |
447 | t++; | |
28bf4b0b | 448 | |
616915dd | 449 | if (*t == '\0') return; |
450 | ||
451 | /* | |
452 | ** returns unqualified as only | |
453 | */ | |
454 | ||
455 | *tp = t; | |
28bf4b0b | 456 | |
457 | # if 0 | |
458 | /* Hack to prevent error case for wierd strings. */ | |
459 | if (t <= osp) | |
460 | { | |
461 | *tp = NULL; | |
462 | return; | |
463 | } | |
464 | llassertprotect (*tp == NULL || (*tp > osp)); | |
465 | # endif | |
466 | ||
616915dd | 467 | return; |
468 | } | |
469 | } | |
28bf4b0b | 470 | |
471 | BADBRANCH; | |
616915dd | 472 | } |
473 | ||
474 | static | |
475 | void limitmessage (/*@only@*/ cstring s, fileloc loc) | |
476 | { | |
477 | if (mcount > context_getLimit () + 1) | |
478 | { | |
479 | cstring_free (s); | |
480 | } | |
481 | else | |
482 | { | |
483 | cstring flstring = fileloc_unparse (loc); | |
484 | ||
485 | lastfileloclen = cstring_length (flstring); | |
486 | cstring_free (saveOneMessage); | |
487 | saveOneMessage = message ("%q: %q", flstring, s); | |
488 | } | |
489 | } | |
490 | ||
491 | static int parseerrorcount = 0; | |
492 | ||
493 | void cleanupMessages () | |
494 | { | |
495 | parseerrorcount = 0; | |
496 | ||
497 | if (context_unlimitedMessages ()) | |
498 | { | |
499 | ; | |
500 | } | |
501 | else | |
502 | { | |
503 | int unprinted = mcount - context_getLimit (); | |
504 | ||
505 | if (unprinted > 0) | |
506 | { | |
507 | if (unprinted == 1 && cstring_isDefined (saveOneMessage)) | |
508 | { | |
509 | prepareMessage (); | |
510 | printError (g_msgstream, saveOneMessage); | |
511 | closeMessage (); | |
512 | saveOneMessage = cstring_undefined; | |
513 | } | |
514 | else | |
515 | { | |
516 | if (cstring_isDefined (saveOneMessage)) | |
517 | { | |
518 | /* cstring_free (saveOneMessage); */ | |
519 | saveOneMessage = cstring_undefined; | |
520 | } | |
521 | ||
522 | fprintf (g_msgstream, "%s: (%d more similar errors unprinted)\n", | |
523 | cstring_toCharsSafe (fileloc_filename (g_currentloc)), | |
524 | mcount - context_getLimit ()); | |
525 | } | |
526 | } | |
527 | } | |
528 | ||
529 | mcount = 0; | |
530 | } | |
531 | ||
532 | void | |
533 | llgenmsg (/*@only@*/ cstring s, fileloc fl) | |
534 | { | |
535 | cstring flstring = fileloc_unparse (fl); | |
536 | lastfileloclen = cstring_length (flstring); | |
537 | ||
538 | prepareMessage (); | |
539 | (void) printError (g_msgstream, message ("%q: %q", flstring, s)); | |
540 | closeMessage (); | |
541 | } | |
542 | ||
543 | void | |
544 | llgenindentmsg (/*@only@*/ cstring s, fileloc fl) | |
545 | { | |
546 | cstring flstring = fileloc_unparse (fl); | |
547 | ||
548 | prepareMessage (); | |
28bf4b0b | 549 | (void) printIndentMessage (g_msgstream, message ("%q: %q", flstring, s), context_getIndentSpaces ()); |
616915dd | 550 | closeMessage (); |
551 | } | |
552 | ||
553 | void | |
554 | llgenindentmsgnoloc (/*@only@*/ cstring s) | |
555 | { | |
556 | prepareMessage (); | |
28bf4b0b | 557 | (void) printIndentMessage (g_msgstream, s, context_getIndentSpaces ()); |
616915dd | 558 | closeMessage (); |
559 | } | |
560 | ||
561 | static bool | |
28bf4b0b | 562 | llgentypeerroraux (char *srcFile, int srcLine, |
563 | flagcode ocode, ctype t1, exprNode e1, ctype t2, exprNode e2, | |
564 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 565 | { |
566 | cstring hint = cstring_undefined; | |
567 | flagcode code = ocode; | |
568 | flagcode hcode = INVALID_FLAG; | |
569 | ctype ut1 = t1; | |
570 | ctype ut2 = t2; | |
571 | ||
990ec868 | 572 | DPRINTF (("Type error [%s]: %s / %s : %s / %s", |
573 | flagcode_unparse (ocode), | |
616915dd | 574 | exprNode_unparse (e1), exprNode_unparse (e2), |
575 | ctype_unparse (t1), ctype_unparse (t2))); | |
576 | ||
577 | DPRINTF (("Bool: %s / %s", | |
578 | bool_unparse (ctype_isBool (t1)), | |
579 | bool_unparse (ctype_isBool (t2)))); | |
580 | ||
581 | /* | |
582 | ** Set the flag using the underlying types that didn't match. | |
583 | */ | |
584 | ||
585 | while (ctype_isPointer (ut1) && ctype_isPointer (ut2)) { | |
586 | ut1 = ctype_baseArrayPtr (ut1); | |
587 | ut2 = ctype_baseArrayPtr (ut2); | |
588 | } | |
589 | ||
590 | if ((ctype_isFloat (ut1) && ctype_isDouble (ut2)) | |
591 | || (ctype_isFloat (ut1) && ctype_isDouble (ut2))) | |
592 | { | |
593 | hcode = FLG_FLOATDOUBLE; | |
594 | } | |
595 | else if ((exprNode_isCharLit (e1) && ctype_isInt (ut2)) | |
596 | || (exprNode_isCharLit (e2) && ctype_isInt (ut1))) | |
597 | { | |
598 | hcode = FLG_CHARINTLITERAL; | |
599 | } | |
600 | else if ((exprNode_isNumLit (e1) && ctype_isReal (ut2)) | |
601 | || (exprNode_isNumLit (e2) && ctype_isReal (ut1))) | |
602 | { | |
603 | hcode = FLG_NUMLITERAL; | |
604 | } | |
605 | else if ((ctype_isManifestBool (ut1) && ctype_isInt (ut2)) | |
606 | || (ctype_isInt (ut1) && ctype_isManifestBool (ut2))) | |
607 | /* evs 2000-07-24: was ctype_isDirectBool */ | |
608 | { | |
609 | hcode = FLG_BOOLINT; | |
610 | } | |
611 | else if (((ctype_isChar (ut1) && !ctype_isInt (ut1)) && ctype_isInt (ut2)) | |
612 | || ((ctype_isInt (ut1) && (ctype_isChar (ut2) && !ctype_isInt (ut2))))) | |
613 | { | |
614 | hcode = FLG_CHARINT; | |
615 | } | |
616 | else if ((ctype_isInt (ut1) && ctype_isInt (ut2)) | |
617 | || (ctype_isChar (ut1) && ctype_isChar (ut2)) | |
618 | || (ctype_isDouble (ut1) && ctype_isDouble (ut2))) | |
619 | { | |
620 | if (!bool_equal (ctype_isSigned (ut1), ctype_isSigned (ut2))) | |
621 | { | |
622 | hcode = FLG_IGNORESIGNS; | |
623 | } | |
624 | else | |
625 | { | |
626 | hcode = FLG_IGNOREQUALS; | |
627 | } | |
628 | } | |
629 | else if (ctype_isArbitraryIntegral (ctype_realType (ut1))) | |
630 | { | |
631 | if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
632 | { | |
633 | hcode = FLG_MATCHANYINTEGRAL; | |
634 | } | |
635 | else if (ctype_match (ut2, ctype_ulint)) | |
636 | { | |
637 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
638 | } | |
639 | else if (ctype_match (ut2, ctype_lint)) | |
640 | { | |
641 | hcode = FLG_LONGINTEGRAL; | |
642 | } | |
643 | else if (ctype_isInt (ut2)) | |
644 | { | |
645 | hcode = FLG_MATCHANYINTEGRAL; | |
646 | } | |
647 | else | |
648 | { | |
649 | ; | |
650 | } | |
651 | } | |
652 | else if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
653 | { | |
654 | ctype tr = ctype_realType (ut1); | |
655 | ||
656 | if (ctype_isArbitraryIntegral (tr)) | |
657 | { | |
658 | hcode = FLG_MATCHANYINTEGRAL; | |
659 | } | |
660 | else if (ctype_match (ut1, ctype_ulint)) | |
661 | { | |
662 | if (ctype_isUnsignedIntegral (tr)) | |
663 | { | |
664 | hcode = FLG_LONGUNSIGNEDUNSIGNEDINTEGRAL; | |
665 | } | |
666 | else if (ctype_isSignedIntegral (tr)) | |
667 | { | |
668 | ; | |
669 | } | |
670 | else | |
671 | { | |
672 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
673 | } | |
674 | } | |
675 | else if (ctype_match (ut1, ctype_lint)) | |
676 | { | |
677 | if (ctype_isSignedIntegral (tr)) | |
678 | { | |
679 | hcode = FLG_LONGSIGNEDINTEGRAL; | |
680 | } | |
681 | else if (ctype_isSignedIntegral (tr)) | |
682 | { | |
683 | ; | |
684 | } | |
685 | else | |
686 | { | |
687 | hcode = FLG_LONGINTEGRAL; | |
688 | } | |
689 | } | |
690 | else if (ctype_isInt (ut1)) | |
691 | { | |
692 | hcode = FLG_MATCHANYINTEGRAL; | |
693 | } | |
694 | else | |
695 | { | |
696 | ; | |
697 | } | |
698 | } | |
990ec868 | 699 | else |
700 | { | |
701 | ; | |
702 | } | |
703 | ||
704 | if (hcode == INVALID_FLAG) | |
616915dd | 705 | { |
990ec868 | 706 | DPRINTF (("[%s] %s - %s / %s", |
707 | ctype_unparse (ut1), | |
708 | bool_unparse (ctype_isEnum (ut1)), | |
709 | bool_unparse (ctype_isEnum (ctype_realType (ut1))), | |
710 | bool_unparse (ctype_isInt (ut2)))); | |
616915dd | 711 | |
990ec868 | 712 | if (ctype_isAbstract (ut1) && !ctype_isAbstract (ut2)) |
616915dd | 713 | { |
990ec868 | 714 | uentry ue1 = usymtab_getTypeEntry (ctype_typeId (ut1)); |
715 | ctype ct = uentry_getType (ue1); | |
716 | ||
717 | if (ctype_match (ct, ut2)) | |
718 | { | |
719 | code = FLG_ABSTRACT; | |
720 | hint = message ("Underlying types match, but %s is an " | |
721 | "abstract type that is not accessible here.", | |
722 | ctype_unparse (t1)); | |
723 | } | |
616915dd | 724 | } |
990ec868 | 725 | else if (ctype_isAbstract (ut2) && !ctype_isAbstract (ut1)) |
726 | { | |
727 | uentry ue = usymtab_getTypeEntry (ctype_typeId (ut2)); | |
728 | ctype ct = uentry_getType (ue); | |
729 | ||
730 | if (ctype_match (ct, ut1)) | |
731 | { | |
732 | code = FLG_ABSTRACT; | |
733 | hint = message ("Underlying types match, but %s is an " | |
734 | "abstract type that is not accessible here.", | |
735 | ctype_unparse (t2)); | |
736 | } | |
737 | } | |
738 | else | |
739 | { | |
740 | ; /* Not an abstract mismatch. */ | |
741 | } | |
742 | ||
616915dd | 743 | |
990ec868 | 744 | if (hcode == INVALID_FLAG) |
616915dd | 745 | { |
990ec868 | 746 | if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) |
747 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
748 | { | |
749 | hcode = FLG_ENUMINT; | |
750 | } | |
751 | else if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) | |
752 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
753 | { | |
754 | hcode = FLG_ENUMINT; | |
755 | } | |
756 | else if ((ctype_isSignedChar (ut1) && ctype_isUnsignedChar (ut2)) | |
757 | || (ctype_isUnsignedChar (ut1) && ctype_isSignedChar (ut2))) | |
758 | { | |
759 | hcode = FLG_CHARUNSIGNEDCHAR; | |
760 | } | |
761 | else if (ctype_isNumeric (ut1) && ctype_isNumeric (ut2)) | |
762 | { | |
763 | hcode = FLG_RELAXTYPES; | |
764 | DPRINTF (("Setting relax types!")); | |
765 | } | |
766 | else | |
767 | { | |
768 | DPRINTF (("No special type rule: %s / %s", ctype_unparse (ut1), | |
769 | ctype_unparse (ut2))); | |
770 | } | |
616915dd | 771 | } |
772 | } | |
616915dd | 773 | |
774 | if (cstring_isDefined (hint)) | |
775 | { | |
776 | if (!context_suppressFlagMsg (ocode, fl)) | |
777 | { | |
778 | return llgenhinterror (code, s, hint, fl); | |
779 | } | |
780 | else | |
781 | { | |
782 | cstring_free (s); | |
783 | cstring_free (hint); | |
784 | return FALSE; | |
785 | } | |
786 | } | |
787 | else | |
788 | { | |
28bf4b0b | 789 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 790 | { |
791 | if (hcode != INVALID_FLAG && hcode != ocode) | |
792 | { | |
793 | code = hcode; | |
794 | llshowhint (code); | |
795 | ||
796 | } | |
797 | else | |
798 | { | |
799 | llsuppresshint ('-', code); | |
800 | } | |
801 | ||
802 | flagcode_recordError (code); | |
803 | return TRUE; | |
804 | } | |
805 | ||
806 | return FALSE; | |
807 | } | |
808 | } | |
809 | ||
810 | bool | |
28bf4b0b | 811 | xllgentypeerror (char *srcFile, int srcLine, |
812 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
813 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 814 | { |
28bf4b0b | 815 | return llgentypeerroraux (srcFile, srcLine, FLG_TYPE, t1, e1, t2, e2, s, fl); |
616915dd | 816 | } |
817 | ||
818 | bool | |
28bf4b0b | 819 | xllgenformattypeerror (char *srcFile, int srcLine, |
820 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
821 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 822 | { |
28bf4b0b | 823 | return llgentypeerroraux (srcFile, srcLine, FLG_FORMATTYPE, t1, e1, t2, e2, s, fl); |
616915dd | 824 | } |
825 | ||
826 | bool | |
28bf4b0b | 827 | xllgenerror (char *srcFile, int srcLine, flagcode o, /*@only@*/ cstring s, fileloc fl) |
616915dd | 828 | { |
28bf4b0b | 829 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 830 | { |
831 | llnosuppresshint (o); | |
832 | flagcode_recordError (o); | |
833 | closeMessage (); | |
834 | return TRUE; | |
835 | } | |
836 | else | |
837 | { | |
838 | flagcode_recordSuppressed (o); | |
839 | return FALSE; | |
840 | } | |
841 | } | |
842 | ||
843 | bool | |
28bf4b0b | 844 | xllgenhinterror (char *srcFile, int srcLine, |
845 | flagcode o, /*@only@*/ cstring s, /*@only@*/ cstring hint, | |
846 | fileloc fl) | |
616915dd | 847 | { |
848 | if (!context_suppressFlagMsg (o, fl)) | |
849 | { | |
28bf4b0b | 850 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 851 | { |
852 | flagcode_recordError (o); | |
853 | ||
854 | if (context_getFlag (FLG_HINTS)) | |
855 | { | |
856 | llgenhint (hint); | |
857 | } | |
858 | else | |
859 | { | |
860 | cstring_free (hint); | |
861 | } | |
862 | ||
863 | closeMessage (); | |
864 | return TRUE; | |
865 | } | |
866 | ||
867 | cstring_free (hint); | |
868 | } | |
869 | else | |
870 | { | |
871 | cstring_free (hint); | |
872 | cstring_free (s); | |
873 | } | |
874 | ||
875 | flagcode_recordSuppressed (o); | |
876 | return FALSE; | |
877 | } | |
878 | ||
879 | static bool | |
28bf4b0b | 880 | llrealerror (char *srcFile, int srcLine, /*@only@*/ cstring s, fileloc fl) |
616915dd | 881 | { |
28bf4b0b | 882 | return (llgenerrorreal (srcFile, srcLine, s, fl, TRUE, FALSE)); |
616915dd | 883 | } |
884 | ||
885 | static bool | |
28bf4b0b | 886 | llgenerroraux (char *srcFile, int srcLine, |
887 | /*@only@*/ cstring s, fileloc fl, bool iserror, bool indent) | |
616915dd | 888 | { |
616915dd | 889 | if (context_inSuppressZone (fl)) |
890 | { | |
891 | cstring_free (s); | |
892 | return FALSE; | |
893 | } | |
894 | else | |
895 | { | |
896 | ; | |
897 | } | |
898 | ||
28bf4b0b | 899 | if (llgenerrorreal (srcFile, srcLine, s, fl, iserror, indent)) { |
900 | return TRUE; | |
901 | } else { | |
902 | return FALSE; | |
903 | } | |
616915dd | 904 | } |
905 | ||
28bf4b0b | 906 | bool |
907 | xllforceerror (char *srcFile, int srcLine, | |
908 | flagcode code, /*@only@*/ cstring s, fileloc fl) | |
616915dd | 909 | { |
910 | flagcode_recordError (code); | |
28bf4b0b | 911 | |
912 | if (llgenerrorreal (srcFile, srcLine, s, fl, TRUE, FALSE)) { | |
913 | closeMessage (); | |
914 | return TRUE; | |
915 | } else { | |
916 | return FALSE; | |
917 | } | |
616915dd | 918 | } |
919 | ||
920 | static bool | |
28bf4b0b | 921 | llgenerrorreal (char *srcFile, int srcLine, |
922 | /*@only@*/ cstring s, fileloc fl, bool iserror, bool indent) | |
616915dd | 923 | { |
924 | cstring flstring; | |
925 | ||
926 | /* duplicate message (rescanning a header file */ | |
927 | ||
928 | if (!messageLog_add (context_messageLog (), fl, s)) | |
929 | { | |
28bf4b0b | 930 | DPRINTF (("Duplicate message suppressed! %s / %s", |
931 | fileloc_unparse (fl), s)); | |
616915dd | 932 | cstring_free (s); |
933 | return FALSE; | |
934 | } | |
935 | ||
936 | if (iserror) context_hasError (); | |
937 | ||
938 | if (context_unlimitedMessages ()) | |
939 | { | |
940 | ; | |
941 | } | |
942 | else | |
943 | { | |
944 | /* | |
945 | ** suppress excessive messages: | |
946 | ** check up to ':' | |
947 | ** | |
948 | */ | |
949 | ||
950 | char *sc = cstring_toCharsSafe (s); | |
951 | char *tmpmsg = strchr (sc, ':'); | |
952 | ||
953 | if (tmpmsg == NULL) | |
954 | { | |
955 | tmpmsg = sc; | |
956 | } | |
957 | else | |
958 | { | |
959 | char *savechar = tmpmsg; | |
960 | *tmpmsg = '\0'; | |
961 | tmpmsg = sc; | |
962 | *savechar = ':'; | |
963 | } | |
964 | ||
965 | if (cstring_equal (lastmsg, cstring_fromChars (tmpmsg))) | |
966 | { | |
967 | mcount++; | |
968 | if (mcount == (context_getLimit () + 1)) | |
969 | { | |
970 | limitmessage (s, fl); | |
971 | return FALSE; | |
972 | } | |
973 | ||
974 | if (mcount > (context_getLimit ())) | |
975 | { | |
976 | cstring_free (s); | |
977 | return FALSE; | |
978 | } | |
979 | } | |
980 | else | |
981 | { | |
982 | cleanupMessages (); | |
983 | mcount = 0; | |
984 | cstring_free (lastmsg); | |
985 | lastmsg = cstring_fromCharsNew (tmpmsg); | |
986 | } | |
987 | } | |
988 | ||
28bf4b0b | 989 | DPRINTF (("Here...")); |
990 | ||
616915dd | 991 | if (context_hasAliasAnnote ()) |
992 | { | |
993 | char *sc = cstring_toCharsSafe (s); | |
994 | char *fcolon = strchr (sc, ':'); | |
995 | cstring a = context_getAliasAnnote (); | |
996 | ||
997 | ||
998 | if (fcolon == NULL) | |
999 | { | |
1000 | s = message ("%q (%q)", s, a); | |
1001 | } | |
1002 | else | |
1003 | { | |
1004 | cstring afterColon; | |
1005 | ||
1006 | *fcolon = '\0'; | |
1007 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1008 | ||
1009 | s = message ("%q (%q):%q", s, a, afterColon); | |
1010 | } | |
1011 | } | |
1012 | ||
1013 | if (context_hasMessageAnnote ()) | |
1014 | { | |
1015 | char *fcolon = strchr (cstring_toCharsSafe (s), ':'); | |
1016 | ||
1017 | ||
1018 | if (fcolon == NULL) | |
1019 | { | |
1020 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1021 | s = message ("%q (%q)", s, context_getMessageAnnote ()); | |
1022 | /*@=dependenttrans@*/ | |
1023 | } | |
1024 | else | |
1025 | { | |
1026 | cstring afterColon; | |
1027 | ||
1028 | *fcolon = '\0'; | |
1029 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1030 | ||
1031 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1032 | s = message ("%q (%q):%q", s, | |
1033 | context_getMessageAnnote (), afterColon); | |
1034 | /*@=dependenttrans@*/ | |
1035 | } | |
1036 | } | |
1037 | ||
1038 | context_setNeednl (); | |
1039 | prepareMessage (); | |
1040 | ||
1041 | if (context_showFunction ()) | |
1042 | { | |
1043 | cstring fname = fileloc_unparseFilename (g_currentloc); | |
1044 | ||
1045 | if (context_inIterDef ()) | |
1046 | { | |
1047 | fprintf (g_msgstream, "%s: (in iter %s)\n", | |
1048 | cstring_toCharsSafe (fname), | |
1049 | cstring_toCharsSafe (context_inFunctionName ())); | |
1050 | } | |
1051 | else if (context_inIterEnd ()) | |
1052 | { | |
1053 | fprintf (g_msgstream, "%s: (in iter finalizer %s)\n", | |
1054 | cstring_toCharsSafe (fname), | |
1055 | cstring_toCharsSafe (context_inFunctionName ())); | |
1056 | } | |
1057 | else if (context_inMacro ()) | |
1058 | { | |
1059 | fprintf (g_msgstream, "%s: (in macro %s)\n", cstring_toCharsSafe (fname), | |
1060 | cstring_toCharsSafe (context_inFunctionName ())); | |
1061 | } | |
1062 | else | |
1063 | { | |
1064 | fprintf (g_msgstream, "%s: (in function %s)\n", | |
1065 | cstring_toCharsSafe (fname), | |
1066 | cstring_toCharsSafe (context_inFunctionName ())); | |
1067 | } | |
1068 | ||
1069 | cstring_free (fname); | |
1070 | context_setShownFunction (); | |
1071 | } | |
1072 | ||
1073 | flstring = fileloc_unparse (fl); | |
616915dd | 1074 | lastfileloclen = cstring_length (flstring); |
1075 | ||
1076 | if (indent) | |
1077 | { | |
1078 | printError (g_msgstream, message (" %q: %q", flstring, s)); | |
1079 | } | |
1080 | else | |
1081 | { | |
1082 | printError (g_msgstream, message ("%q: %q", flstring, s)); | |
1083 | } | |
1084 | ||
28bf4b0b | 1085 | showSourceLoc (srcFile, srcLine); |
616915dd | 1086 | return TRUE; |
1087 | } | |
1088 | ||
1089 | /* | |
1090 | ** printMessage | |
1091 | ** | |
1092 | ** message contains no '\n' | |
1093 | ** message fits in one line: print it | |
1094 | ** message fits in two lines with 3-space indent after fileloc: print it | |
1095 | ** split line with 5-space indent from left margin: print it | |
1096 | ** | |
1097 | */ | |
1098 | ||
1099 | static | |
1100 | void printMessage (FILE *stream, /*@only@*/ cstring s) | |
1101 | { | |
1102 | printIndentMessage (stream, s, 0); | |
1103 | } | |
1104 | ||
1105 | static | |
1106 | void printIndentMessage (FILE *stream, /*@only@*/ cstring sc, int indent) | |
1107 | { | |
28bf4b0b | 1108 | static bool inbody = FALSE; |
616915dd | 1109 | int maxlen = context_getLineLen (); |
1110 | char *s = cstring_toCharsSafe (sc); | |
28bf4b0b | 1111 | char *olds = NULL; |
616915dd | 1112 | |
28bf4b0b | 1113 | llassertprotect (!inbody); |
1114 | inbody = TRUE; | |
616915dd | 1115 | |
1116 | do | |
1117 | { | |
1118 | char *t = NULL; | |
1119 | char *st = s; | |
1120 | ||
28bf4b0b | 1121 | llassertprotect (st != olds); |
1122 | olds = st; | |
616915dd | 1123 | mstring_split (&st, &t, maxlen, &indent); |
1124 | fprintf (stream, "%s\n", st); | |
28bf4b0b | 1125 | llassertprotect (t != s); |
616915dd | 1126 | s = t; |
1127 | } while (s != NULL) ; | |
1128 | ||
1129 | cstring_free (sc); | |
28bf4b0b | 1130 | inbody = FALSE; |
616915dd | 1131 | } |
1132 | ||
1133 | static | |
1134 | void printError (FILE *stream, /*@only@*/ cstring sc) | |
1135 | { | |
1136 | int maxlen = context_getLineLen (); | |
1137 | int nspaces = lastfileloclen + 5; | |
1138 | int nextlen = maxlen - nspaces; | |
1139 | int len = cstring_length (sc); | |
1140 | int indent = 0; | |
1141 | char *s = cstring_toCharsSafe (sc); | |
1142 | char *os = s; | |
1143 | char *t = NULL; | |
1144 | ||
28bf4b0b | 1145 | DPRINTF (("Print error: [%s]", sc)); |
1146 | ||
616915dd | 1147 | if (len < (maxlen + nextlen) && (strchr (s, '\n') == NULL)) |
1148 | { | |
1149 | mstring_split (&s, &t, maxlen, &indent); | |
1150 | ||
1151 | fprintf (stream, "%s\n", s); | |
1152 | ||
1153 | if (t != NULL) | |
1154 | { | |
1155 | len = mstring_length (t); | |
1156 | ||
1157 | if (len < (maxlen - 3) && (strchr (t, '\n') == NULL) | |
1158 | && len > (nextlen - 1)) | |
1159 | { | |
1160 | fprintf (stream, " %s\n", t); | |
1161 | } | |
1162 | else | |
1163 | { | |
1164 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1165 | int i; | |
1166 | ||
1167 | for (i = 0; i < nspaces; i++) | |
1168 | { | |
1169 | spaces[i] = ' '; | |
1170 | } | |
1171 | ||
1172 | spaces[nspaces] = '\0'; | |
1173 | ||
1174 | while (t != NULL) | |
1175 | { | |
1176 | char *st = t; | |
1177 | mstring_split (&st, &t, nextlen, &indent); | |
1178 | fprintf (stream, "%s%s\n", spaces, st); | |
1179 | } | |
1180 | ||
1181 | sfree (spaces); | |
1182 | } | |
1183 | } | |
1184 | } | |
1185 | else | |
1186 | { | |
28bf4b0b | 1187 | DPRINTF (("Here 1: [%s]", sc)); |
1188 | ||
616915dd | 1189 | if (len < (maxlen + maxlen - 1) && (strchr (s, '\n') != NULL)) |
1190 | { | |
1191 | nspaces = ((maxlen + maxlen - 1) - len) / 2; | |
1192 | ||
1193 | if (nspaces < 1) nspaces = 1; | |
1194 | ||
1195 | nextlen = maxlen - nspaces; | |
1196 | ||
1197 | mstring_split (&s, &t, maxlen, &indent); | |
1198 | ||
1199 | fprintf (stream, "%s\n", s); | |
1200 | ||
1201 | if (t != NULL) | |
1202 | { | |
1203 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1204 | int i; | |
1205 | ||
1206 | for (i = 0; i < nspaces; i++) | |
1207 | { | |
1208 | spaces[i] = ' '; | |
1209 | } | |
1210 | ||
1211 | spaces[nspaces] = '\0'; | |
1212 | ||
1213 | while (t != NULL) | |
1214 | { | |
1215 | char *st = t; | |
1216 | ||
1217 | mstring_split (&st, &t, nextlen, &indent); | |
1218 | fprintf (stream, "%s%s\n", spaces, st); | |
1219 | } | |
1220 | ||
1221 | sfree (spaces); | |
1222 | } | |
1223 | } | |
1224 | else | |
1225 | { | |
1226 | nspaces = 4; | |
1227 | nextlen = maxlen - nspaces; | |
1228 | ||
28bf4b0b | 1229 | DPRINTF (("Here 2: [%s]", s)); |
616915dd | 1230 | mstring_split (&s, &t, maxlen, &indent); |
28bf4b0b | 1231 | DPRINTF (("Here 3: [%s] [%s]", s, t)); |
616915dd | 1232 | |
1233 | fprintf (stream, "%s\n", s); | |
1234 | ||
1235 | if (t != NULL) | |
1236 | { | |
1237 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1238 | int i; | |
1239 | ||
1240 | for (i = 0; i < nspaces; i++) | |
1241 | { | |
1242 | spaces[i] = ' '; | |
1243 | } | |
1244 | ||
1245 | spaces[nspaces] = '\0'; | |
1246 | ||
1247 | while (t != NULL) | |
1248 | { | |
1249 | char *st = t; | |
28bf4b0b | 1250 | DPRINTF (("Loop: [%s]", t)); |
616915dd | 1251 | mstring_split (&st, &t, nextlen, &indent); |
28bf4b0b | 1252 | DPRINTF (("Split: [%s] [%s]", st, t)); |
616915dd | 1253 | fprintf (stream, "%s%s\n", spaces, st); |
28bf4b0b | 1254 | DPRINTF (("Next...")); |
616915dd | 1255 | } |
1256 | ||
1257 | sfree (spaces); | |
1258 | } | |
1259 | } | |
1260 | } | |
1261 | ||
28bf4b0b | 1262 | DPRINTF (("Done")); |
616915dd | 1263 | sfree (os); |
1264 | } | |
1265 | ||
1266 | void | |
28bf4b0b | 1267 | xllfatalbug (char *srcFile, int srcLine, /*@only@*/ cstring s) |
616915dd | 1268 | { |
1269 | prepareMessage (); | |
1270 | printError (stderr, message ("%q: *** Fatal bug: %q", | |
1271 | fileloc_unparse (g_currentloc), s)); | |
28bf4b0b | 1272 | showSourceLoc (srcFile, srcLine); |
616915dd | 1273 | printCodePoint (); |
1274 | printBugReport (); | |
1275 | llexit (LLFAILURE); | |
1276 | } | |
1277 | ||
1278 | # ifndef NOLCL | |
1279 | void | |
1280 | lclfatalbug (char *msg) | |
1281 | { | |
1282 | prepareMessage (); | |
1283 | printError (stderr, | |
1284 | message ("*** Fatal Bug: %s", cstring_fromChars (msg))); | |
1285 | printCodePoint (); | |
1286 | printBugReport (); | |
1287 | llexit (LLFAILURE); | |
1288 | } | |
1289 | # endif | |
1290 | ||
1291 | void | |
1292 | checkParseError (void) | |
1293 | { | |
1294 | if (fileloc_withinLines (lastparseerror, g_currentloc, 10)) | |
1295 | { | |
1296 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1297 | fileloc_unparse (g_currentloc))); | |
1298 | } | |
1299 | } | |
1300 | ||
1301 | void llbugaux (cstring file, int line, /*@only@*/ cstring s) | |
1302 | { | |
1303 | /*@unchecked@*/ | |
1304 | static int numbugs = 0; | |
1305 | static bool inbug = FALSE; | |
1306 | ||
1307 | if (inbug) | |
1308 | { | |
1309 | cstring temps = fileloc_unparseRaw (file, line); | |
1310 | ||
1311 | fprintf (stderr, "%s: Recursive bug detected: %s\n", | |
1312 | cstring_toCharsSafe (temps), | |
1313 | cstring_toCharsSafe (s)); | |
1314 | cstring_free (temps); | |
1315 | ||
1316 | llexit (LLFAILURE); | |
1317 | } | |
1318 | ||
1319 | inbug = TRUE; | |
1320 | ||
1321 | prepareMessage (); | |
1322 | ||
28bf4b0b | 1323 | /*@i3232@*/ |
1324 | /* | |
616915dd | 1325 | if (fileloc_isRealLib (g_currentloc)) |
1326 | { | |
28bf4b0b | 1327 | DPRINTF (("Here we are!")); |
1328 | llfatalerror (message ("%q: Library file appears to be corrupted. Error: %q: %s", | |
1329 | fileloc_unparse (g_currentloc), | |
1330 | fileloc_unparseRaw (file, line), | |
1331 | s)); | |
616915dd | 1332 | } |
28bf4b0b | 1333 | */ |
616915dd | 1334 | |
1335 | if (fileloc_withinLines (lastparseerror, g_currentloc, 7)) | |
1336 | { | |
1337 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1338 | fileloc_unparse (g_currentloc))); | |
1339 | } | |
1340 | ||
1341 | (void) fflush (g_msgstream); | |
1342 | printError (stderr, message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
1343 | fileloc_unparse (g_currentloc), | |
1344 | fileloc_unparseRaw (file, line), | |
1345 | s, errno)); | |
1346 | printCodePoint (); | |
1347 | ||
1348 | (void) fflush (stderr); | |
1349 | perror ("Possible system error diagnostic: "); | |
1350 | (void) fflush (stderr); | |
1351 | ||
1352 | printBugReport (); | |
1353 | ||
1354 | numbugs++; | |
1355 | ||
28bf4b0b | 1356 | if (numbugs > context_getBugsLimit () && fileloc_withinLines (lastbug, g_currentloc, 2)) |
616915dd | 1357 | { |
28bf4b0b | 1358 | llfatalerror (message ("%q: Cannot recover from last bug. (If you really want LCLint to try to continue, use -bugslimit <n>.)", |
616915dd | 1359 | fileloc_unparse (g_currentloc))); |
1360 | } | |
28bf4b0b | 1361 | |
616915dd | 1362 | fprintf (stderr, " (attempting to continue, results may be incorrect)\n"); |
1363 | fileloc_free (lastbug); | |
1364 | lastbug = fileloc_copy (g_currentloc); | |
1365 | closeMessage (); | |
1366 | ||
1367 | (void) fflush (stderr); | |
1368 | inbug = FALSE; | |
1369 | } | |
1370 | ||
1371 | # ifndef NOLCL | |
1372 | void | |
1373 | lclbug (/*@only@*/ cstring s) | |
1374 | { | |
1375 | prepareMessage (); | |
1376 | printError (stderr, message ("*** Internal Bug: %q", s)); | |
1377 | printCodePoint (); | |
1378 | printBugReport (); | |
1379 | fprintf (stderr, " (attempting to continue, results may be incorrect)\n"); | |
1380 | closeMessage (); | |
1381 | } | |
1382 | # endif | |
1383 | ||
1384 | void | |
1385 | llfatalerror (cstring s) | |
1386 | { | |
1387 | prepareMessage (); | |
1388 | printError (stderr, s); | |
1389 | printError (stderr, cstring_makeLiteral ("*** Cannot continue.")); | |
1390 | llexit (LLFAILURE); | |
1391 | } | |
1392 | ||
1393 | void | |
1394 | llfatalerrorLoc (/*@only@*/ cstring s) | |
1395 | { | |
1396 | prepareMessage (); | |
1397 | (void) fflush (g_msgstream); | |
1398 | printError (stderr, message ("%q: %q", fileloc_unparse (g_currentloc), s)); | |
1399 | printError (stderr, cstring_makeLiteral ("*** Cannot continue.")); | |
28bf4b0b | 1400 | (void) fflush (g_msgstream); |
616915dd | 1401 | llexit (LLFAILURE); |
1402 | } | |
1403 | ||
616915dd | 1404 | void |
28bf4b0b | 1405 | xllgloberror (char *srcFile, int srcLine, /*@only@*/ cstring s) |
616915dd | 1406 | { |
1407 | if (context_inSuppressRegion ()) | |
1408 | { | |
1409 | cstring_free (s); | |
1410 | } | |
1411 | else | |
1412 | { | |
1413 | context_setNeednl (); | |
1414 | prepareMessage (); | |
1415 | context_hasError (); | |
1416 | flagcode_recordError (FLG_SPECIAL); | |
1417 | printError (g_msgstream, s); | |
28bf4b0b | 1418 | showSourceLoc (srcFile, srcLine); |
616915dd | 1419 | closeMessage (); |
1420 | } | |
1421 | } | |
1422 | ||
1423 | # ifndef NOLCL | |
1424 | bool | |
1425 | lclHadError (void) | |
1426 | { | |
1427 | return (lclerrors > 0); | |
1428 | } | |
1429 | ||
1430 | bool | |
1431 | lclHadNewError (void) | |
1432 | { | |
1433 | static int lastcall = 0; | |
1434 | ||
1435 | if (lclerrors > lastcall) | |
1436 | { | |
1437 | lastcall = lclerrors; | |
1438 | return TRUE; | |
1439 | } | |
1440 | else | |
1441 | { | |
1442 | return FALSE; | |
1443 | } | |
1444 | } | |
1445 | ||
1446 | int | |
1447 | lclNumberErrors (void) | |
1448 | { | |
1449 | return (lclerrors); | |
1450 | } | |
1451 | ||
1452 | void | |
28bf4b0b | 1453 | xlclerror (char *srcFile, int srcLine, ltoken t, /*@only@*/ cstring msg) |
616915dd | 1454 | { |
1455 | lclerrors++; | |
1456 | ||
1457 | if (ltoken_getCode (t) != NOTTOKEN) | |
1458 | { | |
1459 | cstring loc = ltoken_unparseLoc (t); | |
1460 | ||
1461 | lastfileloclen = cstring_length (loc); | |
1462 | ||
1463 | printError (g_msgstream, message ("%q: %q", loc, msg)); | |
28bf4b0b | 1464 | showSourceLoc (srcFile, srcLine); |
616915dd | 1465 | } |
1466 | else | |
1467 | { | |
1468 | printError (g_msgstream, msg); | |
28bf4b0b | 1469 | showSourceLoc (srcFile, srcLine); |
616915dd | 1470 | } |
1471 | } | |
1472 | ||
1473 | void | |
1474 | lclplainerror (/*@only@*/ cstring msg) | |
1475 | { | |
1476 | lclerrors++; | |
1477 | ||
1478 | printError (g_msgstream, msg); | |
1479 | } | |
1480 | ||
1481 | void | |
1482 | lclfatalerror (ltoken t, /*@only@*/ cstring msg) | |
1483 | { | |
1484 | lclerror (t, msg); | |
1485 | (void) fflush (g_msgstream); | |
1486 | printError (stderr, cstring_makeLiteral ("*** Cannot continue")); | |
1487 | llexit (LLFAILURE); | |
1488 | } | |
1489 | ||
1490 | void | |
1491 | lclplainfatalerror (/*@only@*/ cstring msg) | |
1492 | { | |
1493 | (void) fflush (g_msgstream); | |
1494 | printError (stderr, message ("*** Cannot continue: %q", msg)); | |
1495 | llexit (LLFAILURE); | |
1496 | } | |
1497 | ||
1498 | void | |
1499 | lclRedeclarationError (ltoken id) | |
1500 | { | |
1501 | cstring s = ltoken_getRawString (id); | |
1502 | ||
1503 | ||
1504 | if (usymtab_existsEither (s)) | |
1505 | { | |
1506 | uentry le = usymtab_lookupEither (s); | |
1507 | ||
1508 | lclerror (id, message ("Respecification of %s", s)); | |
1509 | llgenindentmsg (message ("Previous specification of %q", | |
1510 | uentry_getName (le)), | |
1511 | uentry_whereSpecified (le)); | |
1512 | } | |
1513 | else | |
1514 | { | |
1515 | lclerror (id, message ("Identifier redeclared: %s", s)); | |
1516 | } | |
1517 | } | |
1518 | # endif | |
1519 | ||
1520 | void genppllerror (flagcode code, /*@only@*/ cstring s) | |
1521 | { | |
1522 | if (context_inSuppressZone (g_currentloc)) | |
1523 | { | |
1524 | cstring_free (s); | |
1525 | } | |
1526 | else | |
1527 | { | |
1528 | if (context_getFlag (code)) | |
1529 | { | |
1530 | if (context_getFlag (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1531 | { | |
1532 | fprintf (g_msgstream, " >\n"); | |
1533 | } | |
1534 | ||
1535 | llerror (code, s); | |
1536 | ||
1537 | if (code != FLG_PREPROC) | |
1538 | { | |
1539 | llsuppresshint ('-', code); | |
1540 | } | |
1541 | ||
1542 | if (context_getFlag (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1543 | { | |
1544 | fprintf (stderr, "< more preprocessing ."); | |
1545 | } | |
1546 | } | |
1547 | else | |
1548 | { | |
1549 | cstring_free (s); | |
1550 | } | |
1551 | } | |
1552 | } | |
1553 | ||
1554 | void genppllerrorhint (flagcode code, /*@only@*/ cstring s, | |
1555 | /*@only@*/ cstring hint) | |
1556 | { | |
1557 | if (context_inSuppressZone (g_currentloc)) | |
1558 | { | |
1559 | cstring_free (s); | |
1560 | cstring_free (hint); | |
1561 | } | |
1562 | else | |
1563 | { | |
1564 | if (context_getFlag (code)) | |
1565 | { | |
1566 | prepareMessage (); | |
1567 | context_clearPreprocessing (); | |
1568 | llerror (code, s); | |
1569 | llgenhint (hint); | |
1570 | context_setPreprocessing (); | |
1571 | closeMessage (); | |
1572 | } | |
1573 | else | |
1574 | { | |
1575 | cstring_free (s); | |
1576 | cstring_free (hint); | |
1577 | } | |
1578 | } | |
1579 | } | |
1580 | ||
1581 | void ppllerror (/*@only@*/ cstring s) | |
1582 | { | |
1583 | genppllerror (FLG_PREPROC, s); | |
1584 | } | |
1585 | ||
1586 | void pplldiagmsg (cstring s) | |
1587 | { | |
1588 | if (context_getDebug (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1589 | { | |
1590 | fprintf (stderr, " >\n"); | |
1591 | lldiagmsg (s); | |
1592 | fprintf (stderr, "< more preprocessing ."); | |
1593 | } | |
1594 | else | |
1595 | { | |
1596 | lldiagmsg (s); | |
1597 | } | |
1598 | } | |
1599 | ||
1600 | void loadllmsg (cstring s) | |
1601 | { | |
1602 | if (context_getDebug (FLG_SHOWSCAN)) | |
1603 | { | |
1604 | fprintf (stderr, " >\n"); | |
1605 | lldiagmsg (s); | |
1606 | fprintf (stderr, "< ."); | |
1607 | } | |
1608 | else | |
1609 | { | |
1610 | lldiagmsg (s); | |
1611 | } | |
1612 | } | |
1613 | ||
1614 | static void llreportparseerror (/*@only@*/ cstring s) | |
1615 | { | |
1616 | if (fileloc_withinLines (lastparseerror, g_currentloc, 5)) | |
1617 | { | |
1618 | cstring_free (s); | |
1619 | } | |
1620 | else | |
1621 | { | |
1622 | llerror (FLG_SYNTAX, s); | |
1623 | ||
1624 | fileloc_free (lastparseerror); | |
1625 | lastparseerror = fileloc_copy (g_currentloc); | |
1626 | } | |
1627 | } | |
1628 | ||
28bf4b0b | 1629 | bool xlloptgenerror (char *srcFile, int srcLine, |
1630 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1631 | { |
28bf4b0b | 1632 | DPRINTF (("xllopt: %s", s)); |
1633 | ||
1634 | if (llrealerror (srcFile, srcLine, s, loc)) | |
616915dd | 1635 | { |
28bf4b0b | 1636 | DPRINTF (("Here we are!")); |
616915dd | 1637 | llsuppresshint ('-', o); |
1638 | closeMessage (); | |
1639 | flagcode_recordError (o); | |
1640 | return TRUE; | |
1641 | } | |
28bf4b0b | 1642 | else |
1643 | { | |
1644 | DPRINTF (("Suppressed!")); | |
1645 | flagcode_recordSuppressed (o); | |
1646 | return FALSE; | |
1647 | } | |
616915dd | 1648 | } |
1649 | ||
28bf4b0b | 1650 | bool xoptgenerror2 (char *srcFile, int srcLine, |
1651 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1652 | { |
1653 | if (context_suppressFlagMsg (f1, loc)) | |
1654 | { | |
1655 | flagcode_recordSuppressed (f1); | |
1656 | cstring_free (s); | |
1657 | } | |
1658 | else | |
1659 | { | |
1660 | if (context_suppressFlagMsg (f2, loc)) | |
1661 | { | |
1662 | flagcode_recordSuppressed (f2); | |
1663 | cstring_free (s); | |
1664 | } | |
1665 | else | |
1666 | { | |
28bf4b0b | 1667 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1668 | { |
28bf4b0b | 1669 | llsuppresshint2 ('-', f1, f2); |
616915dd | 1670 | flagcode_recordError (f2); |
1671 | closeMessage (); | |
1672 | return TRUE; | |
1673 | } | |
28bf4b0b | 1674 | else |
1675 | { | |
1676 | flagcode_recordSuppressed (f2); | |
1677 | } | |
616915dd | 1678 | } |
1679 | } | |
28bf4b0b | 1680 | |
616915dd | 1681 | return FALSE; |
1682 | } | |
1683 | ||
28bf4b0b | 1684 | bool xoptgenerror2n (char *srcFile, int srcLine, |
1685 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1686 | { |
1687 | ||
1688 | if (context_suppressFlagMsg (f1, loc)) | |
1689 | { | |
1690 | flagcode_recordSuppressed (f1); | |
1691 | cstring_free (s); | |
1692 | } | |
1693 | else | |
1694 | { | |
1695 | if (context_suppressNotFlagMsg (f2, loc)) | |
1696 | { | |
1697 | flagcode_recordSuppressed (f2); | |
1698 | cstring_free (s); | |
1699 | } | |
1700 | else | |
1701 | { | |
28bf4b0b | 1702 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1703 | { |
1704 | llsuppresshint ('+', f2); | |
1705 | flagcode_recordError (f2); | |
1706 | closeMessage (); | |
1707 | return TRUE; | |
1708 | } | |
1709 | ||
1710 | flagcode_recordSuppressed (f2); | |
1711 | } | |
1712 | } | |
1713 | return FALSE; | |
1714 | } | |
1715 | ||
28bf4b0b | 1716 | bool xllnoptgenerror (char *srcFile, int srcLine, |
1717 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1718 | { |
28bf4b0b | 1719 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1720 | { |
1721 | llsuppresshint ('+', o); | |
1722 | flagcode_recordError (o); | |
1723 | closeMessage (); | |
1724 | return TRUE; | |
1725 | } | |
1726 | ||
1727 | flagcode_recordSuppressed (o); | |
1728 | return FALSE; | |
1729 | } | |
1730 | ||
1731 | void llparseerror (cstring s) | |
1732 | { | |
1733 | if (context_getFlag (FLG_TRYTORECOVER)) | |
1734 | { | |
1735 | parseerrorcount++; | |
1736 | ||
1737 | if (parseerrorcount > GIVEUPPARSE) | |
1738 | { | |
1739 | if (cstring_isDefined (s)) | |
1740 | { | |
1741 | llfatalerror (message ("%q: Parse Error: %q. " | |
1742 | "Too many errors, giving up.", | |
1743 | fileloc_unparse (g_currentloc), s)); | |
1744 | } | |
1745 | else | |
1746 | { | |
1747 | llfatalerror (message ("%q: Parse Error. Too many errors, giving up.", | |
1748 | fileloc_unparse (g_currentloc))); | |
1749 | } | |
1750 | } | |
1751 | else | |
1752 | { | |
1753 | if (cstring_isDefined (s)) | |
1754 | { | |
1755 | llreportparseerror (message ("Parse Error: %q. Attempting to continue.", | |
1756 | s)); | |
1757 | } | |
1758 | else | |
1759 | { | |
1760 | llreportparseerror (message ("Parse Error. Attempting to continue.")); | |
1761 | } | |
1762 | } | |
1763 | } | |
1764 | else | |
1765 | { | |
1766 | cstring msg; | |
1767 | ||
1768 | if (cstring_isDefined (s)) | |
1769 | { | |
1770 | msg = message ("Parse Error: %q.", s); | |
1771 | } | |
1772 | else | |
1773 | { | |
1774 | msg = message ("Parse Error."); | |
1775 | } | |
1776 | ||
1777 | llfatalerror | |
1778 | (message ("%q: %s (For help on parse errors, " | |
1779 | "see lclint -help parseerrors.)", | |
1780 | fileloc_unparse (g_currentloc), msg)); | |
1781 | } | |
1782 | } | |
1783 | ||
28bf4b0b | 1784 | bool xfsgenerror (char *srcFile, int srcLine, |
1785 | flagSpec fs, /*@only@*/ cstring s, fileloc fl) | |
1786 | { | |
1787 | if (flagSpec_isOn (fs, fl)) | |
1788 | { | |
1789 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) | |
1790 | { | |
1791 | llsuppresshint ('-', flagSpec_getFirstOn (fs, fl)); | |
1792 | flagcode_recordError (flagSpec_getFirstOn (fs, fl)); | |
1793 | return TRUE; | |
1794 | } | |
1795 | else | |
1796 | { | |
1797 | flagcode_recordSuppressed (flagSpec_getFirstOn (fs, fl)); | |
1798 | return FALSE; | |
1799 | } | |
1800 | } | |
1801 | else | |
1802 | { | |
1803 | flagcode_recordSuppressed (flagSpec_getDominant (fs)); | |
1804 | cstring_free (s); | |
1805 | return FALSE; | |
1806 | } | |
1807 | } | |
1808 | ||
616915dd | 1809 | bool doCheck (bool x, cstring pred, cstring file, int line) |
1810 | { | |
1811 | if (!x) { | |
1812 | llbug (message ("%q: Check Failed: %s", | |
1813 | fileloc_unparseRaw (file, line), | |
1814 | pred)); | |
1815 | } | |
1816 | ||
1817 | return x; | |
1818 | } | |
1819 | ||
1820 | /*@observer@*/ cstring lldecodeerror (/*@unused@*/ int errnum) | |
1821 | { | |
1822 | char *result; | |
1823 | ||
1824 | #ifndef VMS | |
1825 | #ifndef HAVE_STRERROR | |
1826 | result = NULL; | |
1827 | #else | |
1828 | result = strerror (errnum); | |
1829 | #endif | |
1830 | #else /* VMS */ | |
1831 | /* VAXCRTL's strerror() takes an optional second argument, which only | |
1832 | matters when the first argument is EVMSERR. However, it's simplest | |
1833 | just to pass it unconditionally. `vaxc$errno' is declared in | |
1834 | <errno.h>, and maintained by the library in parallel with `errno'. | |
1835 | We assume that caller's `errnum' either matches the last setting of | |
1836 | `errno' by the library or else does not have the value `EVMSERR'. */ | |
1837 | ||
1838 | result = strerror (errnum, vaxc$errno); | |
1839 | #endif | |
1840 | ||
1841 | if (result == NULL) | |
1842 | { | |
1843 | result = cstring_toCharsSafe (message ("undocumented I/O error: %d", errnum)); | |
1844 | } | |
1845 | ||
1846 | return cstring_fromChars (result); | |
1847 | } | |
1848 | ||
1849 | void llquietbugaux (cstring s, /*@unused@*/ cstring file, /*@unused@*/ int line) | |
1850 | { | |
1851 | # if 0 | |
1852 | # ifdef HOMEVERSION | |
1853 | llflush (); | |
1854 | printError (stderr, message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
1855 | fileloc_unparse (g_currentloc), | |
1856 | fileloc_unparseRaw (file, line), | |
1857 | s, errno)); | |
1858 | printCodePoint (); | |
1859 | llflush (); | |
1860 | # endif | |
1861 | # else | |
1862 | cstring_free (s); | |
1863 | # endif | |
1864 | } | |
1865 | ||
1866 | void llflush (void) | |
1867 | { | |
1868 | (void) fflush (g_msgstream); | |
1869 | (void) fflush (stderr); | |
1870 | } |