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1 | /* | |
2 | ** Splint - annotation-assisted static program checker | |
3 | ** Copyright (C) 1994-2003 University of Virginia, | |
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 splint: info@splint.org | |
21 | ** To report a bug: splint-bug@splint.org | |
22 | ** For more information: http://www.splint.org | |
23 | */ | |
24 | /* | |
25 | ** llerror.c | |
26 | ** | |
27 | ** error reporting procedures | |
28 | */ | |
29 | ||
30 | # include "splintMacros.nf" | |
31 | # include <string.h> | |
32 | # include <errno.h> | |
33 | # include "basic.h" | |
34 | # include "llmain.h" | |
35 | # include "cpperror.h" | |
36 | # include "Headers/version.h" /* Visual C++ finds a different version.h on some path! */ | |
37 | ||
38 | /* Don't allow possibly-recursive assertion failures. */ | |
39 | # undef llassert | |
40 | # define llassert llassertprotect | |
41 | ||
42 | static void printIndentMessage (FILE *p_stream, /*@only@*/ cstring p_sc, int p_indent) | |
43 | /*@modifies *p_stream@*/ ; | |
44 | ||
45 | static int lclerrors = 0; | |
46 | static size_t lastfileloclen = 10; | |
47 | static /*@only@*/ cstring lastmsg = cstring_undefined; | |
48 | static int mcount = 0; | |
49 | static /*@only@*/ cstring saveOneMessage = cstring_undefined; | |
50 | static /*@only@*/ fileloc lastparseerror = fileloc_undefined; | |
51 | static /*@only@*/ fileloc lastbug = fileloc_undefined; | |
52 | static bool llgenerrorreal (flagcode p_code, | |
53 | char *p_srcFile, int p_srcLine, | |
54 | /*@only@*/ cstring p_s, | |
55 | /*@temp@*/ cstring p_addtext, | |
56 | fileloc p_fl, bool p_iserror, bool p_indent) | |
57 | /*@modifies g_warningstream@*/ ; | |
58 | static bool llgenerroraux (flagcode p_code, char *p_srcFile, int p_srcLine, | |
59 | /*@only@*/ cstring p_s, | |
60 | /*@temp@*/ cstring p_addtext, | |
61 | fileloc p_fl, bool p_iserror, bool p_indent) | |
62 | /*@modifies g_warningstream@*/ ; | |
63 | ||
64 | static void generateCSV (flagcode p_code, cstring p_s, cstring p_addtext, fileloc p_fl) | |
65 | /*@modifies g_csvstream@*/ ; | |
66 | ||
67 | static void printError (FILE *p_stream, /*@only@*/ cstring p_sc) | |
68 | /*@globals lastfileloclen @*/ | |
69 | /*@modifies *p_stream@*/ ; | |
70 | static void printMessage (FILE *p_stream, /*@only@*/ cstring p_s) | |
71 | /*@modifies *p_stream@*/ ; | |
72 | ||
73 | static void llgenhint (/*@only@*/ cstring p_s) /*@modifies g_warningstream@*/ ; | |
74 | ||
75 | static void showSourceLoc (char *srcFile, int srcLine) | |
76 | /*@modifies g_warningstream@*/ | |
77 | { | |
78 | if (context_getFlag (FLG_SHOWSOURCELOC)) { | |
79 | llgenhint (message ("%s:%d: Source code error generation point.", | |
80 | cstring_fromChars (srcFile), srcLine)); | |
81 | } | |
82 | ||
83 | } | |
84 | ||
85 | static /*@null@*/ char * | |
86 | maxcp (/*@null@*/ /*@returned@*/ char *a, /*@null@*/ /*@returned@*/ char *b) | |
87 | { | |
88 | if (a > b) return a; | |
89 | else return b; | |
90 | } | |
91 | ||
92 | static void | |
93 | printBugReport (void) | |
94 | { | |
95 | fprintf (g_errorstream, " *** Please report bug to %s ***\n", | |
96 | SPLINT_MAINTAINER); | |
97 | llflush (); | |
98 | /* don't exit (EXIT_FAILURE); */ | |
99 | } | |
100 | ||
101 | static bool s_needsPrepare = TRUE; | |
102 | ||
103 | void prepareMessage () | |
104 | { | |
105 | DPRINTF (("Prepare message: %s", bool_unparse (context_loadingLibrary ()))); | |
106 | showHerald (); | |
107 | ||
108 | if ((context_isPreprocessing () || context_loadingLibrary ()) | |
109 | && s_needsPrepare | |
110 | && context_getFlag (FLG_SHOWSCAN)) | |
111 | { | |
112 | llflush (); | |
113 | displayScanClose (); | |
114 | s_needsPrepare = FALSE; | |
115 | } | |
116 | ||
117 | llflush (); | |
118 | } | |
119 | ||
120 | void closeMessage (void) | |
121 | { | |
122 | if (context_isPreprocessing () | |
123 | && context_getFlag (FLG_SHOWSCAN)) | |
124 | { | |
125 | llflush (); | |
126 | displayScanOpen (cstring_makeLiteral ("more preprocessing .")); | |
127 | llassertprotect (!s_needsPrepare); | |
128 | s_needsPrepare = TRUE; | |
129 | } | |
130 | else | |
131 | { | |
132 | llflush (); | |
133 | } | |
134 | } | |
135 | ||
136 | void | |
137 | llmsg (/*@only@*/ cstring s) | |
138 | { | |
139 | context_setNeednl (); | |
140 | prepareMessage (); | |
141 | printMessage (g_messagestream, s); | |
142 | closeMessage (); | |
143 | } | |
144 | ||
145 | void | |
146 | lldiagmsg (/*@only@*/ cstring s) | |
147 | { | |
148 | static bool inmsg = FALSE; | |
149 | ||
150 | if (inmsg) | |
151 | { | |
152 | fprintf (g_errorstream, | |
153 | "Recursive message call detected: %s\n", | |
154 | cstring_toCharsSafe (s)); | |
155 | llexit (LLFAILURE); | |
156 | } | |
157 | ||
158 | inmsg = TRUE; | |
159 | ||
160 | context_setNeednl (); | |
161 | prepareMessage (); | |
162 | printMessage (g_messagestream, s); | |
163 | closeMessage (); | |
164 | ||
165 | inmsg = FALSE; | |
166 | } | |
167 | ||
168 | void | |
169 | llmsgplain (/*@only@*/ cstring s) | |
170 | { | |
171 | context_setNeednl (); | |
172 | prepareMessage (); | |
173 | printMessage (g_messagestream, s); | |
174 | closeMessage (); | |
175 | } | |
176 | ||
177 | void llerror_flagWarning (cstring s) | |
178 | { | |
179 | if (context_getFlag (FLG_WARNFLAGS)) | |
180 | { | |
181 | llgenmsg (s, g_currentloc); | |
182 | } | |
183 | else | |
184 | { | |
185 | cstring_free (s); | |
186 | } | |
187 | } | |
188 | ||
189 | static void | |
190 | llgenhint (/*@only@*/ cstring s) /*@modifies g_warningstream@*/ | |
191 | { | |
192 | int indent = context_getIndentSpaces () - 1; | |
193 | ||
194 | if (indent < 0) indent = 0; | |
195 | ||
196 | context_setNeednl (); | |
197 | printIndentMessage (g_warningstream, s, indent); | |
198 | } | |
199 | ||
200 | void | |
201 | llhint (cstring s) | |
202 | { | |
203 | if (context_getFlag (FLG_HINTS) && | |
204 | !(context_inSuppressRegion () || context_inSuppressZone (g_currentloc))) | |
205 | { | |
206 | llgenhint (s); | |
207 | } | |
208 | else | |
209 | { | |
210 | cstring_free (s); | |
211 | } | |
212 | } | |
213 | ||
214 | static void | |
215 | llshowhint (flagcode f) | |
216 | { | |
217 | if (context_getFlag (FLG_HINTS)) | |
218 | { | |
219 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
220 | { | |
221 | cstring desc = flagcodeHint (f); | |
222 | ||
223 | if (cstring_isDefined (desc)) | |
224 | { | |
225 | llgenhint (cstring_copy (desc)); | |
226 | } | |
227 | } | |
228 | } | |
229 | } | |
230 | ||
231 | static void | |
232 | llsuppresshint2 (char c, flagcode f1, flagcode f2) | |
233 | { | |
234 | ||
235 | if (context_getFlag (FLG_HINTS)) | |
236 | { | |
237 | if ((flagcode_numReported (f1) == 0 | |
238 | || flagcode_numReported (f2) == 0) | |
239 | || context_getFlag (FLG_FORCEHINTS)) | |
240 | { | |
241 | cstring desc = flagcodeHint (f1); | |
242 | context_setNeednl (); | |
243 | lastfileloclen = 8; | |
244 | ||
245 | if (cstring_isUndefined (desc)) | |
246 | { | |
247 | desc = flagcodeHint (f2); | |
248 | } | |
249 | ||
250 | if (flagcode_isNamePrefixFlag (f1)) | |
251 | { | |
252 | f1 = FLG_NAMECHECKS; | |
253 | } | |
254 | ||
255 | if (flagcode_isNamePrefixFlag (f2)) | |
256 | { | |
257 | f2 = FLG_NAMECHECKS; | |
258 | } | |
259 | ||
260 | if (f1 == f2) | |
261 | { | |
262 | if (cstring_isDefined (desc)) | |
263 | { | |
264 | llgenhint (message ("%s (Use %h%s to inhibit warning)", desc, | |
265 | c, | |
266 | flagcode_unparse (f1))); | |
267 | } | |
268 | else | |
269 | { | |
270 | llgenhint (message ("(Use %h%s to inhibit warning)", | |
271 | c, flagcode_unparse (f1))); | |
272 | } | |
273 | } | |
274 | else | |
275 | { | |
276 | if (cstring_isDefined (desc)) | |
277 | { | |
278 | llgenhint (message ("%s (Use either %h%s or %h%s to inhibit warning)", desc, | |
279 | c, | |
280 | flagcode_unparse (f1), | |
281 | c, | |
282 | flagcode_unparse (f2))); | |
283 | } | |
284 | else | |
285 | { | |
286 | llgenhint (message ("(Use either %h%s or %h%s to inhibit warning)", c, | |
287 | flagcode_unparse (f1), | |
288 | c, flagcode_unparse (f2))); | |
289 | } | |
290 | } | |
291 | } | |
292 | } | |
293 | } | |
294 | ||
295 | static void | |
296 | llsuppresshint (char c, flagcode f) | |
297 | { | |
298 | if (context_getFlag (FLG_HINTS)) | |
299 | { | |
300 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
301 | { | |
302 | cstring desc = flagcodeHint (f); | |
303 | context_setNeednl (); | |
304 | lastfileloclen = 8; | |
305 | ||
306 | if (flagcode_isNamePrefixFlag (f)) | |
307 | { | |
308 | f = FLG_NAMECHECKS; | |
309 | } | |
310 | ||
311 | if (cstring_isDefined (desc)) | |
312 | { | |
313 | llgenhint (message ("%s (Use %h%s to inhibit warning)", desc, c, | |
314 | flagcode_unparse (f))); | |
315 | } | |
316 | else | |
317 | { | |
318 | llgenhint (message ("(Use %h%s to inhibit warning)", c, | |
319 | flagcode_unparse (f))); | |
320 | } | |
321 | } | |
322 | } | |
323 | } | |
324 | ||
325 | static void | |
326 | llnosuppresshint (flagcode f) | |
327 | { | |
328 | if (context_getFlag (FLG_FORCEHINTS)) | |
329 | { | |
330 | cstring desc = flagcodeHint (f); | |
331 | context_setNeednl (); | |
332 | lastfileloclen = 8; | |
333 | ||
334 | if (cstring_isDefined (desc)) | |
335 | { | |
336 | printError (g_warningstream, message (" %s", desc)); | |
337 | } | |
338 | } | |
339 | } | |
340 | ||
341 | /*@constant int MAXSEARCH; @*/ | |
342 | # define MAXSEARCH 20 | |
343 | ||
344 | /*@constant int MINLINE; @*/ | |
345 | # define MINLINE 35 | |
346 | ||
347 | typedef /*@null@*/ /*@dependent@*/ char *nd_charp; | |
348 | ||
349 | static void | |
350 | mstring_split (/*@returned@*/ char **sp, | |
351 | /*@out@*/ nd_charp *tp, | |
352 | int maxline, /*@in@*/ int *indentchars) | |
353 | { | |
354 | char *nl; | |
355 | char *t; | |
356 | char *s = *sp; | |
357 | char *osp = *sp; | |
358 | ||
359 | *tp = NULL; | |
360 | ||
361 | DPRINTF (("Split: %s / %d", *sp, maxline)); | |
362 | ||
363 | if (maxline < MINLINELEN) | |
364 | { | |
365 | maxline = MINLINELEN; | |
366 | } | |
367 | ||
368 | if (*indentchars > 0) | |
369 | { | |
370 | s = *sp = mstring_concatFree1 (mstring_spaces (*indentchars), s); | |
371 | osp = s; | |
372 | } | |
373 | ||
374 | nl = strchr (s, '\n'); | |
375 | ||
376 | /* | |
377 | ** splitting: | |
378 | ** | |
379 | ** if there is a newline in first maxline characters, split there | |
380 | ** if line len is <= maxline, return no split | |
381 | ** if there is a ':' or ';' or ',' followed by ' ' in first maxline characters, | |
382 | ** split there unless the ' ' is followed by a '}', then | |
383 | ** split after '}' | |
384 | ** of the ';' is inside quotation marks | |
385 | ** if there is a space or tab in last maxsearch characters, split there | |
386 | ** else, split at maxline | |
387 | ** | |
388 | ** special code: slash [1-9] after a newline means indent the rest <n> chars | |
389 | ** | |
390 | */ | |
391 | ||
392 | if ((nl != NULL) && ((nl - s) < maxline)) | |
393 | { | |
394 | *nl = '\0'; | |
395 | t = nl + 1; | |
396 | ||
397 | if (*t == '\0') | |
398 | { | |
399 | llassertprotect (*tp == NULL || (*tp > osp)); | |
400 | return; | |
401 | } | |
402 | ||
403 | if (*t >= '\1' && *t <= '\7') | |
404 | { | |
405 | *indentchars += (int) (*t - '\1') + 1; | |
406 | t++; | |
407 | } | |
408 | ||
409 | *tp = t; | |
410 | return; | |
411 | } | |
412 | else if (size_toInt (strlen (s)) < maxline) | |
413 | { | |
414 | llassertprotect (*tp == NULL || (*tp > osp)); | |
415 | return; | |
416 | } | |
417 | else | |
418 | { | |
419 | int i = 0; | |
420 | char savechar; | |
421 | char *lcolon, *lsemi, *lcomma; | |
422 | char *splitat; | |
423 | ||
424 | splitat = NULL; | |
425 | ||
426 | t = s + maxline - 1; | |
427 | savechar = *t; | |
428 | ||
429 | *t = '\0'; | |
430 | lcolon = strrchr (s, ':'); | |
431 | lsemi = strrchr (s, ';'); | |
432 | lcomma = strrchr (s, ','); | |
433 | ||
434 | *t = savechar; | |
435 | ||
436 | splitat = maxcp (lcolon, lsemi); | |
437 | ||
438 | if (splitat != NULL && ((int)(splitat - s) > MINLINE) | |
439 | && *(splitat) != '\0' | |
440 | && *(splitat + 1) == ' ' | |
441 | && (*(splitat + 2) != '}' | |
442 | && *(splitat + 2) != ',' | |
443 | && (*(splitat + 2) != '\0'))) | |
444 | { | |
445 | *(splitat + 1) = '\0'; | |
446 | t = splitat + 2; | |
447 | *tp = t; | |
448 | llassertprotect (*tp == NULL || (*tp > osp)); | |
449 | return; | |
450 | } | |
451 | ||
452 | if (lcomma != NULL && ((lcomma - s) > maxline - 5)) | |
453 | { | |
454 | splitat = lcomma; | |
455 | ||
456 | if (splitat != NULL && ((int)(splitat - s) > MINLINE) | |
457 | && *(splitat) != '\0' | |
458 | && *(splitat + 1) == ' ' | |
459 | && (*(splitat + 2) != '}' | |
460 | && (*(splitat + 2) != '\0'))) | |
461 | { | |
462 | *(splitat + 1) = '\0'; | |
463 | t = splitat + 2; | |
464 | *tp = t; | |
465 | llassertprotect (*tp == NULL || (*tp > osp)); | |
466 | return; | |
467 | } | |
468 | } | |
469 | ||
470 | while (*t != ' ' && *t != '\t' && i < MAXSEARCH) | |
471 | { | |
472 | t--; | |
473 | i++; | |
474 | } | |
475 | ||
476 | if (*t != ' ' && *t != '\t') | |
477 | { | |
478 | llassertprotect (maxline > 0); | |
479 | t = mstring_copy (s + maxline); | |
480 | *(s + maxline) = '\0'; | |
481 | ||
482 | if (*t == '\0') | |
483 | { | |
484 | sfree (t); | |
485 | llassertprotect (*tp == NULL || (*tp > osp)); | |
486 | return; | |
487 | } | |
488 | ||
489 | mstring_markFree (t); | |
490 | *tp = t; | |
491 | /* Won't be true since t is a copy: llassertprotect (*tp == NULL || (*tp > osp)); */ | |
492 | return; | |
493 | } | |
494 | else | |
495 | { | |
496 | ||
497 | *t = '\0'; | |
498 | t++; | |
499 | ||
500 | if (*t == '\0') return; | |
501 | ||
502 | /* | |
503 | ** returns unqualified as only | |
504 | */ | |
505 | ||
506 | *tp = t; | |
507 | ||
508 | # if 0 | |
509 | /* Hack to prevent error case for wierd strings. */ | |
510 | if (t <= osp) | |
511 | { | |
512 | *tp = NULL; | |
513 | return; | |
514 | } | |
515 | llassertprotect (*tp == NULL || (*tp > osp)); | |
516 | # endif | |
517 | ||
518 | return; | |
519 | } | |
520 | } | |
521 | ||
522 | BADBRANCH; | |
523 | } | |
524 | ||
525 | static | |
526 | void limitmessage (/*@only@*/ cstring s, fileloc loc) | |
527 | { | |
528 | if (mcount > context_getLimit () + 1) | |
529 | { | |
530 | cstring_free (s); | |
531 | } | |
532 | else | |
533 | { | |
534 | cstring flstring = fileloc_unparse (loc); | |
535 | ||
536 | lastfileloclen = cstring_length (flstring); | |
537 | cstring_free (saveOneMessage); | |
538 | saveOneMessage = message ("%q: %q", flstring, s); | |
539 | } | |
540 | } | |
541 | ||
542 | static int parseerrorcount = 0; | |
543 | ||
544 | void cleanupMessages () | |
545 | { | |
546 | parseerrorcount = 0; | |
547 | ||
548 | if (context_unlimitedMessages ()) | |
549 | { | |
550 | ; | |
551 | } | |
552 | else | |
553 | { | |
554 | int unprinted = mcount - context_getLimit (); | |
555 | ||
556 | if (unprinted > 0) | |
557 | { | |
558 | if (unprinted == 1 && cstring_isDefined (saveOneMessage)) | |
559 | { | |
560 | prepareMessage (); | |
561 | printError (g_warningstream, saveOneMessage); | |
562 | closeMessage (); | |
563 | saveOneMessage = cstring_undefined; | |
564 | } | |
565 | else | |
566 | { | |
567 | if (cstring_isDefined (saveOneMessage)) | |
568 | { | |
569 | /* cstring_free (saveOneMessage); */ | |
570 | saveOneMessage = cstring_undefined; | |
571 | } | |
572 | ||
573 | fprintf (g_warningstream, "%s: (%d more similar errors unprinted)\n", | |
574 | cstring_toCharsSafe (fileloc_filename (g_currentloc)), | |
575 | mcount - context_getLimit ()); | |
576 | } | |
577 | } | |
578 | } | |
579 | ||
580 | mcount = 0; | |
581 | } | |
582 | ||
583 | void | |
584 | llgenmsg (/*@only@*/ cstring s, fileloc fl) | |
585 | { | |
586 | cstring flstring = fileloc_unparse (fl); | |
587 | lastfileloclen = cstring_length (flstring); | |
588 | ||
589 | prepareMessage (); | |
590 | (void) printError (g_warningstream, message ("%q: %q", flstring, s)); | |
591 | closeMessage (); | |
592 | } | |
593 | ||
594 | void | |
595 | llgenindentmsg (/*@only@*/ cstring s, fileloc fl) | |
596 | { | |
597 | cstring flstring = fileloc_unparse (fl); | |
598 | int indentspaces = context_getLocIndentSpaces (); | |
599 | prepareMessage (); | |
600 | ||
601 | (void) printIndentMessage (g_warningstream, message ("%q: %q", flstring, s), | |
602 | indentspaces); | |
603 | ||
604 | closeMessage (); | |
605 | } | |
606 | ||
607 | void | |
608 | llgenindentmsgnoloc (/*@only@*/ cstring s) | |
609 | { | |
610 | prepareMessage (); | |
611 | (void) printIndentMessage (g_warningstream, s, context_getIndentSpaces ()); | |
612 | closeMessage (); | |
613 | } | |
614 | ||
615 | static bool | |
616 | llgentypeerroraux (char *srcFile, int srcLine, | |
617 | flagcode ocode, ctype t1, exprNode e1, ctype t2, exprNode e2, | |
618 | /*@only@*/ cstring s, fileloc fl) | |
619 | { | |
620 | cstring hint = cstring_undefined; | |
621 | flagcode code = ocode; | |
622 | flagcode hcode = INVALID_FLAG; | |
623 | ctype ut1 = t1; | |
624 | ctype ut2 = t2; | |
625 | ||
626 | DPRINTF (("Type error [%s]: %s / %s : %s / %s", | |
627 | flagcode_unparse (ocode), | |
628 | exprNode_unparse (e1), exprNode_unparse (e2), | |
629 | ctype_unparse (t1), ctype_unparse (t2))); | |
630 | ||
631 | DPRINTF (("Bool: %s / %s", | |
632 | bool_unparse (ctype_isBool (t1)), | |
633 | bool_unparse (ctype_isBool (t2)))); | |
634 | ||
635 | /* | |
636 | ** Set the flag using the underlying types that didn't match. | |
637 | */ | |
638 | ||
639 | while (ctype_isPointer (ut1) && ctype_isPointer (ut2)) { | |
640 | ut1 = ctype_baseArrayPtr (ut1); | |
641 | ut2 = ctype_baseArrayPtr (ut2); | |
642 | } | |
643 | ||
644 | if (ctype_isRealNumAbstract (ut1) && exprNode_isNumLiteral (e2)) | |
645 | { | |
646 | hcode = FLG_NUMABSTRACTLIT; | |
647 | } | |
648 | else if ((ctype_isFloat (ut1) && ctype_isDouble (ut2)) | |
649 | || (ctype_isFloat (ut1) && ctype_isDouble (ut2))) | |
650 | { | |
651 | hcode = FLG_FLOATDOUBLE; | |
652 | } | |
653 | else if ((exprNode_isCharLiteral (e1) && ctype_isInt (ut2)) | |
654 | || (exprNode_isCharLiteral (e2) && ctype_isInt (ut1))) | |
655 | { | |
656 | hcode = FLG_CHARINTLITERAL; | |
657 | } | |
658 | else if ((exprNode_isNumLiteral (e1) && ctype_isReal (ut2)) | |
659 | || (exprNode_isNumLiteral (e2) && ctype_isReal (ut1))) | |
660 | { | |
661 | hcode = FLG_NUMLITERAL; | |
662 | } | |
663 | else if ((ctype_isManifestBool (ut1) && ctype_isInt (ut2)) | |
664 | || (ctype_isInt (ut1) && ctype_isManifestBool (ut2))) | |
665 | /* evs 2000-07-24: was ctype_isDirectBool */ | |
666 | { | |
667 | hcode = FLG_BOOLINT; | |
668 | } | |
669 | else if (((ctype_isChar (ut1) && !ctype_isInt (ut1)) && ctype_isInt (ut2)) | |
670 | || ((ctype_isInt (ut1) && (ctype_isChar (ut2) && !ctype_isInt (ut2))))) | |
671 | { | |
672 | hcode = FLG_CHARINT; | |
673 | } | |
674 | else if ((ctype_isInt (ut1) && ctype_isInt (ut2)) | |
675 | || (ctype_isChar (ut1) && ctype_isChar (ut2)) | |
676 | || (ctype_isDouble (ut1) && ctype_isDouble (ut2))) | |
677 | { | |
678 | if (!bool_equal (ctype_isSigned (ut1), ctype_isSigned (ut2))) | |
679 | { | |
680 | if (ctype_isArbitraryIntegral (ctype_realType (ut1)) | |
681 | && !ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
682 | { | |
683 | hcode = FLG_MATCHANYINTEGRAL; | |
684 | } | |
685 | else if (ctype_isArbitraryIntegral (ctype_realType (ut2)) | |
686 | && !ctype_isArbitraryIntegral (ctype_realType (ut1))) | |
687 | { | |
688 | hcode = FLG_MATCHANYINTEGRAL; | |
689 | } | |
690 | else | |
691 | { | |
692 | hcode = FLG_IGNORESIGNS; | |
693 | } | |
694 | } | |
695 | else | |
696 | { | |
697 | hcode = FLG_IGNOREQUALS; | |
698 | } | |
699 | } | |
700 | else if (ctype_isArbitraryIntegral (ctype_realType (ut1))) | |
701 | { | |
702 | if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
703 | { | |
704 | hcode = FLG_MATCHANYINTEGRAL; | |
705 | } | |
706 | else if (ctype_match (ut2, ctype_ulint)) | |
707 | { | |
708 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
709 | } | |
710 | else if (ctype_match (ut2, ctype_lint)) | |
711 | { | |
712 | hcode = FLG_LONGINTEGRAL; | |
713 | } | |
714 | else if (ctype_isInt (ut2)) | |
715 | { | |
716 | hcode = FLG_MATCHANYINTEGRAL; | |
717 | } | |
718 | else | |
719 | { | |
720 | ; | |
721 | } | |
722 | } | |
723 | else if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
724 | { | |
725 | ctype tr = ctype_realType (ut1); | |
726 | ||
727 | if (ctype_isArbitraryIntegral (tr)) | |
728 | { | |
729 | hcode = FLG_MATCHANYINTEGRAL; | |
730 | } | |
731 | else if (ctype_match (ut1, ctype_ulint)) | |
732 | { | |
733 | if (ctype_isUnsignedIntegral (tr)) | |
734 | { | |
735 | hcode = FLG_LONGUNSIGNEDUNSIGNEDINTEGRAL; | |
736 | } | |
737 | else if (ctype_isSignedIntegral (tr)) | |
738 | { | |
739 | ; | |
740 | } | |
741 | else | |
742 | { | |
743 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
744 | } | |
745 | } | |
746 | else if (ctype_match (ut1, ctype_lint)) | |
747 | { | |
748 | if (ctype_isSignedIntegral (tr)) | |
749 | { | |
750 | hcode = FLG_LONGSIGNEDINTEGRAL; | |
751 | } | |
752 | else if (ctype_isSignedIntegral (tr)) | |
753 | { | |
754 | ; | |
755 | } | |
756 | else | |
757 | { | |
758 | hcode = FLG_LONGINTEGRAL; | |
759 | } | |
760 | } | |
761 | else if (ctype_isInt (ut1)) | |
762 | { | |
763 | hcode = FLG_MATCHANYINTEGRAL; | |
764 | } | |
765 | else | |
766 | { | |
767 | ; | |
768 | } | |
769 | } | |
770 | else | |
771 | { | |
772 | ; | |
773 | } | |
774 | ||
775 | if (hcode == INVALID_FLAG) | |
776 | { | |
777 | DPRINTF (("[%s] %s - %s / %s", | |
778 | ctype_unparse (ut1), | |
779 | bool_unparse (ctype_isEnum (ut1)), | |
780 | bool_unparse (ctype_isEnum (ctype_realType (ut1))), | |
781 | bool_unparse (ctype_isInt (ut2)))); | |
782 | ||
783 | if (ctype_isAbstract (ut1) && !ctype_isAbstract (ut2)) | |
784 | { | |
785 | uentry ue1 = usymtab_getTypeEntry (ctype_typeId (ut1)); | |
786 | ctype ct = uentry_getType (ue1); | |
787 | ||
788 | if (ctype_match (ct, ut2)) | |
789 | { | |
790 | code = FLG_ABSTRACT; | |
791 | hint = message ("Underlying types match, but %s is an " | |
792 | "abstract type that is not accessible here.", | |
793 | ctype_unparse (t1)); | |
794 | } | |
795 | } | |
796 | else if (ctype_isAbstract (ut2) && !ctype_isAbstract (ut1)) | |
797 | { | |
798 | uentry ue = usymtab_getTypeEntry (ctype_typeId (ut2)); | |
799 | ctype ct = uentry_getType (ue); | |
800 | ||
801 | if (ctype_match (ct, ut1)) | |
802 | { | |
803 | if (ctype_isNumAbstract (ut2)) | |
804 | { | |
805 | if (exprNode_isNumLiteral (e1)) | |
806 | { | |
807 | code = FLG_NUMABSTRACTLIT; | |
808 | hint = message ("Underlying types match, but %s is a " | |
809 | "numabstract type that is not accessible here. " | |
810 | "(Use +numabstractlit to allow numeric literals " | |
811 | "to be used as numabstract type values.)", | |
812 | ctype_unparse (t2)); | |
813 | } | |
814 | else | |
815 | { | |
816 | code = FLG_NUMABSTRACT; | |
817 | hint = message ("Underlying types match, but %s is a " | |
818 | "numabstract type that is not accessible here.", | |
819 | ctype_unparse (t2)); | |
820 | } | |
821 | } | |
822 | else | |
823 | { | |
824 | code = FLG_ABSTRACT; | |
825 | hint = message ("Underlying types match, but %s is an " | |
826 | "abstract type that is not accessible here.", | |
827 | ctype_unparse (t2)); | |
828 | } | |
829 | } | |
830 | } | |
831 | else | |
832 | { | |
833 | ; /* Not an abstract mismatch. */ | |
834 | } | |
835 | ||
836 | ||
837 | if (hcode == INVALID_FLAG) | |
838 | { | |
839 | if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) | |
840 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
841 | { | |
842 | hcode = FLG_ENUMINT; | |
843 | } | |
844 | else if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) | |
845 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
846 | { | |
847 | hcode = FLG_ENUMINT; | |
848 | } | |
849 | else if ((ctype_isSignedChar (ut1) && ctype_isUnsignedChar (ut2)) | |
850 | || (ctype_isUnsignedChar (ut1) && ctype_isSignedChar (ut2))) | |
851 | { | |
852 | hcode = FLG_CHARUNSIGNEDCHAR; | |
853 | } | |
854 | else if (ctype_isNumeric (ut1) && ctype_isNumeric (ut2)) | |
855 | { | |
856 | hcode = FLG_RELAXTYPES; | |
857 | DPRINTF (("Setting relax types!")); | |
858 | } | |
859 | else | |
860 | { | |
861 | DPRINTF (("No special type rule: %s / %s", ctype_unparse (ut1), | |
862 | ctype_unparse (ut2))); | |
863 | } | |
864 | } | |
865 | } | |
866 | ||
867 | if (cstring_isDefined (hint)) | |
868 | { | |
869 | if (!context_suppressFlagMsg (ocode, fl)) | |
870 | { | |
871 | return xllgenhinterror (srcFile, srcLine, code, s, hint, fl); | |
872 | } | |
873 | else | |
874 | { | |
875 | cstring_free (s); | |
876 | cstring_free (hint); | |
877 | return FALSE; | |
878 | } | |
879 | } | |
880 | else | |
881 | { | |
882 | if (hcode != INVALID_FLAG && hcode != ocode) | |
883 | { | |
884 | code = hcode; | |
885 | } | |
886 | ||
887 | if (llgenerroraux (ocode, srcFile, srcLine, s, | |
888 | flagcodeHint (code), fl, TRUE, FALSE)) | |
889 | { | |
890 | if (code != ocode) | |
891 | { | |
892 | if (context_flagOn (code, fl)) | |
893 | { | |
894 | /* The flag is alreay set, something buggy in the flag code */ | |
895 | llcontbug (message ("No hint available, flag %s is already set.", | |
896 | flagcode_unparse (code))); | |
897 | } | |
898 | else | |
899 | { | |
900 | llshowhint (code); | |
901 | } | |
902 | } | |
903 | else | |
904 | { | |
905 | llsuppresshint ('-', code); | |
906 | } | |
907 | ||
908 | flagcode_recordError (code); | |
909 | return TRUE; | |
910 | } | |
911 | ||
912 | return FALSE; | |
913 | } | |
914 | } | |
915 | ||
916 | bool | |
917 | xllgentypeerror (char *srcFile, int srcLine, | |
918 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
919 | /*@only@*/ cstring s, fileloc fl) | |
920 | { | |
921 | return llgentypeerroraux (srcFile, srcLine, FLG_TYPE, t1, e1, t2, e2, s, fl); | |
922 | } | |
923 | ||
924 | bool | |
925 | xllgenformattypeerror (char *srcFile, int srcLine, | |
926 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
927 | /*@only@*/ cstring s, fileloc fl) | |
928 | { | |
929 | if (!context_suppressFlagMsg (FLG_FORMATTYPE, fl)) | |
930 | { | |
931 | if (ctype_isInt (t1) | |
932 | && ctype_isNumAbstract (t2)) | |
933 | { | |
934 | if (!context_suppressFlagMsg (FLG_NUMABSTRACTPRINT, fl)) | |
935 | { | |
936 | return llgentypeerroraux (srcFile, srcLine, FLG_NUMABSTRACTPRINT, t1, e1, t2, e2, s, fl); | |
937 | } | |
938 | else | |
939 | { | |
940 | return FALSE; | |
941 | } | |
942 | } | |
943 | else | |
944 | { | |
945 | return llgentypeerroraux (srcFile, srcLine, FLG_FORMATTYPE, t1, e1, t2, e2, s, fl); | |
946 | } | |
947 | } | |
948 | else | |
949 | { | |
950 | cstring_free (s); | |
951 | return FALSE; | |
952 | } | |
953 | } | |
954 | ||
955 | bool | |
956 | xllgenerror (char *srcFile, int srcLine, flagcode o, /*@only@*/ cstring s, fileloc fl) | |
957 | { | |
958 | if (llgenerroraux (o, srcFile, srcLine, s, flagcodeHint (o), fl, TRUE, FALSE)) | |
959 | { | |
960 | llnosuppresshint (o); | |
961 | flagcode_recordError (o); | |
962 | closeMessage (); | |
963 | return TRUE; | |
964 | } | |
965 | else | |
966 | { | |
967 | flagcode_recordSuppressed (o); | |
968 | return FALSE; | |
969 | } | |
970 | } | |
971 | ||
972 | bool | |
973 | xllgenhinterror (char *srcFile, int srcLine, | |
974 | flagcode o, /*@only@*/ cstring s, /*@only@*/ cstring hint, | |
975 | fileloc fl) | |
976 | { | |
977 | if (!context_suppressFlagMsg (o, fl)) | |
978 | { | |
979 | if (llgenerroraux (o, srcFile, srcLine, s, hint, fl, TRUE, FALSE)) | |
980 | { | |
981 | flagcode_recordError (o); | |
982 | ||
983 | if (context_getFlag (FLG_HINTS)) | |
984 | { | |
985 | llgenhint (hint); | |
986 | } | |
987 | else | |
988 | { | |
989 | cstring_free (hint); | |
990 | } | |
991 | ||
992 | closeMessage (); | |
993 | return TRUE; | |
994 | } | |
995 | ||
996 | cstring_free (hint); | |
997 | } | |
998 | else | |
999 | { | |
1000 | cstring_free (hint); | |
1001 | cstring_free (s); | |
1002 | } | |
1003 | ||
1004 | flagcode_recordSuppressed (o); | |
1005 | return FALSE; | |
1006 | } | |
1007 | ||
1008 | static bool | |
1009 | llrealerror (flagcode code, char *srcFile, int srcLine, /*@only@*/ cstring s, /*@temp@*/ cstring addtext, fileloc fl) | |
1010 | { | |
1011 | return (llgenerrorreal (code, srcFile, srcLine, s, addtext, fl, TRUE, FALSE)); | |
1012 | } | |
1013 | ||
1014 | static bool | |
1015 | llgenerroraux (flagcode code, | |
1016 | char *srcFile, int srcLine, | |
1017 | /*@only@*/ cstring s, | |
1018 | cstring addtext, | |
1019 | fileloc fl, bool iserror, bool indent) | |
1020 | { | |
1021 | if (context_inSuppressZone (fl)) | |
1022 | { | |
1023 | cstring_free (s); | |
1024 | return FALSE; | |
1025 | } | |
1026 | ||
1027 | if (llgenerrorreal (code, srcFile, srcLine, s, addtext, fl, iserror, indent)) { | |
1028 | return TRUE; | |
1029 | } else { | |
1030 | return FALSE; | |
1031 | } | |
1032 | } | |
1033 | ||
1034 | bool | |
1035 | xllforceerror (char *srcFile, int srcLine, | |
1036 | flagcode code, /*@only@*/ cstring s, fileloc fl) | |
1037 | { | |
1038 | flagcode_recordError (code); | |
1039 | ||
1040 | if (llgenerrorreal (code, srcFile, srcLine, s, cstring_undefined, fl, TRUE, FALSE)) { | |
1041 | closeMessage (); | |
1042 | return TRUE; | |
1043 | } else { | |
1044 | return FALSE; | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | static void generateCSV (flagcode code, cstring s, cstring addtext, fileloc fl) | |
1049 | { | |
1050 | ||
1051 | if (g_csvstream != NULL) { | |
1052 | /* Warning, Flag Code, Flag Name, Priority, File, Line, Column, Warning Text, Additional Text */ | |
1053 | fprintf (g_csvstream, "%d,%d,%s,%d,%s,%d,%d,\"%s\"", | |
1054 | context_numErrors (), | |
1055 | (int) code, /* flag code */ | |
1056 | cstring_toCharsSafe (flagcode_unparse (code)), /* flag name */ | |
1057 | flagcode_priority (code), /* priority */ | |
1058 | cstring_toCharsSafe (fileloc_outputFilename (fl)), | |
1059 | fileloc_lineno (fl), | |
1060 | fileloc_column (fl), | |
1061 | cstring_toCharsSafe (s)); | |
1062 | ||
1063 | if (cstring_isDefined (addtext)) { | |
1064 | fprintf (g_csvstream, ",\"%s\"\n", cstring_toCharsSafe (addtext)); | |
1065 | } else { | |
1066 | fprintf (g_csvstream, "\n"); | |
1067 | } | |
1068 | } | |
1069 | } | |
1070 | ||
1071 | static bool | |
1072 | llgenerrorreal (flagcode code, char *srcFile, int srcLine, | |
1073 | /*@only@*/ cstring s, | |
1074 | cstring addtext, | |
1075 | fileloc fl, bool iserror, bool indent) | |
1076 | { | |
1077 | cstring flstring; | |
1078 | ||
1079 | /* duplicate message (rescanning a header file */ | |
1080 | ||
1081 | if (!messageLog_add (context_messageLog (), fl, s)) | |
1082 | { | |
1083 | DPRINTF (("Duplicate message suppressed! %s / %s", | |
1084 | fileloc_unparse (fl), s)); | |
1085 | cstring_free (s); | |
1086 | return FALSE; | |
1087 | } | |
1088 | ||
1089 | /* | |
1090 | ** If herald has not been displayed, display it before the first message. | |
1091 | */ | |
1092 | ||
1093 | showHerald (); | |
1094 | ||
1095 | if (iserror) context_hasError (); | |
1096 | ||
1097 | if (context_unlimitedMessages ()) | |
1098 | { | |
1099 | ; | |
1100 | } | |
1101 | else | |
1102 | { | |
1103 | /* | |
1104 | ** suppress excessive messages: | |
1105 | ** check up to ':' | |
1106 | ** | |
1107 | */ | |
1108 | ||
1109 | char *sc = cstring_toCharsSafe (s); | |
1110 | char *tmpmsg = strchr (sc, ':'); | |
1111 | ||
1112 | if (tmpmsg == NULL) | |
1113 | { | |
1114 | tmpmsg = sc; | |
1115 | } | |
1116 | else | |
1117 | { | |
1118 | char *savechar = tmpmsg; | |
1119 | *tmpmsg = '\0'; | |
1120 | tmpmsg = sc; | |
1121 | *savechar = ':'; | |
1122 | } | |
1123 | ||
1124 | if (cstring_equal (lastmsg, cstring_fromChars (tmpmsg))) | |
1125 | { | |
1126 | mcount++; | |
1127 | if (mcount == (context_getLimit () + 1)) | |
1128 | { | |
1129 | limitmessage (s, fl); | |
1130 | return FALSE; | |
1131 | } | |
1132 | ||
1133 | if (mcount > (context_getLimit ())) | |
1134 | { | |
1135 | cstring_free (s); | |
1136 | return FALSE; | |
1137 | } | |
1138 | } | |
1139 | else | |
1140 | { | |
1141 | cleanupMessages (); | |
1142 | mcount = 0; | |
1143 | cstring_free (lastmsg); | |
1144 | lastmsg = cstring_fromCharsNew (tmpmsg); | |
1145 | } | |
1146 | } | |
1147 | ||
1148 | DPRINTF (("Here...")); | |
1149 | ||
1150 | if (context_hasAliasAnnote ()) | |
1151 | { | |
1152 | char *sc = cstring_toCharsSafe (s); | |
1153 | char *fcolon = strchr (sc, ':'); | |
1154 | cstring a = context_getAliasAnnote (); | |
1155 | ||
1156 | ||
1157 | if (fcolon == NULL) | |
1158 | { | |
1159 | s = message ("%q (%q)", s, a); | |
1160 | } | |
1161 | else | |
1162 | { | |
1163 | cstring afterColon; | |
1164 | ||
1165 | *fcolon = '\0'; | |
1166 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1167 | ||
1168 | s = message ("%q (%q):%q", s, a, afterColon); | |
1169 | } | |
1170 | } | |
1171 | ||
1172 | if (context_hasMessageAnnote ()) | |
1173 | { | |
1174 | char *fcolon = strchr (cstring_toCharsSafe (s), ':'); | |
1175 | ||
1176 | ||
1177 | if (fcolon == NULL) | |
1178 | { | |
1179 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1180 | s = message ("%q (%q)", s, context_getMessageAnnote ()); | |
1181 | /*@=dependenttrans@*/ | |
1182 | } | |
1183 | else | |
1184 | { | |
1185 | cstring afterColon; | |
1186 | ||
1187 | *fcolon = '\0'; | |
1188 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1189 | ||
1190 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1191 | s = message ("%q (%q):%q", s, | |
1192 | context_getMessageAnnote (), afterColon); | |
1193 | /*@=dependenttrans@*/ | |
1194 | } | |
1195 | } | |
1196 | ||
1197 | context_setNeednl (); | |
1198 | prepareMessage (); | |
1199 | ||
1200 | if (context_showFunction ()) | |
1201 | { | |
1202 | cstring fname = fileloc_unparseFilename (g_currentloc); | |
1203 | ||
1204 | if (context_inIterDef ()) | |
1205 | { | |
1206 | fprintf (g_warningstream, "%s: (in iter %s)\n", | |
1207 | cstring_toCharsSafe (fname), | |
1208 | cstring_toCharsSafe (context_inFunctionName ())); | |
1209 | } | |
1210 | else if (context_inIterEnd ()) | |
1211 | { | |
1212 | fprintf (g_warningstream, "%s: (in iter finalizer %s)\n", | |
1213 | cstring_toCharsSafe (fname), | |
1214 | cstring_toCharsSafe (context_inFunctionName ())); | |
1215 | } | |
1216 | else if (context_inMacro ()) | |
1217 | { | |
1218 | fprintf (g_warningstream, "%s: (in macro %s)\n", cstring_toCharsSafe (fname), | |
1219 | cstring_toCharsSafe (context_inFunctionName ())); | |
1220 | } | |
1221 | else | |
1222 | { | |
1223 | fprintf (g_warningstream, "%s: (in function %s)\n", | |
1224 | cstring_toCharsSafe (fname), | |
1225 | cstring_toCharsSafe (context_inFunctionName ())); | |
1226 | } | |
1227 | ||
1228 | cstring_free (fname); | |
1229 | context_setShownFunction (); | |
1230 | } | |
1231 | ||
1232 | flstring = fileloc_unparse (fl); | |
1233 | lastfileloclen = cstring_length (flstring); | |
1234 | ||
1235 | generateCSV (code, s, addtext, fl); | |
1236 | ||
1237 | if (indent) | |
1238 | { | |
1239 | printError (g_warningstream, message (" %q: %q", flstring, s)); | |
1240 | } | |
1241 | else | |
1242 | { | |
1243 | printError (g_warningstream, message ("%q: %q", flstring, s)); | |
1244 | } | |
1245 | ||
1246 | showSourceLoc (srcFile, srcLine); | |
1247 | ||
1248 | return TRUE; | |
1249 | } | |
1250 | ||
1251 | /* | |
1252 | ** printMessage | |
1253 | ** | |
1254 | ** message contains no '\n' | |
1255 | ** message fits in one line: print it | |
1256 | ** message fits in two lines with 3-space indent after fileloc: print it | |
1257 | ** split line with 5-space indent from left margin: print it | |
1258 | ** | |
1259 | */ | |
1260 | ||
1261 | static | |
1262 | void printMessage (FILE *stream, /*@only@*/ cstring s) | |
1263 | { | |
1264 | printIndentMessage (stream, s, 0); | |
1265 | } | |
1266 | ||
1267 | static | |
1268 | void printIndentMessage (FILE *stream, /*@only@*/ cstring sc, int indent) | |
1269 | { | |
1270 | static bool inbody = FALSE; | |
1271 | int maxlen = context_getLineLen (); | |
1272 | char *s = cstring_toCharsSafe (sc); | |
1273 | char *olds = NULL; | |
1274 | ||
1275 | llassertprotect (!inbody); | |
1276 | inbody = TRUE; | |
1277 | ||
1278 | do | |
1279 | { | |
1280 | char *t = NULL; | |
1281 | char *st = s; | |
1282 | ||
1283 | llassertprotect (st != olds); | |
1284 | olds = st; | |
1285 | mstring_split (&st, &t, maxlen, &indent); | |
1286 | fprintf (stream, "%s\n", st); | |
1287 | llassertprotect (t != s); | |
1288 | s = t; | |
1289 | } while (s != NULL) ; | |
1290 | ||
1291 | cstring_free (sc); | |
1292 | inbody = FALSE; | |
1293 | } | |
1294 | ||
1295 | static | |
1296 | void printError (FILE *stream, /*@only@*/ cstring sc) | |
1297 | { | |
1298 | int maxlen = context_getLineLen (); | |
1299 | size_t nspaces = lastfileloclen + 5; | |
1300 | int nextlen = maxlen - size_toInt (nspaces); | |
1301 | size_t len = cstring_length (sc); | |
1302 | int indent = 0; | |
1303 | char *s = cstring_toCharsSafe (sc); | |
1304 | char *os = s; | |
1305 | char *t = NULL; | |
1306 | ||
1307 | DPRINTF (("Print error: [%s]", sc)); | |
1308 | ||
1309 | if (size_toInt (len) < (maxlen + nextlen) && (strchr (s, '\n') == NULL)) | |
1310 | { | |
1311 | mstring_split (&s, &t, maxlen, &indent); | |
1312 | ||
1313 | fprintf (stream, "%s\n", s); | |
1314 | ||
1315 | if (t != NULL) | |
1316 | { | |
1317 | len = mstring_length (t); | |
1318 | ||
1319 | if (size_toInt (len) < (maxlen - 3) && (strchr (t, '\n') == NULL) | |
1320 | && size_toInt (len) > (nextlen - 1)) | |
1321 | { | |
1322 | fprintf (stream, " %s\n", t); | |
1323 | } | |
1324 | else | |
1325 | { | |
1326 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1327 | int i; | |
1328 | ||
1329 | for (i = 0; i < size_toInt (nspaces); i++) | |
1330 | { | |
1331 | spaces[i] = ' '; | |
1332 | } | |
1333 | ||
1334 | spaces[nspaces] = '\0'; | |
1335 | ||
1336 | while (t != NULL) | |
1337 | { | |
1338 | char *st = t; | |
1339 | mstring_split (&st, &t, nextlen, &indent); | |
1340 | fprintf (stream, "%s%s\n", spaces, st); | |
1341 | } | |
1342 | ||
1343 | sfree (spaces); | |
1344 | } | |
1345 | } | |
1346 | } | |
1347 | else | |
1348 | { | |
1349 | DPRINTF (("Here 1: [%s]", sc)); | |
1350 | ||
1351 | if (size_toInt (len) < (maxlen + maxlen - 1) && (strchr (s, '\n') != NULL)) | |
1352 | { | |
1353 | nspaces = ((maxlen + maxlen - 1) - len) / 2; | |
1354 | ||
1355 | if (nspaces < 1) nspaces = 1; | |
1356 | ||
1357 | nextlen = size_toInt (maxlen - nspaces); | |
1358 | ||
1359 | mstring_split (&s, &t, maxlen, &indent); | |
1360 | ||
1361 | fprintf (stream, "%s\n", s); | |
1362 | ||
1363 | if (t != NULL) | |
1364 | { | |
1365 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1366 | int i; | |
1367 | ||
1368 | for (i = 0; i < size_toInt (nspaces); i++) | |
1369 | { | |
1370 | spaces[i] = ' '; | |
1371 | } | |
1372 | ||
1373 | spaces[nspaces] = '\0'; | |
1374 | ||
1375 | while (t != NULL) | |
1376 | { | |
1377 | char *st = t; | |
1378 | ||
1379 | mstring_split (&st, &t, nextlen, &indent); | |
1380 | fprintf (stream, "%s%s\n", spaces, st); | |
1381 | } | |
1382 | ||
1383 | sfree (spaces); | |
1384 | } | |
1385 | } | |
1386 | else | |
1387 | { | |
1388 | nspaces = 4; | |
1389 | nextlen = size_toInt (maxlen - nspaces); | |
1390 | ||
1391 | DPRINTF (("Here 2: [%s]", s)); | |
1392 | mstring_split (&s, &t, maxlen, &indent); | |
1393 | DPRINTF (("Here 3: [%s] [%s]", s, t)); | |
1394 | ||
1395 | fprintf (stream, "%s\n", s); | |
1396 | ||
1397 | if (t != NULL) | |
1398 | { | |
1399 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1400 | size_t i; | |
1401 | ||
1402 | for (i = 0; i < nspaces; i++) | |
1403 | { | |
1404 | spaces[i] = ' '; | |
1405 | } | |
1406 | ||
1407 | spaces[nspaces] = '\0'; | |
1408 | ||
1409 | while (t != NULL) | |
1410 | { | |
1411 | char *st = t; | |
1412 | DPRINTF (("Loop: [%s]", t)); | |
1413 | mstring_split (&st, &t, nextlen, &indent); | |
1414 | DPRINTF (("Split: [%s] [%s]", st, t)); | |
1415 | fprintf (stream, "%s%s\n", spaces, st); | |
1416 | DPRINTF (("Next...")); | |
1417 | } | |
1418 | ||
1419 | sfree (spaces); | |
1420 | } | |
1421 | } | |
1422 | } | |
1423 | ||
1424 | DPRINTF (("Done")); | |
1425 | sfree (os); | |
1426 | } | |
1427 | ||
1428 | void | |
1429 | xllfatalbug (char *srcFile, int srcLine, /*@only@*/ cstring s) | |
1430 | { | |
1431 | prepareMessage (); | |
1432 | printError (g_errorstream, message ("%q: *** Fatal bug: %q", | |
1433 | fileloc_unparse (g_currentloc), s)); | |
1434 | showSourceLoc (srcFile, srcLine); | |
1435 | printCodePoint (); | |
1436 | printBugReport (); | |
1437 | llexit (LLFAILURE); | |
1438 | } | |
1439 | ||
1440 | void | |
1441 | lclfatalbug (char *msg) | |
1442 | { | |
1443 | prepareMessage (); | |
1444 | printError (g_errorstream, | |
1445 | message ("*** Fatal Bug: %s", cstring_fromChars (msg))); | |
1446 | printCodePoint (); | |
1447 | printBugReport (); | |
1448 | llexit (LLFAILURE); | |
1449 | } | |
1450 | ||
1451 | void | |
1452 | checkParseError (void) | |
1453 | { | |
1454 | if (fileloc_withinLines (lastparseerror, g_currentloc, 10)) | |
1455 | { | |
1456 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1457 | fileloc_unparse (g_currentloc))); | |
1458 | } | |
1459 | } | |
1460 | ||
1461 | void llbugaux (cstring file, int line, /*@only@*/ cstring s) | |
1462 | { | |
1463 | /*@unchecked@*/ | |
1464 | static int numbugs = 0; | |
1465 | static bool inbug = FALSE; | |
1466 | ||
1467 | if (inbug) | |
1468 | { | |
1469 | cstring temps = fileloc_unparseRaw (file, line); | |
1470 | ||
1471 | fprintf (g_errorstream, | |
1472 | "%s: Recursive bug detected: %s\n", | |
1473 | cstring_toCharsSafe (temps), | |
1474 | cstring_toCharsSafe (s)); | |
1475 | cstring_free (temps); | |
1476 | ||
1477 | llexit (LLFAILURE); | |
1478 | } | |
1479 | ||
1480 | inbug = TRUE; | |
1481 | ||
1482 | prepareMessage (); | |
1483 | ||
1484 | if (fileloc_withinLines (lastparseerror, g_currentloc, 7)) | |
1485 | { | |
1486 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1487 | fileloc_unparse (g_currentloc))); | |
1488 | } | |
1489 | ||
1490 | (void) fflush (g_warningstream); | |
1491 | ||
1492 | printError (g_errorstream, | |
1493 | message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
1494 | fileloc_unparse (g_currentloc), | |
1495 | fileloc_unparseRaw (file, line), | |
1496 | s, errno)); | |
1497 | ||
1498 | /* printCodePoint (); no longer useful */ | |
1499 | ||
1500 | llflush (); | |
1501 | ||
1502 | /* | |
1503 | ** This is confusing, and hardly ever useful. | |
1504 | ||
1505 | if (errno != 0) | |
1506 | { | |
1507 | perror ("Possible system error diagnostic: "); | |
1508 | } | |
1509 | ||
1510 | ** | |
1511 | */ | |
1512 | ||
1513 | printBugReport (); | |
1514 | llflush (); | |
1515 | ||
1516 | numbugs++; | |
1517 | ||
1518 | if (numbugs > context_getBugsLimit () && fileloc_withinLines (lastbug, g_currentloc, 2)) | |
1519 | { | |
1520 | llfatalerror | |
1521 | (message ("%q: Cannot recover from last bug. " | |
1522 | "(If you really want Splint to try to continue, use -bugslimit <n>.)", | |
1523 | fileloc_unparse (g_currentloc))); | |
1524 | } | |
1525 | ||
1526 | fprintf (g_errorstream, " (attempting to continue, results may be incorrect)\n"); | |
1527 | fileloc_free (lastbug); | |
1528 | lastbug = fileloc_copy (g_currentloc); | |
1529 | closeMessage (); | |
1530 | inbug = FALSE; | |
1531 | } | |
1532 | ||
1533 | void | |
1534 | lclbug (/*@only@*/ cstring s) | |
1535 | { | |
1536 | prepareMessage (); | |
1537 | printError (g_errorstream, message ("*** Internal Bug: %q", s)); | |
1538 | printCodePoint (); | |
1539 | printBugReport (); | |
1540 | fprintf (g_errorstream, " (attempting to continue, results may be incorrect)\n"); | |
1541 | closeMessage (); | |
1542 | } | |
1543 | ||
1544 | void | |
1545 | xllfatalerror (char *srcFile, int srcLine, cstring s) | |
1546 | { | |
1547 | prepareMessage (); | |
1548 | printError (g_errorstream, s); | |
1549 | printError (g_errorstream, cstring_makeLiteral ("*** Cannot continue.")); | |
1550 | showSourceLoc (srcFile, srcLine); | |
1551 | llexit (LLFAILURE); | |
1552 | } | |
1553 | ||
1554 | void | |
1555 | xllfatalerrorLoc (char *srcFile, int srcLine, /*@only@*/ cstring s) | |
1556 | { | |
1557 | prepareMessage (); | |
1558 | (void) fflush (g_warningstream); | |
1559 | printError (g_errorstream, message ("%q: %q", fileloc_unparse (g_currentloc), s)); | |
1560 | printError (g_errorstream, cstring_makeLiteral ("*** Cannot continue.")); | |
1561 | showSourceLoc (srcFile, srcLine); | |
1562 | (void) fflush (g_warningstream); | |
1563 | llexit (LLFAILURE); | |
1564 | } | |
1565 | ||
1566 | bool | |
1567 | lclHadError (void) | |
1568 | { | |
1569 | return (lclerrors > 0); | |
1570 | } | |
1571 | ||
1572 | bool | |
1573 | lclHadNewError (void) | |
1574 | { | |
1575 | static int lastcall = 0; | |
1576 | ||
1577 | if (lclerrors > lastcall) | |
1578 | { | |
1579 | lastcall = lclerrors; | |
1580 | return TRUE; | |
1581 | } | |
1582 | else | |
1583 | { | |
1584 | return FALSE; | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | int | |
1589 | lclNumberErrors (void) | |
1590 | { | |
1591 | return (lclerrors); | |
1592 | } | |
1593 | ||
1594 | void | |
1595 | xlclerror (char *srcFile, int srcLine, ltoken t, /*@only@*/ cstring msg) | |
1596 | { | |
1597 | lclerrors++; | |
1598 | ||
1599 | if (ltoken_getCode (t) != NOTTOKEN) | |
1600 | { | |
1601 | cstring loc = ltoken_unparseLoc (t); | |
1602 | lastfileloclen = cstring_length (loc); | |
1603 | ||
1604 | printError (g_warningstream, message ("%q: %q", loc, msg)); | |
1605 | showSourceLoc (srcFile, srcLine); | |
1606 | } | |
1607 | else | |
1608 | { | |
1609 | printError (g_warningstream, msg); | |
1610 | showSourceLoc (srcFile, srcLine); | |
1611 | } | |
1612 | } | |
1613 | ||
1614 | void | |
1615 | lclplainerror (/*@only@*/ cstring msg) | |
1616 | { | |
1617 | lclerrors++; | |
1618 | printError (g_warningstream, msg); | |
1619 | } | |
1620 | ||
1621 | void | |
1622 | lclfatalerror (ltoken t, /*@only@*/ cstring msg) | |
1623 | { | |
1624 | if (ltoken_getCode (t) != NOTTOKEN) | |
1625 | { | |
1626 | cstring loc = ltoken_unparseLoc (t); | |
1627 | lastfileloclen = cstring_length (loc); | |
1628 | printError (g_errorstream, message ("%q: %q", loc, msg)); | |
1629 | } | |
1630 | else | |
1631 | { | |
1632 | printError (g_errorstream, msg); | |
1633 | } | |
1634 | ||
1635 | printError (g_errorstream, cstring_makeLiteral ("*** Cannot continue")); | |
1636 | llexit (LLFAILURE); | |
1637 | } | |
1638 | ||
1639 | void | |
1640 | lclplainfatalerror (/*@only@*/ cstring msg) | |
1641 | { | |
1642 | (void) fflush (g_warningstream); | |
1643 | printError (g_errorstream, message ("*** Cannot continue: %q", msg)); | |
1644 | llexit (LLFAILURE); | |
1645 | } | |
1646 | ||
1647 | void | |
1648 | lclRedeclarationError (ltoken id) | |
1649 | { | |
1650 | cstring s = ltoken_getRawString (id); | |
1651 | ||
1652 | ||
1653 | if (usymtab_existsEither (s)) | |
1654 | { | |
1655 | uentry le = usymtab_lookupEither (s); | |
1656 | ||
1657 | lclerror (id, message ("Respecification of %s", s)); | |
1658 | llgenindentmsg (message ("Previous specification of %q", | |
1659 | uentry_getName (le)), | |
1660 | uentry_whereSpecified (le)); | |
1661 | } | |
1662 | else | |
1663 | { | |
1664 | lclerror (id, message ("Identifier redeclared: %s", s)); | |
1665 | } | |
1666 | } | |
1667 | ||
1668 | void genppllerror (flagcode code, /*@only@*/ cstring s) | |
1669 | { | |
1670 | if (context_inSuppressZone (g_currentloc)) | |
1671 | { | |
1672 | cstring_free (s); | |
1673 | } | |
1674 | else | |
1675 | { | |
1676 | if (context_getFlag (code)) | |
1677 | { | |
1678 | if (!context_isInCommandLine ()) | |
1679 | { | |
1680 | displayScanClose (); | |
1681 | } | |
1682 | ||
1683 | llerror (code, s); | |
1684 | ||
1685 | if (code != FLG_PREPROC) | |
1686 | { | |
1687 | llsuppresshint ('-', code); | |
1688 | } | |
1689 | ||
1690 | if (!context_isInCommandLine ()) | |
1691 | { | |
1692 | displayScanOpen (cstring_makeLiteral ("< more preprocessing .")); | |
1693 | } | |
1694 | } | |
1695 | else | |
1696 | { | |
1697 | cstring_free (s); | |
1698 | } | |
1699 | } | |
1700 | } | |
1701 | ||
1702 | void genppllerrorhint (flagcode code, /*@only@*/ cstring s, | |
1703 | /*@only@*/ cstring hint) | |
1704 | { | |
1705 | if (context_inSuppressZone (g_currentloc)) | |
1706 | { | |
1707 | cstring_free (s); | |
1708 | cstring_free (hint); | |
1709 | } | |
1710 | else | |
1711 | { | |
1712 | if (context_getFlag (code)) | |
1713 | { | |
1714 | generateCSV (code, s, hint, g_currentloc); | |
1715 | prepareMessage (); | |
1716 | context_clearPreprocessing (); | |
1717 | llerror (code, s); | |
1718 | llgenhint (hint); | |
1719 | context_setPreprocessing (); | |
1720 | closeMessage (); | |
1721 | } | |
1722 | else | |
1723 | { | |
1724 | cstring_free (s); | |
1725 | cstring_free (hint); | |
1726 | } | |
1727 | } | |
1728 | } | |
1729 | ||
1730 | void ppllerror (/*@only@*/ cstring s) | |
1731 | { | |
1732 | genppllerror (FLG_PREPROC, s); | |
1733 | } | |
1734 | ||
1735 | void pplldiagmsg (cstring s) | |
1736 | { | |
1737 | if (!context_isInCommandLine ()) | |
1738 | { | |
1739 | displayScanClose (); | |
1740 | lldiagmsg (s); | |
1741 | displayScanOpen (cstring_makeLiteral ("< more preprocessing .")); | |
1742 | } | |
1743 | else | |
1744 | { | |
1745 | lldiagmsg (s); | |
1746 | } | |
1747 | } | |
1748 | ||
1749 | void loadllmsg (cstring s) | |
1750 | { | |
1751 | displayScanClose (); | |
1752 | lldiagmsg (s); | |
1753 | displayScanOpen (cstring_makeLiteral ("< .")); | |
1754 | } | |
1755 | ||
1756 | static void llreportparseerror (/*@only@*/ cstring s) | |
1757 | { | |
1758 | if (fileloc_withinLines (lastparseerror, g_currentloc, 5)) | |
1759 | { | |
1760 | cstring_free (s); | |
1761 | } | |
1762 | else | |
1763 | { | |
1764 | llerror (FLG_SYNTAX, s); | |
1765 | ||
1766 | fileloc_free (lastparseerror); | |
1767 | lastparseerror = fileloc_copy (g_currentloc); | |
1768 | } | |
1769 | } | |
1770 | ||
1771 | bool xcppoptgenerror (char *srcFile, int srcLine, | |
1772 | flagcode o, | |
1773 | /*@only@*/ cstring s, | |
1774 | cppReader *pfile) | |
1775 | { | |
1776 | bool res = FALSE; | |
1777 | fileloc loc = cppReader_getLoc (pfile); | |
1778 | ||
1779 | if (context_flagOn (o, loc)) | |
1780 | { | |
1781 | if (xlloptgenerror (srcFile, srcLine, o, s, loc)) | |
1782 | { | |
1783 | cppReader_printContainingFiles (pfile); | |
1784 | res = TRUE; | |
1785 | } | |
1786 | } | |
1787 | else | |
1788 | { | |
1789 | cstring_free (s); | |
1790 | } | |
1791 | ||
1792 | fileloc_free (loc); | |
1793 | ||
1794 | return res; | |
1795 | } | |
1796 | ||
1797 | bool xlloptgenerror (char *srcFile, int srcLine, | |
1798 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
1799 | { | |
1800 | DPRINTF (("xllopt: %s", s)); | |
1801 | ||
1802 | if (llrealerror (o, srcFile, srcLine, s, flagcodeHint (o), loc)) | |
1803 | { | |
1804 | DPRINTF (("Here we are!")); | |
1805 | llsuppresshint ('-', o); | |
1806 | closeMessage (); | |
1807 | flagcode_recordError (o); | |
1808 | return TRUE; | |
1809 | } | |
1810 | else | |
1811 | { | |
1812 | DPRINTF (("Suppressed!")); | |
1813 | flagcode_recordSuppressed (o); | |
1814 | return FALSE; | |
1815 | } | |
1816 | } | |
1817 | ||
1818 | bool xoptgenerror2 (char *srcFile, int srcLine, | |
1819 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
1820 | { | |
1821 | if (context_suppressFlagMsg (f1, loc)) | |
1822 | { | |
1823 | flagcode_recordSuppressed (f1); | |
1824 | cstring_free (s); | |
1825 | } | |
1826 | else | |
1827 | { | |
1828 | if (context_suppressFlagMsg (f2, loc)) | |
1829 | { | |
1830 | flagcode_recordSuppressed (f2); | |
1831 | cstring_free (s); | |
1832 | } | |
1833 | else | |
1834 | { | |
1835 | if (llrealerror (f1, srcFile, srcLine, s, flagcodeHint (f1), loc)) | |
1836 | { | |
1837 | llsuppresshint2 ('-', f1, f2); | |
1838 | flagcode_recordError (f2); | |
1839 | closeMessage (); | |
1840 | return TRUE; | |
1841 | } | |
1842 | else | |
1843 | { | |
1844 | flagcode_recordSuppressed (f2); | |
1845 | } | |
1846 | } | |
1847 | } | |
1848 | ||
1849 | return FALSE; | |
1850 | } | |
1851 | ||
1852 | bool xoptgenerror2n (char *srcFile, int srcLine, | |
1853 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
1854 | { | |
1855 | ||
1856 | if (context_suppressFlagMsg (f1, loc)) | |
1857 | { | |
1858 | flagcode_recordSuppressed (f1); | |
1859 | cstring_free (s); | |
1860 | } | |
1861 | else | |
1862 | { | |
1863 | if (context_suppressNotFlagMsg (f2, loc)) | |
1864 | { | |
1865 | flagcode_recordSuppressed (f2); | |
1866 | cstring_free (s); | |
1867 | } | |
1868 | else | |
1869 | { | |
1870 | if (llrealerror (f1, srcFile, srcLine, s, flagcodeHint (f2), loc)) | |
1871 | { | |
1872 | llsuppresshint ('+', f2); | |
1873 | flagcode_recordError (f2); | |
1874 | closeMessage (); | |
1875 | return TRUE; | |
1876 | } | |
1877 | ||
1878 | flagcode_recordSuppressed (f2); | |
1879 | } | |
1880 | } | |
1881 | return FALSE; | |
1882 | } | |
1883 | ||
1884 | bool xllnoptgenerror (char *srcFile, int srcLine, | |
1885 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
1886 | { | |
1887 | if (llrealerror (o, srcFile, srcLine, s, flagcodeHint (o), loc)) | |
1888 | { | |
1889 | llsuppresshint ('+', o); | |
1890 | flagcode_recordError (o); | |
1891 | closeMessage (); | |
1892 | return TRUE; | |
1893 | } | |
1894 | ||
1895 | flagcode_recordSuppressed (o); | |
1896 | return FALSE; | |
1897 | } | |
1898 | ||
1899 | void xllparseerror (char *srcFile, int srcLine, cstring s) | |
1900 | { | |
1901 | if (context_getFlag (FLG_TRYTORECOVER)) | |
1902 | { | |
1903 | parseerrorcount++; | |
1904 | ||
1905 | if (parseerrorcount > GIVEUPPARSE) | |
1906 | { | |
1907 | if (cstring_isDefined (s)) | |
1908 | { | |
1909 | xllfatalerror (srcFile, srcLine, | |
1910 | message ("%q: Parse Error: %q. " | |
1911 | "Too many errors, giving up.", | |
1912 | fileloc_unparse (g_currentloc), s)); | |
1913 | } | |
1914 | else | |
1915 | { | |
1916 | xllfatalerror (srcFile, srcLine, | |
1917 | message ("%q: Parse Error. Too many errors, giving up.", | |
1918 | fileloc_unparse (g_currentloc))); | |
1919 | } | |
1920 | } | |
1921 | else | |
1922 | { | |
1923 | if (cstring_isDefined (s)) | |
1924 | { | |
1925 | llreportparseerror (message ("Parse Error: %q. Attempting to continue.", | |
1926 | s)); | |
1927 | showSourceLoc (srcFile, srcLine); | |
1928 | } | |
1929 | else | |
1930 | { | |
1931 | llreportparseerror (message ("Parse Error. Attempting to continue.")); | |
1932 | showSourceLoc (srcFile, srcLine); | |
1933 | } | |
1934 | } | |
1935 | } | |
1936 | else | |
1937 | { | |
1938 | cstring msg; | |
1939 | ||
1940 | if (cstring_isDefined (s)) | |
1941 | { | |
1942 | msg = message ("Parse Error: %q.", s); | |
1943 | } | |
1944 | else | |
1945 | { | |
1946 | msg = message ("Parse Error."); | |
1947 | } | |
1948 | ||
1949 | xllfatalerror | |
1950 | (srcFile, srcLine, | |
1951 | message ("%q: %s (For help on parse errors, " | |
1952 | "see splint -help parseerrors.)", | |
1953 | fileloc_unparse (g_currentloc), msg)); | |
1954 | } | |
1955 | } | |
1956 | ||
1957 | bool xfsgenerror (char *srcFile, int srcLine, | |
1958 | flagSpec fs, /*@only@*/ cstring s, fileloc fl) | |
1959 | { | |
1960 | if (flagSpec_isOn (fs, fl)) | |
1961 | { | |
1962 | flagcode firston = flagSpec_getFirstOn (fs, fl); | |
1963 | ||
1964 | if (llgenerroraux (firston, srcFile, srcLine, s, | |
1965 | flagcodeHint (firston), | |
1966 | fl, TRUE, FALSE)) | |
1967 | { | |
1968 | llsuppresshint ('-', firston); | |
1969 | flagcode_recordError (firston); | |
1970 | return TRUE; | |
1971 | } | |
1972 | else | |
1973 | { | |
1974 | flagcode_recordSuppressed (firston); | |
1975 | return FALSE; | |
1976 | } | |
1977 | } | |
1978 | else | |
1979 | { | |
1980 | flagcode_recordSuppressed (flagSpec_getDominant (fs)); | |
1981 | cstring_free (s); | |
1982 | return FALSE; | |
1983 | } | |
1984 | } | |
1985 | ||
1986 | bool doCheck (bool x, cstring pred, cstring file, int line) | |
1987 | { | |
1988 | if (!x) { | |
1989 | llbug (message ("%q: Check Failed: %s", | |
1990 | fileloc_unparseRaw (file, line), | |
1991 | pred)); | |
1992 | } | |
1993 | ||
1994 | return x; | |
1995 | } | |
1996 | ||
1997 | /*@observer@*/ cstring lldecodeerror (/*@unused@*/ int errnum) | |
1998 | { | |
1999 | char *result; | |
2000 | ||
2001 | #ifndef VMS | |
2002 | #ifndef HAVE_STRERROR | |
2003 | result = NULL; | |
2004 | #else | |
2005 | result = strerror (errnum); | |
2006 | #endif | |
2007 | #else /* VMS */ | |
2008 | /* VAXCRTL's strerror() takes an optional second argument, which only | |
2009 | matters when the first argument is EVMSERR. However, it's simplest | |
2010 | just to pass it unconditionally. `vaxc$errno' is declared in | |
2011 | <errno.h>, and maintained by the library in parallel with `errno'. | |
2012 | We assume that caller's `errnum' either matches the last setting of | |
2013 | `errno' by the library or else does not have the value `EVMSERR'. */ | |
2014 | ||
2015 | result = strerror (errnum, vaxc$errno); | |
2016 | #endif | |
2017 | ||
2018 | if (result == NULL) | |
2019 | { | |
2020 | result = cstring_toCharsSafe (message ("undocumented I/O error: %d", errnum)); | |
2021 | } | |
2022 | ||
2023 | return cstring_fromChars (result); | |
2024 | } | |
2025 | ||
2026 | void llquietbugaux (cstring s, /*@unused@*/ cstring file, /*@unused@*/ int line) | |
2027 | { | |
2028 | # if 0 | |
2029 | # ifdef HOMEVERSION | |
2030 | llflush (); | |
2031 | printError (g_errorstream, message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
2032 | fileloc_unparse (g_currentloc), | |
2033 | fileloc_unparseRaw (file, line), | |
2034 | s, errno)); | |
2035 | printCodePoint (); | |
2036 | llflush (); | |
2037 | # endif | |
2038 | # else | |
2039 | cstring_free (s); | |
2040 | # endif | |
2041 | } | |
2042 | ||
2043 | void llflush (void) | |
2044 | { | |
2045 | (void) fflush (g_warningstream); | |
2046 | (void) fflush (g_messagestream); | |
2047 | } | |
2048 | ||
2049 | static bool s_scanOpen = FALSE; | |
2050 | ||
2051 | void displayScan (cstring msg) | |
2052 | { | |
2053 | if (s_scanOpen) | |
2054 | { | |
2055 | displayScanClose (); | |
2056 | } | |
2057 | ||
2058 | llassert (!s_scanOpen); | |
2059 | ||
2060 | if (context_getFlag (FLG_SHOWSCAN)) | |
2061 | { | |
2062 | showHerald (); | |
2063 | fprintf (g_messagestream, "< %s >\n", cstring_toCharsSafe (msg)); | |
2064 | (void) fflush (g_messagestream); | |
2065 | } | |
2066 | ||
2067 | cstring_free (msg); | |
2068 | } | |
2069 | ||
2070 | void displayScanOpen (cstring msg) | |
2071 | { | |
2072 | if (s_scanOpen) | |
2073 | { | |
2074 | displayScanClose (); | |
2075 | } | |
2076 | ||
2077 | llassert (!s_scanOpen); | |
2078 | s_scanOpen = TRUE; | |
2079 | ||
2080 | if (context_getFlag (FLG_SHOWSCAN)) | |
2081 | { | |
2082 | fprintf (g_messagestream, "< %s", cstring_toCharsSafe (msg)); | |
2083 | (void) fflush (g_messagestream); | |
2084 | } | |
2085 | ||
2086 | cstring_free (msg); | |
2087 | } | |
2088 | ||
2089 | void displayScanContinue (/*@temp@*/ cstring msg) | |
2090 | { | |
2091 | if (context_getFlag (FLG_SHOWSCAN)) | |
2092 | { | |
2093 | if (s_scanOpen) | |
2094 | { | |
2095 | fprintf (g_messagestream, "%s", cstring_toCharsSafe (msg)); | |
2096 | (void) fflush (g_messagestream); | |
2097 | } | |
2098 | else | |
2099 | { | |
2100 | /* | |
2101 | ** Don't call bug recursively | |
2102 | */ | |
2103 | ||
2104 | fprintf (stderr, "*** Bug: scan continue scan not open\n"); | |
2105 | } | |
2106 | } | |
2107 | } | |
2108 | ||
2109 | void displayScanClose (void) | |
2110 | { | |
2111 | if (s_scanOpen) | |
2112 | { | |
2113 | if (context_getFlag (FLG_SHOWSCAN)) | |
2114 | { | |
2115 | fprintf (g_messagestream, " >\n"); | |
2116 | (void) fflush (g_messagestream); | |
2117 | } | |
2118 | } | |
2119 | else | |
2120 | { | |
2121 | /* | |
2122 | ** Don't call bug recursively | |
2123 | */ | |
2124 | ||
2125 | fprintf (stderr, "*** Bug: scan close scan not open\n"); | |
2126 | } | |
2127 | ||
2128 | s_scanOpen = FALSE; | |
2129 | } | |
2130 | ||
2131 |