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616915dd | 1 | /* |
11db3170 | 2 | ** Splint - 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 | |
11db3170 | 22 | ** For more information: http://www.splint.org |
616915dd | 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" | |
b072092f | 35 | # include "cpperror.h" |
616915dd | 36 | # include "version.h" |
37 | ||
28bf4b0b | 38 | /* Don't allow possibly-recursive assertion failures. */ |
39 | # undef llassert | |
40 | # define llassert llassertprotect | |
41 | ||
616915dd | 42 | static void printIndentMessage (FILE *p_stream, /*@only@*/ cstring p_sc, int p_indent) |
43 | /*@modifies *p_stream@*/ ; | |
44 | ||
45 | # ifndef NOLCL | |
46 | static int lclerrors = 0; | |
47 | # endif | |
48 | ||
49 | static int lastfileloclen = 10; | |
50 | static /*@only@*/ cstring lastmsg = cstring_undefined; | |
51 | static int mcount = 0; | |
52 | static /*@only@*/ cstring saveOneMessage = cstring_undefined; | |
53 | static /*@only@*/ fileloc lastparseerror = fileloc_undefined; | |
54 | static /*@only@*/ fileloc lastbug = fileloc_undefined; | |
28bf4b0b | 55 | static bool llgenerrorreal (char *p_srcFile, int p_srcLine, |
56 | /*@only@*/ cstring p_s, fileloc p_fl, bool p_iserror, bool p_indent) | |
616915dd | 57 | /*@modifies g_msgstream@*/ ; |
28bf4b0b | 58 | static bool llgenerroraux (char *p_srcFile, int p_srcLine, |
59 | /*@only@*/ cstring p_s, fileloc p_fl, bool p_iserror, bool p_indent) | |
616915dd | 60 | /*@modifies g_msgstream@*/ ; |
28bf4b0b | 61 | |
616915dd | 62 | static void printError (FILE *p_stream, /*@only@*/ cstring p_sc) |
63 | /*@globals lastfileloclen @*/ | |
64 | /*@modifies *p_stream@*/ ; | |
65 | static void printMessage (FILE *p_stream, /*@only@*/ cstring p_s) | |
66 | /*@modifies *p_stream@*/ ; | |
67 | ||
28bf4b0b | 68 | static void llgenhint (/*@only@*/ cstring p_s) /*@modifies g_msgstream@*/ ; |
69 | ||
70 | static void showSourceLoc (char *srcFile, int srcLine) | |
71 | /*@modifies g_msgstream@*/ | |
72 | { | |
73 | if (context_getFlag (FLG_SHOWSOURCELOC)) { | |
74 | llgenhint (message ("%s:%d: Source code error generation point.", | |
75 | cstring_fromChars (srcFile), srcLine)); | |
76 | } | |
77 | ||
78 | } | |
79 | ||
616915dd | 80 | static /*@null@*/ char * |
81 | maxcp (/*@null@*/ /*@returned@*/ char *a, /*@null@*/ /*@returned@*/ char *b) | |
82 | { | |
83 | if (a > b) return a; | |
84 | else return b; | |
85 | } | |
86 | ||
87 | static void | |
88 | printBugReport (void) | |
89 | { | |
90 | fprintf (stderr, " *** Please report bug to %s ***\n", | |
91 | LCLINT_MAINTAINER); | |
92 | llflush (); | |
93 | /* don't exit (EXIT_FAILURE); */ | |
94 | } | |
95 | ||
96 | static bool s_needsPrepare = TRUE; | |
97 | ||
98 | void prepareMessage (void) | |
99 | { | |
990ec868 | 100 | DPRINTF (("Prepare message: %s", bool_unparse (context_loadingLibrary ()))); |
101 | ||
102 | if ((context_isPreprocessing () || context_loadingLibrary ()) | |
616915dd | 103 | && s_needsPrepare |
104 | && context_getDebug (FLG_SHOWSCAN)) | |
105 | { | |
106 | llflush (); | |
107 | fprintf (stderr, " >\n"); | |
108 | s_needsPrepare = FALSE; | |
109 | } | |
110 | ||
111 | llflush (); | |
112 | } | |
113 | ||
114 | void closeMessage (void) | |
115 | { | |
116 | if (context_isPreprocessing () | |
117 | && context_getDebug (FLG_SHOWSCAN)) | |
118 | { | |
119 | llflush (); | |
120 | fprintf (stderr, "< more preprocessing ."); | |
121 | ||
28bf4b0b | 122 | llassertprotect (!s_needsPrepare); |
616915dd | 123 | s_needsPrepare = TRUE; |
124 | } | |
125 | else | |
126 | { | |
127 | llflush (); | |
128 | } | |
129 | } | |
130 | ||
131 | void | |
132 | llmsg (/*@only@*/ cstring s) | |
133 | { | |
134 | context_setNeednl (); | |
135 | prepareMessage (); | |
136 | printMessage (g_msgstream, s); | |
137 | closeMessage (); | |
138 | } | |
139 | ||
140 | void | |
141 | lldiagmsg (/*@only@*/ cstring s) | |
142 | { | |
143 | context_setNeednl (); | |
144 | prepareMessage (); | |
145 | printMessage (stderr, s); | |
146 | closeMessage (); | |
147 | } | |
148 | ||
149 | void | |
150 | llmsgplain (/*@only@*/ cstring s) | |
151 | { | |
152 | context_setNeednl (); | |
153 | prepareMessage (); | |
154 | printMessage (g_msgstream, s); | |
155 | closeMessage (); | |
156 | } | |
157 | ||
f3f2d5ea | 158 | void llerror_flagWarning (cstring s) |
616915dd | 159 | { |
160 | if (context_getFlag (FLG_WARNFLAGS)) | |
161 | { | |
162 | showHerald (); | |
163 | ||
164 | if (fileloc_isBuiltin (g_currentloc)) | |
165 | { | |
f3f2d5ea | 166 | llmsg (message ("Warning: %q", s)); |
616915dd | 167 | } |
168 | else | |
169 | { | |
f3f2d5ea | 170 | llgenmsg (message ("Warning: %q", s), g_currentloc); |
616915dd | 171 | } |
172 | } | |
f3f2d5ea | 173 | else |
174 | { | |
175 | cstring_free (s); | |
176 | } | |
616915dd | 177 | } |
178 | ||
179 | static void | |
180 | llgenhint (/*@only@*/ cstring s) /*@modifies g_msgstream@*/ | |
181 | { | |
28bf4b0b | 182 | int indent = context_getIndentSpaces () - 1; |
183 | ||
184 | if (indent < 0) indent = 0; | |
185 | ||
616915dd | 186 | context_setNeednl (); |
28bf4b0b | 187 | printIndentMessage (g_msgstream, s, indent); |
616915dd | 188 | } |
189 | ||
190 | void | |
191 | llhint (cstring s) | |
192 | { | |
193 | if (context_getFlag (FLG_HINTS) && | |
194 | !(context_inSuppressRegion () || context_inSuppressZone (g_currentloc))) | |
195 | { | |
196 | llgenhint (s); | |
197 | } | |
198 | else | |
199 | { | |
200 | cstring_free (s); | |
201 | } | |
202 | } | |
203 | ||
204 | static void | |
205 | llshowhint (flagcode f) | |
206 | { | |
207 | if (context_getFlag (FLG_HINTS)) | |
208 | { | |
209 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
210 | { | |
211 | cstring desc = flagcodeHint (f); | |
212 | ||
213 | if (cstring_isDefined (desc)) | |
214 | { | |
215 | llgenhint (cstring_copy (desc)); | |
216 | } | |
217 | } | |
218 | } | |
219 | } | |
220 | ||
28bf4b0b | 221 | static void |
222 | llsuppresshint2 (char c, flagcode f1, flagcode f2) | |
223 | { | |
224 | ||
225 | if (context_getFlag (FLG_HINTS)) | |
226 | { | |
227 | if ((flagcode_numReported (f1) == 0 | |
228 | || flagcode_numReported (f2) == 0) | |
229 | || context_getFlag (FLG_FORCEHINTS)) | |
230 | { | |
231 | cstring desc = flagcodeHint (f1); | |
232 | context_setNeednl (); | |
233 | lastfileloclen = 8; | |
234 | ||
235 | if (cstring_isUndefined (desc)) | |
236 | { | |
237 | desc = flagcodeHint (f2); | |
238 | } | |
239 | ||
240 | if (flagcode_isNamePrefixFlag (f1)) | |
241 | { | |
242 | f1 = FLG_NAMECHECKS; | |
243 | } | |
244 | ||
245 | if (flagcode_isNamePrefixFlag (f2)) | |
246 | { | |
247 | f2 = FLG_NAMECHECKS; | |
248 | } | |
249 | ||
abb1cb43 | 250 | if (f1 == f2) |
28bf4b0b | 251 | { |
abb1cb43 | 252 | if (cstring_isDefined (desc)) |
253 | { | |
254 | llgenhint (message ("%s (Setting %h%s will suppress message)", desc, | |
255 | c, | |
256 | flagcode_unparse (f1))); | |
257 | } | |
258 | else | |
259 | { | |
260 | llgenhint (message ("(Setting %h%s will suppress message)", | |
261 | c, flagcode_unparse (f1))); | |
262 | } | |
28bf4b0b | 263 | } |
264 | else | |
265 | { | |
abb1cb43 | 266 | if (cstring_isDefined (desc)) |
267 | { | |
268 | llgenhint (message ("%s (Setting either %h%s or %h%s will suppress message)", desc, | |
269 | c, | |
270 | flagcode_unparse (f1), | |
271 | c, | |
272 | flagcode_unparse (f2))); | |
273 | } | |
274 | else | |
275 | { | |
276 | llgenhint (message ("(Setting either %h%s or %h%s will suppress message)", c, | |
277 | flagcode_unparse (f1), | |
278 | c, flagcode_unparse (f2))); | |
279 | } | |
28bf4b0b | 280 | } |
281 | } | |
282 | } | |
283 | } | |
616915dd | 284 | |
285 | static void | |
286 | llsuppresshint (char c, flagcode f) | |
287 | { | |
616915dd | 288 | if (context_getFlag (FLG_HINTS)) |
289 | { | |
290 | if ((flagcode_numReported (f) == 0) || context_getFlag (FLG_FORCEHINTS)) | |
291 | { | |
292 | cstring desc = flagcodeHint (f); | |
293 | context_setNeednl (); | |
294 | lastfileloclen = 8; | |
295 | ||
296 | if (flagcode_isNamePrefixFlag (f)) | |
297 | { | |
298 | f = FLG_NAMECHECKS; | |
299 | } | |
300 | ||
301 | if (cstring_isDefined (desc)) | |
302 | { | |
303 | llgenhint (message ("%s (%h%s will suppress message)", desc, c, | |
28bf4b0b | 304 | flagcode_unparse (f))); |
616915dd | 305 | } |
306 | else | |
307 | { | |
308 | llgenhint (message ("(%h%s will suppress message)", c, | |
28bf4b0b | 309 | flagcode_unparse (f))); |
616915dd | 310 | } |
311 | } | |
312 | } | |
313 | } | |
314 | ||
315 | static void | |
316 | llnosuppresshint (flagcode f) | |
317 | { | |
616915dd | 318 | if (context_getFlag (FLG_FORCEHINTS)) |
319 | { | |
320 | cstring desc = flagcodeHint (f); | |
321 | context_setNeednl (); | |
322 | lastfileloclen = 8; | |
323 | ||
324 | if (cstring_isDefined (desc)) | |
325 | { | |
326 | printError (g_msgstream, message (" %s", desc)); | |
327 | } | |
328 | } | |
329 | } | |
330 | ||
331 | /*@constant int MAXSEARCH; @*/ | |
332 | # define MAXSEARCH 20 | |
333 | ||
334 | /*@constant int MINLINE; @*/ | |
335 | # define MINLINE 35 | |
336 | ||
337 | typedef /*@null@*/ /*@dependent@*/ char *nd_charp; | |
338 | ||
339 | static void | |
340 | mstring_split (/*@returned@*/ char **sp, | |
341 | /*@out@*/ nd_charp *tp, | |
342 | int maxline, /*@in@*/ int *indentchars) | |
343 | { | |
344 | char *nl; | |
345 | char *t; | |
346 | char *s = *sp; | |
28bf4b0b | 347 | char *osp = *sp; |
616915dd | 348 | |
349 | *tp = NULL; | |
350 | ||
28bf4b0b | 351 | DPRINTF (("Split: %s / %d", *sp, maxline)); |
352 | ||
616915dd | 353 | if (maxline < MINLINELEN) |
354 | { | |
355 | maxline = MINLINELEN; | |
356 | } | |
357 | ||
358 | if (*indentchars > 0) | |
359 | { | |
360 | s = *sp = mstring_concatFree1 (mstring_spaces (*indentchars), s); | |
28bf4b0b | 361 | osp = s; |
616915dd | 362 | } |
363 | ||
364 | nl = strchr (s, '\n'); | |
365 | ||
366 | /* | |
367 | ** splitting: | |
368 | ** | |
369 | ** if there is a newline in first maxline characters, split there | |
370 | ** if line len is <= maxline, return no split | |
371 | ** if there is a ':' or ';' followed by ' ' in first maxline characters, | |
372 | ** split there unless the ' ' is followed by a '}', then | |
373 | ** split after '}' | |
374 | ** of the ';' is inside quotation marks | |
375 | ** if there is a space or tab in last maxsearch characters, split there | |
376 | ** else, split at maxline | |
377 | ** | |
378 | ** special code: slash [1-9] after a newline means indent the rest <n> chars | |
379 | ** | |
380 | */ | |
381 | ||
382 | if ((nl != NULL) && ((nl - s) < maxline)) | |
383 | { | |
384 | *nl = '\0'; | |
385 | t = nl + 1; | |
386 | ||
387 | if (*t == '\0') | |
388 | { | |
28bf4b0b | 389 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 390 | return; |
391 | } | |
392 | ||
393 | if (*t >= '\1' && *t <= '\7') | |
394 | { | |
395 | *indentchars += (int) (*t - '\1') + 1; | |
396 | t++; | |
28bf4b0b | 397 | } |
398 | ||
616915dd | 399 | *tp = t; |
400 | return; | |
401 | } | |
402 | else if (size_toInt (strlen (s)) < maxline) | |
403 | { | |
28bf4b0b | 404 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 405 | return; |
406 | } | |
407 | else | |
408 | { | |
409 | int i = 0; | |
410 | char savechar; | |
411 | char *lcolon, *lsemi, *splitat; | |
412 | ||
413 | splitat = NULL; | |
414 | ||
415 | t = s + maxline - 1; | |
416 | savechar = *t; | |
417 | ||
418 | *t = '\0'; | |
419 | lcolon = strrchr (s, ':'); | |
420 | lsemi = strrchr (s, ';'); | |
421 | *t = savechar; | |
422 | ||
423 | splitat = maxcp (lcolon, lsemi); | |
424 | ||
425 | if (splitat != NULL && ((int)(splitat - s) > MINLINE) | |
28bf4b0b | 426 | && *(splitat) != '\0' |
427 | && *(splitat + 1) == ' ' | |
428 | && (*(splitat + 2) != '}' && (*(splitat + 2) != '\0'))) | |
616915dd | 429 | { |
430 | *(splitat + 1) = '\0'; | |
431 | t = splitat + 2; | |
432 | *tp = t; | |
28bf4b0b | 433 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 434 | return; |
435 | } | |
436 | ||
437 | while (*t != ' ' && *t != '\t' && i < MAXSEARCH) | |
438 | { | |
439 | t--; | |
440 | i++; | |
441 | } | |
442 | ||
443 | if (*t != ' ' && *t != '\t') | |
444 | { | |
28bf4b0b | 445 | llassertprotect (maxline > 0); |
616915dd | 446 | t = mstring_copy (s + maxline); |
447 | *(s + maxline) = '\0'; | |
448 | ||
449 | if (*t == '\0') | |
450 | { | |
451 | sfree (t); | |
28bf4b0b | 452 | llassertprotect (*tp == NULL || (*tp > osp)); |
616915dd | 453 | return; |
454 | } | |
455 | ||
456 | mstring_markFree (t); | |
457 | *tp = t; | |
28bf4b0b | 458 | /* Won't be true since t is a copy: llassertprotect (*tp == NULL || (*tp > osp)); */ |
616915dd | 459 | return; |
460 | } | |
461 | else | |
462 | { | |
28bf4b0b | 463 | |
616915dd | 464 | *t = '\0'; |
465 | t++; | |
28bf4b0b | 466 | |
616915dd | 467 | if (*t == '\0') return; |
468 | ||
469 | /* | |
470 | ** returns unqualified as only | |
471 | */ | |
472 | ||
473 | *tp = t; | |
28bf4b0b | 474 | |
475 | # if 0 | |
476 | /* Hack to prevent error case for wierd strings. */ | |
477 | if (t <= osp) | |
478 | { | |
479 | *tp = NULL; | |
480 | return; | |
481 | } | |
482 | llassertprotect (*tp == NULL || (*tp > osp)); | |
483 | # endif | |
484 | ||
616915dd | 485 | return; |
486 | } | |
487 | } | |
28bf4b0b | 488 | |
489 | BADBRANCH; | |
616915dd | 490 | } |
491 | ||
492 | static | |
493 | void limitmessage (/*@only@*/ cstring s, fileloc loc) | |
494 | { | |
495 | if (mcount > context_getLimit () + 1) | |
496 | { | |
497 | cstring_free (s); | |
498 | } | |
499 | else | |
500 | { | |
501 | cstring flstring = fileloc_unparse (loc); | |
502 | ||
503 | lastfileloclen = cstring_length (flstring); | |
504 | cstring_free (saveOneMessage); | |
505 | saveOneMessage = message ("%q: %q", flstring, s); | |
506 | } | |
507 | } | |
508 | ||
509 | static int parseerrorcount = 0; | |
510 | ||
511 | void cleanupMessages () | |
512 | { | |
513 | parseerrorcount = 0; | |
514 | ||
515 | if (context_unlimitedMessages ()) | |
516 | { | |
517 | ; | |
518 | } | |
519 | else | |
520 | { | |
521 | int unprinted = mcount - context_getLimit (); | |
522 | ||
523 | if (unprinted > 0) | |
524 | { | |
525 | if (unprinted == 1 && cstring_isDefined (saveOneMessage)) | |
526 | { | |
527 | prepareMessage (); | |
528 | printError (g_msgstream, saveOneMessage); | |
529 | closeMessage (); | |
530 | saveOneMessage = cstring_undefined; | |
531 | } | |
532 | else | |
533 | { | |
534 | if (cstring_isDefined (saveOneMessage)) | |
535 | { | |
536 | /* cstring_free (saveOneMessage); */ | |
537 | saveOneMessage = cstring_undefined; | |
538 | } | |
539 | ||
540 | fprintf (g_msgstream, "%s: (%d more similar errors unprinted)\n", | |
541 | cstring_toCharsSafe (fileloc_filename (g_currentloc)), | |
542 | mcount - context_getLimit ()); | |
543 | } | |
544 | } | |
545 | } | |
546 | ||
547 | mcount = 0; | |
548 | } | |
549 | ||
550 | void | |
551 | llgenmsg (/*@only@*/ cstring s, fileloc fl) | |
552 | { | |
553 | cstring flstring = fileloc_unparse (fl); | |
554 | lastfileloclen = cstring_length (flstring); | |
555 | ||
556 | prepareMessage (); | |
557 | (void) printError (g_msgstream, message ("%q: %q", flstring, s)); | |
558 | closeMessage (); | |
559 | } | |
560 | ||
561 | void | |
562 | llgenindentmsg (/*@only@*/ cstring s, fileloc fl) | |
563 | { | |
564 | cstring flstring = fileloc_unparse (fl); | |
565 | ||
566 | prepareMessage (); | |
28bf4b0b | 567 | (void) printIndentMessage (g_msgstream, message ("%q: %q", flstring, s), context_getIndentSpaces ()); |
616915dd | 568 | closeMessage (); |
569 | } | |
570 | ||
571 | void | |
572 | llgenindentmsgnoloc (/*@only@*/ cstring s) | |
573 | { | |
574 | prepareMessage (); | |
28bf4b0b | 575 | (void) printIndentMessage (g_msgstream, s, context_getIndentSpaces ()); |
616915dd | 576 | closeMessage (); |
577 | } | |
578 | ||
579 | static bool | |
28bf4b0b | 580 | llgentypeerroraux (char *srcFile, int srcLine, |
581 | flagcode ocode, ctype t1, exprNode e1, ctype t2, exprNode e2, | |
582 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 583 | { |
584 | cstring hint = cstring_undefined; | |
585 | flagcode code = ocode; | |
586 | flagcode hcode = INVALID_FLAG; | |
587 | ctype ut1 = t1; | |
588 | ctype ut2 = t2; | |
589 | ||
990ec868 | 590 | DPRINTF (("Type error [%s]: %s / %s : %s / %s", |
591 | flagcode_unparse (ocode), | |
616915dd | 592 | exprNode_unparse (e1), exprNode_unparse (e2), |
593 | ctype_unparse (t1), ctype_unparse (t2))); | |
594 | ||
595 | DPRINTF (("Bool: %s / %s", | |
596 | bool_unparse (ctype_isBool (t1)), | |
597 | bool_unparse (ctype_isBool (t2)))); | |
598 | ||
599 | /* | |
600 | ** Set the flag using the underlying types that didn't match. | |
601 | */ | |
602 | ||
603 | while (ctype_isPointer (ut1) && ctype_isPointer (ut2)) { | |
604 | ut1 = ctype_baseArrayPtr (ut1); | |
605 | ut2 = ctype_baseArrayPtr (ut2); | |
606 | } | |
607 | ||
608 | if ((ctype_isFloat (ut1) && ctype_isDouble (ut2)) | |
609 | || (ctype_isFloat (ut1) && ctype_isDouble (ut2))) | |
610 | { | |
611 | hcode = FLG_FLOATDOUBLE; | |
612 | } | |
613 | else if ((exprNode_isCharLit (e1) && ctype_isInt (ut2)) | |
614 | || (exprNode_isCharLit (e2) && ctype_isInt (ut1))) | |
615 | { | |
616 | hcode = FLG_CHARINTLITERAL; | |
617 | } | |
618 | else if ((exprNode_isNumLit (e1) && ctype_isReal (ut2)) | |
619 | || (exprNode_isNumLit (e2) && ctype_isReal (ut1))) | |
620 | { | |
621 | hcode = FLG_NUMLITERAL; | |
622 | } | |
623 | else if ((ctype_isManifestBool (ut1) && ctype_isInt (ut2)) | |
624 | || (ctype_isInt (ut1) && ctype_isManifestBool (ut2))) | |
625 | /* evs 2000-07-24: was ctype_isDirectBool */ | |
626 | { | |
627 | hcode = FLG_BOOLINT; | |
628 | } | |
629 | else if (((ctype_isChar (ut1) && !ctype_isInt (ut1)) && ctype_isInt (ut2)) | |
630 | || ((ctype_isInt (ut1) && (ctype_isChar (ut2) && !ctype_isInt (ut2))))) | |
631 | { | |
632 | hcode = FLG_CHARINT; | |
633 | } | |
634 | else if ((ctype_isInt (ut1) && ctype_isInt (ut2)) | |
635 | || (ctype_isChar (ut1) && ctype_isChar (ut2)) | |
636 | || (ctype_isDouble (ut1) && ctype_isDouble (ut2))) | |
637 | { | |
638 | if (!bool_equal (ctype_isSigned (ut1), ctype_isSigned (ut2))) | |
639 | { | |
640 | hcode = FLG_IGNORESIGNS; | |
641 | } | |
642 | else | |
643 | { | |
644 | hcode = FLG_IGNOREQUALS; | |
645 | } | |
646 | } | |
647 | else if (ctype_isArbitraryIntegral (ctype_realType (ut1))) | |
648 | { | |
649 | if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
650 | { | |
651 | hcode = FLG_MATCHANYINTEGRAL; | |
652 | } | |
653 | else if (ctype_match (ut2, ctype_ulint)) | |
654 | { | |
655 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
656 | } | |
657 | else if (ctype_match (ut2, ctype_lint)) | |
658 | { | |
659 | hcode = FLG_LONGINTEGRAL; | |
660 | } | |
661 | else if (ctype_isInt (ut2)) | |
662 | { | |
663 | hcode = FLG_MATCHANYINTEGRAL; | |
664 | } | |
665 | else | |
666 | { | |
667 | ; | |
668 | } | |
669 | } | |
670 | else if (ctype_isArbitraryIntegral (ctype_realType (ut2))) | |
671 | { | |
672 | ctype tr = ctype_realType (ut1); | |
673 | ||
674 | if (ctype_isArbitraryIntegral (tr)) | |
675 | { | |
676 | hcode = FLG_MATCHANYINTEGRAL; | |
677 | } | |
678 | else if (ctype_match (ut1, ctype_ulint)) | |
679 | { | |
680 | if (ctype_isUnsignedIntegral (tr)) | |
681 | { | |
682 | hcode = FLG_LONGUNSIGNEDUNSIGNEDINTEGRAL; | |
683 | } | |
684 | else if (ctype_isSignedIntegral (tr)) | |
685 | { | |
686 | ; | |
687 | } | |
688 | else | |
689 | { | |
690 | hcode = FLG_LONGUNSIGNEDINTEGRAL; | |
691 | } | |
692 | } | |
693 | else if (ctype_match (ut1, ctype_lint)) | |
694 | { | |
695 | if (ctype_isSignedIntegral (tr)) | |
696 | { | |
697 | hcode = FLG_LONGSIGNEDINTEGRAL; | |
698 | } | |
699 | else if (ctype_isSignedIntegral (tr)) | |
700 | { | |
701 | ; | |
702 | } | |
703 | else | |
704 | { | |
705 | hcode = FLG_LONGINTEGRAL; | |
706 | } | |
707 | } | |
708 | else if (ctype_isInt (ut1)) | |
709 | { | |
710 | hcode = FLG_MATCHANYINTEGRAL; | |
711 | } | |
712 | else | |
713 | { | |
714 | ; | |
715 | } | |
716 | } | |
990ec868 | 717 | else |
718 | { | |
719 | ; | |
720 | } | |
721 | ||
722 | if (hcode == INVALID_FLAG) | |
616915dd | 723 | { |
990ec868 | 724 | DPRINTF (("[%s] %s - %s / %s", |
725 | ctype_unparse (ut1), | |
726 | bool_unparse (ctype_isEnum (ut1)), | |
727 | bool_unparse (ctype_isEnum (ctype_realType (ut1))), | |
728 | bool_unparse (ctype_isInt (ut2)))); | |
616915dd | 729 | |
990ec868 | 730 | if (ctype_isAbstract (ut1) && !ctype_isAbstract (ut2)) |
616915dd | 731 | { |
990ec868 | 732 | uentry ue1 = usymtab_getTypeEntry (ctype_typeId (ut1)); |
733 | ctype ct = uentry_getType (ue1); | |
734 | ||
735 | if (ctype_match (ct, ut2)) | |
736 | { | |
737 | code = FLG_ABSTRACT; | |
738 | hint = message ("Underlying types match, but %s is an " | |
739 | "abstract type that is not accessible here.", | |
740 | ctype_unparse (t1)); | |
741 | } | |
616915dd | 742 | } |
990ec868 | 743 | else if (ctype_isAbstract (ut2) && !ctype_isAbstract (ut1)) |
744 | { | |
745 | uentry ue = usymtab_getTypeEntry (ctype_typeId (ut2)); | |
746 | ctype ct = uentry_getType (ue); | |
747 | ||
748 | if (ctype_match (ct, ut1)) | |
749 | { | |
750 | code = FLG_ABSTRACT; | |
751 | hint = message ("Underlying types match, but %s is an " | |
752 | "abstract type that is not accessible here.", | |
753 | ctype_unparse (t2)); | |
754 | } | |
755 | } | |
756 | else | |
757 | { | |
758 | ; /* Not an abstract mismatch. */ | |
759 | } | |
760 | ||
616915dd | 761 | |
990ec868 | 762 | if (hcode == INVALID_FLAG) |
616915dd | 763 | { |
990ec868 | 764 | if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) |
765 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
766 | { | |
767 | hcode = FLG_ENUMINT; | |
768 | } | |
769 | else if ((ctype_isEnum (ut1) && ctype_isInt (ut2)) | |
770 | || (ctype_isEnum (ut2) && ctype_isInt (ut1))) | |
771 | { | |
772 | hcode = FLG_ENUMINT; | |
773 | } | |
774 | else if ((ctype_isSignedChar (ut1) && ctype_isUnsignedChar (ut2)) | |
775 | || (ctype_isUnsignedChar (ut1) && ctype_isSignedChar (ut2))) | |
776 | { | |
777 | hcode = FLG_CHARUNSIGNEDCHAR; | |
778 | } | |
779 | else if (ctype_isNumeric (ut1) && ctype_isNumeric (ut2)) | |
780 | { | |
781 | hcode = FLG_RELAXTYPES; | |
782 | DPRINTF (("Setting relax types!")); | |
783 | } | |
784 | else | |
785 | { | |
786 | DPRINTF (("No special type rule: %s / %s", ctype_unparse (ut1), | |
787 | ctype_unparse (ut2))); | |
788 | } | |
616915dd | 789 | } |
790 | } | |
616915dd | 791 | |
792 | if (cstring_isDefined (hint)) | |
793 | { | |
794 | if (!context_suppressFlagMsg (ocode, fl)) | |
795 | { | |
796 | return llgenhinterror (code, s, hint, fl); | |
797 | } | |
798 | else | |
799 | { | |
800 | cstring_free (s); | |
801 | cstring_free (hint); | |
802 | return FALSE; | |
803 | } | |
804 | } | |
805 | else | |
806 | { | |
28bf4b0b | 807 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 808 | { |
809 | if (hcode != INVALID_FLAG && hcode != ocode) | |
810 | { | |
811 | code = hcode; | |
812 | llshowhint (code); | |
813 | ||
814 | } | |
815 | else | |
816 | { | |
817 | llsuppresshint ('-', code); | |
818 | } | |
819 | ||
820 | flagcode_recordError (code); | |
821 | return TRUE; | |
822 | } | |
823 | ||
824 | return FALSE; | |
825 | } | |
826 | } | |
827 | ||
828 | bool | |
28bf4b0b | 829 | xllgentypeerror (char *srcFile, int srcLine, |
830 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
831 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 832 | { |
28bf4b0b | 833 | return llgentypeerroraux (srcFile, srcLine, FLG_TYPE, t1, e1, t2, e2, s, fl); |
616915dd | 834 | } |
835 | ||
836 | bool | |
28bf4b0b | 837 | xllgenformattypeerror (char *srcFile, int srcLine, |
838 | ctype t1, exprNode e1, ctype t2, exprNode e2, | |
839 | /*@only@*/ cstring s, fileloc fl) | |
616915dd | 840 | { |
ccf0a4a8 | 841 | if (!context_suppressFlagMsg (FLG_FORMATTYPE, fl)) |
842 | { | |
843 | return llgentypeerroraux (srcFile, srcLine, FLG_FORMATTYPE, t1, e1, t2, e2, s, fl); | |
844 | } | |
845 | else | |
846 | { | |
847 | cstring_free (s); | |
848 | return FALSE; | |
849 | } | |
616915dd | 850 | } |
851 | ||
852 | bool | |
28bf4b0b | 853 | xllgenerror (char *srcFile, int srcLine, flagcode o, /*@only@*/ cstring s, fileloc fl) |
616915dd | 854 | { |
28bf4b0b | 855 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 856 | { |
857 | llnosuppresshint (o); | |
858 | flagcode_recordError (o); | |
859 | closeMessage (); | |
860 | return TRUE; | |
861 | } | |
862 | else | |
863 | { | |
864 | flagcode_recordSuppressed (o); | |
865 | return FALSE; | |
866 | } | |
867 | } | |
868 | ||
869 | bool | |
28bf4b0b | 870 | xllgenhinterror (char *srcFile, int srcLine, |
871 | flagcode o, /*@only@*/ cstring s, /*@only@*/ cstring hint, | |
872 | fileloc fl) | |
616915dd | 873 | { |
874 | if (!context_suppressFlagMsg (o, fl)) | |
875 | { | |
28bf4b0b | 876 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) |
616915dd | 877 | { |
878 | flagcode_recordError (o); | |
879 | ||
880 | if (context_getFlag (FLG_HINTS)) | |
881 | { | |
882 | llgenhint (hint); | |
883 | } | |
884 | else | |
885 | { | |
886 | cstring_free (hint); | |
887 | } | |
888 | ||
889 | closeMessage (); | |
890 | return TRUE; | |
891 | } | |
892 | ||
893 | cstring_free (hint); | |
894 | } | |
895 | else | |
896 | { | |
897 | cstring_free (hint); | |
898 | cstring_free (s); | |
899 | } | |
900 | ||
901 | flagcode_recordSuppressed (o); | |
902 | return FALSE; | |
903 | } | |
904 | ||
905 | static bool | |
28bf4b0b | 906 | llrealerror (char *srcFile, int srcLine, /*@only@*/ cstring s, fileloc fl) |
616915dd | 907 | { |
28bf4b0b | 908 | return (llgenerrorreal (srcFile, srcLine, s, fl, TRUE, FALSE)); |
616915dd | 909 | } |
910 | ||
911 | static bool | |
28bf4b0b | 912 | llgenerroraux (char *srcFile, int srcLine, |
913 | /*@only@*/ cstring s, fileloc fl, bool iserror, bool indent) | |
616915dd | 914 | { |
616915dd | 915 | if (context_inSuppressZone (fl)) |
916 | { | |
917 | cstring_free (s); | |
918 | return FALSE; | |
919 | } | |
ccf0a4a8 | 920 | |
28bf4b0b | 921 | if (llgenerrorreal (srcFile, srcLine, s, fl, iserror, indent)) { |
922 | return TRUE; | |
923 | } else { | |
924 | return FALSE; | |
925 | } | |
616915dd | 926 | } |
927 | ||
28bf4b0b | 928 | bool |
929 | xllforceerror (char *srcFile, int srcLine, | |
930 | flagcode code, /*@only@*/ cstring s, fileloc fl) | |
616915dd | 931 | { |
932 | flagcode_recordError (code); | |
28bf4b0b | 933 | |
934 | if (llgenerrorreal (srcFile, srcLine, s, fl, TRUE, FALSE)) { | |
935 | closeMessage (); | |
936 | return TRUE; | |
937 | } else { | |
938 | return FALSE; | |
939 | } | |
616915dd | 940 | } |
941 | ||
942 | static bool | |
28bf4b0b | 943 | llgenerrorreal (char *srcFile, int srcLine, |
944 | /*@only@*/ cstring s, fileloc fl, bool iserror, bool indent) | |
616915dd | 945 | { |
946 | cstring flstring; | |
947 | ||
948 | /* duplicate message (rescanning a header file */ | |
949 | ||
950 | if (!messageLog_add (context_messageLog (), fl, s)) | |
951 | { | |
28bf4b0b | 952 | DPRINTF (("Duplicate message suppressed! %s / %s", |
953 | fileloc_unparse (fl), s)); | |
616915dd | 954 | cstring_free (s); |
955 | return FALSE; | |
956 | } | |
957 | ||
60868d40 | 958 | /* |
959 | ** If herald has not been displayed, display it before the first message. | |
960 | */ | |
961 | ||
962 | showHerald (); | |
963 | ||
616915dd | 964 | if (iserror) context_hasError (); |
965 | ||
966 | if (context_unlimitedMessages ()) | |
967 | { | |
968 | ; | |
969 | } | |
970 | else | |
971 | { | |
972 | /* | |
973 | ** suppress excessive messages: | |
974 | ** check up to ':' | |
975 | ** | |
976 | */ | |
977 | ||
978 | char *sc = cstring_toCharsSafe (s); | |
979 | char *tmpmsg = strchr (sc, ':'); | |
980 | ||
981 | if (tmpmsg == NULL) | |
982 | { | |
983 | tmpmsg = sc; | |
984 | } | |
985 | else | |
986 | { | |
987 | char *savechar = tmpmsg; | |
988 | *tmpmsg = '\0'; | |
989 | tmpmsg = sc; | |
990 | *savechar = ':'; | |
991 | } | |
992 | ||
993 | if (cstring_equal (lastmsg, cstring_fromChars (tmpmsg))) | |
994 | { | |
995 | mcount++; | |
996 | if (mcount == (context_getLimit () + 1)) | |
997 | { | |
998 | limitmessage (s, fl); | |
999 | return FALSE; | |
1000 | } | |
1001 | ||
1002 | if (mcount > (context_getLimit ())) | |
1003 | { | |
1004 | cstring_free (s); | |
1005 | return FALSE; | |
1006 | } | |
1007 | } | |
1008 | else | |
1009 | { | |
1010 | cleanupMessages (); | |
1011 | mcount = 0; | |
1012 | cstring_free (lastmsg); | |
1013 | lastmsg = cstring_fromCharsNew (tmpmsg); | |
1014 | } | |
1015 | } | |
1016 | ||
28bf4b0b | 1017 | DPRINTF (("Here...")); |
1018 | ||
616915dd | 1019 | if (context_hasAliasAnnote ()) |
1020 | { | |
1021 | char *sc = cstring_toCharsSafe (s); | |
1022 | char *fcolon = strchr (sc, ':'); | |
1023 | cstring a = context_getAliasAnnote (); | |
1024 | ||
1025 | ||
1026 | if (fcolon == NULL) | |
1027 | { | |
1028 | s = message ("%q (%q)", s, a); | |
1029 | } | |
1030 | else | |
1031 | { | |
1032 | cstring afterColon; | |
1033 | ||
1034 | *fcolon = '\0'; | |
1035 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1036 | ||
1037 | s = message ("%q (%q):%q", s, a, afterColon); | |
1038 | } | |
1039 | } | |
1040 | ||
1041 | if (context_hasMessageAnnote ()) | |
1042 | { | |
1043 | char *fcolon = strchr (cstring_toCharsSafe (s), ':'); | |
1044 | ||
1045 | ||
1046 | if (fcolon == NULL) | |
1047 | { | |
1048 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1049 | s = message ("%q (%q)", s, context_getMessageAnnote ()); | |
1050 | /*@=dependenttrans@*/ | |
1051 | } | |
1052 | else | |
1053 | { | |
1054 | cstring afterColon; | |
1055 | ||
1056 | *fcolon = '\0'; | |
1057 | afterColon = cstring_fromCharsNew (fcolon + 1); | |
1058 | ||
1059 | /*@-dependenttrans@*/ /* s becomes dependent for fcolon */ | |
1060 | s = message ("%q (%q):%q", s, | |
1061 | context_getMessageAnnote (), afterColon); | |
1062 | /*@=dependenttrans@*/ | |
1063 | } | |
1064 | } | |
1065 | ||
1066 | context_setNeednl (); | |
1067 | prepareMessage (); | |
1068 | ||
1069 | if (context_showFunction ()) | |
1070 | { | |
1071 | cstring fname = fileloc_unparseFilename (g_currentloc); | |
1072 | ||
1073 | if (context_inIterDef ()) | |
1074 | { | |
1075 | fprintf (g_msgstream, "%s: (in iter %s)\n", | |
1076 | cstring_toCharsSafe (fname), | |
1077 | cstring_toCharsSafe (context_inFunctionName ())); | |
1078 | } | |
1079 | else if (context_inIterEnd ()) | |
1080 | { | |
1081 | fprintf (g_msgstream, "%s: (in iter finalizer %s)\n", | |
1082 | cstring_toCharsSafe (fname), | |
1083 | cstring_toCharsSafe (context_inFunctionName ())); | |
1084 | } | |
1085 | else if (context_inMacro ()) | |
1086 | { | |
1087 | fprintf (g_msgstream, "%s: (in macro %s)\n", cstring_toCharsSafe (fname), | |
1088 | cstring_toCharsSafe (context_inFunctionName ())); | |
1089 | } | |
1090 | else | |
1091 | { | |
1092 | fprintf (g_msgstream, "%s: (in function %s)\n", | |
1093 | cstring_toCharsSafe (fname), | |
1094 | cstring_toCharsSafe (context_inFunctionName ())); | |
1095 | } | |
1096 | ||
1097 | cstring_free (fname); | |
1098 | context_setShownFunction (); | |
1099 | } | |
1100 | ||
1101 | flstring = fileloc_unparse (fl); | |
616915dd | 1102 | lastfileloclen = cstring_length (flstring); |
1103 | ||
1104 | if (indent) | |
1105 | { | |
1106 | printError (g_msgstream, message (" %q: %q", flstring, s)); | |
1107 | } | |
1108 | else | |
1109 | { | |
1110 | printError (g_msgstream, message ("%q: %q", flstring, s)); | |
1111 | } | |
1112 | ||
28bf4b0b | 1113 | showSourceLoc (srcFile, srcLine); |
616915dd | 1114 | return TRUE; |
1115 | } | |
1116 | ||
1117 | /* | |
1118 | ** printMessage | |
1119 | ** | |
1120 | ** message contains no '\n' | |
1121 | ** message fits in one line: print it | |
1122 | ** message fits in two lines with 3-space indent after fileloc: print it | |
1123 | ** split line with 5-space indent from left margin: print it | |
1124 | ** | |
1125 | */ | |
1126 | ||
1127 | static | |
1128 | void printMessage (FILE *stream, /*@only@*/ cstring s) | |
1129 | { | |
1130 | printIndentMessage (stream, s, 0); | |
1131 | } | |
1132 | ||
1133 | static | |
1134 | void printIndentMessage (FILE *stream, /*@only@*/ cstring sc, int indent) | |
1135 | { | |
28bf4b0b | 1136 | static bool inbody = FALSE; |
616915dd | 1137 | int maxlen = context_getLineLen (); |
1138 | char *s = cstring_toCharsSafe (sc); | |
28bf4b0b | 1139 | char *olds = NULL; |
616915dd | 1140 | |
28bf4b0b | 1141 | llassertprotect (!inbody); |
1142 | inbody = TRUE; | |
616915dd | 1143 | |
1144 | do | |
1145 | { | |
1146 | char *t = NULL; | |
1147 | char *st = s; | |
1148 | ||
28bf4b0b | 1149 | llassertprotect (st != olds); |
1150 | olds = st; | |
616915dd | 1151 | mstring_split (&st, &t, maxlen, &indent); |
1152 | fprintf (stream, "%s\n", st); | |
28bf4b0b | 1153 | llassertprotect (t != s); |
616915dd | 1154 | s = t; |
1155 | } while (s != NULL) ; | |
1156 | ||
1157 | cstring_free (sc); | |
28bf4b0b | 1158 | inbody = FALSE; |
616915dd | 1159 | } |
1160 | ||
1161 | static | |
1162 | void printError (FILE *stream, /*@only@*/ cstring sc) | |
1163 | { | |
1164 | int maxlen = context_getLineLen (); | |
1165 | int nspaces = lastfileloclen + 5; | |
1166 | int nextlen = maxlen - nspaces; | |
1167 | int len = cstring_length (sc); | |
1168 | int indent = 0; | |
1169 | char *s = cstring_toCharsSafe (sc); | |
1170 | char *os = s; | |
1171 | char *t = NULL; | |
1172 | ||
28bf4b0b | 1173 | DPRINTF (("Print error: [%s]", sc)); |
1174 | ||
616915dd | 1175 | if (len < (maxlen + nextlen) && (strchr (s, '\n') == NULL)) |
1176 | { | |
1177 | mstring_split (&s, &t, maxlen, &indent); | |
1178 | ||
1179 | fprintf (stream, "%s\n", s); | |
1180 | ||
1181 | if (t != NULL) | |
1182 | { | |
1183 | len = mstring_length (t); | |
1184 | ||
1185 | if (len < (maxlen - 3) && (strchr (t, '\n') == NULL) | |
1186 | && len > (nextlen - 1)) | |
1187 | { | |
1188 | fprintf (stream, " %s\n", t); | |
1189 | } | |
1190 | else | |
1191 | { | |
1192 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1193 | int i; | |
1194 | ||
1195 | for (i = 0; i < nspaces; i++) | |
1196 | { | |
1197 | spaces[i] = ' '; | |
1198 | } | |
1199 | ||
1200 | spaces[nspaces] = '\0'; | |
1201 | ||
1202 | while (t != NULL) | |
1203 | { | |
1204 | char *st = t; | |
1205 | mstring_split (&st, &t, nextlen, &indent); | |
1206 | fprintf (stream, "%s%s\n", spaces, st); | |
1207 | } | |
1208 | ||
1209 | sfree (spaces); | |
1210 | } | |
1211 | } | |
1212 | } | |
1213 | else | |
1214 | { | |
28bf4b0b | 1215 | DPRINTF (("Here 1: [%s]", sc)); |
1216 | ||
616915dd | 1217 | if (len < (maxlen + maxlen - 1) && (strchr (s, '\n') != NULL)) |
1218 | { | |
1219 | nspaces = ((maxlen + maxlen - 1) - len) / 2; | |
1220 | ||
1221 | if (nspaces < 1) nspaces = 1; | |
1222 | ||
1223 | nextlen = maxlen - nspaces; | |
1224 | ||
1225 | mstring_split (&s, &t, maxlen, &indent); | |
1226 | ||
1227 | fprintf (stream, "%s\n", s); | |
1228 | ||
1229 | if (t != NULL) | |
1230 | { | |
1231 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1232 | int i; | |
1233 | ||
1234 | for (i = 0; i < nspaces; i++) | |
1235 | { | |
1236 | spaces[i] = ' '; | |
1237 | } | |
1238 | ||
1239 | spaces[nspaces] = '\0'; | |
1240 | ||
1241 | while (t != NULL) | |
1242 | { | |
1243 | char *st = t; | |
1244 | ||
1245 | mstring_split (&st, &t, nextlen, &indent); | |
1246 | fprintf (stream, "%s%s\n", spaces, st); | |
1247 | } | |
1248 | ||
1249 | sfree (spaces); | |
1250 | } | |
1251 | } | |
1252 | else | |
1253 | { | |
1254 | nspaces = 4; | |
1255 | nextlen = maxlen - nspaces; | |
1256 | ||
28bf4b0b | 1257 | DPRINTF (("Here 2: [%s]", s)); |
616915dd | 1258 | mstring_split (&s, &t, maxlen, &indent); |
28bf4b0b | 1259 | DPRINTF (("Here 3: [%s] [%s]", s, t)); |
616915dd | 1260 | |
1261 | fprintf (stream, "%s\n", s); | |
1262 | ||
1263 | if (t != NULL) | |
1264 | { | |
1265 | char *spaces = (char *) dmalloc ((nspaces + 1) * sizeof (*spaces)); | |
1266 | int i; | |
1267 | ||
1268 | for (i = 0; i < nspaces; i++) | |
1269 | { | |
1270 | spaces[i] = ' '; | |
1271 | } | |
1272 | ||
1273 | spaces[nspaces] = '\0'; | |
1274 | ||
1275 | while (t != NULL) | |
1276 | { | |
1277 | char *st = t; | |
28bf4b0b | 1278 | DPRINTF (("Loop: [%s]", t)); |
616915dd | 1279 | mstring_split (&st, &t, nextlen, &indent); |
28bf4b0b | 1280 | DPRINTF (("Split: [%s] [%s]", st, t)); |
616915dd | 1281 | fprintf (stream, "%s%s\n", spaces, st); |
28bf4b0b | 1282 | DPRINTF (("Next...")); |
616915dd | 1283 | } |
1284 | ||
1285 | sfree (spaces); | |
1286 | } | |
1287 | } | |
1288 | } | |
1289 | ||
28bf4b0b | 1290 | DPRINTF (("Done")); |
616915dd | 1291 | sfree (os); |
1292 | } | |
1293 | ||
1294 | void | |
28bf4b0b | 1295 | xllfatalbug (char *srcFile, int srcLine, /*@only@*/ cstring s) |
616915dd | 1296 | { |
1297 | prepareMessage (); | |
1298 | printError (stderr, message ("%q: *** Fatal bug: %q", | |
1299 | fileloc_unparse (g_currentloc), s)); | |
28bf4b0b | 1300 | showSourceLoc (srcFile, srcLine); |
616915dd | 1301 | printCodePoint (); |
1302 | printBugReport (); | |
1303 | llexit (LLFAILURE); | |
1304 | } | |
1305 | ||
1306 | # ifndef NOLCL | |
1307 | void | |
1308 | lclfatalbug (char *msg) | |
1309 | { | |
1310 | prepareMessage (); | |
1311 | printError (stderr, | |
1312 | message ("*** Fatal Bug: %s", cstring_fromChars (msg))); | |
1313 | printCodePoint (); | |
1314 | printBugReport (); | |
1315 | llexit (LLFAILURE); | |
1316 | } | |
1317 | # endif | |
1318 | ||
1319 | void | |
1320 | checkParseError (void) | |
1321 | { | |
1322 | if (fileloc_withinLines (lastparseerror, g_currentloc, 10)) | |
1323 | { | |
1324 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1325 | fileloc_unparse (g_currentloc))); | |
1326 | } | |
1327 | } | |
1328 | ||
1329 | void llbugaux (cstring file, int line, /*@only@*/ cstring s) | |
1330 | { | |
1331 | /*@unchecked@*/ | |
1332 | static int numbugs = 0; | |
1333 | static bool inbug = FALSE; | |
1334 | ||
1335 | if (inbug) | |
1336 | { | |
1337 | cstring temps = fileloc_unparseRaw (file, line); | |
1338 | ||
1339 | fprintf (stderr, "%s: Recursive bug detected: %s\n", | |
1340 | cstring_toCharsSafe (temps), | |
1341 | cstring_toCharsSafe (s)); | |
1342 | cstring_free (temps); | |
1343 | ||
1344 | llexit (LLFAILURE); | |
1345 | } | |
1346 | ||
1347 | inbug = TRUE; | |
1348 | ||
1349 | prepareMessage (); | |
1350 | ||
28bf4b0b | 1351 | /*@i3232@*/ |
1352 | /* | |
616915dd | 1353 | if (fileloc_isRealLib (g_currentloc)) |
1354 | { | |
28bf4b0b | 1355 | DPRINTF (("Here we are!")); |
1356 | llfatalerror (message ("%q: Library file appears to be corrupted. Error: %q: %s", | |
1357 | fileloc_unparse (g_currentloc), | |
1358 | fileloc_unparseRaw (file, line), | |
1359 | s)); | |
616915dd | 1360 | } |
28bf4b0b | 1361 | */ |
616915dd | 1362 | |
1363 | if (fileloc_withinLines (lastparseerror, g_currentloc, 7)) | |
1364 | { | |
1365 | llfatalerror (message ("%q: Cannot recover from parse error.", | |
1366 | fileloc_unparse (g_currentloc))); | |
1367 | } | |
1368 | ||
1369 | (void) fflush (g_msgstream); | |
1370 | printError (stderr, message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
1371 | fileloc_unparse (g_currentloc), | |
1372 | fileloc_unparseRaw (file, line), | |
1373 | s, errno)); | |
1374 | printCodePoint (); | |
1375 | ||
1376 | (void) fflush (stderr); | |
3120b462 | 1377 | if (errno != 0) |
1378 | { | |
1379 | perror ("Possible system error diagnostic: "); | |
1380 | } | |
616915dd | 1381 | (void) fflush (stderr); |
1382 | ||
1383 | printBugReport (); | |
1384 | ||
1385 | numbugs++; | |
1386 | ||
28bf4b0b | 1387 | if (numbugs > context_getBugsLimit () && fileloc_withinLines (lastbug, g_currentloc, 2)) |
616915dd | 1388 | { |
11db3170 | 1389 | llfatalerror (message ("%q: Cannot recover from last bug. (If you really want Splint to try to continue, use -bugslimit <n>.)", |
616915dd | 1390 | fileloc_unparse (g_currentloc))); |
1391 | } | |
28bf4b0b | 1392 | |
616915dd | 1393 | fprintf (stderr, " (attempting to continue, results may be incorrect)\n"); |
1394 | fileloc_free (lastbug); | |
1395 | lastbug = fileloc_copy (g_currentloc); | |
1396 | closeMessage (); | |
1397 | ||
1398 | (void) fflush (stderr); | |
1399 | inbug = FALSE; | |
1400 | } | |
1401 | ||
1402 | # ifndef NOLCL | |
1403 | void | |
1404 | lclbug (/*@only@*/ cstring s) | |
1405 | { | |
1406 | prepareMessage (); | |
1407 | printError (stderr, message ("*** Internal Bug: %q", s)); | |
1408 | printCodePoint (); | |
1409 | printBugReport (); | |
1410 | fprintf (stderr, " (attempting to continue, results may be incorrect)\n"); | |
1411 | closeMessage (); | |
1412 | } | |
1413 | # endif | |
1414 | ||
1415 | void | |
1416 | llfatalerror (cstring s) | |
1417 | { | |
1418 | prepareMessage (); | |
1419 | printError (stderr, s); | |
1420 | printError (stderr, cstring_makeLiteral ("*** Cannot continue.")); | |
1421 | llexit (LLFAILURE); | |
1422 | } | |
1423 | ||
1424 | void | |
1425 | llfatalerrorLoc (/*@only@*/ cstring s) | |
1426 | { | |
1427 | prepareMessage (); | |
1428 | (void) fflush (g_msgstream); | |
1429 | printError (stderr, message ("%q: %q", fileloc_unparse (g_currentloc), s)); | |
1430 | printError (stderr, cstring_makeLiteral ("*** Cannot continue.")); | |
28bf4b0b | 1431 | (void) fflush (g_msgstream); |
616915dd | 1432 | llexit (LLFAILURE); |
1433 | } | |
1434 | ||
616915dd | 1435 | # ifndef NOLCL |
1436 | bool | |
1437 | lclHadError (void) | |
1438 | { | |
1439 | return (lclerrors > 0); | |
1440 | } | |
1441 | ||
1442 | bool | |
1443 | lclHadNewError (void) | |
1444 | { | |
1445 | static int lastcall = 0; | |
1446 | ||
1447 | if (lclerrors > lastcall) | |
1448 | { | |
1449 | lastcall = lclerrors; | |
1450 | return TRUE; | |
1451 | } | |
1452 | else | |
1453 | { | |
1454 | return FALSE; | |
1455 | } | |
1456 | } | |
1457 | ||
1458 | int | |
1459 | lclNumberErrors (void) | |
1460 | { | |
1461 | return (lclerrors); | |
1462 | } | |
1463 | ||
1464 | void | |
28bf4b0b | 1465 | xlclerror (char *srcFile, int srcLine, ltoken t, /*@only@*/ cstring msg) |
616915dd | 1466 | { |
1467 | lclerrors++; | |
1468 | ||
1469 | if (ltoken_getCode (t) != NOTTOKEN) | |
1470 | { | |
1471 | cstring loc = ltoken_unparseLoc (t); | |
1472 | ||
1473 | lastfileloclen = cstring_length (loc); | |
1474 | ||
1475 | printError (g_msgstream, message ("%q: %q", loc, msg)); | |
28bf4b0b | 1476 | showSourceLoc (srcFile, srcLine); |
616915dd | 1477 | } |
1478 | else | |
1479 | { | |
1480 | printError (g_msgstream, msg); | |
28bf4b0b | 1481 | showSourceLoc (srcFile, srcLine); |
616915dd | 1482 | } |
1483 | } | |
1484 | ||
1485 | void | |
1486 | lclplainerror (/*@only@*/ cstring msg) | |
1487 | { | |
1488 | lclerrors++; | |
1489 | ||
1490 | printError (g_msgstream, msg); | |
1491 | } | |
1492 | ||
1493 | void | |
1494 | lclfatalerror (ltoken t, /*@only@*/ cstring msg) | |
1495 | { | |
1496 | lclerror (t, msg); | |
1497 | (void) fflush (g_msgstream); | |
1498 | printError (stderr, cstring_makeLiteral ("*** Cannot continue")); | |
1499 | llexit (LLFAILURE); | |
1500 | } | |
1501 | ||
1502 | void | |
1503 | lclplainfatalerror (/*@only@*/ cstring msg) | |
1504 | { | |
1505 | (void) fflush (g_msgstream); | |
1506 | printError (stderr, message ("*** Cannot continue: %q", msg)); | |
1507 | llexit (LLFAILURE); | |
1508 | } | |
1509 | ||
1510 | void | |
1511 | lclRedeclarationError (ltoken id) | |
1512 | { | |
1513 | cstring s = ltoken_getRawString (id); | |
1514 | ||
1515 | ||
1516 | if (usymtab_existsEither (s)) | |
1517 | { | |
1518 | uentry le = usymtab_lookupEither (s); | |
1519 | ||
1520 | lclerror (id, message ("Respecification of %s", s)); | |
1521 | llgenindentmsg (message ("Previous specification of %q", | |
1522 | uentry_getName (le)), | |
1523 | uentry_whereSpecified (le)); | |
1524 | } | |
1525 | else | |
1526 | { | |
1527 | lclerror (id, message ("Identifier redeclared: %s", s)); | |
1528 | } | |
1529 | } | |
1530 | # endif | |
1531 | ||
1532 | void genppllerror (flagcode code, /*@only@*/ cstring s) | |
1533 | { | |
1534 | if (context_inSuppressZone (g_currentloc)) | |
1535 | { | |
1536 | cstring_free (s); | |
1537 | } | |
1538 | else | |
1539 | { | |
1540 | if (context_getFlag (code)) | |
1541 | { | |
1542 | if (context_getFlag (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1543 | { | |
1544 | fprintf (g_msgstream, " >\n"); | |
1545 | } | |
1546 | ||
1547 | llerror (code, s); | |
1548 | ||
1549 | if (code != FLG_PREPROC) | |
1550 | { | |
1551 | llsuppresshint ('-', code); | |
1552 | } | |
1553 | ||
1554 | if (context_getFlag (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1555 | { | |
1556 | fprintf (stderr, "< more preprocessing ."); | |
1557 | } | |
1558 | } | |
1559 | else | |
1560 | { | |
1561 | cstring_free (s); | |
1562 | } | |
1563 | } | |
1564 | } | |
1565 | ||
1566 | void genppllerrorhint (flagcode code, /*@only@*/ cstring s, | |
1567 | /*@only@*/ cstring hint) | |
1568 | { | |
1569 | if (context_inSuppressZone (g_currentloc)) | |
1570 | { | |
1571 | cstring_free (s); | |
1572 | cstring_free (hint); | |
1573 | } | |
1574 | else | |
1575 | { | |
1576 | if (context_getFlag (code)) | |
1577 | { | |
1578 | prepareMessage (); | |
1579 | context_clearPreprocessing (); | |
1580 | llerror (code, s); | |
1581 | llgenhint (hint); | |
1582 | context_setPreprocessing (); | |
1583 | closeMessage (); | |
1584 | } | |
1585 | else | |
1586 | { | |
1587 | cstring_free (s); | |
1588 | cstring_free (hint); | |
1589 | } | |
1590 | } | |
1591 | } | |
1592 | ||
1593 | void ppllerror (/*@only@*/ cstring s) | |
1594 | { | |
1595 | genppllerror (FLG_PREPROC, s); | |
1596 | } | |
1597 | ||
1598 | void pplldiagmsg (cstring s) | |
1599 | { | |
1600 | if (context_getDebug (FLG_SHOWSCAN) && !context_isInCommandLine ()) | |
1601 | { | |
1602 | fprintf (stderr, " >\n"); | |
1603 | lldiagmsg (s); | |
1604 | fprintf (stderr, "< more preprocessing ."); | |
1605 | } | |
1606 | else | |
1607 | { | |
1608 | lldiagmsg (s); | |
1609 | } | |
1610 | } | |
1611 | ||
1612 | void loadllmsg (cstring s) | |
1613 | { | |
1614 | if (context_getDebug (FLG_SHOWSCAN)) | |
1615 | { | |
1616 | fprintf (stderr, " >\n"); | |
1617 | lldiagmsg (s); | |
1618 | fprintf (stderr, "< ."); | |
1619 | } | |
1620 | else | |
1621 | { | |
1622 | lldiagmsg (s); | |
1623 | } | |
1624 | } | |
1625 | ||
1626 | static void llreportparseerror (/*@only@*/ cstring s) | |
1627 | { | |
1628 | if (fileloc_withinLines (lastparseerror, g_currentloc, 5)) | |
1629 | { | |
1630 | cstring_free (s); | |
1631 | } | |
1632 | else | |
1633 | { | |
1634 | llerror (FLG_SYNTAX, s); | |
1635 | ||
1636 | fileloc_free (lastparseerror); | |
1637 | lastparseerror = fileloc_copy (g_currentloc); | |
1638 | } | |
1639 | } | |
1640 | ||
b072092f | 1641 | bool xcppoptgenerror (char *srcFile, int srcLine, |
1642 | flagcode o, | |
1643 | /*@only@*/ cstring s, | |
1644 | cppReader *pfile) | |
1645 | { | |
1646 | bool res = FALSE; | |
1647 | fileloc loc = cppReader_getLoc (pfile); | |
1648 | ||
1649 | if (context_flagOn (o, loc)) | |
1650 | { | |
1651 | if (xlloptgenerror (srcFile, srcLine, o, s, loc)) | |
1652 | { | |
1653 | cppReader_printContainingFiles (pfile); | |
1654 | res = TRUE; | |
1655 | } | |
1656 | } | |
1657 | else | |
1658 | { | |
1659 | cstring_free (s); | |
1660 | } | |
1661 | ||
1662 | fileloc_free (loc); | |
1663 | ||
1664 | return res; | |
1665 | } | |
1666 | ||
28bf4b0b | 1667 | bool xlloptgenerror (char *srcFile, int srcLine, |
1668 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1669 | { |
28bf4b0b | 1670 | DPRINTF (("xllopt: %s", s)); |
1671 | ||
1672 | if (llrealerror (srcFile, srcLine, s, loc)) | |
616915dd | 1673 | { |
28bf4b0b | 1674 | DPRINTF (("Here we are!")); |
616915dd | 1675 | llsuppresshint ('-', o); |
1676 | closeMessage (); | |
1677 | flagcode_recordError (o); | |
1678 | return TRUE; | |
1679 | } | |
28bf4b0b | 1680 | else |
1681 | { | |
1682 | DPRINTF (("Suppressed!")); | |
1683 | flagcode_recordSuppressed (o); | |
1684 | return FALSE; | |
1685 | } | |
616915dd | 1686 | } |
1687 | ||
28bf4b0b | 1688 | bool xoptgenerror2 (char *srcFile, int srcLine, |
1689 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1690 | { |
1691 | if (context_suppressFlagMsg (f1, loc)) | |
1692 | { | |
1693 | flagcode_recordSuppressed (f1); | |
1694 | cstring_free (s); | |
1695 | } | |
1696 | else | |
1697 | { | |
1698 | if (context_suppressFlagMsg (f2, loc)) | |
1699 | { | |
1700 | flagcode_recordSuppressed (f2); | |
1701 | cstring_free (s); | |
1702 | } | |
1703 | else | |
1704 | { | |
28bf4b0b | 1705 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1706 | { |
28bf4b0b | 1707 | llsuppresshint2 ('-', f1, f2); |
616915dd | 1708 | flagcode_recordError (f2); |
1709 | closeMessage (); | |
1710 | return TRUE; | |
1711 | } | |
28bf4b0b | 1712 | else |
1713 | { | |
1714 | flagcode_recordSuppressed (f2); | |
1715 | } | |
616915dd | 1716 | } |
1717 | } | |
28bf4b0b | 1718 | |
616915dd | 1719 | return FALSE; |
1720 | } | |
1721 | ||
28bf4b0b | 1722 | bool xoptgenerror2n (char *srcFile, int srcLine, |
1723 | flagcode f1, flagcode f2, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1724 | { |
1725 | ||
1726 | if (context_suppressFlagMsg (f1, loc)) | |
1727 | { | |
1728 | flagcode_recordSuppressed (f1); | |
1729 | cstring_free (s); | |
1730 | } | |
1731 | else | |
1732 | { | |
1733 | if (context_suppressNotFlagMsg (f2, loc)) | |
1734 | { | |
1735 | flagcode_recordSuppressed (f2); | |
1736 | cstring_free (s); | |
1737 | } | |
1738 | else | |
1739 | { | |
28bf4b0b | 1740 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1741 | { |
1742 | llsuppresshint ('+', f2); | |
1743 | flagcode_recordError (f2); | |
1744 | closeMessage (); | |
1745 | return TRUE; | |
1746 | } | |
1747 | ||
1748 | flagcode_recordSuppressed (f2); | |
1749 | } | |
1750 | } | |
1751 | return FALSE; | |
1752 | } | |
1753 | ||
28bf4b0b | 1754 | bool xllnoptgenerror (char *srcFile, int srcLine, |
1755 | flagcode o, /*@only@*/ cstring s, fileloc loc) | |
616915dd | 1756 | { |
28bf4b0b | 1757 | if (llrealerror (srcFile, srcLine, s, loc)) |
616915dd | 1758 | { |
1759 | llsuppresshint ('+', o); | |
1760 | flagcode_recordError (o); | |
1761 | closeMessage (); | |
1762 | return TRUE; | |
1763 | } | |
1764 | ||
1765 | flagcode_recordSuppressed (o); | |
1766 | return FALSE; | |
1767 | } | |
1768 | ||
1769 | void llparseerror (cstring s) | |
1770 | { | |
1771 | if (context_getFlag (FLG_TRYTORECOVER)) | |
1772 | { | |
1773 | parseerrorcount++; | |
1774 | ||
1775 | if (parseerrorcount > GIVEUPPARSE) | |
1776 | { | |
1777 | if (cstring_isDefined (s)) | |
1778 | { | |
1779 | llfatalerror (message ("%q: Parse Error: %q. " | |
1780 | "Too many errors, giving up.", | |
1781 | fileloc_unparse (g_currentloc), s)); | |
1782 | } | |
1783 | else | |
1784 | { | |
1785 | llfatalerror (message ("%q: Parse Error. Too many errors, giving up.", | |
1786 | fileloc_unparse (g_currentloc))); | |
1787 | } | |
1788 | } | |
1789 | else | |
1790 | { | |
1791 | if (cstring_isDefined (s)) | |
1792 | { | |
1793 | llreportparseerror (message ("Parse Error: %q. Attempting to continue.", | |
1794 | s)); | |
1795 | } | |
1796 | else | |
1797 | { | |
1798 | llreportparseerror (message ("Parse Error. Attempting to continue.")); | |
1799 | } | |
1800 | } | |
1801 | } | |
1802 | else | |
1803 | { | |
1804 | cstring msg; | |
1805 | ||
1806 | if (cstring_isDefined (s)) | |
1807 | { | |
1808 | msg = message ("Parse Error: %q.", s); | |
1809 | } | |
1810 | else | |
1811 | { | |
1812 | msg = message ("Parse Error."); | |
1813 | } | |
1814 | ||
1815 | llfatalerror | |
1816 | (message ("%q: %s (For help on parse errors, " | |
1817 | "see lclint -help parseerrors.)", | |
1818 | fileloc_unparse (g_currentloc), msg)); | |
1819 | } | |
1820 | } | |
1821 | ||
28bf4b0b | 1822 | bool xfsgenerror (char *srcFile, int srcLine, |
1823 | flagSpec fs, /*@only@*/ cstring s, fileloc fl) | |
1824 | { | |
1825 | if (flagSpec_isOn (fs, fl)) | |
1826 | { | |
1827 | if (llgenerroraux (srcFile, srcLine, s, fl, TRUE, FALSE)) | |
1828 | { | |
1829 | llsuppresshint ('-', flagSpec_getFirstOn (fs, fl)); | |
1830 | flagcode_recordError (flagSpec_getFirstOn (fs, fl)); | |
1831 | return TRUE; | |
1832 | } | |
1833 | else | |
1834 | { | |
1835 | flagcode_recordSuppressed (flagSpec_getFirstOn (fs, fl)); | |
1836 | return FALSE; | |
1837 | } | |
1838 | } | |
1839 | else | |
1840 | { | |
1841 | flagcode_recordSuppressed (flagSpec_getDominant (fs)); | |
1842 | cstring_free (s); | |
1843 | return FALSE; | |
1844 | } | |
1845 | } | |
1846 | ||
616915dd | 1847 | bool doCheck (bool x, cstring pred, cstring file, int line) |
1848 | { | |
1849 | if (!x) { | |
1850 | llbug (message ("%q: Check Failed: %s", | |
1851 | fileloc_unparseRaw (file, line), | |
1852 | pred)); | |
1853 | } | |
1854 | ||
1855 | return x; | |
1856 | } | |
1857 | ||
1858 | /*@observer@*/ cstring lldecodeerror (/*@unused@*/ int errnum) | |
1859 | { | |
1860 | char *result; | |
1861 | ||
1862 | #ifndef VMS | |
1863 | #ifndef HAVE_STRERROR | |
1864 | result = NULL; | |
1865 | #else | |
1866 | result = strerror (errnum); | |
1867 | #endif | |
1868 | #else /* VMS */ | |
1869 | /* VAXCRTL's strerror() takes an optional second argument, which only | |
1870 | matters when the first argument is EVMSERR. However, it's simplest | |
1871 | just to pass it unconditionally. `vaxc$errno' is declared in | |
1872 | <errno.h>, and maintained by the library in parallel with `errno'. | |
1873 | We assume that caller's `errnum' either matches the last setting of | |
1874 | `errno' by the library or else does not have the value `EVMSERR'. */ | |
1875 | ||
1876 | result = strerror (errnum, vaxc$errno); | |
1877 | #endif | |
1878 | ||
1879 | if (result == NULL) | |
1880 | { | |
1881 | result = cstring_toCharsSafe (message ("undocumented I/O error: %d", errnum)); | |
1882 | } | |
1883 | ||
1884 | return cstring_fromChars (result); | |
1885 | } | |
1886 | ||
1887 | void llquietbugaux (cstring s, /*@unused@*/ cstring file, /*@unused@*/ int line) | |
1888 | { | |
1889 | # if 0 | |
1890 | # ifdef HOMEVERSION | |
1891 | llflush (); | |
1892 | printError (stderr, message ("%q: *** Internal Bug at %q: %q [errno: %d]", | |
1893 | fileloc_unparse (g_currentloc), | |
1894 | fileloc_unparseRaw (file, line), | |
1895 | s, errno)); | |
1896 | printCodePoint (); | |
1897 | llflush (); | |
1898 | # endif | |
1899 | # else | |
1900 | cstring_free (s); | |
1901 | # endif | |
1902 | } | |
1903 | ||
1904 | void llflush (void) | |
1905 | { | |
1906 | (void) fflush (g_msgstream); | |
1907 | (void) fflush (stderr); | |
1908 | } |