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616915dd | 1 | /* |
11db3170 | 2 | ** Splint - annotation-assisted static program checker |
77d37419 | 3 | ** Copyright (C) 1994-2002 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 | ** | |
1b8ae690 | 20 | ** For information on splint: splint@cs.virginia.edu |
21 | ** To report a bug: splint-bug@cs.virginia.edu | |
11db3170 | 22 | ** For more information: http://www.splint.org |
616915dd | 23 | */ |
24 | /* | |
25 | ** flags.c | |
26 | */ | |
27 | ||
1b8ae690 | 28 | # include "splintMacros.nf" |
616915dd | 29 | # include "basic.h" |
30 | # include "portab.h" | |
31 | ||
32 | /* | |
33 | ** from the CC man page: | |
34 | ** | |
35 | ** -Idir Search for #include files whose names do not begin with a | |
36 | ** slash (/) in the following order: (1) in the directory of | |
37 | ** the dir argument, (2) in the directories specified by -I | |
38 | ** options, (3) in the standard directory (/usr/include). | |
39 | */ | |
40 | ||
41 | /* needed for string literals literals */ | |
42 | ||
43 | typedef struct { | |
44 | flagkind kind; | |
45 | /*@null@*/ /*@observer@*/ char *name; | |
46 | /*@null@*/ /*@observer@*/ char *describe; | |
47 | } flagcatinfo; | |
48 | ||
49 | static flagcatinfo categories[] = | |
50 | { | |
51 | { FK_ABSTRACT, "abstract", "abstraction violations, representation access" } , | |
52 | { FK_ALIAS, "aliasing", "unexpected or dangerous aliasing" } , | |
53 | { FK_USE, "alluse", "all declarations are used" } , | |
54 | { FK_ANSI, "ansi", "violations of constraints imposed by ANSI/ISO standard" } , | |
55 | { FK_ARRAY, "arrays", "special checking involving arrays" } , | |
56 | { FK_BOOL, "booleans", "checking and naming of boolean types" } , | |
bb7c2085 | 57 | { FK_COMMENTS, "comments", "warnings about (normal) comments" } , |
58 | { FK_SYNCOMMENTS, "syncomments", "interpretation of annotation comments" } , | |
616915dd | 59 | { FK_COMPLETE, "complete", "completely defined, used, or specified system" } , |
60 | { FK_CONTROL, "controlflow", "suspicious control structures" } , | |
1b8ae690 | 61 | { FK_DEBUG, "debug", "flags for debugging splint" } , |
616915dd | 62 | { FK_DECL, "declarations", "consistency of declarations" } , |
63 | { FK_DEF, "definition", "undefined storage errors" } , | |
64 | { FK_DIRECT, "directories", "set directores" } , | |
65 | { FK_DISPLAY, "display", "control what is displayed" } , | |
66 | { FK_EFFECT, "effect", "statements with no effects" } , | |
67 | { FK_ERRORS, "errors", "control expected errors, summary reporting" } , | |
68 | { FK_EXPORT, "export", "control what may be exported" } , | |
69 | { FK_EXPOSURE, "exposure", "representation exposure" } , | |
bb7c2085 | 70 | { FK_EXTENSIBLE, "extensible", "user-defined checks and annotations" }, |
616915dd | 71 | { FK_FILES, "files", "control system files" } , |
72 | { FK_FORMAT, "format", "control format of warning messages" } , | |
73 | { FK_GLOBALS, "globals", "use of global and file static variables" }, | |
74 | { FK_HEADERS, "headers", "control inclusion and generation of header files" }, | |
75 | { FK_HELP, "help", "on-line help" }, | |
bb7c2085 | 76 | { FK_BOUNDS, "memorybounds", "out-of-bounds memory accesses" }, |
77 | { FK_HINTS, "hints", "control display of warning hints" }, | |
78 | { FK_SYSTEMFUNCTIONS, "systemfunctions", "special properties of exit and main" }, | |
616915dd | 79 | { FK_IMPLICIT, "implicit", "control implicit annotations and interpretations" } , |
80 | { FK_INIT, "initializations", "initialization files" } , | |
81 | { FK_ITER, "iterators", "checking iterator definitions and uses" } , | |
82 | { FK_LEAK, "leaks", "memory leaks" } , | |
83 | { FK_LIBS, "libraries", "loading and dumping of user and standard libraries" } , | |
84 | { FK_LIMITS, "limits", "violations of set limits" } , | |
85 | { FK_MACROS, "macros", "expansion, definition and use of macros" }, | |
86 | { FK_MEMORY, "memory", "memory management" } , | |
87 | { FK_MODIFIES, "modification", "modification errors" } , | |
88 | { FK_NAMES, "names", "naming conventions and limits" } , | |
89 | { FK_NULL, "null", "misuses of null pointers" } , | |
90 | { FK_NUMBERS, "numbers", "control type-checking of numeric types" } , | |
91 | { FK_OPS, "operations", "checking of primitive operations" } , | |
92 | { FK_PARAMS, "parameters", "function and macro parameters" } , | |
93 | { FK_SPEED, "performance", "speeding up checking" } , | |
94 | { FK_POINTER, "pointers", "pointers" } , | |
95 | { FK_PRED, "predicates", "condition test expressions" } , | |
96 | { FK_PREFIX, "prefixes", "set naming prefixes and control checking" } , | |
97 | { FK_PREPROC, "preproc", "defines and undefines for the preprocessor" } , | |
98 | { FK_PROTOS, "prototypes", "function prototypes" } , | |
99 | { FK_DEAD, "released", "using storage that has been deallocated" } , | |
100 | { FK_IGNORERET, "returnvals", "ignored return values" }, | |
28bf4b0b | 101 | { FK_SECURITY, "security", "possible security vulnerability" }, |
616915dd | 102 | { FK_SPEC, "specifications", "checks involving .lcl specifications" } , |
103 | { FK_SUPPRESS, "suppress", "local and global suppression of messages" } , | |
104 | { FK_TYPEEQ, "typeequivalence", "control what types are equivalent" } , | |
105 | { FK_BEHAVIOR, "undefined", "code with undefined or implementation-defined behavior" } , | |
106 | { FK_UNRECOG, "unrecognized", "unrecognized identifiers" } , | |
107 | { FK_UNSPEC, "unconstrained", "checking in the presence of unconstrained functions" } , | |
28bf4b0b | 108 | { FK_WARNUSE, "warnuse", "use of possibly problematic function" } , |
bb7c2085 | 109 | { FK_ITS4, "its4", "its4 compatibility flags (report warnings for uses of possibly insecure functions)" } , |
616915dd | 110 | { FK_SYNTAX, NULL, NULL } , |
111 | { FK_TYPE, NULL, NULL } , | |
112 | { FK_SECRET, NULL, NULL } , | |
113 | { FK_OBSOLETE, NULL, NULL } , | |
114 | { FK_NONE, NULL, NULL } /* must be last */ | |
115 | } ; | |
116 | ||
117 | typedef enum { | |
118 | ARG_NONE, | |
4f43223c | 119 | ARG_NUMBER, /* number */ |
120 | ARG_CHAR, /* char */ | |
121 | ARG_STRING, /* string */ | |
122 | ARG_FILE, /* filename (also a string) */ | |
123 | ARG_DIRECTORY, /* directory (also a string) */ | |
124 | ARG_PATH, /* path */ | |
125 | ARG_SPECIAL /* ? */ | |
616915dd | 126 | } argcode; |
127 | ||
4f43223c | 128 | static /*@observer@*/ cstring argcode_unparse (argcode arg) |
129 | { | |
130 | switch (arg) | |
131 | { | |
132 | case ARG_STRING: return cstring_makeLiteralTemp ("string"); | |
133 | case ARG_FILE: return cstring_makeLiteralTemp ("filename"); | |
134 | case ARG_DIRECTORY: return cstring_makeLiteralTemp ("directory"); | |
135 | case ARG_PATH: return cstring_makeLiteralTemp ("path"); | |
136 | case ARG_NUMBER: return cstring_makeLiteralTemp ("number"); | |
137 | case ARG_CHAR: return cstring_makeLiteralTemp ("character"); | |
138 | case ARG_NONE: | |
139 | BADBRANCH; | |
140 | case ARG_SPECIAL: | |
141 | BADBRANCH; | |
142 | } | |
4dd72714 | 143 | # ifdef WIN32 |
144 | /* Make Microsoft VC++ happy */ | |
145 | # pragma warning (disable:4715) | |
146 | # endif | |
4f43223c | 147 | } |
148 | ||
616915dd | 149 | typedef struct { |
150 | flagkind main; | |
151 | flagkind sub; | |
152 | bool isSpecial; /* setting this flag may set other flags (or values) */ | |
153 | bool isIdem; /* idempotent - always sets to TRUE */ | |
154 | bool isGlobal; /* cannot be set locally (using control comments) */ | |
155 | bool isModeFlag; /* set by modes */ | |
156 | argcode argtype; | |
157 | /*@observer@*/ char *flag; | |
158 | flagcode code; | |
159 | /*@observer@*/ /*@null@*/ char *desc; | |
160 | bn_mstring hint; | |
161 | int nreported; | |
162 | int nsuppressed; | |
163 | } fflag; | |
164 | ||
165 | typedef fflag flaglist[]; | |
166 | ||
167 | # include "flags.def" | |
168 | ||
169 | /*@iter allFlags (yield observer fflag f); @*/ | |
170 | # define allFlags(m_f) \ | |
171 | { /*@+enumint@*/ flagcode m_i; for (m_i = 0; m_i < NUMFLAGS; m_i++) { fflag m_f = flags[m_i]; /*@=enumint@*/ | |
172 | # define end_allFlags }} | |
173 | ||
174 | static bn_mstring mode_names[] = | |
175 | { | |
176 | "weak", "standard", "checks", "strict", NULL, | |
177 | }; | |
178 | ||
179 | /*@iter allModes (yield bn_mstring modename)@*/ | |
180 | # define allModes(m_m) \ | |
181 | { int m_ii = 0; while (mstring_isDefined (mode_names[m_ii])) \ | |
182 | { bn_mstring m_m = mode_names[m_ii]; m_ii++; | |
183 | ||
184 | # define end_allModes }} | |
185 | ||
186 | /*@+enumint@*/ | |
187 | ||
4f43223c | 188 | static cstring getFlagModeSettings (flagcode p_flag) /*@modifies internalState@*/ ; |
616915dd | 189 | static cstring describeFlagCode (flagcode p_flag) /*@*/ ; |
190 | static cstringSList sortedFlags (void) /*@*/ ; | |
191 | static /*@observer@*/ cstring categoryName (flagkind p_kind) /*@*/ ; | |
8250fa4a | 192 | |
a956d444 | 193 | static flagcode flags_identifyFlagAux (cstring p_s, bool p_quiet) /*@modifies g_msgstream@*/ ; |
194 | ||
8250fa4a | 195 | # if 0 |
616915dd | 196 | static /*@unused@*/ cstring listModes (void) /*@*/ ; |
8250fa4a | 197 | # endif |
616915dd | 198 | |
199 | bool flagcode_isSpecialFlag (flagcode f) | |
200 | { | |
201 | return (flags[f].isSpecial); | |
202 | } | |
203 | ||
204 | bool flagcode_isGlobalFlag (flagcode f) | |
205 | { | |
206 | return (flags[f].isGlobal); | |
207 | } | |
208 | ||
209 | bool flagcode_isIdemFlag (flagcode f) | |
210 | { | |
211 | return (flags[f].isIdem); | |
212 | } | |
213 | ||
214 | bool flagcode_isModeFlag (flagcode f) | |
215 | { | |
216 | return (flags[f].isModeFlag); | |
217 | } | |
218 | ||
219 | bool flagcode_isNameChecksFlag (flagcode f) | |
220 | { | |
221 | return (flags[f].main == FK_NAMES); | |
222 | } | |
223 | ||
224 | /* | |
225 | ** Internal consistency check on the flags. | |
226 | */ | |
227 | ||
228 | void flags_initMod () | |
229 | { | |
230 | allFlagCodes (code) | |
231 | { | |
232 | /*@+enumint@*/ | |
233 | if (flags[code].code != code) | |
234 | { | |
28bf4b0b | 235 | fprintf (stderr, |
236 | "*** ERROR: inconsistent flag %s / %d / %d", | |
237 | flags[code].flag, | |
238 | flags[code].code, code); | |
239 | ||
616915dd | 240 | llbug (message ("*** ERROR: inconsistent flag %s / %d / %d", |
241 | cstring_fromChars (flags[code].flag), | |
242 | flags[code].code, code)); | |
243 | } | |
244 | /*@=enumint@*/ | |
245 | } end_allFlagCodes; | |
246 | } | |
247 | ||
248 | void | |
249 | summarizeErrors () | |
250 | { | |
251 | bool hadOne = FALSE; | |
252 | int sumrep = 0; | |
253 | int sumsup = 0; | |
254 | ||
255 | char *buf = mstring_create (128); | |
256 | ||
257 | allFlags (f) | |
258 | { | |
259 | if (f.nreported > 0 || f.nsuppressed > 0) | |
260 | { | |
261 | int nrep = f.nreported; | |
262 | int nsup = f.nsuppressed; | |
263 | cstring fs = cstring_fill (cstring_fromChars (f.flag), 23); | |
264 | ||
265 | if (!hadOne) | |
266 | { | |
267 | llmsgplain (cstring_makeLiteral | |
268 | ("\nError Type Reported Suppressed\n" | |
269 | "=================== ======== =========")); | |
270 | hadOne = TRUE; | |
271 | } | |
272 | ||
273 | sprintf (buf, "%s%7d %9d", cstring_toCharsSafe (fs), nrep, nsup); | |
274 | ||
275 | sumrep += nrep; | |
276 | sumsup += nsup; | |
277 | ||
278 | cstring_free (fs); | |
279 | llmsg (cstring_copy (cstring_fromChars (buf))); | |
280 | } | |
281 | } end_allFlags; | |
282 | ||
283 | if (hadOne) | |
284 | { | |
285 | cstring ts = cstring_fill (cstring_makeLiteralTemp ("Total"), 23); | |
286 | ||
287 | llmsglit (" ======== ========="); | |
288 | ||
289 | sprintf (buf, "%s%7d %9d", cstring_toCharsSafe (ts), sumrep, sumsup); | |
290 | cstring_free (ts); | |
291 | llmsgplain (cstring_copy (cstring_fromChars (buf))); | |
292 | } | |
293 | ||
294 | sfree (buf); | |
295 | } | |
296 | ||
297 | /*@+enumindex@*/ | |
298 | ||
299 | void | |
300 | flagcode_recordError (flagcode f) | |
301 | { | |
302 | if (f != INVALID_FLAG) | |
303 | { | |
304 | if (f == FLG_WARNFLAGS) | |
305 | { | |
306 | ; /* don't count these */ | |
307 | } | |
308 | else | |
309 | { | |
86d93ed3 | 310 | /*drl bee: ec*/ |
311 | /*drl bee: ec*/ | |
616915dd | 312 | flags[f].nreported = flags[f].nreported + 1; |
313 | } | |
314 | } | |
315 | else | |
316 | { | |
317 | llcontbug (message ("flagcode_recordError: invalid flag: %d", (int) f)); | |
318 | } | |
319 | } | |
320 | ||
321 | void | |
322 | flagcode_recordSuppressed (flagcode f) | |
323 | { | |
324 | llassertprint (f != INVALID_FLAG, ("flagcode: %s", flagcode_unparse (f))); | |
325 | ||
86d93ed3 | 326 | /*drl bee: ec*/ |
327 | /*drl bee: ec*/ flags[f].nsuppressed = flags[f].nsuppressed + 1; | |
616915dd | 328 | } |
329 | ||
330 | int | |
331 | flagcode_numReported (flagcode f) | |
332 | { | |
333 | llassert (f != INVALID_FLAG); | |
334 | ||
335 | return (flags[f].nreported); | |
336 | } | |
337 | ||
338 | /*@observer@*/ cstring | |
339 | flagcodeHint (flagcode f) | |
340 | { | |
341 | llassert (f != INVALID_FLAG); | |
342 | ||
86d93ed3 | 343 | /*drl bee: ec*/ |
616915dd | 344 | if (mstring_isDefined (flags[f].hint)) |
345 | { | |
346 | return (cstring_fromChars (flags[f].hint)); | |
347 | } | |
348 | else | |
349 | { | |
350 | return (cstring_fromChars (flags[f].desc)); | |
351 | } | |
352 | } | |
353 | ||
354 | static int categorySize (flagkind kind) /*@*/ | |
355 | { | |
356 | int n = 0; | |
357 | ||
358 | ||
359 | allFlags (f) | |
360 | { | |
361 | if (f.main == kind || f.sub == kind) | |
362 | { | |
363 | n++; | |
364 | } | |
365 | } end_allFlags; | |
366 | ||
367 | return n; | |
368 | } | |
369 | ||
370 | flagkind identifyCategory (cstring s) | |
371 | { | |
372 | int i; | |
373 | ||
374 | for (i = 0; categories[i].kind != FK_NONE; i++) | |
375 | { | |
86d93ed3 | 376 | /*drl bee: mRug*/ |
616915dd | 377 | if (mstring_isDefined (categories[i].name)) |
378 | { | |
379 | if (cstring_equalLit (s, categories[i].name)) | |
380 | { | |
381 | return categories[i].kind; | |
382 | } | |
383 | } | |
384 | } | |
385 | ||
386 | return FK_NONE; | |
387 | } | |
388 | ||
389 | static /*@observer@*/ cstring categoryName (flagkind kind) | |
390 | { | |
391 | int i; | |
392 | ||
393 | for (i = 0; categories[i].kind != FK_NONE; i++) | |
394 | { | |
86d93ed3 | 395 | /*drl bee: mrUg*/ |
616915dd | 396 | if (categories[i].kind == kind) |
397 | { | |
398 | return (cstring_fromChars (categories[i].name)); | |
399 | } | |
400 | } | |
401 | ||
402 | return (cstring_makeLiteralTemp ("<No Category>")); | |
403 | } | |
404 | ||
405 | static int categoryIndex (flagkind kind) | |
406 | { | |
407 | int i; | |
408 | ||
409 | for (i = 0; categories[i].kind != FK_NONE; i++) | |
410 | { | |
86d93ed3 | 411 | /*drl bee: mRug*/ |
616915dd | 412 | if (categories[i].kind == kind) |
413 | { | |
414 | return i; | |
415 | } | |
416 | } | |
417 | ||
418 | return -1; | |
419 | } | |
420 | ||
421 | void printCategory (flagkind kind) | |
422 | { | |
423 | int index = categoryIndex (kind); | |
424 | ||
425 | llassert (index >= 0); | |
86d93ed3 | 426 | /*drl bee: mRug*/ |
616915dd | 427 | llmsg (message ("%s (%d flags)\n\3%s\n\n", |
428 | cstring_fromChars (categories[index].name), | |
429 | categorySize (kind), | |
430 | cstring_fromChars (categories[index].describe))); | |
431 | ||
432 | allFlags (f) | |
433 | { | |
434 | if (f.main == kind || f.sub == kind) | |
435 | { | |
436 | llmsg (message (" %s\n\6%q", cstring_fromChars (f.flag), | |
437 | describeFlagCode (f.code))); | |
438 | } | |
439 | } end_allFlags; | |
440 | } | |
441 | ||
442 | void | |
443 | listAllCategories (void) | |
444 | { | |
445 | int i; | |
446 | ||
447 | for (i = 0; categories[i].kind != FK_NONE; i++) | |
448 | { | |
86d93ed3 | 449 | /*drl bee: mRug*/ |
616915dd | 450 | flagkind kind = categories[i].kind ; |
451 | ||
452 | if (categories[i].describe != NULL) | |
453 | { | |
454 | llmsg (message ("%s (%d flags)\n\3%s", | |
455 | categoryName (kind), | |
456 | categorySize (kind), | |
457 | cstring_fromChars (categories[i].describe))); | |
458 | } | |
459 | } | |
460 | } | |
461 | ||
462 | void | |
463 | printAllFlags (bool desc, bool full) | |
464 | { | |
465 | if (full) | |
466 | { | |
467 | cstringSList fl = sortedFlags (); | |
468 | ||
469 | cstringSList_elements (fl, el) | |
470 | { | |
471 | llmsg (message ("%q\n\n", describeFlag (el))); | |
472 | } end_cstringSList_elements ; | |
473 | ||
474 | cstringSList_free (fl); | |
475 | } | |
476 | else | |
477 | { | |
478 | allFlags (f) | |
479 | { | |
480 | if (f.code != INVALID_FLAG && f.main != FK_OBSOLETE) | |
481 | { | |
482 | if (mstring_isDefined (f.desc)) | |
483 | { | |
484 | if (desc) | |
485 | { | |
486 | llmsg (message ("%s --- %s", cstring_fromChars (f.flag), | |
487 | cstring_fromChars (f.desc))); | |
488 | } | |
489 | } | |
490 | } | |
491 | } end_allFlags; | |
492 | } | |
493 | } | |
494 | ||
4f43223c | 495 | void |
45569d72 | 496 | printFlagManual (bool html) |
4f43223c | 497 | { |
498 | /* | |
499 | ** Prints all flags by category, in order they appear in flags.def | |
500 | */ | |
501 | ||
502 | flagkind lastCategory = FK_NONE; | |
503 | ||
504 | allFlags (f) { | |
505 | cstring flagname; | |
506 | cstring flagtype = cstring_undefined; | |
507 | ||
508 | if (f.main != lastCategory) | |
509 | { | |
45569d72 | 510 | if (html) |
511 | { | |
512 | llmsg (message ("\n<h4>%s</h4>\n", categoryName (f.main))); | |
513 | } | |
514 | else | |
515 | { | |
516 | llmsg (message ("\n%s\n%s\n", | |
517 | categoryName (f.main), | |
518 | cstring_makeLiteralTemp ("==================================="))); | |
519 | } | |
4f43223c | 520 | |
521 | lastCategory = f.main; | |
522 | } | |
523 | ||
524 | if (f.argtype == ARG_NONE || f.argtype == ARG_SPECIAL) | |
525 | { | |
45569d72 | 526 | if (html) |
527 | { | |
528 | flagname = message ("<tt>%s</tt>", cstring_fromChars (f.flag)); | |
529 | } | |
530 | else | |
531 | { | |
532 | flagname = cstring_fromCharsNew (f.flag); | |
533 | } | |
4f43223c | 534 | } |
535 | else | |
536 | { | |
537 | if (flagcode_hasString (f.code)) | |
538 | { | |
45569d72 | 539 | if (html) |
540 | { | |
541 | flagname = message ("<tt>%s <em><%s></em></tt>", | |
542 | cstring_fromChars (f.flag), argcode_unparse (f.argtype)); | |
543 | } | |
544 | else | |
545 | { | |
546 | flagname = message ("%s <%s>", cstring_fromChars (f.flag), argcode_unparse (f.argtype)); | |
547 | } | |
548 | ||
982cc10b | 549 | if (cstring_isDefined (context_getString (f.code))) |
550 | { | |
45569d72 | 551 | if (html) |
552 | { | |
553 | flagname = message ("%q <font color=\"blue\">[%s]</font>", flagname, | |
554 | context_getString (f.code)); | |
555 | } | |
556 | else | |
557 | { | |
558 | flagname = message ("%q [%s]", flagname, | |
559 | context_getString (f.code)); | |
560 | } | |
982cc10b | 561 | } |
4f43223c | 562 | } |
563 | else if (f.argtype == ARG_CHAR) | |
564 | { | |
45569d72 | 565 | if (html) |
566 | { | |
567 | flagname = message ("<tt>%s <em><%s></em></tt> <font color=\"blue\">[%c]</font>", | |
568 | cstring_fromChars (f.flag), argcode_unparse (f.argtype), | |
569 | (char) context_getValue (f.code)); | |
570 | } | |
571 | else | |
572 | { | |
573 | flagname = message ("%s <%s> [%c]", cstring_fromChars (f.flag), argcode_unparse (f.argtype), | |
574 | (char) context_getValue (f.code)); | |
575 | } | |
4f43223c | 576 | } |
577 | else | |
578 | { | |
579 | llassert (f.argtype == ARG_NUMBER); | |
45569d72 | 580 | |
581 | if (html) | |
582 | { | |
583 | flagname = message ("<tt>%s <em><%s></em> <font color=\"blue\">[%d]</font>", | |
584 | cstring_fromChars (f.flag), argcode_unparse (f.argtype), | |
585 | context_getValue (f.code)); | |
586 | } | |
587 | else | |
588 | { | |
589 | flagname = message ("%s <%s> [%d]", cstring_fromChars (f.flag), argcode_unparse (f.argtype), | |
590 | context_getValue (f.code)); | |
591 | } | |
4f43223c | 592 | } |
593 | } | |
594 | ||
595 | if (f.isIdem) | |
596 | { | |
45569d72 | 597 | if (html) |
598 | { | |
599 | flagtype = message("%q<font color=\"green\">-</font>", flagtype); | |
600 | } | |
601 | else | |
602 | { | |
603 | flagtype = message("%q<->", flagtype); | |
604 | } | |
4f43223c | 605 | } |
4f43223c | 606 | |
607 | if (f.isGlobal) | |
608 | { | |
45569d72 | 609 | if (html) |
610 | { | |
611 | flagtype = message ("%q<font color=\"green\"><em>global</em></font>", flagtype); | |
612 | } | |
613 | else | |
614 | { | |
615 | flagtype = message ("%q<G>", flagtype); | |
616 | } | |
4f43223c | 617 | } |
618 | ||
619 | if (f.isSpecial) | |
620 | { | |
45569d72 | 621 | if (html) |
622 | { | |
623 | flagtype = message ("%q<font color=\"orange\"><em>shortcut</em></font>", flagtype); | |
624 | } | |
625 | else | |
626 | { | |
627 | flagtype = message("%q<S>", flagtype); | |
628 | } | |
4f43223c | 629 | } |
630 | ||
631 | if (f.isModeFlag) | |
632 | { | |
45569d72 | 633 | if (html) |
634 | { | |
635 | flagtype = message ("%q mode:<tt>%q</tt>>", flagtype, getFlagModeSettings (f.code)); | |
636 | } | |
637 | else | |
638 | { | |
639 | flagtype = message ("%q<M:%q>", flagtype, getFlagModeSettings (f.code)); | |
640 | } | |
4f43223c | 641 | } |
642 | else /* its a plain flag */ | |
643 | { | |
45569d72 | 644 | if (html) |
645 | { | |
646 | flagtype = message ("%q plain:<tt>%s</tt>", flagtype, | |
647 | cstring_makeLiteralTemp (context_getFlag (f.code) ? "+" : "-")); | |
648 | } | |
649 | else | |
650 | { | |
651 | flagtype = message ("%q<P:%s>", flagtype, | |
652 | cstring_makeLiteralTemp (context_getFlag (f.code) ? "+" : "-")); | |
653 | } | |
4f43223c | 654 | } |
bb7c2085 | 655 | |
4f43223c | 656 | llmsg (message ("%s: %s", flagname, flagtype)); |
bb7c2085 | 657 | |
45569d72 | 658 | if (html) |
659 | { | |
660 | llgenindentmsgnoloc (cstring_makeLiteral ("<blockquote>")); | |
661 | } | |
662 | ||
bb7c2085 | 663 | if (mstring_isDefined (f.hint)) |
664 | { | |
665 | llgenindentmsgnoloc (cstring_fromCharsNew (f.hint)); | |
666 | } | |
667 | else | |
668 | { | |
669 | llgenindentmsgnoloc (message ("%q.", cstring_capitalize (cstring_fromChars (f.desc)))); | |
670 | } | |
45569d72 | 671 | |
672 | if (html) | |
673 | { | |
674 | llgenindentmsgnoloc (cstring_makeLiteral ("</blockquote>")); | |
675 | } | |
4f43223c | 676 | } end_allFlags ; |
677 | } | |
678 | ||
616915dd | 679 | cstring |
680 | describeFlagCode (flagcode flag) | |
681 | { | |
682 | cstring ret = cstring_undefined; | |
683 | fflag f; | |
4f43223c | 684 | |
616915dd | 685 | if (flagcode_isInvalid (flag)) |
686 | { | |
687 | return (cstring_makeLiteral ("<invalid>")); | |
688 | } | |
689 | ||
690 | context_resetAllFlags (); | |
691 | ||
86d93ed3 | 692 | /*drl bee: mRug*/ |
616915dd | 693 | f = flags[flag]; |
694 | ret = cstring_copy (cstring_fromChars (f.desc)); | |
616915dd | 695 | |
696 | if (f.sub != FK_NONE) | |
697 | { | |
698 | ret = message ("%q\nCategories: %s, %s", | |
699 | ret, | |
700 | categoryName (f.main), | |
701 | categoryName (f.sub)); | |
702 | } | |
703 | else | |
704 | { | |
705 | if (f.main != FK_NONE) | |
706 | { | |
707 | cstring cname = categoryName (f.main); | |
708 | ||
709 | if (cstring_isDefined (cname)) | |
710 | { | |
711 | ret = message ("%q\nCategory: %s", | |
712 | ret, cname); | |
713 | } | |
714 | } | |
715 | } | |
4f43223c | 716 | |
616915dd | 717 | if (f.isModeFlag) |
718 | { | |
4f43223c | 719 | ret = message ("%q\nMode Settings: %q", |
720 | ret, getFlagModeSettings (flag)); | |
616915dd | 721 | } |
722 | else | |
723 | { | |
724 | ret = message ("%q\nDefault Setting: %s", | |
725 | ret, | |
4f43223c | 726 | cstring_makeLiteralTemp (context_getFlag (flag) ? "+" : "-")); |
616915dd | 727 | } |
4f43223c | 728 | |
616915dd | 729 | if (f.isGlobal) |
730 | { | |
731 | ret = message("%q\nSet globally only", ret); | |
732 | } | |
733 | else | |
734 | { | |
735 | ret = message("%q\nSet locally", ret); | |
736 | } | |
4f43223c | 737 | |
616915dd | 738 | switch (f.argtype) |
739 | { | |
740 | case ARG_NONE: | |
741 | case ARG_SPECIAL: | |
742 | break; | |
4f43223c | 743 | case ARG_NUMBER: |
744 | ret = message("%q\nNumeric Argument. Default: %d", | |
745 | ret, | |
746 | context_getValue (flag)); | |
747 | break; | |
748 | case ARG_CHAR: | |
749 | ret = message("%q\nCharacter Argument. Default: %h", | |
750 | ret, (char) context_getValue (flag)); | |
616915dd | 751 | break; |
752 | case ARG_STRING: | |
4f43223c | 753 | case ARG_FILE: |
754 | case ARG_PATH: | |
755 | case ARG_DIRECTORY: | |
756 | { | |
616915dd | 757 | if (cstring_isDefined (context_getString (flag))) |
758 | { | |
4f43223c | 759 | ret = message("%q\n%q argument. Default: %s", |
616915dd | 760 | ret, |
4f43223c | 761 | cstring_capitalize (argcode_unparse (f.argtype)), |
616915dd | 762 | context_getString (flag)); |
763 | } | |
764 | else | |
765 | { | |
4f43223c | 766 | ret = message("%q\n%s argument. No default.", |
767 | ret, | |
768 | cstring_capitalize (argcode_unparse (f.argtype))); | |
616915dd | 769 | } |
770 | break; | |
4f43223c | 771 | } |
616915dd | 772 | } |
4f43223c | 773 | |
616915dd | 774 | if (mstring_isDefined (f.hint)) |
775 | { | |
776 | ret = message("%q\n\3%s", ret, cstring_fromChars (f.hint)); | |
777 | } | |
4f43223c | 778 | |
616915dd | 779 | return ret; |
780 | } | |
4f43223c | 781 | |
782 | static cstring getFlagModeSettings (flagcode flag) | |
783 | { | |
784 | cstring res = cstring_undefined; | |
785 | ||
786 | allModes (mname) | |
787 | { | |
982cc10b | 788 | context_setModeNoWarn (cstring_fromChars (mname)); |
4f43223c | 789 | |
790 | res = message ("%q%s", res, cstring_makeLiteralTemp (context_getFlag (flag) ? "+" : "-")); | |
791 | } end_allModes; | |
792 | ||
793 | return res; | |
794 | } | |
616915dd | 795 | |
796 | cstring | |
797 | describeFlag (cstring flagname) | |
798 | { | |
799 | cstring oflagname = cstring_copy (flagname); | |
a956d444 | 800 | flagcode f = flags_identifyFlag (flagname); |
616915dd | 801 | |
802 | if (flagcode_isSkip (f)) | |
803 | { | |
804 | cstring_free (oflagname); | |
805 | return cstring_undefined; | |
806 | } | |
807 | else if (flagcode_isValid (f)) | |
808 | { | |
809 | if (cstring_equal (flagname, oflagname)) | |
810 | { | |
811 | cstring_free (oflagname); | |
812 | return (message ("%s\n\3%q", flagname, describeFlagCode (f))); | |
813 | } | |
814 | else | |
815 | { | |
816 | return (message ("%q (standardized name: %s)\n\3%q", | |
817 | oflagname, flagname, describeFlagCode (f))); | |
818 | } | |
819 | } | |
820 | else | |
821 | { | |
822 | if (isMode (flagname)) | |
823 | { | |
824 | cstring_free (oflagname); | |
825 | ||
826 | return | |
4f43223c | 827 | (message ("%s: predefined mode (see Manual for information)", |
616915dd | 828 | flagname)); |
829 | } | |
830 | else | |
831 | { | |
832 | return (message ("%q: <invalid flag>", oflagname)); | |
833 | } | |
834 | } | |
835 | } | |
836 | ||
837 | static cstringSList | |
838 | sortedFlags (void) | |
839 | { | |
840 | cstringSList s = cstringSList_new (); | |
841 | ||
842 | allFlags (f) | |
843 | { | |
844 | if (f.desc != NULL) | |
845 | { | |
846 | s = cstringSList_add (s, cstring_fromChars (f.flag)); | |
847 | } | |
848 | } end_allFlags; | |
849 | ||
850 | cstringSList_alphabetize (s); | |
851 | ||
852 | return s; | |
853 | } | |
854 | ||
855 | void printAlphaFlags () | |
856 | { | |
857 | cstringSList fl = sortedFlags (); | |
858 | ||
859 | cstringSList_printSpaced (fl, 3, 1, context_getLineLen () - 25); | |
860 | cstringSList_free (fl); | |
861 | } | |
28bf4b0b | 862 | |
616915dd | 863 | /*@observer@*/ cstring |
28bf4b0b | 864 | flagcode_unparse (flagcode code) |
616915dd | 865 | { |
7272a1c1 | 866 | if (code == INVALID_FLAG) |
867 | { | |
868 | return cstring_makeLiteralTemp ("<invalid flag>"); | |
869 | } | |
870 | ||
616915dd | 871 | return cstring_fromChars (flags[code].flag); |
872 | } | |
873 | ||
874 | /* | |
875 | ** Transforms a flag into its cannonical form. | |
876 | ** | |
877 | ** The following transformations are made: | |
878 | ** | |
879 | ** function -> fcn | |
880 | ** variable -> var | |
881 | ** constant -> const | |
882 | ** iterator -> iter | |
883 | ** parameter -> param | |
884 | ** unrecognized -> unrecog | |
885 | ** qualifier -> qual | |
886 | ** declaration -> decl | |
887 | ** globalias -> (no change) | |
888 | ** global -> glob | |
889 | ** modifies -> mods | |
890 | ** modify -> mod | |
891 | ** pointer -> ptr | |
892 | ** implies -> imp | |
893 | ** implicit -> imp | |
894 | ** implied -> imp | |
895 | ** unconstrained -> unspec | |
896 | ** unconst -> unspec | |
897 | ** memory -> mem | |
898 | ** length -> len | |
899 | */ | |
900 | ||
901 | static void | |
902 | canonicalizeFlag (cstring s) | |
903 | { | |
904 | int i = 0; | |
905 | static bn_mstring transform[] = | |
906 | { | |
907 | "function", "fcn", | |
908 | "variable", "var", | |
909 | "constant", "const", | |
910 | "iterator", "iter", | |
911 | "parameter", "param", | |
912 | "unrecognized", "unrecog", | |
913 | "qualifier", "qual", | |
914 | "declaration", "decl", | |
915 | "globals", "globs", | |
916 | "modifies", "mods", | |
917 | "modify", "mod", | |
918 | "pointer", "ptr", | |
919 | "implies", "imp", | |
920 | "implicit", "imp", | |
921 | "implied", "imp", | |
922 | "unconstrained", "uncon", | |
923 | "unconst", "uncon", | |
924 | "memory", "mem", | |
925 | "length", "len", | |
926 | "return", "ret", | |
927 | "system", "sys", | |
928 | NULL | |
929 | } ; | |
930 | char *current; | |
86d93ed3 | 931 | |
932 | /*drl bee: ia*/ | |
616915dd | 933 | while ((current = transform[i]) != NULL) |
934 | { | |
935 | if (cstring_containsLit (s, current)) | |
936 | { | |
937 | cstring_replaceLit (s, current, transform[i+1]); | |
938 | } | |
939 | i += 2; | |
940 | } | |
941 | ||
942 | /* remove whitespace, -'s, and _'s */ | |
943 | cstring_stripChars (s, " -_"); | |
944 | } | |
945 | ||
946 | flagcode | |
a956d444 | 947 | flags_identifyFlag (cstring s) |
948 | { | |
949 | return flags_identifyFlagAux (s, FALSE); | |
950 | } | |
951 | ||
952 | flagcode | |
953 | flags_identifyFlagQuiet (cstring s) | |
954 | { | |
955 | return flags_identifyFlagAux (s, TRUE); | |
956 | } | |
957 | ||
958 | static flagcode | |
959 | flags_identifyFlagAux (cstring s, bool quiet) | |
616915dd | 960 | { |
961 | if (cstring_length (s) == 0) { | |
962 | /* evs 2000-06-25: A malformed flag. */ | |
963 | return INVALID_FLAG; | |
964 | } | |
965 | ||
966 | if (cstring_firstChar (s) == 'I') | |
967 | { | |
968 | return FLG_INCLUDEPATH; /* no space after -I */ | |
969 | } | |
970 | ||
971 | if (cstring_firstChar (s) == 'S') | |
972 | { | |
973 | return FLG_SPECPATH; /* no space after -S */ | |
974 | } | |
975 | ||
976 | if (cstring_firstChar (s) == 'D') | |
977 | { | |
978 | return FLG_DEFINE; /* no space after -D */ | |
979 | } | |
980 | ||
981 | if (cstring_firstChar (s) == 'U') | |
982 | { | |
983 | return FLG_UNDEFINE; /* no space after -D */ | |
984 | } | |
985 | ||
986 | canonicalizeFlag (s); | |
987 | ||
988 | allFlags (f) | |
989 | { | |
990 | if (cstring_equal (cstring_fromChars (f.flag), s)) | |
991 | { | |
992 | return (f.code); | |
993 | } | |
994 | } end_allFlags; | |
995 | ||
996 | /* | |
997 | ** Synonyms | |
998 | */ | |
999 | ||
1000 | if (cstring_equalLit (s, "pred")) | |
1001 | { | |
1002 | return FLG_PREDBOOL; | |
1003 | } | |
1004 | ||
1005 | if (cstring_equalLit (s, "modobserverstrict")) | |
1006 | { | |
1007 | return FLG_MODOBSERVERUNCON; | |
1008 | } | |
1009 | ||
1010 | if (cstring_equalLit (s, "czechnames")) | |
1011 | { | |
1012 | return FLG_CZECH; | |
1013 | } | |
1014 | ||
1015 | if (cstring_equalLit (s, "slovaknames")) | |
1016 | { | |
1017 | return FLG_SLOVAK; | |
1018 | } | |
1019 | ||
1020 | if (cstring_equalLit (s, "czechoslovaknames")) | |
1021 | { | |
1022 | return FLG_CZECHOSLOVAK; | |
1023 | } | |
1024 | ||
1025 | if (cstring_equalLit (s, "globunspec") | |
1026 | || cstring_equalLit (s, "globuncon")) | |
1027 | { | |
1028 | return FLG_GLOBUNSPEC; | |
1029 | } | |
1030 | ||
1031 | if (cstring_equalLit (s, "modglobsunspec") | |
1032 | || cstring_equalLit (s, "modglobsuncon") | |
1033 | || cstring_equalLit (s, "modglobsnomods")) | |
1034 | { | |
1035 | return FLG_MODGLOBSUNSPEC; | |
1036 | } | |
1037 | ||
1038 | if (cstring_equalLit (s, "export")) | |
1039 | { | |
1040 | return FLG_EXPORTANY; | |
1041 | } | |
1042 | ||
1043 | if (cstring_equalLit (s, "macrospec")) | |
1044 | { | |
1045 | return FLG_MACRODECL; | |
1046 | } | |
1047 | ||
1048 | if (cstring_equalLit (s, "ansireservedlocal")) | |
1049 | { | |
1050 | return FLG_ANSIRESERVEDLOCAL; | |
1051 | } | |
1052 | ||
1053 | if (cstring_equalLit (s, "warnposix")) | |
1054 | { | |
1055 | return FLG_WARNPOSIX; | |
1056 | } | |
1057 | ||
1058 | if (cstring_equalLit (s, "defuse")) | |
1059 | { | |
1060 | return FLG_USEDEF; | |
1061 | } | |
1062 | ||
1063 | if (cstring_equalLit (s, "macroundef")) | |
1064 | { | |
1065 | return FLG_MACROUNDEF; | |
1066 | } | |
1067 | ||
1068 | if (cstring_equalLit (s, "showcol")) | |
1069 | { | |
1070 | return FLG_SHOWCOL; | |
1071 | } | |
1072 | ||
1073 | if (cstring_equalLit (s, "intbool")) | |
1074 | { | |
1075 | return FLG_BOOLINT; | |
1076 | } | |
1077 | ||
1078 | if (cstring_equalLit (s, "intchar")) | |
1079 | { | |
1080 | return FLG_CHARINT; | |
1081 | } | |
1082 | ||
1083 | if (cstring_equalLit (s, "intenum")) | |
1084 | { | |
1085 | return FLG_ENUMINT; | |
1086 | } | |
1087 | ||
1088 | /* | |
27c9e640 | 1089 | ** Backwards compatibility for our American friends... |
616915dd | 1090 | */ |
1091 | ||
27c9e640 | 1092 | if (cstring_equalLit (s, "ansilib")) |
616915dd | 1093 | { |
1094 | return FLG_ANSILIB; | |
1095 | } | |
1096 | ||
616915dd | 1097 | if (cstring_equalLit (s, "ansistrictlib")) |
1098 | { | |
1099 | return FLG_STRICTLIB; | |
1100 | } | |
1101 | ||
27c9e640 | 1102 | if (cstring_equalLit (s, "skipansiheaders")) |
616915dd | 1103 | { |
1104 | return FLG_SKIPANSIHEADERS; | |
1105 | } | |
1106 | ||
27c9e640 | 1107 | if (cstring_equalLit (s, "ansireserved")) |
616915dd | 1108 | { |
1109 | return FLG_ANSIRESERVED; | |
1110 | } | |
1111 | ||
27c9e640 | 1112 | if (cstring_equalLit (s, "ansireservedinternal")) |
616915dd | 1113 | { |
1114 | return FLG_ANSIRESERVEDLOCAL; | |
1115 | } | |
1116 | ||
616915dd | 1117 | /* |
1118 | ** Obsolete Flags | |
1119 | */ | |
1120 | ||
1121 | if (cstring_equalLit (s, "accessunspec")) | |
1122 | { | |
a956d444 | 1123 | if (!quiet) |
1124 | { | |
1125 | llerror_flagWarning | |
1126 | (cstring_makeLiteral | |
1127 | ("accessunspec flag is no longer supported. It has been replaced by accessmodule, accessfile and " | |
1128 | "accessfunction to provide more precise control of accessibility " | |
1129 | "of representations. For more information, " | |
1b8ae690 | 1130 | "see splint -help accessmodule")); |
a956d444 | 1131 | } |
616915dd | 1132 | |
27c9e640 | 1133 | return SKIP_FLAG; |
1134 | } | |
1135 | else if (cstring_equalLit (s, "ansilimits")) | |
1136 | { | |
1137 | llerror_flagWarning | |
1138 | (cstring_makeLiteral | |
1139 | ("ansilimits flag is no longer supported. It has been replaced by ansi89limits and " | |
1140 | "iso99limits to select either the lower translation limits imposed by the ANSI89 " | |
1141 | "standard or the typically higher limits prescribed by ISO C99.")); | |
1142 | ||
616915dd | 1143 | return SKIP_FLAG; |
1144 | } | |
a956d444 | 1145 | else if (cstring_equalLit (s, "staticmods")) |
1146 | { | |
1147 | if (!quiet) | |
1148 | { | |
1149 | llerror_flagWarning | |
1150 | (cstring_makeLiteral | |
1151 | ("staticmods flag is obsolete. You probably " | |
1152 | "want impcheckmodstatics. For more information, " | |
1b8ae690 | 1153 | "see splint -help impcheckmodstatics")); |
a956d444 | 1154 | } |
616915dd | 1155 | |
a956d444 | 1156 | return SKIP_FLAG; |
1157 | } | |
1158 | else if (cstring_equalLit (s, "bool")) | |
616915dd | 1159 | { |
a956d444 | 1160 | if (!quiet) |
1161 | { | |
1162 | llerror_flagWarning | |
1163 | (cstring_makeLiteral ("bool flag is obsolete. It never really " | |
1164 | "made sense in the first place.")); | |
1165 | } | |
616915dd | 1166 | |
1167 | return SKIP_FLAG; | |
1168 | } | |
a956d444 | 1169 | else if (cstring_equalLit (s, "shiftsigned")) |
616915dd | 1170 | { |
a956d444 | 1171 | if (!quiet) |
1172 | { | |
1173 | llerror_flagWarning | |
1174 | (cstring_makeLiteral ("shiftsigned flag is obsolete. You probably " | |
1175 | "want bitwisesigned, shiftnegative or shiftsize.")); | |
1176 | } | |
616915dd | 1177 | |
1178 | return SKIP_FLAG; | |
1179 | } | |
a956d444 | 1180 | else if (cstring_equalLit (s, "ansi")) |
616915dd | 1181 | { |
a956d444 | 1182 | if (!quiet) |
1183 | { | |
1184 | llerror_flagWarning | |
1185 | (cstring_makeLiteral ("ansi flag is obsolete. You probably " | |
1186 | "want noparams and/or oldstyle.")); | |
1187 | } | |
616915dd | 1188 | |
1189 | return SKIP_FLAG; | |
1190 | } | |
a956d444 | 1191 | else if (cstring_equalLit (s, "stdio")) |
1192 | { | |
1193 | if (!quiet) | |
1194 | { | |
1195 | llerror_flagWarning | |
1196 | (cstring_makeLiteral | |
1197 | ("stdio flag is obsolete. You may " | |
1198 | "want strictlib or one of the gloabls " | |
1199 | "checking flags. For more information, " | |
1b8ae690 | 1200 | "see splint -help strictlib or splint -help flags globals")); |
a956d444 | 1201 | } |
616915dd | 1202 | |
1203 | return SKIP_FLAG; | |
1204 | } | |
a956d444 | 1205 | else |
1206 | { | |
1207 | return INVALID_FLAG; | |
1208 | } | |
616915dd | 1209 | } |
1210 | ||
1211 | void setValueFlag (flagcode opt, cstring arg) | |
1212 | { | |
1213 | switch (opt) | |
1214 | { | |
1215 | case FLG_EXPECT: | |
1216 | case FLG_LCLEXPECT: | |
1217 | case FLG_LIMIT: | |
1218 | case FLG_LINELEN: | |
28bf4b0b | 1219 | case FLG_INDENTSPACES: |
1220 | case FLG_BUGSLIMIT: | |
616915dd | 1221 | case FLG_EXTERNALNAMELEN: |
1222 | case FLG_INTERNALNAMELEN: | |
1223 | case FLG_CONTROLNESTDEPTH: | |
1224 | case FLG_STRINGLITERALLEN: | |
1225 | case FLG_NUMSTRUCTFIELDS: | |
1226 | case FLG_NUMENUMMEMBERS: | |
1227 | case FLG_INCLUDENEST: | |
1228 | { | |
1229 | int val = cstring_toPosInt (arg); | |
1230 | ||
1231 | if (val < 0) | |
1232 | { | |
1233 | llerror | |
1234 | (FLG_BADFLAG, | |
1235 | message | |
1236 | ("Flag %s must be followed by a positive number number. " | |
1237 | "Followed by %s", | |
1238 | flagcode_unparse (opt), arg)); | |
1239 | } | |
1240 | else | |
1241 | { | |
28bf4b0b | 1242 | context_setValueAndFlag (opt, val); |
616915dd | 1243 | } |
1244 | } | |
1245 | break; | |
1246 | case FLG_COMMENTCHAR: | |
1247 | { | |
1248 | if (cstring_length (arg) != 1) | |
1249 | { | |
1250 | llfatalerrorLoc | |
1251 | (message | |
1252 | ("Flag %s should be followed by a single character. Followed by %s", | |
1253 | flagcode_unparse (opt), arg)); | |
1254 | } | |
1255 | else | |
1256 | { | |
1257 | context_setCommentMarkerChar (cstring_firstChar (arg)); | |
1258 | } | |
1259 | } | |
1260 | break; | |
1261 | BADDEFAULT; | |
1262 | } | |
1263 | } | |
1264 | ||
1265 | void setStringFlag (flagcode opt, /*@only@*/ cstring arg) | |
1266 | { | |
1267 | switch (opt) | |
1268 | { | |
1269 | case FLG_TMPDIR: | |
1270 | { | |
1271 | if (cstring_lastChar (arg) == CONNECTCHAR) | |
1272 | { | |
1273 | context_setString (opt, arg); | |
1274 | } | |
1275 | else | |
1276 | { | |
1277 | context_setString (opt, cstring_appendChar (arg, CONNECTCHAR)); | |
1278 | } | |
1279 | break; | |
1280 | } | |
1281 | default: | |
1282 | { | |
1283 | context_setString (opt, arg); | |
1284 | break; | |
1285 | } | |
1286 | } | |
1287 | } | |
1288 | ||
1289 | cstring | |
1290 | describeModes () | |
1291 | { | |
1292 | cstring s = cstring_makeLiteral ("Flag "); | |
1293 | cstringSList sflags = sortedFlags (); | |
1294 | ||
1295 | allModes (modename) | |
1296 | { | |
1297 | s = message ("%q%9s", s, cstring_fromChars (modename)); | |
1298 | } end_allModes; | |
1299 | ||
1300 | s = message ("%q\n", s); | |
1301 | ||
1302 | cstringSList_elements (sflags, flagname) | |
1303 | { | |
a956d444 | 1304 | flagcode code = flags_identifyFlag (flagname); |
616915dd | 1305 | fflag currentflag = flags[code]; |
1306 | ||
1307 | if (mstring_isDefined (currentflag.desc) && flagcode_isModeFlag (code)) | |
1308 | { | |
1309 | s = message ("%q\n%27s", s, | |
1310 | cstring_fromChars (currentflag.flag)); | |
1311 | ||
1312 | allModes (modename) | |
1313 | { | |
1314 | context_setMode (cstring_fromChars (modename)); | |
1315 | ||
1316 | if (context_getFlag (code)) | |
1317 | { | |
1318 | s = message ("%q%9s", s, cstring_makeLiteralTemp ("+")); | |
1319 | } | |
1320 | else | |
1321 | { | |
1322 | s = message ("%q%9s", s, cstring_makeLiteralTemp (" ")); | |
1323 | } | |
1324 | ||
1325 | context_resetModeFlags (); | |
1326 | } end_allModes; | |
1327 | } | |
1328 | } end_cstringSList_elements; | |
1329 | ||
1330 | cstringSList_free (sflags); | |
1331 | ||
1332 | s = cstring_appendChar (s, '\n'); | |
1333 | ||
1334 | return (s); | |
1335 | } | |
1336 | ||
8250fa4a | 1337 | # if 0 |
ee229125 | 1338 | static /*@unused@*/ cstring |
616915dd | 1339 | listModes (void) |
1340 | { | |
1341 | cstring s = cstring_makeLiteral ("\t"); | |
1342 | int i = 0; | |
1343 | ||
1344 | allModes (modename) | |
1345 | { | |
1346 | if (i != 0 && (i % 4 == 0)) | |
1347 | { | |
1348 | s = message ("%q\n\t%15s", s, cstring_fromChars (modename)); | |
1349 | } | |
1350 | else | |
1351 | { | |
1352 | s = message ("%q%15s", s, cstring_fromChars (modename)); | |
1353 | } | |
1354 | i++; | |
1355 | } end_allModes; | |
1356 | ||
1357 | return s; | |
1358 | } | |
8250fa4a | 1359 | # endif |
616915dd | 1360 | |
1361 | bool | |
1362 | isMode (cstring s) | |
1363 | { | |
1364 | allModes (modename) | |
1365 | { | |
1366 | if (mstring_isDefined (modename)) | |
1367 | { | |
1368 | if (cstring_equalLit (s, modename)) | |
1369 | { | |
1370 | return TRUE; | |
1371 | } | |
1372 | } | |
1373 | } end_allModes; | |
1374 | ||
1375 | return FALSE; | |
1376 | } | |
1377 | ||
1378 | extern bool flagcode_hasArgument (flagcode f) | |
1379 | { | |
1380 | return (flags[f].argtype != ARG_NONE); | |
1381 | } | |
1382 | ||
4f43223c | 1383 | extern bool flagcode_hasNumber (flagcode f) |
1384 | { | |
1385 | return (flags[f].argtype == ARG_NUMBER); | |
1386 | } | |
1387 | ||
1388 | extern bool flagcode_hasChar (flagcode f) | |
616915dd | 1389 | { |
4f43223c | 1390 | return (flags[f].argtype == ARG_CHAR); |
616915dd | 1391 | } |
1392 | ||
1393 | extern bool flagcode_hasString (flagcode f) | |
1394 | { | |
4f43223c | 1395 | return (flags[f].argtype == ARG_STRING |
1396 | || flags[f].argtype == ARG_FILE | |
1397 | || flags[f].argtype == ARG_DIRECTORY | |
1398 | || flags[f].argtype == ARG_PATH); | |
616915dd | 1399 | } |
1400 | ||
1401 | extern int flagcode_valueIndex (flagcode f) | |
1402 | { | |
1403 | /*@unchecked@*/ static bool initialized = FALSE; | |
1404 | int i; | |
1405 | /*@unchecked@*/ static flagcode valueFlags[NUMVALUEFLAGS]; | |
616915dd | 1406 | |
1407 | if (!initialized) | |
1408 | { | |
1409 | int nv = 0; | |
1410 | ||
1411 | allFlagCodes (code) | |
1412 | { | |
4f43223c | 1413 | if (flagcode_hasNumber (code) || flagcode_hasChar (code)) |
616915dd | 1414 | { |
1415 | llassert (nv < NUMVALUEFLAGS); | |
28bf4b0b | 1416 | DPRINTF (("Value flag: %s [%d]", flagcode_unparse (code), (int) code)); |
616915dd | 1417 | valueFlags[nv] = code; |
28bf4b0b | 1418 | nv++; |
616915dd | 1419 | } |
1420 | } end_allFlagCodes; | |
1421 | ||
1422 | llassertprint (nv == NUMVALUEFLAGS, | |
28bf4b0b | 1423 | ("Number of value flags: %d (expected %d)", |
1424 | nv, (int) NUMVALUEFLAGS)); | |
616915dd | 1425 | initialized = TRUE; |
1426 | } | |
1427 | ||
1428 | for (i = 0; i < NUMVALUEFLAGS; i++) | |
1429 | { | |
1430 | /* static valueFlags must be defined */ | |
86d93ed3 | 1431 | /*@-usedef@*/ |
1432 | /*drl bee: sta*/ | |
1433 | if (f == valueFlags[i]) /*@=usedef@*/ | |
616915dd | 1434 | { |
1435 | return i; | |
1436 | } | |
1437 | } | |
1438 | ||
28bf4b0b | 1439 | fprintf (stderr, "Cannot find value flag: %d", (int) f); |
1440 | exit (EXIT_FAILURE); | |
1441 | /* Cannot do this...might call recursively... | |
1442 | llfatalbug (message ("Cannot fine value flag: %d", (int) f)); | |
616915dd | 1443 | BADEXIT; |
28bf4b0b | 1444 | */ |
616915dd | 1445 | } |
1446 | ||
1447 | extern int flagcode_stringIndex (flagcode f) | |
1448 | { | |
1449 | /*@unchecked@*/ static bool initialized = FALSE; | |
1450 | /*@unchecked@*/ static flagcode stringFlags[NUMSTRINGFLAGS]; | |
1451 | int i; | |
1452 | ||
1453 | ||
1454 | if (!initialized) | |
1455 | { | |
1456 | int nv = 0; | |
1457 | ||
1458 | allFlagCodes (code) | |
1459 | { | |
1460 | if (flagcode_hasString (code)) | |
1461 | { | |
1462 | llassertprint (nv < NUMSTRINGFLAGS, ("Incorrect number of string flags: %d (need at least %d)", NUMSTRINGFLAGS, nv)); | |
1463 | stringFlags[nv] = code; | |
1464 | nv++; | |
1465 | } | |
1466 | } end_allFlagCodes; | |
1467 | ||
1468 | llassertprint (nv == NUMSTRINGFLAGS, | |
1469 | ("number of string flags: %d (expected %d)", | |
1470 | nv, NUMSTRINGFLAGS)); | |
1471 | initialized = TRUE; | |
1472 | } | |
1473 | ||
1474 | for (i = 0; i < NUMSTRINGFLAGS; i++) | |
1475 | { | |
86d93ed3 | 1476 | /*drl bee: sta*/ |
616915dd | 1477 | /*@-usedef@*/ if (f == stringFlags[i]) /*@=usedef@*/ |
1478 | { | |
1479 | return i; | |
1480 | } | |
1481 | } | |
1482 | ||
1483 | llbug (message ("Bad string flag: %s", flagcode_unparse (f))); | |
1484 | BADEXIT; | |
1485 | } | |
1486 | ||
1487 | bool flagcode_isNamePrefixFlag (flagcode f) | |
1488 | { | |
1489 | switch (f) | |
1490 | { | |
1491 | case FLG_MACROVARPREFIX: | |
1492 | case FLG_TAGPREFIX: | |
1493 | case FLG_ENUMPREFIX: | |
1494 | case FLG_FILESTATICPREFIX: | |
1495 | case FLG_GLOBPREFIX: | |
1496 | case FLG_TYPEPREFIX: | |
1497 | case FLG_EXTERNALPREFIX: | |
1498 | case FLG_LOCALPREFIX: | |
1499 | case FLG_UNCHECKEDMACROPREFIX: | |
1500 | case FLG_CONSTPREFIX: | |
1501 | case FLG_ITERPREFIX: | |
1502 | case FLG_DECLPARAMPREFIX: | |
1503 | return TRUE; | |
1504 | default: | |
1505 | return FALSE; | |
1506 | } | |
1507 | } | |
1508 |