Commit | Line | Data |
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a8a69e63 FF |
1 | /* Support for printing C and C++ types for GDB, the GNU debugger. |
2 | Copyright 1986, 1988, 1989, 1991 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
20 | #include "defs.h" | |
21 | #include "obstack.h" | |
22 | #include "bfd.h" /* Binary File Description */ | |
23 | #include "symtab.h" | |
24 | #include "gdbtypes.h" | |
25 | #include "expression.h" | |
26 | #include "value.h" | |
27 | #include "gdbcore.h" | |
28 | #include "target.h" | |
29 | #include "command.h" | |
30 | #include "gdbcmd.h" | |
31 | #include "language.h" | |
32 | #include "demangle.h" | |
33 | #include "c-lang.h" | |
34 | #include "typeprint.h" | |
35 | ||
36 | #include <string.h> | |
37 | #include <errno.h> | |
38 | ||
39 | extern int demangle; /* whether to print C++ syms raw or source-form */ | |
40 | ||
41 | static void | |
199b2450 | 42 | c_type_print_args PARAMS ((struct type *, GDB_FILE *)); |
a8a69e63 FF |
43 | |
44 | static void | |
199b2450 | 45 | c_type_print_varspec_suffix PARAMS ((struct type *, GDB_FILE *, int, int, int)); |
a8a69e63 FF |
46 | |
47 | static void | |
199b2450 | 48 | cp_type_print_derivation_info PARAMS ((GDB_FILE *, struct type *)); |
a8a69e63 FF |
49 | |
50 | void | |
199b2450 | 51 | c_type_print_varspec_prefix PARAMS ((struct type *, GDB_FILE *, int, int)); |
a8a69e63 FF |
52 | |
53 | void | |
199b2450 | 54 | c_type_print_base PARAMS ((struct type *, GDB_FILE *, int, int)); |
a8a69e63 FF |
55 | |
56 | \f | |
57 | /* Print a description of a type in the format of a | |
58 | typedef for the current language. | |
59 | NEW is the new name for a type TYPE. */ | |
60 | ||
61 | void | |
62 | c_typedef_print (type, new, stream) | |
63 | struct type *type; | |
64 | struct symbol *new; | |
199b2450 | 65 | GDB_FILE *stream; |
a8a69e63 FF |
66 | { |
67 | switch (current_language->la_language) | |
68 | { | |
69 | #ifdef _LANG_c | |
70 | case language_c: | |
71 | case language_cplus: | |
72 | fprintf_filtered(stream, "typedef "); | |
73 | type_print(type,"",stream,0); | |
74 | if(TYPE_NAME ((SYMBOL_TYPE (new))) == 0 | |
2e4964ad FF |
75 | || !STREQ (TYPE_NAME ((SYMBOL_TYPE (new))), SYMBOL_NAME (new))) |
76 | fprintf_filtered(stream, " %s", SYMBOL_SOURCE_NAME(new)); | |
a8a69e63 FF |
77 | break; |
78 | #endif | |
79 | #ifdef _LANG_m2 | |
80 | case language_m2: | |
81 | fprintf_filtered(stream, "TYPE "); | |
82 | if(!TYPE_NAME(SYMBOL_TYPE(new)) || | |
2e4964ad FF |
83 | !STREQ (TYPE_NAME(SYMBOL_TYPE(new)), SYMBOL_NAME(new))) |
84 | fprintf_filtered(stream, "%s = ", SYMBOL_SOURCE_NAME(new)); | |
a8a69e63 FF |
85 | else |
86 | fprintf_filtered(stream, "<builtin> = "); | |
87 | type_print(type,"",stream,0); | |
88 | break; | |
89 | #endif | |
a8a69e63 FF |
90 | #ifdef _LANG_chill |
91 | case language_chill: | |
92 | error ("Missing Chill support in function c_typedef_print."); /*FIXME*/ | |
93 | #endif | |
a8a69e63 FF |
94 | default: |
95 | error("Language not supported."); | |
96 | } | |
97 | fprintf_filtered(stream, ";\n"); | |
98 | } | |
99 | ||
100 | ||
101 | /* LEVEL is the depth to indent lines by. */ | |
102 | ||
103 | void | |
104 | c_print_type (type, varstring, stream, show, level) | |
105 | struct type *type; | |
106 | char *varstring; | |
199b2450 | 107 | GDB_FILE *stream; |
a8a69e63 FF |
108 | int show; |
109 | int level; | |
110 | { | |
111 | register enum type_code code; | |
a8a69e63 FF |
112 | int demangled_args; |
113 | ||
114 | c_type_print_base (type, stream, show, level); | |
115 | code = TYPE_CODE (type); | |
116 | if ((varstring != NULL && *varstring != '\0') | |
117 | || | |
118 | /* Need a space if going to print stars or brackets; | |
119 | but not if we will print just a type name. */ | |
120 | ((show > 0 || TYPE_NAME (type) == 0) | |
121 | && | |
122 | (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC | |
123 | || code == TYPE_CODE_METHOD | |
124 | || code == TYPE_CODE_ARRAY | |
125 | || code == TYPE_CODE_MEMBER | |
126 | || code == TYPE_CODE_REF))) | |
127 | fputs_filtered (" ", stream); | |
128 | c_type_print_varspec_prefix (type, stream, show, 0); | |
129 | ||
2e4964ad | 130 | fputs_filtered (varstring, stream); |
a8a69e63 FF |
131 | |
132 | /* For demangled function names, we have the arglist as part of the name, | |
133 | so don't print an additional pair of ()'s */ | |
134 | ||
2e4964ad | 135 | demangled_args = varstring[strlen(varstring) - 1] == ')'; |
a8a69e63 FF |
136 | c_type_print_varspec_suffix (type, stream, show, 0, demangled_args); |
137 | ||
a8a69e63 FF |
138 | } |
139 | ||
140 | /* Print the C++ method arguments ARGS to the file STREAM. */ | |
141 | ||
142 | void | |
143 | cp_type_print_method_args (args, prefix, varstring, staticp, stream) | |
144 | struct type **args; | |
145 | char *prefix; | |
146 | char *varstring; | |
147 | int staticp; | |
199b2450 | 148 | GDB_FILE *stream; |
a8a69e63 FF |
149 | { |
150 | int i; | |
151 | ||
5e81259d FF |
152 | fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI); |
153 | fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI); | |
a8a69e63 FF |
154 | fputs_filtered (" (", stream); |
155 | if (args && args[!staticp] && args[!staticp]->code != TYPE_CODE_VOID) | |
156 | { | |
157 | i = !staticp; /* skip the class variable */ | |
158 | while (1) | |
159 | { | |
160 | type_print (args[i++], "", stream, 0); | |
161 | if (!args[i]) | |
162 | { | |
163 | fprintf_filtered (stream, " ..."); | |
164 | break; | |
165 | } | |
166 | else if (args[i]->code != TYPE_CODE_VOID) | |
167 | { | |
168 | fprintf_filtered (stream, ", "); | |
169 | } | |
170 | else break; | |
171 | } | |
172 | } | |
173 | fprintf_filtered (stream, ")"); | |
174 | } | |
175 | ||
176 | /* If TYPE is a derived type, then print out derivation information. | |
177 | Print only the actual base classes of this type, not the base classes | |
178 | of the base classes. I.E. for the derivation hierarchy: | |
179 | ||
180 | class A { int a; }; | |
181 | class B : public A {int b; }; | |
182 | class C : public B {int c; }; | |
183 | ||
184 | Print the type of class C as: | |
185 | ||
186 | class C : public B { | |
187 | int c; | |
188 | } | |
189 | ||
190 | Not as the following (like gdb used to), which is not legal C++ syntax for | |
191 | derived types and may be confused with the multiple inheritance form: | |
192 | ||
193 | class C : public B : public A { | |
194 | int c; | |
195 | } | |
196 | ||
197 | In general, gdb should try to print the types as closely as possible to | |
198 | the form that they appear in the source code. */ | |
199 | ||
200 | static void | |
201 | cp_type_print_derivation_info (stream, type) | |
199b2450 | 202 | GDB_FILE *stream; |
a8a69e63 FF |
203 | struct type *type; |
204 | { | |
205 | char *name; | |
206 | int i; | |
207 | ||
208 | for (i = 0; i < TYPE_N_BASECLASSES (type); i++) | |
209 | { | |
210 | fputs_filtered (i == 0 ? ": " : ", ", stream); | |
211 | fprintf_filtered (stream, "%s%s ", | |
212 | BASETYPE_VIA_PUBLIC (type, i) ? "public" : "private", | |
213 | BASETYPE_VIA_VIRTUAL(type, i) ? " virtual" : ""); | |
214 | name = type_name_no_tag (TYPE_BASECLASS (type, i)); | |
215 | fprintf_filtered (stream, "%s", name ? name : "(null)"); | |
216 | } | |
217 | if (i > 0) | |
218 | { | |
219 | fputs_filtered (" ", stream); | |
220 | } | |
221 | } | |
222 | ||
223 | /* Print any asterisks or open-parentheses needed before the | |
224 | variable name (to describe its type). | |
225 | ||
226 | On outermost call, pass 0 for PASSED_A_PTR. | |
227 | On outermost call, SHOW > 0 means should ignore | |
228 | any typename for TYPE and show its details. | |
229 | SHOW is always zero on recursive calls. */ | |
230 | ||
231 | void | |
232 | c_type_print_varspec_prefix (type, stream, show, passed_a_ptr) | |
233 | struct type *type; | |
199b2450 | 234 | GDB_FILE *stream; |
a8a69e63 FF |
235 | int show; |
236 | int passed_a_ptr; | |
237 | { | |
238 | char *name; | |
239 | if (type == 0) | |
240 | return; | |
241 | ||
242 | if (TYPE_NAME (type) && show <= 0) | |
243 | return; | |
244 | ||
245 | QUIT; | |
246 | ||
247 | switch (TYPE_CODE (type)) | |
248 | { | |
249 | case TYPE_CODE_PTR: | |
250 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
251 | fprintf_filtered (stream, "*"); | |
252 | break; | |
253 | ||
254 | case TYPE_CODE_MEMBER: | |
255 | if (passed_a_ptr) | |
256 | fprintf_filtered (stream, "("); | |
257 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
258 | fprintf_filtered (stream, " "); | |
259 | name = type_name_no_tag (TYPE_DOMAIN_TYPE (type)); | |
260 | if (name) | |
261 | fputs_filtered (name, stream); | |
262 | else | |
263 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); | |
264 | fprintf_filtered (stream, "::"); | |
265 | break; | |
266 | ||
267 | case TYPE_CODE_METHOD: | |
268 | if (passed_a_ptr) | |
199b2450 | 269 | fprintf_unfiltered (stream, "("); |
a8a69e63 FF |
270 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
271 | if (passed_a_ptr) | |
272 | { | |
273 | fprintf_filtered (stream, " "); | |
274 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); | |
275 | fprintf_filtered (stream, "::"); | |
276 | } | |
277 | break; | |
278 | ||
279 | case TYPE_CODE_REF: | |
280 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
281 | fprintf_filtered (stream, "&"); | |
282 | break; | |
283 | ||
284 | case TYPE_CODE_FUNC: | |
285 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
286 | if (passed_a_ptr) | |
287 | fprintf_filtered (stream, "("); | |
288 | break; | |
289 | ||
290 | case TYPE_CODE_ARRAY: | |
291 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
292 | if (passed_a_ptr) | |
293 | fprintf_filtered (stream, "("); | |
294 | break; | |
295 | ||
296 | case TYPE_CODE_UNDEF: | |
297 | case TYPE_CODE_STRUCT: | |
298 | case TYPE_CODE_UNION: | |
299 | case TYPE_CODE_ENUM: | |
300 | case TYPE_CODE_INT: | |
301 | case TYPE_CODE_FLT: | |
302 | case TYPE_CODE_VOID: | |
303 | case TYPE_CODE_ERROR: | |
304 | case TYPE_CODE_CHAR: | |
305 | case TYPE_CODE_BOOL: | |
306 | case TYPE_CODE_SET: | |
307 | case TYPE_CODE_RANGE: | |
c4413e2c | 308 | case TYPE_CODE_STRING: |
72cd0384 | 309 | case TYPE_CODE_BITSTRING: |
a8a69e63 FF |
310 | /* These types need no prefix. They are listed here so that |
311 | gcc -Wall will reveal any types that haven't been handled. */ | |
312 | break; | |
313 | } | |
314 | } | |
315 | ||
316 | static void | |
317 | c_type_print_args (type, stream) | |
318 | struct type *type; | |
199b2450 | 319 | GDB_FILE *stream; |
a8a69e63 FF |
320 | { |
321 | int i; | |
322 | struct type **args; | |
323 | ||
324 | fprintf_filtered (stream, "("); | |
325 | args = TYPE_ARG_TYPES (type); | |
326 | if (args != NULL) | |
327 | { | |
328 | if (args[1] == NULL) | |
329 | { | |
330 | fprintf_filtered (stream, "..."); | |
331 | } | |
332 | else | |
333 | { | |
334 | for (i = 1; | |
335 | args[i] != NULL && args[i]->code != TYPE_CODE_VOID; | |
336 | i++) | |
337 | { | |
338 | c_print_type (args[i], "", stream, -1, 0); | |
339 | if (args[i+1] == NULL) | |
340 | { | |
341 | fprintf_filtered (stream, "..."); | |
342 | } | |
343 | else if (args[i+1]->code != TYPE_CODE_VOID) | |
344 | { | |
345 | fprintf_filtered (stream, ","); | |
346 | wrap_here (" "); | |
347 | } | |
348 | } | |
349 | } | |
350 | } | |
351 | fprintf_filtered (stream, ")"); | |
352 | } | |
353 | ||
354 | /* Print any array sizes, function arguments or close parentheses | |
355 | needed after the variable name (to describe its type). | |
356 | Args work like c_type_print_varspec_prefix. */ | |
357 | ||
358 | static void | |
359 | c_type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args) | |
360 | struct type *type; | |
199b2450 | 361 | GDB_FILE *stream; |
a8a69e63 FF |
362 | int show; |
363 | int passed_a_ptr; | |
364 | int demangled_args; | |
365 | { | |
366 | if (type == 0) | |
367 | return; | |
368 | ||
369 | if (TYPE_NAME (type) && show <= 0) | |
370 | return; | |
371 | ||
372 | QUIT; | |
373 | ||
374 | switch (TYPE_CODE (type)) | |
375 | { | |
376 | case TYPE_CODE_ARRAY: | |
377 | if (passed_a_ptr) | |
378 | fprintf_filtered (stream, ")"); | |
379 | ||
380 | fprintf_filtered (stream, "["); | |
381 | if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0) | |
382 | fprintf_filtered (stream, "%d", | |
383 | (TYPE_LENGTH (type) | |
384 | / TYPE_LENGTH (TYPE_TARGET_TYPE (type)))); | |
385 | fprintf_filtered (stream, "]"); | |
386 | ||
387 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
388 | break; | |
389 | ||
390 | case TYPE_CODE_MEMBER: | |
391 | if (passed_a_ptr) | |
392 | fprintf_filtered (stream, ")"); | |
393 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
394 | break; | |
395 | ||
396 | case TYPE_CODE_METHOD: | |
397 | if (passed_a_ptr) | |
398 | fprintf_filtered (stream, ")"); | |
399 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
400 | if (passed_a_ptr) | |
401 | { | |
402 | c_type_print_args (type, stream); | |
403 | } | |
404 | break; | |
405 | ||
406 | case TYPE_CODE_PTR: | |
407 | case TYPE_CODE_REF: | |
408 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0); | |
409 | break; | |
410 | ||
411 | case TYPE_CODE_FUNC: | |
a8a69e63 FF |
412 | if (passed_a_ptr) |
413 | fprintf_filtered (stream, ")"); | |
414 | if (!demangled_args) | |
415 | fprintf_filtered (stream, "()"); | |
dac317dc JK |
416 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, |
417 | passed_a_ptr, 0); | |
a8a69e63 FF |
418 | break; |
419 | ||
420 | case TYPE_CODE_UNDEF: | |
421 | case TYPE_CODE_STRUCT: | |
422 | case TYPE_CODE_UNION: | |
423 | case TYPE_CODE_ENUM: | |
424 | case TYPE_CODE_INT: | |
425 | case TYPE_CODE_FLT: | |
426 | case TYPE_CODE_VOID: | |
427 | case TYPE_CODE_ERROR: | |
428 | case TYPE_CODE_CHAR: | |
429 | case TYPE_CODE_BOOL: | |
430 | case TYPE_CODE_SET: | |
431 | case TYPE_CODE_RANGE: | |
c4413e2c | 432 | case TYPE_CODE_STRING: |
72cd0384 | 433 | case TYPE_CODE_BITSTRING: |
a8a69e63 FF |
434 | /* These types do not need a suffix. They are listed so that |
435 | gcc -Wall will report types that may not have been considered. */ | |
436 | break; | |
437 | } | |
438 | } | |
439 | ||
440 | /* Print the name of the type (or the ultimate pointer target, | |
441 | function value or array element), or the description of a | |
442 | structure or union. | |
443 | ||
875fc229 JK |
444 | SHOW positive means print details about the type (e.g. enum values), |
445 | and print structure elements passing SHOW - 1 for show. | |
0e4ad984 | 446 | SHOW negative means just print the type name or struct tag if there is one. |
875fc229 JK |
447 | If there is no name, print something sensible but concise like |
448 | "struct {...}". | |
0e4ad984 JK |
449 | SHOW zero means just print the type name or struct tag if there is one. |
450 | If there is no name, print something sensible but not as concise like | |
451 | "struct {int x; int y;}". | |
875fc229 JK |
452 | |
453 | LEVEL is the number of spaces to indent by. | |
a8a69e63 FF |
454 | We increase it for some recursive calls. */ |
455 | ||
456 | void | |
457 | c_type_print_base (type, stream, show, level) | |
458 | struct type *type; | |
199b2450 | 459 | GDB_FILE *stream; |
a8a69e63 FF |
460 | int show; |
461 | int level; | |
462 | { | |
a8a69e63 FF |
463 | register int i; |
464 | register int len; | |
465 | register int lastval; | |
466 | char *mangled_name; | |
467 | char *demangled_name; | |
468 | enum {s_none, s_public, s_private, s_protected} section_type; | |
469 | QUIT; | |
470 | ||
471 | wrap_here (" "); | |
472 | if (type == NULL) | |
473 | { | |
474 | fputs_filtered ("<type unknown>", stream); | |
475 | return; | |
476 | } | |
477 | ||
478 | /* When SHOW is zero or less, and there is a valid type name, then always | |
b2bebdb0 JK |
479 | just print the type name directly from the type. */ |
480 | /* If we have "typedef struct foo {. . .} bar;" do we want to print it | |
481 | as "struct foo" or as "bar"? Pick the latter, because C++ folk tend | |
482 | to expect things like "class5 *foo" rather than "struct class5 *foo". */ | |
a8a69e63 | 483 | |
b2bebdb0 JK |
484 | if (show <= 0 |
485 | && TYPE_NAME (type) != NULL) | |
a8a69e63 FF |
486 | { |
487 | fputs_filtered (TYPE_NAME (type), stream); | |
488 | return; | |
489 | } | |
490 | ||
dda398c3 JK |
491 | check_stub_type (type); |
492 | ||
a8a69e63 FF |
493 | switch (TYPE_CODE (type)) |
494 | { | |
495 | case TYPE_CODE_ARRAY: | |
496 | case TYPE_CODE_PTR: | |
497 | case TYPE_CODE_MEMBER: | |
498 | case TYPE_CODE_REF: | |
499 | case TYPE_CODE_FUNC: | |
500 | case TYPE_CODE_METHOD: | |
501 | c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); | |
502 | break; | |
503 | ||
504 | case TYPE_CODE_STRUCT: | |
8789d972 JK |
505 | if (HAVE_CPLUS_STRUCT (type)) |
506 | { | |
8789d972 | 507 | fprintf_filtered (stream, "class "); |
8789d972 JK |
508 | } |
509 | else | |
510 | { | |
511 | fprintf_filtered (stream, "struct "); | |
8789d972 | 512 | } |
a8a69e63 FF |
513 | goto struct_union; |
514 | ||
515 | case TYPE_CODE_UNION: | |
516 | fprintf_filtered (stream, "union "); | |
b2bebdb0 JK |
517 | |
518 | struct_union: | |
519 | if (TYPE_TAG_NAME (type) != NULL) | |
8789d972 | 520 | { |
b2bebdb0 JK |
521 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
522 | if (show > 0) | |
523 | fputs_filtered (" ", stream); | |
8789d972 | 524 | } |
8789d972 | 525 | wrap_here (" "); |
0e4ad984 | 526 | if (show < 0) |
b2bebdb0 JK |
527 | { |
528 | /* If we just printed a tag name, no need to print anything else. */ | |
529 | if (TYPE_TAG_NAME (type) == NULL) | |
530 | fprintf_filtered (stream, "{...}"); | |
531 | } | |
0e4ad984 | 532 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
a8a69e63 | 533 | { |
a8a69e63 FF |
534 | cp_type_print_derivation_info (stream, type); |
535 | ||
536 | fprintf_filtered (stream, "{\n"); | |
537 | if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) | |
538 | { | |
539 | if (TYPE_FLAGS (type) & TYPE_FLAG_STUB) | |
540 | fprintfi_filtered (level + 4, stream, "<incomplete type>\n"); | |
541 | else | |
542 | fprintfi_filtered (level + 4, stream, "<no data fields>\n"); | |
543 | } | |
544 | ||
545 | /* Start off with no specific section type, so we can print | |
546 | one for the first field we find, and use that section type | |
547 | thereafter until we find another type. */ | |
548 | ||
549 | section_type = s_none; | |
550 | ||
551 | /* If there is a base class for this type, | |
552 | do not print the field that it occupies. */ | |
553 | ||
554 | len = TYPE_NFIELDS (type); | |
555 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
556 | { | |
557 | QUIT; | |
558 | /* Don't print out virtual function table. */ | |
559 | if ((TYPE_FIELD_NAME (type, i))[5] == CPLUS_MARKER && | |
560 | !strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5)) | |
561 | continue; | |
562 | ||
563 | /* If this is a C++ class we can print the various C++ section | |
564 | labels. */ | |
565 | ||
566 | if (HAVE_CPLUS_STRUCT (type)) | |
567 | { | |
568 | if (TYPE_FIELD_PROTECTED (type, i)) | |
569 | { | |
570 | if (section_type != s_protected) | |
571 | { | |
572 | section_type = s_protected; | |
573 | fprintfi_filtered (level + 2, stream, | |
574 | "protected:\n"); | |
575 | } | |
576 | } | |
577 | else if (TYPE_FIELD_PRIVATE (type, i)) | |
578 | { | |
579 | if (section_type != s_private) | |
580 | { | |
581 | section_type = s_private; | |
582 | fprintfi_filtered (level + 2, stream, "private:\n"); | |
583 | } | |
584 | } | |
585 | else | |
586 | { | |
587 | if (section_type != s_public) | |
588 | { | |
589 | section_type = s_public; | |
590 | fprintfi_filtered (level + 2, stream, "public:\n"); | |
591 | } | |
592 | } | |
593 | } | |
594 | ||
595 | print_spaces_filtered (level + 4, stream); | |
596 | if (TYPE_FIELD_STATIC (type, i)) | |
597 | { | |
598 | fprintf_filtered (stream, "static "); | |
599 | } | |
600 | c_print_type (TYPE_FIELD_TYPE (type, i), | |
601 | TYPE_FIELD_NAME (type, i), | |
602 | stream, show - 1, level + 4); | |
603 | if (!TYPE_FIELD_STATIC (type, i) | |
604 | && TYPE_FIELD_PACKED (type, i)) | |
605 | { | |
606 | /* It is a bitfield. This code does not attempt | |
607 | to look at the bitpos and reconstruct filler, | |
608 | unnamed fields. This would lead to misleading | |
609 | results if the compiler does not put out fields | |
610 | for such things (I don't know what it does). */ | |
611 | fprintf_filtered (stream, " : %d", | |
612 | TYPE_FIELD_BITSIZE (type, i)); | |
613 | } | |
614 | fprintf_filtered (stream, ";\n"); | |
615 | } | |
616 | ||
617 | /* If there are both fields and methods, put a space between. */ | |
618 | len = TYPE_NFN_FIELDS (type); | |
619 | if (len && section_type != s_none) | |
620 | fprintf_filtered (stream, "\n"); | |
621 | ||
622 | /* C++: print out the methods */ | |
623 | ||
624 | for (i = 0; i < len; i++) | |
625 | { | |
626 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
627 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
628 | char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); | |
b2bebdb0 | 629 | char *name = type_name_no_tag (type); |
2e4964ad | 630 | int is_constructor = name && STREQ(method_name, name); |
a8a69e63 FF |
631 | for (j = 0; j < len2; j++) |
632 | { | |
633 | QUIT; | |
634 | if (TYPE_FN_FIELD_PROTECTED (f, j)) | |
635 | { | |
636 | if (section_type != s_protected) | |
637 | { | |
638 | section_type = s_protected; | |
639 | fprintfi_filtered (level + 2, stream, | |
640 | "protected:\n"); | |
641 | } | |
642 | } | |
643 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) | |
644 | { | |
645 | if (section_type != s_private) | |
646 | { | |
647 | section_type = s_private; | |
648 | fprintfi_filtered (level + 2, stream, "private:\n"); | |
649 | } | |
650 | } | |
651 | else | |
652 | { | |
653 | if (section_type != s_public) | |
654 | { | |
655 | section_type = s_public; | |
656 | fprintfi_filtered (level + 2, stream, "public:\n"); | |
657 | } | |
658 | } | |
659 | ||
660 | print_spaces_filtered (level + 4, stream); | |
661 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) | |
662 | fprintf_filtered (stream, "virtual "); | |
663 | else if (TYPE_FN_FIELD_STATIC_P (f, j)) | |
664 | fprintf_filtered (stream, "static "); | |
665 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) | |
666 | { | |
667 | /* Keep GDB from crashing here. */ | |
199b2450 | 668 | fprintf_unfiltered (stream, "<undefined type> %s;\n", |
a8a69e63 FF |
669 | TYPE_FN_FIELD_PHYSNAME (f, j)); |
670 | break; | |
671 | } | |
672 | else if (!is_constructor) | |
673 | { | |
674 | type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), | |
675 | "", stream, 0); | |
676 | fputs_filtered (" ", stream); | |
677 | } | |
678 | if (TYPE_FN_FIELD_STUB (f, j)) | |
679 | { | |
680 | /* Build something we can demangle. */ | |
681 | mangled_name = gdb_mangle_name (type, i, j); | |
682 | demangled_name = | |
4f9bddb4 JK |
683 | cplus_demangle (mangled_name, |
684 | DMGL_ANSI | DMGL_PARAMS); | |
a8a69e63 FF |
685 | if (demangled_name == NULL) |
686 | fprintf_filtered (stream, "<badly mangled name %s>", | |
4f9bddb4 JK |
687 | mangled_name); |
688 | else | |
a8a69e63 | 689 | { |
4f9bddb4 JK |
690 | char *demangled_no_class = |
691 | strchr (demangled_name, ':'); | |
692 | ||
693 | if (demangled_no_class == NULL) | |
694 | demangled_no_class = demangled_name; | |
695 | else | |
696 | { | |
697 | if (*++demangled_no_class == ':') | |
698 | ++demangled_no_class; | |
699 | } | |
700 | fputs_filtered (demangled_no_class, stream); | |
a8a69e63 FF |
701 | free (demangled_name); |
702 | } | |
703 | free (mangled_name); | |
704 | } | |
705 | else if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_' | |
706 | && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == CPLUS_MARKER) | |
707 | cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j) + 1, | |
708 | "~", method_name, 0, stream); | |
709 | else | |
710 | cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j), "", | |
711 | method_name, | |
712 | TYPE_FN_FIELD_STATIC_P (f, j), | |
713 | stream); | |
714 | ||
715 | fprintf_filtered (stream, ";\n"); | |
716 | } | |
717 | } | |
718 | ||
719 | fprintfi_filtered (level, stream, "}"); | |
720 | } | |
721 | break; | |
722 | ||
723 | case TYPE_CODE_ENUM: | |
724 | fprintf_filtered (stream, "enum "); | |
b2bebdb0 | 725 | if (TYPE_TAG_NAME (type) != NULL) |
a8a69e63 | 726 | { |
b2bebdb0 JK |
727 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
728 | if (show > 0) | |
729 | fputs_filtered (" ", stream); | |
a8a69e63 | 730 | } |
8789d972 | 731 | |
a8a69e63 | 732 | wrap_here (" "); |
0e4ad984 | 733 | if (show < 0) |
b2bebdb0 JK |
734 | { |
735 | /* If we just printed a tag name, no need to print anything else. */ | |
736 | if (TYPE_TAG_NAME (type) == NULL) | |
737 | fprintf_filtered (stream, "{...}"); | |
738 | } | |
0e4ad984 | 739 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
a8a69e63 FF |
740 | { |
741 | fprintf_filtered (stream, "{"); | |
742 | len = TYPE_NFIELDS (type); | |
743 | lastval = 0; | |
744 | for (i = 0; i < len; i++) | |
745 | { | |
746 | QUIT; | |
747 | if (i) fprintf_filtered (stream, ", "); | |
748 | wrap_here (" "); | |
749 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
750 | if (lastval != TYPE_FIELD_BITPOS (type, i)) | |
751 | { | |
752 | fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i)); | |
753 | lastval = TYPE_FIELD_BITPOS (type, i); | |
754 | } | |
755 | lastval++; | |
756 | } | |
757 | fprintf_filtered (stream, "}"); | |
758 | } | |
759 | break; | |
760 | ||
761 | case TYPE_CODE_VOID: | |
762 | fprintf_filtered (stream, "void"); | |
763 | break; | |
764 | ||
765 | case TYPE_CODE_UNDEF: | |
766 | fprintf_filtered (stream, "struct <unknown>"); | |
767 | break; | |
768 | ||
769 | case TYPE_CODE_ERROR: | |
770 | fprintf_filtered (stream, "<unknown type>"); | |
771 | break; | |
772 | ||
773 | case TYPE_CODE_RANGE: | |
774 | /* This should not occur */ | |
775 | fprintf_filtered (stream, "<range type>"); | |
776 | break; | |
777 | ||
778 | default: | |
779 | /* Handle types not explicitly handled by the other cases, | |
780 | such as fundamental types. For these, just print whatever | |
781 | the type name is, as recorded in the type itself. If there | |
782 | is no type name, then complain. */ | |
783 | if (TYPE_NAME (type) != NULL) | |
784 | { | |
785 | fputs_filtered (TYPE_NAME (type), stream); | |
786 | } | |
787 | else | |
788 | { | |
fd09c963 JK |
789 | /* At least for dump_symtab, it is important that this not be |
790 | an error (). */ | |
791 | fprintf_filtered (stream, "<invalid type code %d>", | |
792 | TYPE_CODE (type)); | |
a8a69e63 FF |
793 | } |
794 | break; | |
795 | } | |
796 | } | |
797 |