Commit | Line | Data |
---|---|---|
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 | ||
a8a69e63 | 39 | static void |
199b2450 | 40 | c_type_print_args PARAMS ((struct type *, GDB_FILE *)); |
a8a69e63 FF |
41 | |
42 | static void | |
199b2450 | 43 | c_type_print_varspec_suffix PARAMS ((struct type *, GDB_FILE *, int, int, int)); |
a8a69e63 FF |
44 | |
45 | static void | |
199b2450 | 46 | cp_type_print_derivation_info PARAMS ((GDB_FILE *, struct type *)); |
a8a69e63 FF |
47 | |
48 | void | |
199b2450 | 49 | c_type_print_varspec_prefix PARAMS ((struct type *, GDB_FILE *, int, int)); |
a8a69e63 FF |
50 | |
51 | void | |
199b2450 | 52 | c_type_print_base PARAMS ((struct type *, GDB_FILE *, int, int)); |
a8a69e63 FF |
53 | |
54 | \f | |
55 | /* Print a description of a type in the format of a | |
56 | typedef for the current language. | |
57 | NEW is the new name for a type TYPE. */ | |
58 | ||
59 | void | |
60 | c_typedef_print (type, new, stream) | |
61 | struct type *type; | |
62 | struct symbol *new; | |
199b2450 | 63 | GDB_FILE *stream; |
a8a69e63 FF |
64 | { |
65 | switch (current_language->la_language) | |
66 | { | |
67 | #ifdef _LANG_c | |
68 | case language_c: | |
69 | case language_cplus: | |
70 | fprintf_filtered(stream, "typedef "); | |
71 | type_print(type,"",stream,0); | |
72 | if(TYPE_NAME ((SYMBOL_TYPE (new))) == 0 | |
2e4964ad FF |
73 | || !STREQ (TYPE_NAME ((SYMBOL_TYPE (new))), SYMBOL_NAME (new))) |
74 | fprintf_filtered(stream, " %s", SYMBOL_SOURCE_NAME(new)); | |
a8a69e63 FF |
75 | break; |
76 | #endif | |
77 | #ifdef _LANG_m2 | |
78 | case language_m2: | |
79 | fprintf_filtered(stream, "TYPE "); | |
80 | if(!TYPE_NAME(SYMBOL_TYPE(new)) || | |
2e4964ad FF |
81 | !STREQ (TYPE_NAME(SYMBOL_TYPE(new)), SYMBOL_NAME(new))) |
82 | fprintf_filtered(stream, "%s = ", SYMBOL_SOURCE_NAME(new)); | |
a8a69e63 FF |
83 | else |
84 | fprintf_filtered(stream, "<builtin> = "); | |
85 | type_print(type,"",stream,0); | |
86 | break; | |
87 | #endif | |
a8a69e63 FF |
88 | #ifdef _LANG_chill |
89 | case language_chill: | |
6a2eecac PB |
90 | fprintf_filtered(stream, "SYNMODE "); |
91 | if(!TYPE_NAME(SYMBOL_TYPE(new)) || | |
92 | !STREQ (TYPE_NAME(SYMBOL_TYPE(new)), SYMBOL_NAME(new))) | |
93 | fprintf_filtered(stream, "%s = ", SYMBOL_SOURCE_NAME(new)); | |
94 | else | |
95 | fprintf_filtered(stream, "<builtin> = "); | |
96 | type_print(type,"",stream,0); | |
97 | break; | |
a8a69e63 | 98 | #endif |
a8a69e63 FF |
99 | default: |
100 | error("Language not supported."); | |
101 | } | |
102 | fprintf_filtered(stream, ";\n"); | |
103 | } | |
104 | ||
105 | ||
106 | /* LEVEL is the depth to indent lines by. */ | |
107 | ||
108 | void | |
109 | c_print_type (type, varstring, stream, show, level) | |
110 | struct type *type; | |
111 | char *varstring; | |
199b2450 | 112 | GDB_FILE *stream; |
a8a69e63 FF |
113 | int show; |
114 | int level; | |
115 | { | |
116 | register enum type_code code; | |
a8a69e63 FF |
117 | int demangled_args; |
118 | ||
119 | c_type_print_base (type, stream, show, level); | |
120 | code = TYPE_CODE (type); | |
121 | if ((varstring != NULL && *varstring != '\0') | |
122 | || | |
123 | /* Need a space if going to print stars or brackets; | |
124 | but not if we will print just a type name. */ | |
125 | ((show > 0 || TYPE_NAME (type) == 0) | |
126 | && | |
127 | (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC | |
128 | || code == TYPE_CODE_METHOD | |
129 | || code == TYPE_CODE_ARRAY | |
130 | || code == TYPE_CODE_MEMBER | |
131 | || code == TYPE_CODE_REF))) | |
132 | fputs_filtered (" ", stream); | |
133 | c_type_print_varspec_prefix (type, stream, show, 0); | |
134 | ||
2e4964ad | 135 | fputs_filtered (varstring, stream); |
a8a69e63 FF |
136 | |
137 | /* For demangled function names, we have the arglist as part of the name, | |
138 | so don't print an additional pair of ()'s */ | |
139 | ||
f3806e3b | 140 | demangled_args = strchr(varstring, '(') != NULL; |
a8a69e63 FF |
141 | c_type_print_varspec_suffix (type, stream, show, 0, demangled_args); |
142 | ||
a8a69e63 FF |
143 | } |
144 | ||
145 | /* Print the C++ method arguments ARGS to the file STREAM. */ | |
146 | ||
147 | void | |
148 | cp_type_print_method_args (args, prefix, varstring, staticp, stream) | |
149 | struct type **args; | |
150 | char *prefix; | |
151 | char *varstring; | |
152 | int staticp; | |
199b2450 | 153 | GDB_FILE *stream; |
a8a69e63 FF |
154 | { |
155 | int i; | |
156 | ||
5e81259d FF |
157 | fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI); |
158 | fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI); | |
a8a69e63 FF |
159 | fputs_filtered (" (", stream); |
160 | if (args && args[!staticp] && args[!staticp]->code != TYPE_CODE_VOID) | |
161 | { | |
162 | i = !staticp; /* skip the class variable */ | |
163 | while (1) | |
164 | { | |
165 | type_print (args[i++], "", stream, 0); | |
166 | if (!args[i]) | |
167 | { | |
168 | fprintf_filtered (stream, " ..."); | |
169 | break; | |
170 | } | |
171 | else if (args[i]->code != TYPE_CODE_VOID) | |
172 | { | |
173 | fprintf_filtered (stream, ", "); | |
174 | } | |
175 | else break; | |
176 | } | |
177 | } | |
178 | fprintf_filtered (stream, ")"); | |
179 | } | |
180 | ||
181 | /* If TYPE is a derived type, then print out derivation information. | |
182 | Print only the actual base classes of this type, not the base classes | |
183 | of the base classes. I.E. for the derivation hierarchy: | |
184 | ||
185 | class A { int a; }; | |
186 | class B : public A {int b; }; | |
187 | class C : public B {int c; }; | |
188 | ||
189 | Print the type of class C as: | |
190 | ||
191 | class C : public B { | |
192 | int c; | |
193 | } | |
194 | ||
195 | Not as the following (like gdb used to), which is not legal C++ syntax for | |
196 | derived types and may be confused with the multiple inheritance form: | |
197 | ||
198 | class C : public B : public A { | |
199 | int c; | |
200 | } | |
201 | ||
202 | In general, gdb should try to print the types as closely as possible to | |
203 | the form that they appear in the source code. */ | |
204 | ||
205 | static void | |
206 | cp_type_print_derivation_info (stream, type) | |
199b2450 | 207 | GDB_FILE *stream; |
a8a69e63 FF |
208 | struct type *type; |
209 | { | |
210 | char *name; | |
211 | int i; | |
212 | ||
213 | for (i = 0; i < TYPE_N_BASECLASSES (type); i++) | |
214 | { | |
215 | fputs_filtered (i == 0 ? ": " : ", ", stream); | |
216 | fprintf_filtered (stream, "%s%s ", | |
217 | BASETYPE_VIA_PUBLIC (type, i) ? "public" : "private", | |
218 | BASETYPE_VIA_VIRTUAL(type, i) ? " virtual" : ""); | |
219 | name = type_name_no_tag (TYPE_BASECLASS (type, i)); | |
220 | fprintf_filtered (stream, "%s", name ? name : "(null)"); | |
221 | } | |
222 | if (i > 0) | |
223 | { | |
224 | fputs_filtered (" ", stream); | |
225 | } | |
226 | } | |
227 | ||
228 | /* Print any asterisks or open-parentheses needed before the | |
229 | variable name (to describe its type). | |
230 | ||
231 | On outermost call, pass 0 for PASSED_A_PTR. | |
232 | On outermost call, SHOW > 0 means should ignore | |
233 | any typename for TYPE and show its details. | |
234 | SHOW is always zero on recursive calls. */ | |
235 | ||
236 | void | |
237 | c_type_print_varspec_prefix (type, stream, show, passed_a_ptr) | |
238 | struct type *type; | |
199b2450 | 239 | GDB_FILE *stream; |
a8a69e63 FF |
240 | int show; |
241 | int passed_a_ptr; | |
242 | { | |
243 | char *name; | |
244 | if (type == 0) | |
245 | return; | |
246 | ||
247 | if (TYPE_NAME (type) && show <= 0) | |
248 | return; | |
249 | ||
250 | QUIT; | |
251 | ||
252 | switch (TYPE_CODE (type)) | |
253 | { | |
254 | case TYPE_CODE_PTR: | |
255 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
256 | fprintf_filtered (stream, "*"); | |
257 | break; | |
258 | ||
259 | case TYPE_CODE_MEMBER: | |
260 | if (passed_a_ptr) | |
261 | fprintf_filtered (stream, "("); | |
262 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
263 | fprintf_filtered (stream, " "); | |
264 | name = type_name_no_tag (TYPE_DOMAIN_TYPE (type)); | |
265 | if (name) | |
266 | fputs_filtered (name, stream); | |
267 | else | |
268 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); | |
269 | fprintf_filtered (stream, "::"); | |
270 | break; | |
271 | ||
272 | case TYPE_CODE_METHOD: | |
273 | if (passed_a_ptr) | |
199b2450 | 274 | fprintf_unfiltered (stream, "("); |
a8a69e63 FF |
275 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
276 | if (passed_a_ptr) | |
277 | { | |
278 | fprintf_filtered (stream, " "); | |
279 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); | |
280 | fprintf_filtered (stream, "::"); | |
281 | } | |
282 | break; | |
283 | ||
284 | case TYPE_CODE_REF: | |
285 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
286 | fprintf_filtered (stream, "&"); | |
287 | break; | |
288 | ||
289 | case TYPE_CODE_FUNC: | |
290 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
291 | if (passed_a_ptr) | |
292 | fprintf_filtered (stream, "("); | |
293 | break; | |
294 | ||
295 | case TYPE_CODE_ARRAY: | |
296 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); | |
297 | if (passed_a_ptr) | |
298 | fprintf_filtered (stream, "("); | |
299 | break; | |
300 | ||
301 | case TYPE_CODE_UNDEF: | |
302 | case TYPE_CODE_STRUCT: | |
303 | case TYPE_CODE_UNION: | |
304 | case TYPE_CODE_ENUM: | |
305 | case TYPE_CODE_INT: | |
306 | case TYPE_CODE_FLT: | |
307 | case TYPE_CODE_VOID: | |
308 | case TYPE_CODE_ERROR: | |
309 | case TYPE_CODE_CHAR: | |
310 | case TYPE_CODE_BOOL: | |
311 | case TYPE_CODE_SET: | |
312 | case TYPE_CODE_RANGE: | |
c4413e2c | 313 | case TYPE_CODE_STRING: |
72cd0384 | 314 | case TYPE_CODE_BITSTRING: |
a8a69e63 FF |
315 | /* These types need no prefix. They are listed here so that |
316 | gcc -Wall will reveal any types that haven't been handled. */ | |
317 | break; | |
318 | } | |
319 | } | |
320 | ||
321 | static void | |
322 | c_type_print_args (type, stream) | |
323 | struct type *type; | |
199b2450 | 324 | GDB_FILE *stream; |
a8a69e63 FF |
325 | { |
326 | int i; | |
327 | struct type **args; | |
328 | ||
329 | fprintf_filtered (stream, "("); | |
330 | args = TYPE_ARG_TYPES (type); | |
331 | if (args != NULL) | |
332 | { | |
333 | if (args[1] == NULL) | |
334 | { | |
335 | fprintf_filtered (stream, "..."); | |
336 | } | |
337 | else | |
338 | { | |
339 | for (i = 1; | |
340 | args[i] != NULL && args[i]->code != TYPE_CODE_VOID; | |
341 | i++) | |
342 | { | |
343 | c_print_type (args[i], "", stream, -1, 0); | |
344 | if (args[i+1] == NULL) | |
345 | { | |
346 | fprintf_filtered (stream, "..."); | |
347 | } | |
348 | else if (args[i+1]->code != TYPE_CODE_VOID) | |
349 | { | |
350 | fprintf_filtered (stream, ","); | |
351 | wrap_here (" "); | |
352 | } | |
353 | } | |
354 | } | |
355 | } | |
356 | fprintf_filtered (stream, ")"); | |
357 | } | |
358 | ||
359 | /* Print any array sizes, function arguments or close parentheses | |
360 | needed after the variable name (to describe its type). | |
361 | Args work like c_type_print_varspec_prefix. */ | |
362 | ||
363 | static void | |
364 | c_type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args) | |
365 | struct type *type; | |
199b2450 | 366 | GDB_FILE *stream; |
a8a69e63 FF |
367 | int show; |
368 | int passed_a_ptr; | |
369 | int demangled_args; | |
370 | { | |
371 | if (type == 0) | |
372 | return; | |
373 | ||
374 | if (TYPE_NAME (type) && show <= 0) | |
375 | return; | |
376 | ||
377 | QUIT; | |
378 | ||
379 | switch (TYPE_CODE (type)) | |
380 | { | |
381 | case TYPE_CODE_ARRAY: | |
382 | if (passed_a_ptr) | |
383 | fprintf_filtered (stream, ")"); | |
384 | ||
385 | fprintf_filtered (stream, "["); | |
386 | if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0) | |
387 | fprintf_filtered (stream, "%d", | |
388 | (TYPE_LENGTH (type) | |
389 | / TYPE_LENGTH (TYPE_TARGET_TYPE (type)))); | |
390 | fprintf_filtered (stream, "]"); | |
391 | ||
392 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
393 | break; | |
394 | ||
395 | case TYPE_CODE_MEMBER: | |
396 | if (passed_a_ptr) | |
397 | fprintf_filtered (stream, ")"); | |
398 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
399 | break; | |
400 | ||
401 | case TYPE_CODE_METHOD: | |
402 | if (passed_a_ptr) | |
403 | fprintf_filtered (stream, ")"); | |
404 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); | |
405 | if (passed_a_ptr) | |
406 | { | |
407 | c_type_print_args (type, stream); | |
408 | } | |
409 | break; | |
410 | ||
411 | case TYPE_CODE_PTR: | |
412 | case TYPE_CODE_REF: | |
413 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0); | |
414 | break; | |
415 | ||
416 | case TYPE_CODE_FUNC: | |
a8a69e63 FF |
417 | if (passed_a_ptr) |
418 | fprintf_filtered (stream, ")"); | |
419 | if (!demangled_args) | |
420 | fprintf_filtered (stream, "()"); | |
dac317dc JK |
421 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, |
422 | passed_a_ptr, 0); | |
a8a69e63 FF |
423 | break; |
424 | ||
425 | case TYPE_CODE_UNDEF: | |
426 | case TYPE_CODE_STRUCT: | |
427 | case TYPE_CODE_UNION: | |
428 | case TYPE_CODE_ENUM: | |
429 | case TYPE_CODE_INT: | |
430 | case TYPE_CODE_FLT: | |
431 | case TYPE_CODE_VOID: | |
432 | case TYPE_CODE_ERROR: | |
433 | case TYPE_CODE_CHAR: | |
434 | case TYPE_CODE_BOOL: | |
435 | case TYPE_CODE_SET: | |
436 | case TYPE_CODE_RANGE: | |
c4413e2c | 437 | case TYPE_CODE_STRING: |
72cd0384 | 438 | case TYPE_CODE_BITSTRING: |
a8a69e63 FF |
439 | /* These types do not need a suffix. They are listed so that |
440 | gcc -Wall will report types that may not have been considered. */ | |
441 | break; | |
442 | } | |
443 | } | |
444 | ||
445 | /* Print the name of the type (or the ultimate pointer target, | |
446 | function value or array element), or the description of a | |
447 | structure or union. | |
448 | ||
875fc229 JK |
449 | SHOW positive means print details about the type (e.g. enum values), |
450 | and print structure elements passing SHOW - 1 for show. | |
0e4ad984 | 451 | SHOW negative means just print the type name or struct tag if there is one. |
875fc229 JK |
452 | If there is no name, print something sensible but concise like |
453 | "struct {...}". | |
0e4ad984 JK |
454 | SHOW zero means just print the type name or struct tag if there is one. |
455 | If there is no name, print something sensible but not as concise like | |
456 | "struct {int x; int y;}". | |
875fc229 JK |
457 | |
458 | LEVEL is the number of spaces to indent by. | |
a8a69e63 FF |
459 | We increase it for some recursive calls. */ |
460 | ||
461 | void | |
462 | c_type_print_base (type, stream, show, level) | |
463 | struct type *type; | |
199b2450 | 464 | GDB_FILE *stream; |
a8a69e63 FF |
465 | int show; |
466 | int level; | |
467 | { | |
a8a69e63 FF |
468 | register int i; |
469 | register int len; | |
470 | register int lastval; | |
471 | char *mangled_name; | |
472 | char *demangled_name; | |
473 | enum {s_none, s_public, s_private, s_protected} section_type; | |
474 | QUIT; | |
475 | ||
476 | wrap_here (" "); | |
477 | if (type == NULL) | |
478 | { | |
479 | fputs_filtered ("<type unknown>", stream); | |
480 | return; | |
481 | } | |
482 | ||
483 | /* When SHOW is zero or less, and there is a valid type name, then always | |
b2bebdb0 JK |
484 | just print the type name directly from the type. */ |
485 | /* If we have "typedef struct foo {. . .} bar;" do we want to print it | |
486 | as "struct foo" or as "bar"? Pick the latter, because C++ folk tend | |
487 | to expect things like "class5 *foo" rather than "struct class5 *foo". */ | |
a8a69e63 | 488 | |
b2bebdb0 JK |
489 | if (show <= 0 |
490 | && TYPE_NAME (type) != NULL) | |
a8a69e63 FF |
491 | { |
492 | fputs_filtered (TYPE_NAME (type), stream); | |
493 | return; | |
494 | } | |
495 | ||
dda398c3 JK |
496 | check_stub_type (type); |
497 | ||
a8a69e63 FF |
498 | switch (TYPE_CODE (type)) |
499 | { | |
500 | case TYPE_CODE_ARRAY: | |
501 | case TYPE_CODE_PTR: | |
502 | case TYPE_CODE_MEMBER: | |
503 | case TYPE_CODE_REF: | |
504 | case TYPE_CODE_FUNC: | |
505 | case TYPE_CODE_METHOD: | |
506 | c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); | |
507 | break; | |
508 | ||
509 | case TYPE_CODE_STRUCT: | |
8789d972 JK |
510 | if (HAVE_CPLUS_STRUCT (type)) |
511 | { | |
8789d972 | 512 | fprintf_filtered (stream, "class "); |
8789d972 JK |
513 | } |
514 | else | |
515 | { | |
516 | fprintf_filtered (stream, "struct "); | |
8789d972 | 517 | } |
a8a69e63 FF |
518 | goto struct_union; |
519 | ||
520 | case TYPE_CODE_UNION: | |
521 | fprintf_filtered (stream, "union "); | |
b2bebdb0 JK |
522 | |
523 | struct_union: | |
524 | if (TYPE_TAG_NAME (type) != NULL) | |
8789d972 | 525 | { |
b2bebdb0 JK |
526 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
527 | if (show > 0) | |
528 | fputs_filtered (" ", stream); | |
8789d972 | 529 | } |
8789d972 | 530 | wrap_here (" "); |
0e4ad984 | 531 | if (show < 0) |
b2bebdb0 JK |
532 | { |
533 | /* If we just printed a tag name, no need to print anything else. */ | |
534 | if (TYPE_TAG_NAME (type) == NULL) | |
535 | fprintf_filtered (stream, "{...}"); | |
536 | } | |
0e4ad984 | 537 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
a8a69e63 | 538 | { |
a8a69e63 FF |
539 | cp_type_print_derivation_info (stream, type); |
540 | ||
541 | fprintf_filtered (stream, "{\n"); | |
542 | if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) | |
543 | { | |
544 | if (TYPE_FLAGS (type) & TYPE_FLAG_STUB) | |
545 | fprintfi_filtered (level + 4, stream, "<incomplete type>\n"); | |
546 | else | |
547 | fprintfi_filtered (level + 4, stream, "<no data fields>\n"); | |
548 | } | |
549 | ||
550 | /* Start off with no specific section type, so we can print | |
551 | one for the first field we find, and use that section type | |
552 | thereafter until we find another type. */ | |
553 | ||
554 | section_type = s_none; | |
555 | ||
556 | /* If there is a base class for this type, | |
557 | do not print the field that it occupies. */ | |
558 | ||
559 | len = TYPE_NFIELDS (type); | |
560 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
561 | { | |
562 | QUIT; | |
563 | /* Don't print out virtual function table. */ | |
564 | if ((TYPE_FIELD_NAME (type, i))[5] == CPLUS_MARKER && | |
565 | !strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5)) | |
566 | continue; | |
567 | ||
568 | /* If this is a C++ class we can print the various C++ section | |
569 | labels. */ | |
570 | ||
571 | if (HAVE_CPLUS_STRUCT (type)) | |
572 | { | |
573 | if (TYPE_FIELD_PROTECTED (type, i)) | |
574 | { | |
575 | if (section_type != s_protected) | |
576 | { | |
577 | section_type = s_protected; | |
578 | fprintfi_filtered (level + 2, stream, | |
579 | "protected:\n"); | |
580 | } | |
581 | } | |
582 | else if (TYPE_FIELD_PRIVATE (type, i)) | |
583 | { | |
584 | if (section_type != s_private) | |
585 | { | |
586 | section_type = s_private; | |
587 | fprintfi_filtered (level + 2, stream, "private:\n"); | |
588 | } | |
589 | } | |
590 | else | |
591 | { | |
592 | if (section_type != s_public) | |
593 | { | |
594 | section_type = s_public; | |
595 | fprintfi_filtered (level + 2, stream, "public:\n"); | |
596 | } | |
597 | } | |
598 | } | |
599 | ||
600 | print_spaces_filtered (level + 4, stream); | |
601 | if (TYPE_FIELD_STATIC (type, i)) | |
602 | { | |
603 | fprintf_filtered (stream, "static "); | |
604 | } | |
605 | c_print_type (TYPE_FIELD_TYPE (type, i), | |
606 | TYPE_FIELD_NAME (type, i), | |
607 | stream, show - 1, level + 4); | |
608 | if (!TYPE_FIELD_STATIC (type, i) | |
609 | && TYPE_FIELD_PACKED (type, i)) | |
610 | { | |
611 | /* It is a bitfield. This code does not attempt | |
612 | to look at the bitpos and reconstruct filler, | |
613 | unnamed fields. This would lead to misleading | |
614 | results if the compiler does not put out fields | |
615 | for such things (I don't know what it does). */ | |
616 | fprintf_filtered (stream, " : %d", | |
617 | TYPE_FIELD_BITSIZE (type, i)); | |
618 | } | |
619 | fprintf_filtered (stream, ";\n"); | |
620 | } | |
621 | ||
622 | /* If there are both fields and methods, put a space between. */ | |
623 | len = TYPE_NFN_FIELDS (type); | |
624 | if (len && section_type != s_none) | |
625 | fprintf_filtered (stream, "\n"); | |
626 | ||
627 | /* C++: print out the methods */ | |
628 | ||
629 | for (i = 0; i < len; i++) | |
630 | { | |
631 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
632 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
633 | char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); | |
b2bebdb0 | 634 | char *name = type_name_no_tag (type); |
2e4964ad | 635 | int is_constructor = name && STREQ(method_name, name); |
a8a69e63 FF |
636 | for (j = 0; j < len2; j++) |
637 | { | |
638 | QUIT; | |
639 | if (TYPE_FN_FIELD_PROTECTED (f, j)) | |
640 | { | |
641 | if (section_type != s_protected) | |
642 | { | |
643 | section_type = s_protected; | |
644 | fprintfi_filtered (level + 2, stream, | |
645 | "protected:\n"); | |
646 | } | |
647 | } | |
648 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) | |
649 | { | |
650 | if (section_type != s_private) | |
651 | { | |
652 | section_type = s_private; | |
653 | fprintfi_filtered (level + 2, stream, "private:\n"); | |
654 | } | |
655 | } | |
656 | else | |
657 | { | |
658 | if (section_type != s_public) | |
659 | { | |
660 | section_type = s_public; | |
661 | fprintfi_filtered (level + 2, stream, "public:\n"); | |
662 | } | |
663 | } | |
664 | ||
665 | print_spaces_filtered (level + 4, stream); | |
666 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) | |
667 | fprintf_filtered (stream, "virtual "); | |
668 | else if (TYPE_FN_FIELD_STATIC_P (f, j)) | |
669 | fprintf_filtered (stream, "static "); | |
670 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) | |
671 | { | |
672 | /* Keep GDB from crashing here. */ | |
199b2450 | 673 | fprintf_unfiltered (stream, "<undefined type> %s;\n", |
a8a69e63 FF |
674 | TYPE_FN_FIELD_PHYSNAME (f, j)); |
675 | break; | |
676 | } | |
677 | else if (!is_constructor) | |
678 | { | |
679 | type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), | |
680 | "", stream, 0); | |
681 | fputs_filtered (" ", stream); | |
682 | } | |
683 | if (TYPE_FN_FIELD_STUB (f, j)) | |
684 | { | |
685 | /* Build something we can demangle. */ | |
686 | mangled_name = gdb_mangle_name (type, i, j); | |
687 | demangled_name = | |
4f9bddb4 JK |
688 | cplus_demangle (mangled_name, |
689 | DMGL_ANSI | DMGL_PARAMS); | |
a8a69e63 FF |
690 | if (demangled_name == NULL) |
691 | fprintf_filtered (stream, "<badly mangled name %s>", | |
4f9bddb4 JK |
692 | mangled_name); |
693 | else | |
a8a69e63 | 694 | { |
4f9bddb4 JK |
695 | char *demangled_no_class = |
696 | strchr (demangled_name, ':'); | |
697 | ||
698 | if (demangled_no_class == NULL) | |
699 | demangled_no_class = demangled_name; | |
700 | else | |
701 | { | |
702 | if (*++demangled_no_class == ':') | |
703 | ++demangled_no_class; | |
704 | } | |
705 | fputs_filtered (demangled_no_class, stream); | |
a8a69e63 FF |
706 | free (demangled_name); |
707 | } | |
708 | free (mangled_name); | |
709 | } | |
710 | else if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_' | |
711 | && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == CPLUS_MARKER) | |
712 | cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j) + 1, | |
713 | "~", method_name, 0, stream); | |
714 | else | |
715 | cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j), "", | |
716 | method_name, | |
717 | TYPE_FN_FIELD_STATIC_P (f, j), | |
718 | stream); | |
719 | ||
720 | fprintf_filtered (stream, ";\n"); | |
721 | } | |
722 | } | |
723 | ||
724 | fprintfi_filtered (level, stream, "}"); | |
725 | } | |
726 | break; | |
727 | ||
728 | case TYPE_CODE_ENUM: | |
729 | fprintf_filtered (stream, "enum "); | |
b2bebdb0 | 730 | if (TYPE_TAG_NAME (type) != NULL) |
a8a69e63 | 731 | { |
b2bebdb0 JK |
732 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
733 | if (show > 0) | |
734 | fputs_filtered (" ", stream); | |
a8a69e63 | 735 | } |
8789d972 | 736 | |
a8a69e63 | 737 | wrap_here (" "); |
0e4ad984 | 738 | if (show < 0) |
b2bebdb0 JK |
739 | { |
740 | /* If we just printed a tag name, no need to print anything else. */ | |
741 | if (TYPE_TAG_NAME (type) == NULL) | |
742 | fprintf_filtered (stream, "{...}"); | |
743 | } | |
0e4ad984 | 744 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
a8a69e63 FF |
745 | { |
746 | fprintf_filtered (stream, "{"); | |
747 | len = TYPE_NFIELDS (type); | |
748 | lastval = 0; | |
749 | for (i = 0; i < len; i++) | |
750 | { | |
751 | QUIT; | |
752 | if (i) fprintf_filtered (stream, ", "); | |
753 | wrap_here (" "); | |
754 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
755 | if (lastval != TYPE_FIELD_BITPOS (type, i)) | |
756 | { | |
757 | fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i)); | |
758 | lastval = TYPE_FIELD_BITPOS (type, i); | |
759 | } | |
760 | lastval++; | |
761 | } | |
762 | fprintf_filtered (stream, "}"); | |
763 | } | |
764 | break; | |
765 | ||
766 | case TYPE_CODE_VOID: | |
767 | fprintf_filtered (stream, "void"); | |
768 | break; | |
769 | ||
770 | case TYPE_CODE_UNDEF: | |
771 | fprintf_filtered (stream, "struct <unknown>"); | |
772 | break; | |
773 | ||
774 | case TYPE_CODE_ERROR: | |
775 | fprintf_filtered (stream, "<unknown type>"); | |
776 | break; | |
777 | ||
778 | case TYPE_CODE_RANGE: | |
779 | /* This should not occur */ | |
780 | fprintf_filtered (stream, "<range type>"); | |
781 | break; | |
782 | ||
783 | default: | |
784 | /* Handle types not explicitly handled by the other cases, | |
785 | such as fundamental types. For these, just print whatever | |
786 | the type name is, as recorded in the type itself. If there | |
787 | is no type name, then complain. */ | |
788 | if (TYPE_NAME (type) != NULL) | |
789 | { | |
790 | fputs_filtered (TYPE_NAME (type), stream); | |
791 | } | |
792 | else | |
793 | { | |
fd09c963 JK |
794 | /* At least for dump_symtab, it is important that this not be |
795 | an error (). */ | |
796 | fprintf_filtered (stream, "<invalid type code %d>", | |
797 | TYPE_CODE (type)); | |
a8a69e63 FF |
798 | } |
799 | break; | |
800 | } | |
801 | } | |
802 |