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c906108c | 1 | /* Support for printing C and C++ types for GDB, the GNU debugger. |
61baf725 | 2 | Copyright (C) 1986-2017 Free Software Foundation, Inc. |
c906108c | 3 | |
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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 | |
a9762ec7 | 8 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 9 | (at your option) any later version. |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b | 16 | You should have received a copy of the GNU General Public License |
a9762ec7 | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
18 | |
19 | #include "defs.h" | |
04ea0df1 | 20 | #include "gdb_obstack.h" |
aff410f1 | 21 | #include "bfd.h" /* Binary File Description. */ |
c906108c SS |
22 | #include "symtab.h" |
23 | #include "gdbtypes.h" | |
24 | #include "expression.h" | |
25 | #include "value.h" | |
26 | #include "gdbcore.h" | |
27 | #include "target.h" | |
c906108c SS |
28 | #include "language.h" |
29 | #include "demangle.h" | |
30 | #include "c-lang.h" | |
31 | #include "typeprint.h" | |
015a42b4 | 32 | #include "cp-abi.h" |
bd69fc68 | 33 | #include "cp-support.h" |
c906108c | 34 | |
aff410f1 MS |
35 | static void c_type_print_varspec_prefix (struct type *, |
36 | struct ui_file *, | |
79d43c61 TT |
37 | int, int, int, |
38 | const struct type_print_options *); | |
c906108c | 39 | |
aff410f1 MS |
40 | /* Print "const", "volatile", or address space modifiers. */ |
41 | static void c_type_print_modifier (struct type *, | |
42 | struct ui_file *, | |
47663de5 | 43 | int, int); |
c5aa993b | 44 | \f |
bd69fc68 TT |
45 | |
46 | /* A callback function for cp_canonicalize_string_full that uses | |
47 | find_typedef_in_hash. */ | |
48 | ||
49 | static const char * | |
50 | find_typedef_for_canonicalize (struct type *t, void *data) | |
51 | { | |
9a3c8263 | 52 | return find_typedef_in_hash ((const struct type_print_options *) data, t); |
bd69fc68 TT |
53 | } |
54 | ||
55 | /* Print NAME on STREAM. If the 'raw' field of FLAGS is not set, | |
56 | canonicalize NAME using the local typedefs first. */ | |
57 | ||
58 | static void | |
59 | print_name_maybe_canonical (const char *name, | |
60 | const struct type_print_options *flags, | |
61 | struct ui_file *stream) | |
62 | { | |
2f408ecb | 63 | std::string s; |
bd69fc68 TT |
64 | |
65 | if (!flags->raw) | |
66 | s = cp_canonicalize_string_full (name, | |
67 | find_typedef_for_canonicalize, | |
68 | (void *) flags); | |
69 | ||
2f408ecb | 70 | fputs_filtered (!s.empty () ? s.c_str () : name, stream); |
bd69fc68 TT |
71 | } |
72 | ||
73 | \f | |
74 | ||
c906108c SS |
75 | /* LEVEL is the depth to indent lines by. */ |
76 | ||
77 | void | |
aff410f1 MS |
78 | c_print_type (struct type *type, |
79 | const char *varstring, | |
80 | struct ui_file *stream, | |
79d43c61 TT |
81 | int show, int level, |
82 | const struct type_print_options *flags) | |
c906108c | 83 | { |
52f0bd74 | 84 | enum type_code code; |
c906108c | 85 | int demangled_args; |
9750e763 | 86 | int need_post_space; |
bd69fc68 | 87 | const char *local_name; |
c906108c SS |
88 | |
89 | if (show > 0) | |
f168693b | 90 | type = check_typedef (type); |
c906108c | 91 | |
bd69fc68 TT |
92 | local_name = find_typedef_in_hash (flags, type); |
93 | if (local_name != NULL) | |
94 | { | |
95 | fputs_filtered (local_name, stream); | |
96 | if (varstring != NULL && *varstring != '\0') | |
97 | fputs_filtered (" ", stream); | |
98 | } | |
99 | else | |
100 | { | |
101 | c_type_print_base (type, stream, show, level, flags); | |
102 | code = TYPE_CODE (type); | |
103 | if ((varstring != NULL && *varstring != '\0') | |
104 | /* Need a space if going to print stars or brackets; | |
105 | but not if we will print just a type name. */ | |
106 | || ((show > 0 || TYPE_NAME (type) == 0) | |
107 | && (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC | |
108 | || code == TYPE_CODE_METHOD | |
109 | || (code == TYPE_CODE_ARRAY | |
110 | && !TYPE_VECTOR (type)) | |
111 | || code == TYPE_CODE_MEMBERPTR | |
112 | || code == TYPE_CODE_METHODPTR | |
113 | || code == TYPE_CODE_REF))) | |
114 | fputs_filtered (" ", stream); | |
115 | need_post_space = (varstring != NULL && strcmp (varstring, "") != 0); | |
116 | c_type_print_varspec_prefix (type, stream, show, 0, need_post_space, | |
117 | flags); | |
118 | } | |
c906108c SS |
119 | |
120 | if (varstring != NULL) | |
121 | { | |
122 | fputs_filtered (varstring, stream); | |
123 | ||
aff410f1 | 124 | /* For demangled function names, we have the arglist as part of |
0963b4bd | 125 | the name, so don't print an additional pair of ()'s. */ |
bd69fc68 TT |
126 | if (local_name == NULL) |
127 | { | |
128 | demangled_args = strchr (varstring, '(') != NULL; | |
129 | c_type_print_varspec_suffix (type, stream, show, | |
130 | 0, demangled_args, | |
131 | flags); | |
132 | } | |
c906108c SS |
133 | } |
134 | } | |
c5aa993b | 135 | |
5c6ce71d TT |
136 | /* Print a typedef using C syntax. TYPE is the underlying type. |
137 | NEW_SYMBOL is the symbol naming the type. STREAM is the stream on | |
138 | which to print. */ | |
139 | ||
140 | void | |
aff410f1 MS |
141 | c_print_typedef (struct type *type, |
142 | struct symbol *new_symbol, | |
5c6ce71d TT |
143 | struct ui_file *stream) |
144 | { | |
f168693b | 145 | type = check_typedef (type); |
5c6ce71d TT |
146 | fprintf_filtered (stream, "typedef "); |
147 | type_print (type, "", stream, 0); | |
148 | if (TYPE_NAME ((SYMBOL_TYPE (new_symbol))) == 0 | |
149 | || strcmp (TYPE_NAME ((SYMBOL_TYPE (new_symbol))), | |
b1d61bc9 PM |
150 | SYMBOL_LINKAGE_NAME (new_symbol)) != 0 |
151 | || TYPE_CODE (SYMBOL_TYPE (new_symbol)) == TYPE_CODE_TYPEDEF) | |
5c6ce71d TT |
152 | fprintf_filtered (stream, " %s", SYMBOL_PRINT_NAME (new_symbol)); |
153 | fprintf_filtered (stream, ";\n"); | |
154 | } | |
155 | ||
c906108c | 156 | /* If TYPE is a derived type, then print out derivation information. |
aff410f1 MS |
157 | Print only the actual base classes of this type, not the base |
158 | classes of the base classes. I.e. for the derivation hierarchy: | |
c906108c | 159 | |
c5aa993b JM |
160 | class A { int a; }; |
161 | class B : public A {int b; }; | |
162 | class C : public B {int c; }; | |
c906108c SS |
163 | |
164 | Print the type of class C as: | |
165 | ||
c5aa993b JM |
166 | class C : public B { |
167 | int c; | |
168 | } | |
c906108c | 169 | |
aff410f1 MS |
170 | Not as the following (like gdb used to), which is not legal C++ |
171 | syntax for derived types and may be confused with the multiple | |
172 | inheritance form: | |
c906108c | 173 | |
c5aa993b JM |
174 | class C : public B : public A { |
175 | int c; | |
176 | } | |
c906108c | 177 | |
aff410f1 | 178 | In general, gdb should try to print the types as closely as |
62a49610 | 179 | possible to the form that they appear in the source code. */ |
c906108c SS |
180 | |
181 | static void | |
aff410f1 | 182 | cp_type_print_derivation_info (struct ui_file *stream, |
bd69fc68 TT |
183 | struct type *type, |
184 | const struct type_print_options *flags) | |
c906108c | 185 | { |
0d5cff50 | 186 | const char *name; |
c906108c SS |
187 | int i; |
188 | ||
189 | for (i = 0; i < TYPE_N_BASECLASSES (type); i++) | |
190 | { | |
bd69fc68 | 191 | wrap_here (" "); |
c906108c SS |
192 | fputs_filtered (i == 0 ? ": " : ", ", stream); |
193 | fprintf_filtered (stream, "%s%s ", | |
aff410f1 MS |
194 | BASETYPE_VIA_PUBLIC (type, i) |
195 | ? "public" : (TYPE_FIELD_PROTECTED (type, i) | |
196 | ? "protected" : "private"), | |
c5aa993b | 197 | BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : ""); |
c906108c | 198 | name = type_name_no_tag (TYPE_BASECLASS (type, i)); |
bd69fc68 TT |
199 | if (name) |
200 | print_name_maybe_canonical (name, flags, stream); | |
201 | else | |
202 | fprintf_filtered (stream, "(null)"); | |
c906108c SS |
203 | } |
204 | if (i > 0) | |
205 | { | |
206 | fputs_filtered (" ", stream); | |
207 | } | |
208 | } | |
ad2f7632 | 209 | |
c906108c | 210 | /* Print the C++ method arguments ARGS to the file STREAM. */ |
c5aa993b | 211 | |
392a587b | 212 | static void |
0d5cff50 DE |
213 | cp_type_print_method_args (struct type *mtype, const char *prefix, |
214 | const char *varstring, int staticp, | |
6c8702eb TT |
215 | struct ui_file *stream, |
216 | const struct type_print_options *flags) | |
c906108c | 217 | { |
ad2f7632 DJ |
218 | struct field *args = TYPE_FIELDS (mtype); |
219 | int nargs = TYPE_NFIELDS (mtype); | |
220 | int varargs = TYPE_VARARGS (mtype); | |
c906108c | 221 | int i; |
c5aa993b | 222 | |
aff410f1 MS |
223 | fprintf_symbol_filtered (stream, prefix, |
224 | language_cplus, DMGL_ANSI); | |
225 | fprintf_symbol_filtered (stream, varstring, | |
226 | language_cplus, DMGL_ANSI); | |
c906108c | 227 | fputs_filtered ("(", stream); |
ad2f7632 | 228 | |
5f4d1085 KS |
229 | /* Skip the class variable. We keep this here to accommodate older |
230 | compilers and debug formats which may not support artificial | |
231 | parameters. */ | |
ad2f7632 DJ |
232 | i = staticp ? 0 : 1; |
233 | if (nargs > i) | |
c906108c | 234 | { |
ad2f7632 | 235 | while (i < nargs) |
c5aa993b | 236 | { |
5f4d1085 KS |
237 | struct field arg = args[i++]; |
238 | ||
239 | /* Skip any artificial arguments. */ | |
240 | if (FIELD_ARTIFICIAL (arg)) | |
241 | continue; | |
242 | ||
243 | c_print_type (arg.type, "", stream, 0, 0, flags); | |
ad2f7632 DJ |
244 | |
245 | if (i == nargs && varargs) | |
246 | fprintf_filtered (stream, ", ..."); | |
247 | else if (i < nargs) | |
bd69fc68 TT |
248 | { |
249 | fprintf_filtered (stream, ", "); | |
250 | wrap_here (" "); | |
251 | } | |
c5aa993b | 252 | } |
c906108c | 253 | } |
ad2f7632 DJ |
254 | else if (varargs) |
255 | fprintf_filtered (stream, "..."); | |
c906108c | 256 | else if (current_language->la_language == language_cplus) |
ad2f7632 | 257 | fprintf_filtered (stream, "void"); |
c5aa993b | 258 | |
c906108c | 259 | fprintf_filtered (stream, ")"); |
94af9270 KS |
260 | |
261 | /* For non-static methods, read qualifiers from the type of | |
262 | THIS. */ | |
263 | if (!staticp) | |
264 | { | |
265 | struct type *domain; | |
266 | ||
267 | gdb_assert (nargs > 0); | |
268 | gdb_assert (TYPE_CODE (args[0].type) == TYPE_CODE_PTR); | |
269 | domain = TYPE_TARGET_TYPE (args[0].type); | |
270 | ||
271 | if (TYPE_CONST (domain)) | |
272 | fprintf_filtered (stream, " const"); | |
273 | ||
274 | if (TYPE_VOLATILE (domain)) | |
275 | fprintf_filtered (stream, " volatile"); | |
06d66ee9 TT |
276 | |
277 | if (TYPE_RESTRICT (domain)) | |
278 | fprintf_filtered (stream, " restrict"); | |
a2c2acaf MW |
279 | |
280 | if (TYPE_ATOMIC (domain)) | |
281 | fprintf_filtered (stream, " _Atomic"); | |
94af9270 | 282 | } |
c906108c SS |
283 | } |
284 | ||
285 | ||
286 | /* Print any asterisks or open-parentheses needed before the | |
287 | variable name (to describe its type). | |
288 | ||
289 | On outermost call, pass 0 for PASSED_A_PTR. | |
290 | On outermost call, SHOW > 0 means should ignore | |
291 | any typename for TYPE and show its details. | |
9750e763 KB |
292 | SHOW is always zero on recursive calls. |
293 | ||
294 | NEED_POST_SPACE is non-zero when a space will be be needed | |
295 | between a trailing qualifier and a field, variable, or function | |
296 | name. */ | |
c906108c | 297 | |
a737a51b | 298 | static void |
aff410f1 MS |
299 | c_type_print_varspec_prefix (struct type *type, |
300 | struct ui_file *stream, | |
301 | int show, int passed_a_ptr, | |
79d43c61 TT |
302 | int need_post_space, |
303 | const struct type_print_options *flags) | |
c906108c | 304 | { |
0d5cff50 | 305 | const char *name; |
c5504eaf | 306 | |
c906108c SS |
307 | if (type == 0) |
308 | return; | |
309 | ||
310 | if (TYPE_NAME (type) && show <= 0) | |
311 | return; | |
312 | ||
313 | QUIT; | |
314 | ||
315 | switch (TYPE_CODE (type)) | |
316 | { | |
317 | case TYPE_CODE_PTR: | |
aff410f1 | 318 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 319 | stream, show, 1, 1, flags); |
c906108c | 320 | fprintf_filtered (stream, "*"); |
9750e763 | 321 | c_type_print_modifier (type, stream, 1, need_post_space); |
c906108c SS |
322 | break; |
323 | ||
0d5de010 | 324 | case TYPE_CODE_MEMBERPTR: |
aff410f1 | 325 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 326 | stream, show, 0, 0, flags); |
4bfb94b8 | 327 | name = type_name_no_tag (TYPE_SELF_TYPE (type)); |
c906108c | 328 | if (name) |
bd69fc68 | 329 | print_name_maybe_canonical (name, flags, stream); |
c906108c | 330 | else |
4bfb94b8 | 331 | c_type_print_base (TYPE_SELF_TYPE (type), |
79d43c61 | 332 | stream, -1, passed_a_ptr, flags); |
0d5de010 | 333 | fprintf_filtered (stream, "::*"); |
c906108c SS |
334 | break; |
335 | ||
0d5de010 | 336 | case TYPE_CODE_METHODPTR: |
aff410f1 | 337 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 338 | stream, show, 0, 0, flags); |
0d5de010 | 339 | fprintf_filtered (stream, "("); |
4bfb94b8 | 340 | name = type_name_no_tag (TYPE_SELF_TYPE (type)); |
0d5de010 | 341 | if (name) |
bd69fc68 | 342 | print_name_maybe_canonical (name, flags, stream); |
0d5de010 | 343 | else |
4bfb94b8 | 344 | c_type_print_base (TYPE_SELF_TYPE (type), |
79d43c61 | 345 | stream, -1, passed_a_ptr, flags); |
0d5de010 | 346 | fprintf_filtered (stream, "::*"); |
c906108c SS |
347 | break; |
348 | ||
349 | case TYPE_CODE_REF: | |
aff410f1 | 350 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 351 | stream, show, 1, 0, flags); |
c906108c | 352 | fprintf_filtered (stream, "&"); |
9750e763 | 353 | c_type_print_modifier (type, stream, 1, need_post_space); |
c906108c SS |
354 | break; |
355 | ||
0d5de010 | 356 | case TYPE_CODE_METHOD: |
c906108c | 357 | case TYPE_CODE_FUNC: |
aff410f1 | 358 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 359 | stream, show, 0, 0, flags); |
c906108c SS |
360 | if (passed_a_ptr) |
361 | fprintf_filtered (stream, "("); | |
362 | break; | |
363 | ||
364 | case TYPE_CODE_ARRAY: | |
aff410f1 | 365 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 366 | stream, show, 0, 0, flags); |
c906108c SS |
367 | if (passed_a_ptr) |
368 | fprintf_filtered (stream, "("); | |
369 | break; | |
370 | ||
248f8055 | 371 | case TYPE_CODE_TYPEDEF: |
aff410f1 | 372 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
79d43c61 | 373 | stream, show, passed_a_ptr, 0, flags); |
248f8055 DJ |
374 | break; |
375 | ||
c906108c SS |
376 | case TYPE_CODE_UNDEF: |
377 | case TYPE_CODE_STRUCT: | |
378 | case TYPE_CODE_UNION: | |
379 | case TYPE_CODE_ENUM: | |
81516450 | 380 | case TYPE_CODE_FLAGS: |
c906108c SS |
381 | case TYPE_CODE_INT: |
382 | case TYPE_CODE_FLT: | |
383 | case TYPE_CODE_VOID: | |
384 | case TYPE_CODE_ERROR: | |
385 | case TYPE_CODE_CHAR: | |
386 | case TYPE_CODE_BOOL: | |
387 | case TYPE_CODE_SET: | |
388 | case TYPE_CODE_RANGE: | |
389 | case TYPE_CODE_STRING: | |
c906108c | 390 | case TYPE_CODE_COMPLEX: |
5c4e30ca | 391 | case TYPE_CODE_NAMESPACE: |
7678ef8f | 392 | case TYPE_CODE_DECFLOAT: |
c906108c | 393 | /* These types need no prefix. They are listed here so that |
c5aa993b | 394 | gcc -Wall will reveal any types that haven't been handled. */ |
c906108c | 395 | break; |
c4093a6a | 396 | default: |
3d263c1d | 397 | error (_("type not handled in c_type_print_varspec_prefix()")); |
c4093a6a | 398 | break; |
c906108c SS |
399 | } |
400 | } | |
401 | ||
64b00020 DE |
402 | /* Print out "const" and "volatile" attributes, |
403 | and address space id if present. | |
c906108c SS |
404 | TYPE is a pointer to the type being printed out. |
405 | STREAM is the output destination. | |
a737a51b DE |
406 | NEED_PRE_SPACE = 1 indicates an initial white space is needed. |
407 | NEED_POST_SPACE = 1 indicates a final white space is needed. */ | |
c906108c SS |
408 | |
409 | static void | |
47663de5 MS |
410 | c_type_print_modifier (struct type *type, struct ui_file *stream, |
411 | int need_pre_space, int need_post_space) | |
c906108c | 412 | { |
47663de5 | 413 | int did_print_modifier = 0; |
321432c0 | 414 | const char *address_space_id; |
c5aa993b | 415 | |
7f0b5c30 JB |
416 | /* We don't print `const' qualifiers for references --- since all |
417 | operators affect the thing referenced, not the reference itself, | |
418 | every reference is `const'. */ | |
419 | if (TYPE_CONST (type) | |
420 | && TYPE_CODE (type) != TYPE_CODE_REF) | |
c906108c SS |
421 | { |
422 | if (need_pre_space) | |
c5aa993b | 423 | fprintf_filtered (stream, " "); |
c906108c | 424 | fprintf_filtered (stream, "const"); |
47663de5 | 425 | did_print_modifier = 1; |
c906108c | 426 | } |
c5aa993b | 427 | |
c906108c SS |
428 | if (TYPE_VOLATILE (type)) |
429 | { | |
47663de5 | 430 | if (did_print_modifier || need_pre_space) |
c5aa993b | 431 | fprintf_filtered (stream, " "); |
c906108c | 432 | fprintf_filtered (stream, "volatile"); |
47663de5 | 433 | did_print_modifier = 1; |
c906108c SS |
434 | } |
435 | ||
06d66ee9 TT |
436 | if (TYPE_RESTRICT (type)) |
437 | { | |
438 | if (did_print_modifier || need_pre_space) | |
439 | fprintf_filtered (stream, " "); | |
440 | fprintf_filtered (stream, "restrict"); | |
441 | did_print_modifier = 1; | |
442 | } | |
443 | ||
a2c2acaf MW |
444 | if (TYPE_ATOMIC (type)) |
445 | { | |
446 | if (did_print_modifier || need_pre_space) | |
447 | fprintf_filtered (stream, " "); | |
448 | fprintf_filtered (stream, "_Atomic"); | |
449 | did_print_modifier = 1; | |
450 | } | |
451 | ||
50810684 UW |
452 | address_space_id = address_space_int_to_name (get_type_arch (type), |
453 | TYPE_INSTANCE_FLAGS (type)); | |
47663de5 MS |
454 | if (address_space_id) |
455 | { | |
456 | if (did_print_modifier || need_pre_space) | |
457 | fprintf_filtered (stream, " "); | |
458 | fprintf_filtered (stream, "@%s", address_space_id); | |
459 | did_print_modifier = 1; | |
460 | } | |
461 | ||
462 | if (did_print_modifier && need_post_space) | |
c906108c SS |
463 | fprintf_filtered (stream, " "); |
464 | } | |
465 | ||
466 | ||
0d5de010 DJ |
467 | /* Print out the arguments of TYPE, which should have TYPE_CODE_METHOD |
468 | or TYPE_CODE_FUNC, to STREAM. Artificial arguments, such as "this" | |
3167638f JK |
469 | in non-static methods, are displayed if LINKAGE_NAME is zero. If |
470 | LINKAGE_NAME is non-zero and LANGUAGE is language_cplus the topmost | |
471 | parameter types get removed their possible const and volatile qualifiers to | |
472 | match demangled linkage name parameters part of such function type. | |
473 | LANGUAGE is the language in which TYPE was defined. This is a necessary | |
9c37b5ae | 474 | evil since this code is used by the C and C++. */ |
c906108c | 475 | |
94af9270 KS |
476 | void |
477 | c_type_print_args (struct type *type, struct ui_file *stream, | |
79d43c61 TT |
478 | int linkage_name, enum language language, |
479 | const struct type_print_options *flags) | |
c906108c | 480 | { |
df54f8eb | 481 | int i; |
0d5de010 | 482 | int printed_any = 0; |
c906108c SS |
483 | |
484 | fprintf_filtered (stream, "("); | |
ad2f7632 | 485 | |
0d5de010 DJ |
486 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
487 | { | |
bc9a5551 JK |
488 | struct type *param_type; |
489 | ||
3167638f | 490 | if (TYPE_FIELD_ARTIFICIAL (type, i) && linkage_name) |
94af9270 KS |
491 | continue; |
492 | ||
0d5de010 | 493 | if (printed_any) |
c906108c | 494 | { |
0d5de010 DJ |
495 | fprintf_filtered (stream, ", "); |
496 | wrap_here (" "); | |
c906108c | 497 | } |
0d5de010 | 498 | |
bc9a5551 JK |
499 | param_type = TYPE_FIELD_TYPE (type, i); |
500 | ||
3167638f | 501 | if (language == language_cplus && linkage_name) |
bc9a5551 JK |
502 | { |
503 | /* C++ standard, 13.1 Overloadable declarations, point 3, item: | |
504 | - Parameter declarations that differ only in the presence or | |
505 | absence of const and/or volatile are equivalent. | |
506 | ||
507 | And the const/volatile qualifiers are not present in the mangled | |
508 | names as produced by GCC. */ | |
509 | ||
510 | param_type = make_cv_type (0, 0, param_type, NULL); | |
511 | } | |
512 | ||
9c37b5ae | 513 | c_print_type (param_type, "", stream, -1, 0, flags); |
0d5de010 | 514 | printed_any = 1; |
c906108c | 515 | } |
0d5de010 DJ |
516 | |
517 | if (printed_any && TYPE_VARARGS (type)) | |
c906108c | 518 | { |
0d5de010 DJ |
519 | /* Print out a trailing ellipsis for varargs functions. Ignore |
520 | TYPE_VARARGS if the function has no named arguments; that | |
521 | represents unprototyped (K&R style) C functions. */ | |
522 | if (printed_any && TYPE_VARARGS (type)) | |
523 | { | |
524 | fprintf_filtered (stream, ", "); | |
525 | wrap_here (" "); | |
526 | fprintf_filtered (stream, "..."); | |
527 | } | |
c906108c | 528 | } |
0d5de010 | 529 | else if (!printed_any |
9c37b5ae | 530 | && (TYPE_PROTOTYPED (type) || language == language_cplus)) |
0d5de010 | 531 | fprintf_filtered (stream, "void"); |
c5aa993b | 532 | |
c906108c SS |
533 | fprintf_filtered (stream, ")"); |
534 | } | |
535 | ||
dfcd3bfb JM |
536 | /* Return true iff the j'th overloading of the i'th method of TYPE |
537 | is a type conversion operator, like `operator int () { ... }'. | |
538 | When listing a class's methods, we don't print the return type of | |
539 | such operators. */ | |
a737a51b | 540 | |
dfcd3bfb JM |
541 | static int |
542 | is_type_conversion_operator (struct type *type, int i, int j) | |
543 | { | |
544 | /* I think the whole idea of recognizing type conversion operators | |
545 | by their name is pretty terrible. But I don't think our present | |
546 | data structure gives us any other way to tell. If you know of | |
547 | some other way, feel free to rewrite this function. */ | |
0d5cff50 | 548 | const char *name = TYPE_FN_FIELDLIST_NAME (type, i); |
dfcd3bfb | 549 | |
61012eef | 550 | if (!startswith (name, "operator")) |
dfcd3bfb JM |
551 | return 0; |
552 | ||
553 | name += 8; | |
554 | if (! strchr (" \t\f\n\r", *name)) | |
555 | return 0; | |
556 | ||
557 | while (strchr (" \t\f\n\r", *name)) | |
558 | name++; | |
559 | ||
b0129042 DJ |
560 | if (!('a' <= *name && *name <= 'z') |
561 | && !('A' <= *name && *name <= 'Z') | |
562 | && *name != '_') | |
563 | /* If this doesn't look like the start of an identifier, then it | |
564 | isn't a type conversion operator. */ | |
565 | return 0; | |
61012eef | 566 | else if (startswith (name, "new")) |
dfcd3bfb | 567 | name += 3; |
61012eef | 568 | else if (startswith (name, "delete")) |
dfcd3bfb JM |
569 | name += 6; |
570 | else | |
39c22d1a JM |
571 | /* If it doesn't look like new or delete, it's a type conversion |
572 | operator. */ | |
573 | return 1; | |
dfcd3bfb JM |
574 | |
575 | /* Is that really the end of the name? */ | |
576 | if (('a' <= *name && *name <= 'z') | |
577 | || ('A' <= *name && *name <= 'Z') | |
578 | || ('0' <= *name && *name <= '9') | |
579 | || *name == '_') | |
580 | /* No, so the identifier following "operator" must be a type name, | |
581 | and this is a type conversion operator. */ | |
582 | return 1; | |
583 | ||
584 | /* That was indeed the end of the name, so it was `operator new' or | |
aff410f1 MS |
585 | `operator delete', neither of which are type conversion |
586 | operators. */ | |
dfcd3bfb JM |
587 | return 0; |
588 | } | |
589 | ||
dfcd3bfb JM |
590 | /* Given a C++ qualified identifier QID, strip off the qualifiers, |
591 | yielding the unqualified name. The return value is a pointer into | |
592 | the original string. | |
593 | ||
594 | It's a pity we don't have this information in some more structured | |
595 | form. Even the author of this function feels that writing little | |
596 | parsers like this everywhere is stupid. */ | |
a737a51b | 597 | |
dfcd3bfb JM |
598 | static char * |
599 | remove_qualifiers (char *qid) | |
600 | { | |
0963b4bd | 601 | int quoted = 0; /* Zero if we're not in quotes; |
aff410f1 MS |
602 | '"' if we're in a double-quoted string; |
603 | '\'' if we're in a single-quoted string. */ | |
0963b4bd | 604 | int depth = 0; /* Number of unclosed parens we've seen. */ |
dfcd3bfb JM |
605 | char *parenstack = (char *) alloca (strlen (qid)); |
606 | char *scan; | |
aff410f1 MS |
607 | char *last = 0; /* The character after the rightmost |
608 | `::' token we've seen so far. */ | |
dfcd3bfb JM |
609 | |
610 | for (scan = qid; *scan; scan++) | |
611 | { | |
612 | if (quoted) | |
613 | { | |
614 | if (*scan == quoted) | |
615 | quoted = 0; | |
616 | else if (*scan == '\\' && *(scan + 1)) | |
617 | scan++; | |
618 | } | |
619 | else if (scan[0] == ':' && scan[1] == ':') | |
620 | { | |
621 | /* If we're inside parenthesis (i.e., an argument list) or | |
622 | angle brackets (i.e., a list of template arguments), then | |
623 | we don't record the position of this :: token, since it's | |
aff410f1 MS |
624 | not relevant to the top-level structure we're trying to |
625 | operate on. */ | |
dfcd3bfb JM |
626 | if (depth == 0) |
627 | { | |
628 | last = scan + 2; | |
629 | scan++; | |
630 | } | |
631 | } | |
632 | else if (*scan == '"' || *scan == '\'') | |
633 | quoted = *scan; | |
634 | else if (*scan == '(') | |
635 | parenstack[depth++] = ')'; | |
636 | else if (*scan == '[') | |
637 | parenstack[depth++] = ']'; | |
638 | /* We're going to treat <> as a pair of matching characters, | |
639 | since we're more likely to see those in template id's than | |
640 | real less-than characters. What a crock. */ | |
641 | else if (*scan == '<') | |
642 | parenstack[depth++] = '>'; | |
643 | else if (*scan == ')' || *scan == ']' || *scan == '>') | |
644 | { | |
645 | if (depth > 0 && parenstack[depth - 1] == *scan) | |
646 | depth--; | |
647 | else | |
648 | { | |
aff410f1 MS |
649 | /* We're going to do a little error recovery here. If |
650 | we don't find a match for *scan on the paren stack, | |
651 | but there is something lower on the stack that does | |
652 | match, we pop the stack to that point. */ | |
dfcd3bfb JM |
653 | int i; |
654 | ||
655 | for (i = depth - 1; i >= 0; i--) | |
656 | if (parenstack[i] == *scan) | |
657 | { | |
658 | depth = i; | |
659 | break; | |
660 | } | |
661 | } | |
662 | } | |
663 | } | |
664 | ||
665 | if (last) | |
666 | return last; | |
667 | else | |
668 | /* We didn't find any :: tokens at the top level, so declare the | |
669 | whole thing an unqualified identifier. */ | |
670 | return qid; | |
671 | } | |
672 | ||
c906108c SS |
673 | /* Print any array sizes, function arguments or close parentheses |
674 | needed after the variable name (to describe its type). | |
675 | Args work like c_type_print_varspec_prefix. */ | |
676 | ||
677 | void | |
aff410f1 MS |
678 | c_type_print_varspec_suffix (struct type *type, |
679 | struct ui_file *stream, | |
680 | int show, int passed_a_ptr, | |
79d43c61 TT |
681 | int demangled_args, |
682 | const struct type_print_options *flags) | |
c906108c SS |
683 | { |
684 | if (type == 0) | |
685 | return; | |
686 | ||
687 | if (TYPE_NAME (type) && show <= 0) | |
688 | return; | |
689 | ||
690 | QUIT; | |
691 | ||
692 | switch (TYPE_CODE (type)) | |
693 | { | |
694 | case TYPE_CODE_ARRAY: | |
dbc98a8b KW |
695 | { |
696 | LONGEST low_bound, high_bound; | |
42056501 | 697 | int is_vector = TYPE_VECTOR (type); |
c5aa993b | 698 | |
dbc98a8b KW |
699 | if (passed_a_ptr) |
700 | fprintf_filtered (stream, ")"); | |
c5aa993b | 701 | |
42056501 | 702 | fprintf_filtered (stream, (is_vector ? |
2f27adfe | 703 | " __attribute__ ((vector_size(" : "[")); |
1d42e4c4 SA |
704 | /* Bounds are not yet resolved, print a bounds placeholder instead. */ |
705 | if (TYPE_HIGH_BOUND_KIND (TYPE_INDEX_TYPE (type)) == PROP_LOCEXPR | |
706 | || TYPE_HIGH_BOUND_KIND (TYPE_INDEX_TYPE (type)) == PROP_LOCLIST) | |
707 | fprintf_filtered (stream, "variable length"); | |
708 | else if (get_array_bounds (type, &low_bound, &high_bound)) | |
318102b9 SP |
709 | fprintf_filtered (stream, "%s", |
710 | plongest (high_bound - low_bound + 1)); | |
42056501 | 711 | fprintf_filtered (stream, (is_vector ? ")))" : "]")); |
dbc98a8b | 712 | |
aff410f1 | 713 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 714 | show, 0, 0, flags); |
dbc98a8b | 715 | } |
c906108c SS |
716 | break; |
717 | ||
0d5de010 | 718 | case TYPE_CODE_MEMBERPTR: |
aff410f1 | 719 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 720 | show, 0, 0, flags); |
c906108c SS |
721 | break; |
722 | ||
0d5de010 DJ |
723 | case TYPE_CODE_METHODPTR: |
724 | fprintf_filtered (stream, ")"); | |
aff410f1 | 725 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 726 | show, 0, 0, flags); |
c906108c SS |
727 | break; |
728 | ||
729 | case TYPE_CODE_PTR: | |
730 | case TYPE_CODE_REF: | |
aff410f1 | 731 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 732 | show, 1, 0, flags); |
c906108c SS |
733 | break; |
734 | ||
0d5de010 | 735 | case TYPE_CODE_METHOD: |
c906108c SS |
736 | case TYPE_CODE_FUNC: |
737 | if (passed_a_ptr) | |
738 | fprintf_filtered (stream, ")"); | |
739 | if (!demangled_args) | |
79d43c61 TT |
740 | c_type_print_args (type, stream, 0, current_language->la_language, |
741 | flags); | |
aff410f1 | 742 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 743 | show, passed_a_ptr, 0, flags); |
248f8055 DJ |
744 | break; |
745 | ||
746 | case TYPE_CODE_TYPEDEF: | |
aff410f1 | 747 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, |
79d43c61 | 748 | show, passed_a_ptr, 0, flags); |
c906108c SS |
749 | break; |
750 | ||
751 | case TYPE_CODE_UNDEF: | |
752 | case TYPE_CODE_STRUCT: | |
753 | case TYPE_CODE_UNION: | |
81516450 | 754 | case TYPE_CODE_FLAGS: |
c906108c SS |
755 | case TYPE_CODE_ENUM: |
756 | case TYPE_CODE_INT: | |
757 | case TYPE_CODE_FLT: | |
758 | case TYPE_CODE_VOID: | |
759 | case TYPE_CODE_ERROR: | |
760 | case TYPE_CODE_CHAR: | |
761 | case TYPE_CODE_BOOL: | |
762 | case TYPE_CODE_SET: | |
763 | case TYPE_CODE_RANGE: | |
764 | case TYPE_CODE_STRING: | |
c906108c | 765 | case TYPE_CODE_COMPLEX: |
5c4e30ca | 766 | case TYPE_CODE_NAMESPACE: |
7678ef8f | 767 | case TYPE_CODE_DECFLOAT: |
c906108c | 768 | /* These types do not need a suffix. They are listed so that |
aff410f1 MS |
769 | gcc -Wall will report types that may not have been |
770 | considered. */ | |
c906108c | 771 | break; |
c4093a6a | 772 | default: |
3d263c1d | 773 | error (_("type not handled in c_type_print_varspec_suffix()")); |
c4093a6a | 774 | break; |
c906108c SS |
775 | } |
776 | } | |
777 | ||
bd69fc68 TT |
778 | /* A helper for c_type_print_base that displays template |
779 | parameters and their bindings, if needed. | |
780 | ||
781 | TABLE is the local bindings table to use. If NULL, no printing is | |
782 | done. Note that, at this point, TABLE won't have any useful | |
783 | information in it -- but it is also used as a flag to | |
784 | print_name_maybe_canonical to activate searching the global typedef | |
785 | table. | |
786 | ||
787 | TYPE is the type whose template arguments are being displayed. | |
788 | ||
789 | STREAM is the stream on which to print. */ | |
790 | ||
791 | static void | |
792 | c_type_print_template_args (const struct type_print_options *flags, | |
793 | struct type *type, struct ui_file *stream) | |
794 | { | |
795 | int first = 1, i; | |
796 | ||
797 | if (flags->raw) | |
798 | return; | |
799 | ||
800 | for (i = 0; i < TYPE_N_TEMPLATE_ARGUMENTS (type); ++i) | |
801 | { | |
802 | struct symbol *sym = TYPE_TEMPLATE_ARGUMENT (type, i); | |
803 | ||
804 | if (SYMBOL_CLASS (sym) != LOC_TYPEDEF) | |
805 | continue; | |
806 | ||
807 | if (first) | |
808 | { | |
809 | wrap_here (" "); | |
810 | fprintf_filtered (stream, _("[with %s = "), | |
811 | SYMBOL_LINKAGE_NAME (sym)); | |
812 | first = 0; | |
813 | } | |
814 | else | |
815 | { | |
816 | fputs_filtered (", ", stream); | |
817 | wrap_here (" "); | |
818 | fprintf_filtered (stream, "%s = ", SYMBOL_LINKAGE_NAME (sym)); | |
819 | } | |
820 | ||
821 | c_print_type (SYMBOL_TYPE (sym), "", stream, -1, 0, flags); | |
822 | } | |
823 | ||
824 | if (!first) | |
825 | fputs_filtered (_("] "), stream); | |
826 | } | |
827 | ||
c906108c | 828 | /* Print the name of the type (or the ultimate pointer target, |
aff410f1 MS |
829 | function value or array element), or the description of a structure |
830 | or union. | |
831 | ||
832 | SHOW positive means print details about the type (e.g. enum | |
833 | values), and print structure elements passing SHOW - 1 for show. | |
834 | ||
835 | SHOW negative means just print the type name or struct tag if there | |
836 | is one. If there is no name, print something sensible but concise | |
837 | like "struct {...}". | |
838 | ||
839 | SHOW zero means just print the type name or struct tag if there is | |
840 | one. If there is no name, print something sensible but not as | |
841 | concise like "struct {int x; int y;}". | |
c906108c SS |
842 | |
843 | LEVEL is the number of spaces to indent by. | |
844 | We increase it for some recursive calls. */ | |
845 | ||
846 | void | |
aff410f1 | 847 | c_type_print_base (struct type *type, struct ui_file *stream, |
79d43c61 | 848 | int show, int level, const struct type_print_options *flags) |
c906108c | 849 | { |
b02dede2 DJ |
850 | int i; |
851 | int len, real_len; | |
c5aa993b JM |
852 | enum |
853 | { | |
854 | s_none, s_public, s_private, s_protected | |
855 | } | |
856 | section_type; | |
c906108c SS |
857 | int need_access_label = 0; |
858 | int j, len2; | |
859 | ||
860 | QUIT; | |
861 | ||
c906108c SS |
862 | if (type == NULL) |
863 | { | |
3d263c1d | 864 | fputs_filtered (_("<type unknown>"), stream); |
c906108c SS |
865 | return; |
866 | } | |
867 | ||
aff410f1 MS |
868 | /* When SHOW is zero or less, and there is a valid type name, then |
869 | always just print the type name directly from the type. */ | |
870 | /* If we have "typedef struct foo {. . .} bar;" do we want to print | |
871 | it as "struct foo" or as "bar"? Pick the latter, because C++ | |
872 | folk tend to expect things like "class5 *foo" rather than "struct | |
873 | class5 *foo". */ | |
c906108c SS |
874 | |
875 | if (show <= 0 | |
876 | && TYPE_NAME (type) != NULL) | |
877 | { | |
47663de5 | 878 | c_type_print_modifier (type, stream, 0, 1); |
bd69fc68 | 879 | print_name_maybe_canonical (TYPE_NAME (type), flags, stream); |
c906108c SS |
880 | return; |
881 | } | |
882 | ||
f168693b | 883 | type = check_typedef (type); |
c5aa993b | 884 | |
c906108c SS |
885 | switch (TYPE_CODE (type)) |
886 | { | |
887 | case TYPE_CODE_TYPEDEF: | |
aff410f1 MS |
888 | /* If we get here, the typedef doesn't have a name, and we |
889 | couldn't resolve TYPE_TARGET_TYPE. Not much we can do. */ | |
8c540a24 DE |
890 | gdb_assert (TYPE_NAME (type) == NULL); |
891 | gdb_assert (TYPE_TARGET_TYPE (type) == NULL); | |
892 | fprintf_filtered (stream, _("<unnamed typedef>")); | |
893 | break; | |
894 | ||
c906108c SS |
895 | case TYPE_CODE_ARRAY: |
896 | case TYPE_CODE_PTR: | |
0d5de010 | 897 | case TYPE_CODE_MEMBERPTR: |
c906108c SS |
898 | case TYPE_CODE_REF: |
899 | case TYPE_CODE_FUNC: | |
900 | case TYPE_CODE_METHOD: | |
0d5de010 | 901 | case TYPE_CODE_METHODPTR: |
aff410f1 | 902 | c_type_print_base (TYPE_TARGET_TYPE (type), |
79d43c61 | 903 | stream, show, level, flags); |
c906108c SS |
904 | break; |
905 | ||
906 | case TYPE_CODE_STRUCT: | |
1c5b7826 | 907 | case TYPE_CODE_UNION: |
bd69fc68 TT |
908 | { |
909 | struct type_print_options local_flags = *flags; | |
910 | struct type_print_options semi_local_flags = *flags; | |
911 | struct cleanup *local_cleanups = make_cleanup (null_cleanup, NULL); | |
912 | ||
913 | local_flags.local_typedefs = NULL; | |
914 | semi_local_flags.local_typedefs = NULL; | |
915 | ||
916 | if (!flags->raw) | |
917 | { | |
918 | if (flags->local_typedefs) | |
919 | local_flags.local_typedefs | |
920 | = copy_typedef_hash (flags->local_typedefs); | |
921 | else | |
922 | local_flags.local_typedefs = create_typedef_hash (); | |
923 | ||
924 | make_cleanup_free_typedef_hash (local_flags.local_typedefs); | |
925 | } | |
926 | ||
927 | c_type_print_modifier (type, stream, 0, 1); | |
928 | if (TYPE_CODE (type) == TYPE_CODE_UNION) | |
929 | fprintf_filtered (stream, "union "); | |
930 | else if (TYPE_DECLARED_CLASS (type)) | |
931 | fprintf_filtered (stream, "class "); | |
932 | else | |
933 | fprintf_filtered (stream, "struct "); | |
934 | ||
935 | /* Print the tag if it exists. The HP aCC compiler emits a | |
936 | spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed | |
937 | enum}" tag for unnamed struct/union/enum's, which we don't | |
938 | want to print. */ | |
939 | if (TYPE_TAG_NAME (type) != NULL | |
61012eef | 940 | && !startswith (TYPE_TAG_NAME (type), "{unnamed")) |
bd69fc68 TT |
941 | { |
942 | /* When printing the tag name, we are still effectively | |
943 | printing in the outer context, hence the use of FLAGS | |
944 | here. */ | |
945 | print_name_maybe_canonical (TYPE_TAG_NAME (type), flags, stream); | |
946 | if (show > 0) | |
947 | fputs_filtered (" ", stream); | |
948 | } | |
949 | ||
950 | if (show < 0) | |
951 | { | |
952 | /* If we just printed a tag name, no need to print anything | |
953 | else. */ | |
954 | if (TYPE_TAG_NAME (type) == NULL) | |
955 | fprintf_filtered (stream, "{...}"); | |
956 | } | |
957 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) | |
958 | { | |
959 | struct type *basetype; | |
960 | int vptr_fieldno; | |
961 | ||
962 | c_type_print_template_args (&local_flags, type, stream); | |
963 | ||
964 | /* Add in template parameters when printing derivation info. */ | |
965 | add_template_parameters (local_flags.local_typedefs, type); | |
966 | cp_type_print_derivation_info (stream, type, &local_flags); | |
967 | ||
968 | /* This holds just the global typedefs and the template | |
969 | parameters. */ | |
970 | semi_local_flags.local_typedefs | |
971 | = copy_typedef_hash (local_flags.local_typedefs); | |
972 | if (semi_local_flags.local_typedefs) | |
973 | make_cleanup_free_typedef_hash (semi_local_flags.local_typedefs); | |
974 | ||
975 | /* Now add in the local typedefs. */ | |
976 | recursively_update_typedef_hash (local_flags.local_typedefs, type); | |
977 | ||
978 | fprintf_filtered (stream, "{\n"); | |
979 | if (TYPE_NFIELDS (type) == 0 && TYPE_NFN_FIELDS (type) == 0 | |
980 | && TYPE_TYPEDEF_FIELD_COUNT (type) == 0) | |
981 | { | |
982 | if (TYPE_STUB (type)) | |
983 | fprintfi_filtered (level + 4, stream, | |
984 | _("<incomplete type>\n")); | |
985 | else | |
986 | fprintfi_filtered (level + 4, stream, | |
987 | _("<no data fields>\n")); | |
988 | } | |
989 | ||
990 | /* Start off with no specific section type, so we can print | |
991 | one for the first field we find, and use that section type | |
992 | thereafter until we find another type. */ | |
993 | ||
994 | section_type = s_none; | |
995 | ||
996 | /* For a class, if all members are private, there's no need | |
997 | for a "private:" label; similarly, for a struct or union | |
998 | masquerading as a class, if all members are public, there's | |
999 | no need for a "public:" label. */ | |
1000 | ||
1001 | if (TYPE_DECLARED_CLASS (type)) | |
1002 | { | |
1003 | QUIT; | |
1004 | len = TYPE_NFIELDS (type); | |
1005 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
1006 | if (!TYPE_FIELD_PRIVATE (type, i)) | |
c5aa993b | 1007 | { |
bd69fc68 TT |
1008 | need_access_label = 1; |
1009 | break; | |
c5aa993b | 1010 | } |
bd69fc68 TT |
1011 | QUIT; |
1012 | if (!need_access_label) | |
c5aa993b | 1013 | { |
bd69fc68 TT |
1014 | len2 = TYPE_NFN_FIELDS (type); |
1015 | for (j = 0; j < len2; j++) | |
1016 | { | |
1017 | len = TYPE_FN_FIELDLIST_LENGTH (type, j); | |
1018 | for (i = 0; i < len; i++) | |
1019 | if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, | |
1020 | j), i)) | |
1021 | { | |
1022 | need_access_label = 1; | |
1023 | break; | |
1024 | } | |
1025 | if (need_access_label) | |
1026 | break; | |
1027 | } | |
c5aa993b | 1028 | } |
bd69fc68 TT |
1029 | } |
1030 | else | |
1031 | { | |
1032 | QUIT; | |
1033 | len = TYPE_NFIELDS (type); | |
1034 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
1035 | if (TYPE_FIELD_PRIVATE (type, i) | |
1036 | || TYPE_FIELD_PROTECTED (type, i)) | |
c5aa993b | 1037 | { |
bd69fc68 TT |
1038 | need_access_label = 1; |
1039 | break; | |
c5aa993b | 1040 | } |
bd69fc68 TT |
1041 | QUIT; |
1042 | if (!need_access_label) | |
1043 | { | |
1044 | len2 = TYPE_NFN_FIELDS (type); | |
1045 | for (j = 0; j < len2; j++) | |
1046 | { | |
1047 | QUIT; | |
1048 | len = TYPE_FN_FIELDLIST_LENGTH (type, j); | |
1049 | for (i = 0; i < len; i++) | |
1050 | if (TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, | |
1051 | j), i) | |
1052 | || TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, | |
1053 | j), | |
1054 | i)) | |
1055 | { | |
1056 | need_access_label = 1; | |
1057 | break; | |
1058 | } | |
1059 | if (need_access_label) | |
1060 | break; | |
1061 | } | |
1062 | } | |
1063 | } | |
c906108c | 1064 | |
bd69fc68 TT |
1065 | /* If there is a base class for this type, |
1066 | do not print the field that it occupies. */ | |
c906108c | 1067 | |
bd69fc68 TT |
1068 | len = TYPE_NFIELDS (type); |
1069 | vptr_fieldno = get_vptr_fieldno (type, &basetype); | |
1070 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
1071 | { | |
1072 | QUIT; | |
d48cc9dd | 1073 | |
bd69fc68 TT |
1074 | /* If we have a virtual table pointer, omit it. Even if |
1075 | virtual table pointers are not specifically marked in | |
1076 | the debug info, they should be artificial. */ | |
1077 | if ((i == vptr_fieldno && type == basetype) | |
1078 | || TYPE_FIELD_ARTIFICIAL (type, i)) | |
1079 | continue; | |
c906108c | 1080 | |
bd69fc68 TT |
1081 | if (need_access_label) |
1082 | { | |
1083 | if (TYPE_FIELD_PROTECTED (type, i)) | |
1084 | { | |
1085 | if (section_type != s_protected) | |
1086 | { | |
1087 | section_type = s_protected; | |
1088 | fprintfi_filtered (level + 2, stream, | |
1089 | "protected:\n"); | |
1090 | } | |
1091 | } | |
1092 | else if (TYPE_FIELD_PRIVATE (type, i)) | |
1093 | { | |
1094 | if (section_type != s_private) | |
1095 | { | |
1096 | section_type = s_private; | |
1097 | fprintfi_filtered (level + 2, stream, | |
1098 | "private:\n"); | |
1099 | } | |
1100 | } | |
1101 | else | |
1102 | { | |
1103 | if (section_type != s_public) | |
1104 | { | |
1105 | section_type = s_public; | |
1106 | fprintfi_filtered (level + 2, stream, | |
1107 | "public:\n"); | |
1108 | } | |
1109 | } | |
1110 | } | |
c906108c | 1111 | |
bd69fc68 TT |
1112 | print_spaces_filtered (level + 4, stream); |
1113 | if (field_is_static (&TYPE_FIELD (type, i))) | |
1114 | fprintf_filtered (stream, "static "); | |
1115 | c_print_type (TYPE_FIELD_TYPE (type, i), | |
1116 | TYPE_FIELD_NAME (type, i), | |
1117 | stream, show - 1, level + 4, | |
1118 | &local_flags); | |
1119 | if (!field_is_static (&TYPE_FIELD (type, i)) | |
1120 | && TYPE_FIELD_PACKED (type, i)) | |
1121 | { | |
1122 | /* It is a bitfield. This code does not attempt | |
1123 | to look at the bitpos and reconstruct filler, | |
1124 | unnamed fields. This would lead to misleading | |
1125 | results if the compiler does not put out fields | |
1126 | for such things (I don't know what it does). */ | |
1127 | fprintf_filtered (stream, " : %d", | |
1128 | TYPE_FIELD_BITSIZE (type, i)); | |
1129 | } | |
1130 | fprintf_filtered (stream, ";\n"); | |
1131 | } | |
c906108c | 1132 | |
b02dede2 | 1133 | /* If there are both fields and methods, put a blank line |
aff410f1 MS |
1134 | between them. Make sure to count only method that we |
1135 | will display; artificial methods will be hidden. */ | |
c906108c | 1136 | len = TYPE_NFN_FIELDS (type); |
53342f27 TT |
1137 | if (!flags->print_methods) |
1138 | len = 0; | |
b02dede2 DJ |
1139 | real_len = 0; |
1140 | for (i = 0; i < len; i++) | |
1141 | { | |
1142 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
1143 | int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
1144 | int j; | |
c5504eaf | 1145 | |
b02dede2 DJ |
1146 | for (j = 0; j < len2; j++) |
1147 | if (!TYPE_FN_FIELD_ARTIFICIAL (f, j)) | |
1148 | real_len++; | |
1149 | } | |
1150 | if (real_len > 0 && section_type != s_none) | |
c5aa993b | 1151 | fprintf_filtered (stream, "\n"); |
c906108c | 1152 | |
0963b4bd | 1153 | /* C++: print out the methods. */ |
c906108c SS |
1154 | for (i = 0; i < len; i++) |
1155 | { | |
1156 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
1157 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
0d5cff50 DE |
1158 | const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); |
1159 | const char *name = type_name_no_tag (type); | |
aff410f1 MS |
1160 | int is_constructor = name && strcmp (method_name, |
1161 | name) == 0; | |
c5504eaf | 1162 | |
c906108c SS |
1163 | for (j = 0; j < len2; j++) |
1164 | { | |
1d06ead6 TT |
1165 | const char *mangled_name; |
1166 | char *demangled_name; | |
1167 | struct cleanup *inner_cleanup; | |
1168 | const char *physname = TYPE_FN_FIELD_PHYSNAME (f, j); | |
c5aa993b | 1169 | int is_full_physname_constructor = |
7d27a96d TT |
1170 | TYPE_FN_FIELD_CONSTRUCTOR (f, j) |
1171 | || is_constructor_name (physname) | |
c5504eaf MS |
1172 | || is_destructor_name (physname) |
1173 | || method_name[0] == '~'; | |
015a42b4 | 1174 | |
b02dede2 DJ |
1175 | /* Do not print out artificial methods. */ |
1176 | if (TYPE_FN_FIELD_ARTIFICIAL (f, j)) | |
1177 | continue; | |
c906108c | 1178 | |
1d06ead6 TT |
1179 | inner_cleanup = make_cleanup (null_cleanup, NULL); |
1180 | ||
c906108c SS |
1181 | QUIT; |
1182 | if (TYPE_FN_FIELD_PROTECTED (f, j)) | |
1183 | { | |
1184 | if (section_type != s_protected) | |
1185 | { | |
1186 | section_type = s_protected; | |
1187 | fprintfi_filtered (level + 2, stream, | |
1188 | "protected:\n"); | |
1189 | } | |
1190 | } | |
1191 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) | |
1192 | { | |
1193 | if (section_type != s_private) | |
1194 | { | |
1195 | section_type = s_private; | |
aff410f1 MS |
1196 | fprintfi_filtered (level + 2, stream, |
1197 | "private:\n"); | |
c906108c SS |
1198 | } |
1199 | } | |
1200 | else | |
1201 | { | |
1202 | if (section_type != s_public) | |
1203 | { | |
1204 | section_type = s_public; | |
aff410f1 MS |
1205 | fprintfi_filtered (level + 2, stream, |
1206 | "public:\n"); | |
c906108c SS |
1207 | } |
1208 | } | |
1209 | ||
1210 | print_spaces_filtered (level + 4, stream); | |
1211 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) | |
1212 | fprintf_filtered (stream, "virtual "); | |
1213 | else if (TYPE_FN_FIELD_STATIC_P (f, j)) | |
1214 | fprintf_filtered (stream, "static "); | |
1215 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) | |
1216 | { | |
1217 | /* Keep GDB from crashing here. */ | |
aff410f1 MS |
1218 | fprintf_filtered (stream, |
1219 | _("<undefined type> %s;\n"), | |
c5aa993b | 1220 | TYPE_FN_FIELD_PHYSNAME (f, j)); |
c906108c SS |
1221 | break; |
1222 | } | |
aff410f1 MS |
1223 | else if (!is_constructor /* Constructors don't |
1224 | have declared | |
1225 | types. */ | |
1226 | && !is_full_physname_constructor /* " " */ | |
5aafa1cc | 1227 | && !is_type_conversion_operator (type, i, j)) |
c906108c | 1228 | { |
6c8702eb | 1229 | c_print_type (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), |
bd69fc68 TT |
1230 | "", stream, -1, 0, |
1231 | &local_flags); | |
c906108c SS |
1232 | fputs_filtered (" ", stream); |
1233 | } | |
1234 | if (TYPE_FN_FIELD_STUB (f, j)) | |
1d06ead6 TT |
1235 | { |
1236 | char *tem; | |
1237 | ||
1238 | /* Build something we can demangle. */ | |
1239 | tem = gdb_mangle_name (type, i, j); | |
1240 | make_cleanup (xfree, tem); | |
1241 | mangled_name = tem; | |
1242 | } | |
c906108c SS |
1243 | else |
1244 | mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j); | |
1245 | ||
1246 | demangled_name = | |
8de20a37 TT |
1247 | gdb_demangle (mangled_name, |
1248 | DMGL_ANSI | DMGL_PARAMS); | |
c906108c SS |
1249 | if (demangled_name == NULL) |
1250 | { | |
aff410f1 | 1251 | /* In some cases (for instance with the HP |
bd69fc68 TT |
1252 | demangling), if a function has more than 10 |
1253 | arguments, the demangling will fail. | |
1254 | Let's try to reconstruct the function | |
1255 | signature from the symbol information. */ | |
c906108c | 1256 | if (!TYPE_FN_FIELD_STUB (f, j)) |
ad2f7632 DJ |
1257 | { |
1258 | int staticp = TYPE_FN_FIELD_STATIC_P (f, j); | |
1259 | struct type *mtype = TYPE_FN_FIELD_TYPE (f, j); | |
c5504eaf | 1260 | |
ad2f7632 DJ |
1261 | cp_type_print_method_args (mtype, |
1262 | "", | |
1263 | method_name, | |
1264 | staticp, | |
bd69fc68 | 1265 | stream, &local_flags); |
ad2f7632 | 1266 | } |
c906108c | 1267 | else |
aff410f1 MS |
1268 | fprintf_filtered (stream, |
1269 | _("<badly mangled name '%s'>"), | |
c906108c SS |
1270 | mangled_name); |
1271 | } | |
1272 | else | |
1273 | { | |
1274 | char *p; | |
dfcd3bfb JM |
1275 | char *demangled_no_class |
1276 | = remove_qualifiers (demangled_name); | |
c5aa993b | 1277 | |
aff410f1 MS |
1278 | /* Get rid of the `static' appended by the |
1279 | demangler. */ | |
c906108c SS |
1280 | p = strstr (demangled_no_class, " static"); |
1281 | if (p != NULL) | |
1282 | { | |
1283 | int length = p - demangled_no_class; | |
1d06ead6 | 1284 | char *demangled_no_static; |
c5504eaf | 1285 | |
aff410f1 MS |
1286 | demangled_no_static |
1287 | = (char *) xmalloc (length + 1); | |
1288 | strncpy (demangled_no_static, | |
1289 | demangled_no_class, length); | |
c5aa993b | 1290 | *(demangled_no_static + length) = '\0'; |
c906108c | 1291 | fputs_filtered (demangled_no_static, stream); |
b8c9b27d | 1292 | xfree (demangled_no_static); |
c906108c SS |
1293 | } |
1294 | else | |
1295 | fputs_filtered (demangled_no_class, stream); | |
b8c9b27d | 1296 | xfree (demangled_name); |
c906108c SS |
1297 | } |
1298 | ||
1d06ead6 | 1299 | do_cleanups (inner_cleanup); |
c906108c SS |
1300 | |
1301 | fprintf_filtered (stream, ";\n"); | |
1302 | } | |
1303 | } | |
1304 | ||
98751a41 JK |
1305 | /* Print typedefs defined in this class. */ |
1306 | ||
53342f27 | 1307 | if (TYPE_TYPEDEF_FIELD_COUNT (type) != 0 && flags->print_typedefs) |
98751a41 JK |
1308 | { |
1309 | if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0) | |
1310 | fprintf_filtered (stream, "\n"); | |
1311 | ||
a579cd9a MW |
1312 | for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++) |
1313 | { | |
1314 | struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i); | |
1315 | ||
1316 | /* Dereference the typedef declaration itself. */ | |
1317 | gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF); | |
1318 | target = TYPE_TARGET_TYPE (target); | |
1319 | ||
1320 | print_spaces_filtered (level + 4, stream); | |
1321 | fprintf_filtered (stream, "typedef "); | |
1322 | ||
1323 | /* We want to print typedefs with substitutions | |
1324 | from the template parameters or globally-known | |
1325 | typedefs but not local typedefs. */ | |
1326 | c_print_type (target, | |
1327 | TYPE_TYPEDEF_FIELD_NAME (type, i), | |
1328 | stream, show - 1, level + 4, | |
1329 | &semi_local_flags); | |
1330 | fprintf_filtered (stream, ";\n"); | |
1331 | } | |
1332 | } | |
98751a41 | 1333 | |
bd69fc68 | 1334 | fprintfi_filtered (level, stream, "}"); |
bd69fc68 | 1335 | } |
c4093a6a | 1336 | |
bd69fc68 TT |
1337 | do_cleanups (local_cleanups); |
1338 | } | |
c906108c SS |
1339 | break; |
1340 | ||
1341 | case TYPE_CODE_ENUM: | |
47663de5 | 1342 | c_type_print_modifier (type, stream, 0, 1); |
c5aa993b | 1343 | fprintf_filtered (stream, "enum "); |
3d567982 TT |
1344 | if (TYPE_DECLARED_CLASS (type)) |
1345 | fprintf_filtered (stream, "class "); | |
c906108c SS |
1346 | /* Print the tag name if it exists. |
1347 | The aCC compiler emits a spurious | |
1348 | "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}" | |
1349 | tag for unnamed struct/union/enum's, which we don't | |
aff410f1 | 1350 | want to print. */ |
5aafa1cc | 1351 | if (TYPE_TAG_NAME (type) != NULL |
61012eef | 1352 | && !startswith (TYPE_TAG_NAME (type), "{unnamed")) |
c906108c | 1353 | { |
bd69fc68 | 1354 | print_name_maybe_canonical (TYPE_TAG_NAME (type), flags, stream); |
c906108c SS |
1355 | if (show > 0) |
1356 | fputs_filtered (" ", stream); | |
1357 | } | |
1358 | ||
1359 | wrap_here (" "); | |
1360 | if (show < 0) | |
1361 | { | |
aff410f1 MS |
1362 | /* If we just printed a tag name, no need to print anything |
1363 | else. */ | |
c906108c SS |
1364 | if (TYPE_TAG_NAME (type) == NULL) |
1365 | fprintf_filtered (stream, "{...}"); | |
1366 | } | |
1367 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) | |
1368 | { | |
14e75d8e JK |
1369 | LONGEST lastval = 0; |
1370 | ||
3d567982 TT |
1371 | /* We can't handle this case perfectly, as DWARF does not |
1372 | tell us whether or not the underlying type was specified | |
1373 | in the source (and other debug formats don't provide this | |
1374 | at all). We choose to print the underlying type, if it | |
1375 | has a name, when in C++ on the theory that it's better to | |
1376 | print too much than too little; but conversely not to | |
1377 | print something egregiously outside the current | |
1378 | language's syntax. */ | |
1379 | if (current_language->la_language == language_cplus | |
1380 | && TYPE_TARGET_TYPE (type) != NULL) | |
1381 | { | |
1382 | struct type *underlying = check_typedef (TYPE_TARGET_TYPE (type)); | |
1383 | ||
1384 | if (TYPE_NAME (underlying) != NULL) | |
1385 | fprintf_filtered (stream, ": %s ", TYPE_NAME (underlying)); | |
1386 | } | |
1387 | ||
c906108c SS |
1388 | fprintf_filtered (stream, "{"); |
1389 | len = TYPE_NFIELDS (type); | |
c906108c SS |
1390 | for (i = 0; i < len; i++) |
1391 | { | |
1392 | QUIT; | |
c5aa993b JM |
1393 | if (i) |
1394 | fprintf_filtered (stream, ", "); | |
c906108c SS |
1395 | wrap_here (" "); |
1396 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
14e75d8e | 1397 | if (lastval != TYPE_FIELD_ENUMVAL (type, i)) |
c906108c | 1398 | { |
14e75d8e JK |
1399 | fprintf_filtered (stream, " = %s", |
1400 | plongest (TYPE_FIELD_ENUMVAL (type, i))); | |
1401 | lastval = TYPE_FIELD_ENUMVAL (type, i); | |
c906108c SS |
1402 | } |
1403 | lastval++; | |
1404 | } | |
1405 | fprintf_filtered (stream, "}"); | |
1406 | } | |
1407 | break; | |
1408 | ||
81516450 DE |
1409 | case TYPE_CODE_FLAGS: |
1410 | { | |
1411 | struct type_print_options local_flags = *flags; | |
1412 | ||
1413 | local_flags.local_typedefs = NULL; | |
1414 | ||
1415 | c_type_print_modifier (type, stream, 0, 1); | |
1416 | fprintf_filtered (stream, "flag "); | |
1417 | print_name_maybe_canonical (TYPE_NAME (type), flags, stream); | |
1418 | if (show > 0) | |
1419 | { | |
1420 | fputs_filtered (" ", stream); | |
1421 | fprintf_filtered (stream, "{\n"); | |
1422 | if (TYPE_NFIELDS (type) == 0) | |
1423 | { | |
1424 | if (TYPE_STUB (type)) | |
1425 | fprintfi_filtered (level + 4, stream, | |
1426 | _("<incomplete type>\n")); | |
1427 | else | |
1428 | fprintfi_filtered (level + 4, stream, | |
1429 | _("<no data fields>\n")); | |
1430 | } | |
1431 | len = TYPE_NFIELDS (type); | |
1432 | for (i = 0; i < len; i++) | |
1433 | { | |
1434 | QUIT; | |
1435 | print_spaces_filtered (level + 4, stream); | |
1436 | /* We pass "show" here and not "show - 1" to get enum types | |
1437 | printed. There's no other way to see them. */ | |
1438 | c_print_type (TYPE_FIELD_TYPE (type, i), | |
1439 | TYPE_FIELD_NAME (type, i), | |
1440 | stream, show, level + 4, | |
1441 | &local_flags); | |
6b850546 DT |
1442 | fprintf_filtered (stream, " @%s", |
1443 | plongest (TYPE_FIELD_BITPOS (type, i))); | |
81516450 DE |
1444 | if (TYPE_FIELD_BITSIZE (type, i) > 1) |
1445 | { | |
6b850546 DT |
1446 | fprintf_filtered (stream, "-%s", |
1447 | plongest (TYPE_FIELD_BITPOS (type, i) | |
1448 | + TYPE_FIELD_BITSIZE (type, i) | |
1449 | - 1)); | |
81516450 DE |
1450 | } |
1451 | fprintf_filtered (stream, ";\n"); | |
1452 | } | |
1453 | fprintfi_filtered (level, stream, "}"); | |
1454 | } | |
1455 | } | |
1456 | break; | |
1457 | ||
c906108c SS |
1458 | case TYPE_CODE_VOID: |
1459 | fprintf_filtered (stream, "void"); | |
1460 | break; | |
1461 | ||
1462 | case TYPE_CODE_UNDEF: | |
3d263c1d | 1463 | fprintf_filtered (stream, _("struct <unknown>")); |
c906108c SS |
1464 | break; |
1465 | ||
1466 | case TYPE_CODE_ERROR: | |
b00fdb78 | 1467 | fprintf_filtered (stream, "%s", TYPE_ERROR_NAME (type)); |
c906108c SS |
1468 | break; |
1469 | ||
1470 | case TYPE_CODE_RANGE: | |
0963b4bd | 1471 | /* This should not occur. */ |
3d263c1d | 1472 | fprintf_filtered (stream, _("<range type>")); |
c906108c SS |
1473 | break; |
1474 | ||
5c4e30ca DC |
1475 | case TYPE_CODE_NAMESPACE: |
1476 | fputs_filtered ("namespace ", stream); | |
1477 | fputs_filtered (TYPE_TAG_NAME (type), stream); | |
1478 | break; | |
1479 | ||
c906108c | 1480 | default: |
aff410f1 MS |
1481 | /* Handle types not explicitly handled by the other cases, such |
1482 | as fundamental types. For these, just print whatever the | |
1483 | type name is, as recorded in the type itself. If there is no | |
1484 | type name, then complain. */ | |
c906108c SS |
1485 | if (TYPE_NAME (type) != NULL) |
1486 | { | |
47663de5 | 1487 | c_type_print_modifier (type, stream, 0, 1); |
bd69fc68 | 1488 | print_name_maybe_canonical (TYPE_NAME (type), flags, stream); |
c906108c SS |
1489 | } |
1490 | else | |
1491 | { | |
aff410f1 MS |
1492 | /* At least for dump_symtab, it is important that this not |
1493 | be an error (). */ | |
3d263c1d | 1494 | fprintf_filtered (stream, _("<invalid type code %d>"), |
c906108c SS |
1495 | TYPE_CODE (type)); |
1496 | } | |
1497 | break; | |
1498 | } | |
1499 | } |