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373a8247 | 1 | /* Support for printing Pascal types for GDB, the GNU debugger. |
42a4f53d | 2 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
373a8247 PM |
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 | |
a9762ec7 | 8 | the Free Software Foundation; either version 3 of the License, or |
373a8247 PM |
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 | |
a9762ec7 | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
373a8247 PM |
18 | |
19 | /* This file is derived from p-typeprint.c */ | |
20 | ||
21 | #include "defs.h" | |
04ea0df1 | 22 | #include "gdb_obstack.h" |
373a8247 PM |
23 | #include "bfd.h" /* Binary File Description */ |
24 | #include "symtab.h" | |
25 | #include "gdbtypes.h" | |
26 | #include "expression.h" | |
27 | #include "value.h" | |
28 | #include "gdbcore.h" | |
29 | #include "target.h" | |
373a8247 | 30 | #include "language.h" |
373a8247 PM |
31 | #include "p-lang.h" |
32 | #include "typeprint.h" | |
50f182aa | 33 | #include "gdb-demangle.h" |
373a8247 | 34 | #include <ctype.h> |
7f6aba03 | 35 | #include "cli/cli-style.h" |
373a8247 | 36 | |
3e43a32a | 37 | static void pascal_type_print_varspec_suffix (struct type *, struct ui_file *, |
79d43c61 TT |
38 | int, int, int, |
39 | const struct type_print_options *); | |
373a8247 | 40 | |
3e43a32a MS |
41 | static void pascal_type_print_derivation_info (struct ui_file *, |
42 | struct type *); | |
373a8247 | 43 | |
373a8247 PM |
44 | \f |
45 | ||
46 | /* LEVEL is the depth to indent lines by. */ | |
47 | ||
48 | void | |
25b524e8 | 49 | pascal_print_type (struct type *type, const char *varstring, |
79d43c61 TT |
50 | struct ui_file *stream, int show, int level, |
51 | const struct type_print_options *flags) | |
373a8247 | 52 | { |
52f0bd74 | 53 | enum type_code code; |
373a8247 PM |
54 | int demangled_args; |
55 | ||
56 | code = TYPE_CODE (type); | |
57 | ||
58 | if (show > 0) | |
f168693b | 59 | type = check_typedef (type); |
373a8247 | 60 | |
3e9313ab PM |
61 | if ((code == TYPE_CODE_FUNC |
62 | || code == TYPE_CODE_METHOD)) | |
373a8247 | 63 | { |
79d43c61 | 64 | pascal_type_print_varspec_prefix (type, stream, show, 0, flags); |
373a8247 PM |
65 | } |
66 | /* first the name */ | |
67 | fputs_filtered (varstring, stream); | |
68 | ||
3e9313ab PM |
69 | if ((varstring != NULL && *varstring != '\0') |
70 | && !(code == TYPE_CODE_FUNC | |
71 | || code == TYPE_CODE_METHOD)) | |
373a8247 PM |
72 | { |
73 | fputs_filtered (" : ", stream); | |
74 | } | |
75 | ||
3e9313ab PM |
76 | if (!(code == TYPE_CODE_FUNC |
77 | || code == TYPE_CODE_METHOD)) | |
373a8247 | 78 | { |
79d43c61 | 79 | pascal_type_print_varspec_prefix (type, stream, show, 0, flags); |
373a8247 PM |
80 | } |
81 | ||
79d43c61 | 82 | pascal_type_print_base (type, stream, show, level, flags); |
373a8247 | 83 | /* For demangled function names, we have the arglist as part of the name, |
0df8b418 | 84 | so don't print an additional pair of ()'s. */ |
373a8247 PM |
85 | |
86 | demangled_args = varstring ? strchr (varstring, '(') != NULL : 0; | |
79d43c61 TT |
87 | pascal_type_print_varspec_suffix (type, stream, show, 0, demangled_args, |
88 | flags); | |
373a8247 PM |
89 | |
90 | } | |
91 | ||
5c6ce71d TT |
92 | /* Print a typedef using Pascal syntax. TYPE is the underlying type. |
93 | NEW_SYMBOL is the symbol naming the type. STREAM is the stream on | |
94 | which to print. */ | |
95 | ||
96 | void | |
97 | pascal_print_typedef (struct type *type, struct symbol *new_symbol, | |
98 | struct ui_file *stream) | |
99 | { | |
f168693b | 100 | type = check_typedef (type); |
5c6ce71d | 101 | fprintf_filtered (stream, "type "); |
987012b8 | 102 | fprintf_filtered (stream, "%s = ", new_symbol->print_name ()); |
5c6ce71d | 103 | type_print (type, "", stream, 0); |
e1709896 | 104 | fprintf_filtered (stream, ";"); |
5c6ce71d TT |
105 | } |
106 | ||
373a8247 PM |
107 | /* If TYPE is a derived type, then print out derivation information. |
108 | Print only the actual base classes of this type, not the base classes | |
0df8b418 | 109 | of the base classes. I.e. for the derivation hierarchy: |
373a8247 PM |
110 | |
111 | class A { int a; }; | |
112 | class B : public A {int b; }; | |
113 | class C : public B {int c; }; | |
114 | ||
115 | Print the type of class C as: | |
116 | ||
117 | class C : public B { | |
118 | int c; | |
119 | } | |
120 | ||
121 | Not as the following (like gdb used to), which is not legal C++ syntax for | |
122 | derived types and may be confused with the multiple inheritance form: | |
123 | ||
124 | class C : public B : public A { | |
125 | int c; | |
126 | } | |
127 | ||
128 | In general, gdb should try to print the types as closely as possible to | |
0df8b418 | 129 | the form that they appear in the source code. */ |
373a8247 PM |
130 | |
131 | static void | |
fba45db2 | 132 | pascal_type_print_derivation_info (struct ui_file *stream, struct type *type) |
373a8247 | 133 | { |
0d5cff50 | 134 | const char *name; |
373a8247 PM |
135 | int i; |
136 | ||
137 | for (i = 0; i < TYPE_N_BASECLASSES (type); i++) | |
138 | { | |
139 | fputs_filtered (i == 0 ? ": " : ", ", stream); | |
140 | fprintf_filtered (stream, "%s%s ", | |
141 | BASETYPE_VIA_PUBLIC (type, i) ? "public" : "private", | |
142 | BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : ""); | |
a737d952 | 143 | name = TYPE_NAME (TYPE_BASECLASS (type, i)); |
373a8247 PM |
144 | fprintf_filtered (stream, "%s", name ? name : "(null)"); |
145 | } | |
146 | if (i > 0) | |
147 | { | |
148 | fputs_filtered (" ", stream); | |
149 | } | |
150 | } | |
151 | ||
152 | /* Print the Pascal method arguments ARGS to the file STREAM. */ | |
153 | ||
154 | void | |
1d06ead6 | 155 | pascal_type_print_method_args (const char *physname, const char *methodname, |
fba45db2 | 156 | struct ui_file *stream) |
373a8247 | 157 | { |
61012eef GB |
158 | int is_constructor = (startswith (physname, "__ct__")); |
159 | int is_destructor = (startswith (physname, "__dt__")); | |
373a8247 | 160 | |
c96d965c | 161 | if (is_constructor || is_destructor) |
373a8247 | 162 | { |
c96d965c MS |
163 | physname += 6; |
164 | } | |
00b8699c | 165 | |
c96d965c | 166 | fputs_filtered (methodname, stream); |
00b8699c | 167 | |
c96d965c MS |
168 | if (physname && (*physname != 0)) |
169 | { | |
373a8247 | 170 | fputs_filtered (" (", stream); |
0df8b418 | 171 | /* We must demangle this. */ |
8ce17b9a | 172 | while (isdigit (physname[0])) |
373a8247 | 173 | { |
3a9d7214 | 174 | int len = 0; |
1d06ead6 | 175 | int i, j; |
3a9d7214 PM |
176 | char *argname; |
177 | ||
8ce17b9a | 178 | while (isdigit (physname[len])) |
373a8247 PM |
179 | { |
180 | len++; | |
181 | } | |
182 | i = strtol (physname, &argname, 0); | |
183 | physname += len; | |
1d06ead6 TT |
184 | |
185 | for (j = 0; j < i; ++j) | |
d0e7e15a | 186 | fputc_filtered (physname[j], stream); |
1d06ead6 | 187 | |
373a8247 PM |
188 | physname += i; |
189 | if (physname[0] != 0) | |
190 | { | |
191 | fputs_filtered (", ", stream); | |
192 | } | |
193 | } | |
194 | fputs_filtered (")", stream); | |
195 | } | |
196 | } | |
197 | ||
198 | /* Print any asterisks or open-parentheses needed before the | |
199 | variable name (to describe its type). | |
200 | ||
201 | On outermost call, pass 0 for PASSED_A_PTR. | |
202 | On outermost call, SHOW > 0 means should ignore | |
203 | any typename for TYPE and show its details. | |
204 | SHOW is always zero on recursive calls. */ | |
205 | ||
206 | void | |
fba45db2 | 207 | pascal_type_print_varspec_prefix (struct type *type, struct ui_file *stream, |
79d43c61 TT |
208 | int show, int passed_a_ptr, |
209 | const struct type_print_options *flags) | |
373a8247 | 210 | { |
373a8247 PM |
211 | if (type == 0) |
212 | return; | |
213 | ||
214 | if (TYPE_NAME (type) && show <= 0) | |
215 | return; | |
216 | ||
217 | QUIT; | |
218 | ||
219 | switch (TYPE_CODE (type)) | |
220 | { | |
221 | case TYPE_CODE_PTR: | |
222 | fprintf_filtered (stream, "^"); | |
79d43c61 TT |
223 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1, |
224 | flags); | |
0df8b418 MS |
225 | break; /* Pointer should be handled normally |
226 | in pascal. */ | |
373a8247 | 227 | |
373a8247 PM |
228 | case TYPE_CODE_METHOD: |
229 | if (passed_a_ptr) | |
230 | fprintf_filtered (stream, "("); | |
7022349d PA |
231 | if (TYPE_TARGET_TYPE (type) != NULL |
232 | && TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
373a8247 PM |
233 | { |
234 | fprintf_filtered (stream, "function "); | |
235 | } | |
236 | else | |
237 | { | |
238 | fprintf_filtered (stream, "procedure "); | |
239 | } | |
240 | ||
241 | if (passed_a_ptr) | |
242 | { | |
243 | fprintf_filtered (stream, " "); | |
4bfb94b8 | 244 | pascal_type_print_base (TYPE_SELF_TYPE (type), |
79d43c61 | 245 | stream, 0, passed_a_ptr, flags); |
373a8247 PM |
246 | fprintf_filtered (stream, "::"); |
247 | } | |
248 | break; | |
249 | ||
250 | case TYPE_CODE_REF: | |
79d43c61 TT |
251 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1, |
252 | flags); | |
373a8247 PM |
253 | fprintf_filtered (stream, "&"); |
254 | break; | |
255 | ||
256 | case TYPE_CODE_FUNC: | |
257 | if (passed_a_ptr) | |
258 | fprintf_filtered (stream, "("); | |
259 | ||
7022349d PA |
260 | if (TYPE_TARGET_TYPE (type) != NULL |
261 | && TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
373a8247 PM |
262 | { |
263 | fprintf_filtered (stream, "function "); | |
264 | } | |
265 | else | |
266 | { | |
267 | fprintf_filtered (stream, "procedure "); | |
268 | } | |
269 | ||
270 | break; | |
271 | ||
272 | case TYPE_CODE_ARRAY: | |
273 | if (passed_a_ptr) | |
274 | fprintf_filtered (stream, "("); | |
275 | fprintf_filtered (stream, "array "); | |
d5d6fca5 | 276 | if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0 |
d78df370 | 277 | && !TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type)) |
43bbcdc2 PH |
278 | fprintf_filtered (stream, "[%s..%s] ", |
279 | plongest (TYPE_ARRAY_LOWER_BOUND_VALUE (type)), | |
280 | plongest (TYPE_ARRAY_UPPER_BOUND_VALUE (type))); | |
373a8247 PM |
281 | fprintf_filtered (stream, "of "); |
282 | break; | |
283 | ||
284 | case TYPE_CODE_UNDEF: | |
285 | case TYPE_CODE_STRUCT: | |
286 | case TYPE_CODE_UNION: | |
287 | case TYPE_CODE_ENUM: | |
288 | case TYPE_CODE_INT: | |
289 | case TYPE_CODE_FLT: | |
290 | case TYPE_CODE_VOID: | |
291 | case TYPE_CODE_ERROR: | |
292 | case TYPE_CODE_CHAR: | |
293 | case TYPE_CODE_BOOL: | |
294 | case TYPE_CODE_SET: | |
295 | case TYPE_CODE_RANGE: | |
296 | case TYPE_CODE_STRING: | |
373a8247 PM |
297 | case TYPE_CODE_COMPLEX: |
298 | case TYPE_CODE_TYPEDEF: | |
373a8247 PM |
299 | /* These types need no prefix. They are listed here so that |
300 | gcc -Wall will reveal any types that haven't been handled. */ | |
301 | break; | |
302 | default: | |
8a3fe4f8 | 303 | error (_("type not handled in pascal_type_print_varspec_prefix()")); |
373a8247 PM |
304 | break; |
305 | } | |
306 | } | |
307 | ||
373a8247 | 308 | static void |
79d43c61 TT |
309 | pascal_print_func_args (struct type *type, struct ui_file *stream, |
310 | const struct type_print_options *flags) | |
373a8247 PM |
311 | { |
312 | int i, len = TYPE_NFIELDS (type); | |
ad3bbd48 | 313 | |
373a8247 PM |
314 | if (len) |
315 | { | |
316 | fprintf_filtered (stream, "("); | |
317 | } | |
318 | for (i = 0; i < len; i++) | |
319 | { | |
320 | if (i > 0) | |
321 | { | |
322 | fputs_filtered (", ", stream); | |
323 | wrap_here (" "); | |
324 | } | |
0df8b418 | 325 | /* Can we find if it is a var parameter ?? |
373a8247 PM |
326 | if ( TYPE_FIELD(type, i) == ) |
327 | { | |
328 | fprintf_filtered (stream, "var "); | |
329 | } */ | |
3e43a32a MS |
330 | pascal_print_type (TYPE_FIELD_TYPE (type, i), "" /* TYPE_FIELD_NAME |
331 | seems invalid! */ | |
79d43c61 | 332 | ,stream, -1, 0, flags); |
373a8247 PM |
333 | } |
334 | if (len) | |
335 | { | |
336 | fprintf_filtered (stream, ")"); | |
337 | } | |
338 | } | |
339 | ||
7022349d PA |
340 | /* Helper for pascal_type_print_varspec_suffix to print the suffix of |
341 | a function or method. */ | |
342 | ||
343 | static void | |
344 | pascal_type_print_func_varspec_suffix (struct type *type, struct ui_file *stream, | |
345 | int show, int passed_a_ptr, | |
346 | int demangled_args, | |
347 | const struct type_print_options *flags) | |
348 | { | |
349 | if (TYPE_TARGET_TYPE (type) == NULL | |
350 | || TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
351 | { | |
352 | fprintf_filtered (stream, " : "); | |
353 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), | |
354 | stream, 0, 0, flags); | |
355 | ||
356 | if (TYPE_TARGET_TYPE (type) == NULL) | |
357 | type_print_unknown_return_type (stream); | |
358 | else | |
359 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, 0, | |
360 | flags); | |
361 | ||
362 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, | |
363 | passed_a_ptr, 0, flags); | |
364 | } | |
365 | } | |
366 | ||
373a8247 PM |
367 | /* Print any array sizes, function arguments or close parentheses |
368 | needed after the variable name (to describe its type). | |
369 | Args work like pascal_type_print_varspec_prefix. */ | |
370 | ||
371 | static void | |
fba45db2 KB |
372 | pascal_type_print_varspec_suffix (struct type *type, struct ui_file *stream, |
373 | int show, int passed_a_ptr, | |
79d43c61 TT |
374 | int demangled_args, |
375 | const struct type_print_options *flags) | |
373a8247 PM |
376 | { |
377 | if (type == 0) | |
378 | return; | |
379 | ||
380 | if (TYPE_NAME (type) && show <= 0) | |
381 | return; | |
382 | ||
383 | QUIT; | |
384 | ||
385 | switch (TYPE_CODE (type)) | |
386 | { | |
387 | case TYPE_CODE_ARRAY: | |
388 | if (passed_a_ptr) | |
389 | fprintf_filtered (stream, ")"); | |
390 | break; | |
391 | ||
373a8247 PM |
392 | case TYPE_CODE_METHOD: |
393 | if (passed_a_ptr) | |
394 | fprintf_filtered (stream, ")"); | |
395 | pascal_type_print_method_args ("", | |
396 | "", | |
397 | stream); | |
7022349d PA |
398 | pascal_type_print_func_varspec_suffix (type, stream, show, |
399 | passed_a_ptr, 0, flags); | |
373a8247 PM |
400 | break; |
401 | ||
402 | case TYPE_CODE_PTR: | |
403 | case TYPE_CODE_REF: | |
3e43a32a | 404 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), |
79d43c61 | 405 | stream, 0, 1, 0, flags); |
373a8247 PM |
406 | break; |
407 | ||
408 | case TYPE_CODE_FUNC: | |
409 | if (passed_a_ptr) | |
410 | fprintf_filtered (stream, ")"); | |
411 | if (!demangled_args) | |
79d43c61 | 412 | pascal_print_func_args (type, stream, flags); |
7022349d PA |
413 | pascal_type_print_func_varspec_suffix (type, stream, show, |
414 | passed_a_ptr, 0, flags); | |
373a8247 PM |
415 | break; |
416 | ||
417 | case TYPE_CODE_UNDEF: | |
418 | case TYPE_CODE_STRUCT: | |
419 | case TYPE_CODE_UNION: | |
420 | case TYPE_CODE_ENUM: | |
421 | case TYPE_CODE_INT: | |
422 | case TYPE_CODE_FLT: | |
423 | case TYPE_CODE_VOID: | |
424 | case TYPE_CODE_ERROR: | |
425 | case TYPE_CODE_CHAR: | |
426 | case TYPE_CODE_BOOL: | |
427 | case TYPE_CODE_SET: | |
428 | case TYPE_CODE_RANGE: | |
429 | case TYPE_CODE_STRING: | |
373a8247 PM |
430 | case TYPE_CODE_COMPLEX: |
431 | case TYPE_CODE_TYPEDEF: | |
373a8247 PM |
432 | /* These types do not need a suffix. They are listed so that |
433 | gcc -Wall will report types that may not have been considered. */ | |
434 | break; | |
435 | default: | |
8a3fe4f8 | 436 | error (_("type not handled in pascal_type_print_varspec_suffix()")); |
373a8247 PM |
437 | break; |
438 | } | |
439 | } | |
440 | ||
441 | /* Print the name of the type (or the ultimate pointer target, | |
442 | function value or array element), or the description of a | |
443 | structure or union. | |
444 | ||
445 | SHOW positive means print details about the type (e.g. enum values), | |
446 | and print structure elements passing SHOW - 1 for show. | |
447 | SHOW negative means just print the type name or struct tag if there is one. | |
448 | If there is no name, print something sensible but concise like | |
449 | "struct {...}". | |
450 | SHOW zero means just print the type name or struct tag if there is one. | |
451 | If there is no name, print something sensible but not as concise like | |
452 | "struct {int x; int y;}". | |
453 | ||
454 | LEVEL is the number of spaces to indent by. | |
455 | We increase it for some recursive calls. */ | |
456 | ||
457 | void | |
fba45db2 | 458 | pascal_type_print_base (struct type *type, struct ui_file *stream, int show, |
79d43c61 | 459 | int level, const struct type_print_options *flags) |
373a8247 | 460 | { |
52f0bd74 AC |
461 | int i; |
462 | int len; | |
b4aa388a | 463 | LONGEST lastval; |
373a8247 PM |
464 | enum |
465 | { | |
466 | s_none, s_public, s_private, s_protected | |
467 | } | |
468 | section_type; | |
373a8247 | 469 | |
ad3bbd48 | 470 | QUIT; |
373a8247 PM |
471 | wrap_here (" "); |
472 | if (type == NULL) | |
473 | { | |
7f6aba03 | 474 | fputs_styled ("<type unknown>", metadata_style.style (), stream); |
373a8247 PM |
475 | return; |
476 | } | |
477 | ||
478 | /* void pointer */ | |
3e43a32a MS |
479 | if ((TYPE_CODE (type) == TYPE_CODE_PTR) |
480 | && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_VOID)) | |
373a8247 | 481 | { |
306d9ac5 DC |
482 | fputs_filtered (TYPE_NAME (type) ? TYPE_NAME (type) : "pointer", |
483 | stream); | |
373a8247 PM |
484 | return; |
485 | } | |
486 | /* When SHOW is zero or less, and there is a valid type name, then always | |
487 | just print the type name directly from the type. */ | |
488 | ||
489 | if (show <= 0 | |
490 | && TYPE_NAME (type) != NULL) | |
491 | { | |
492 | fputs_filtered (TYPE_NAME (type), stream); | |
493 | return; | |
494 | } | |
495 | ||
f168693b | 496 | type = check_typedef (type); |
373a8247 PM |
497 | |
498 | switch (TYPE_CODE (type)) | |
499 | { | |
500 | case TYPE_CODE_TYPEDEF: | |
501 | case TYPE_CODE_PTR: | |
373a8247 PM |
502 | case TYPE_CODE_REF: |
503 | /* case TYPE_CODE_FUNC: | |
504 | case TYPE_CODE_METHOD: */ | |
79d43c61 TT |
505 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level, |
506 | flags); | |
373a8247 PM |
507 | break; |
508 | ||
509 | case TYPE_CODE_ARRAY: | |
3e43a32a MS |
510 | /* pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
511 | stream, 0, 0); | |
512 | pascal_type_print_base (TYPE_TARGET_TYPE (type), | |
513 | stream, show, level); | |
514 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), | |
515 | stream, 0, 0, 0); */ | |
79d43c61 | 516 | pascal_print_type (TYPE_TARGET_TYPE (type), NULL, stream, 0, 0, flags); |
373a8247 PM |
517 | break; |
518 | ||
519 | case TYPE_CODE_FUNC: | |
520 | case TYPE_CODE_METHOD: | |
521 | /* | |
522 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); | |
0df8b418 | 523 | only after args !! */ |
373a8247 PM |
524 | break; |
525 | case TYPE_CODE_STRUCT: | |
e86ca25f | 526 | if (TYPE_NAME (type) != NULL) |
373a8247 | 527 | { |
e86ca25f | 528 | fputs_filtered (TYPE_NAME (type), stream); |
373a8247 PM |
529 | fputs_filtered (" = ", stream); |
530 | } | |
531 | if (HAVE_CPLUS_STRUCT (type)) | |
532 | { | |
533 | fprintf_filtered (stream, "class "); | |
534 | } | |
535 | else | |
536 | { | |
537 | fprintf_filtered (stream, "record "); | |
538 | } | |
539 | goto struct_union; | |
540 | ||
541 | case TYPE_CODE_UNION: | |
e86ca25f | 542 | if (TYPE_NAME (type) != NULL) |
373a8247 | 543 | { |
e86ca25f | 544 | fputs_filtered (TYPE_NAME (type), stream); |
373a8247 PM |
545 | fputs_filtered (" = ", stream); |
546 | } | |
547 | fprintf_filtered (stream, "case <?> of "); | |
548 | ||
549 | struct_union: | |
550 | wrap_here (" "); | |
551 | if (show < 0) | |
552 | { | |
553 | /* If we just printed a tag name, no need to print anything else. */ | |
e86ca25f | 554 | if (TYPE_NAME (type) == NULL) |
373a8247 PM |
555 | fprintf_filtered (stream, "{...}"); |
556 | } | |
e86ca25f | 557 | else if (show > 0 || TYPE_NAME (type) == NULL) |
373a8247 PM |
558 | { |
559 | pascal_type_print_derivation_info (stream, type); | |
560 | ||
561 | fprintf_filtered (stream, "\n"); | |
562 | if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) | |
563 | { | |
74a9bb82 | 564 | if (TYPE_STUB (type)) |
373a8247 PM |
565 | fprintfi_filtered (level + 4, stream, "<incomplete type>\n"); |
566 | else | |
567 | fprintfi_filtered (level + 4, stream, "<no data fields>\n"); | |
568 | } | |
569 | ||
570 | /* Start off with no specific section type, so we can print | |
571 | one for the first field we find, and use that section type | |
0df8b418 | 572 | thereafter until we find another type. */ |
373a8247 PM |
573 | |
574 | section_type = s_none; | |
575 | ||
576 | /* If there is a base class for this type, | |
577 | do not print the field that it occupies. */ | |
578 | ||
579 | len = TYPE_NFIELDS (type); | |
580 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
581 | { | |
582 | QUIT; | |
583 | /* Don't print out virtual function table. */ | |
61012eef | 584 | if ((startswith (TYPE_FIELD_NAME (type, i), "_vptr")) |
373a8247 PM |
585 | && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5])) |
586 | continue; | |
587 | ||
588 | /* If this is a pascal object or class we can print the | |
0df8b418 | 589 | various section labels. */ |
373a8247 PM |
590 | |
591 | if (HAVE_CPLUS_STRUCT (type)) | |
592 | { | |
593 | if (TYPE_FIELD_PROTECTED (type, i)) | |
594 | { | |
595 | if (section_type != s_protected) | |
596 | { | |
597 | section_type = s_protected; | |
598 | fprintfi_filtered (level + 2, stream, | |
599 | "protected\n"); | |
600 | } | |
601 | } | |
602 | else if (TYPE_FIELD_PRIVATE (type, i)) | |
603 | { | |
604 | if (section_type != s_private) | |
605 | { | |
606 | section_type = s_private; | |
607 | fprintfi_filtered (level + 2, stream, "private\n"); | |
608 | } | |
609 | } | |
610 | else | |
611 | { | |
612 | if (section_type != s_public) | |
613 | { | |
614 | section_type = s_public; | |
615 | fprintfi_filtered (level + 2, stream, "public\n"); | |
616 | } | |
617 | } | |
618 | } | |
619 | ||
620 | print_spaces_filtered (level + 4, stream); | |
d6a843b5 JK |
621 | if (field_is_static (&TYPE_FIELD (type, i))) |
622 | fprintf_filtered (stream, "static "); | |
373a8247 PM |
623 | pascal_print_type (TYPE_FIELD_TYPE (type, i), |
624 | TYPE_FIELD_NAME (type, i), | |
79d43c61 | 625 | stream, show - 1, level + 4, flags); |
d6a843b5 | 626 | if (!field_is_static (&TYPE_FIELD (type, i)) |
373a8247 PM |
627 | && TYPE_FIELD_PACKED (type, i)) |
628 | { | |
629 | /* It is a bitfield. This code does not attempt | |
630 | to look at the bitpos and reconstruct filler, | |
631 | unnamed fields. This would lead to misleading | |
632 | results if the compiler does not put out fields | |
633 | for such things (I don't know what it does). */ | |
634 | fprintf_filtered (stream, " : %d", | |
635 | TYPE_FIELD_BITSIZE (type, i)); | |
636 | } | |
637 | fprintf_filtered (stream, ";\n"); | |
638 | } | |
639 | ||
0df8b418 | 640 | /* If there are both fields and methods, put a space between. */ |
373a8247 PM |
641 | len = TYPE_NFN_FIELDS (type); |
642 | if (len && section_type != s_none) | |
643 | fprintf_filtered (stream, "\n"); | |
644 | ||
0df8b418 | 645 | /* Object pascal: print out the methods. */ |
373a8247 PM |
646 | |
647 | for (i = 0; i < len; i++) | |
648 | { | |
649 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
650 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
0d5cff50 | 651 | const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); |
9216103f | 652 | |
373a8247 PM |
653 | /* this is GNU C++ specific |
654 | how can we know constructor/destructor? | |
0df8b418 | 655 | It might work for GNU pascal. */ |
373a8247 PM |
656 | for (j = 0; j < len2; j++) |
657 | { | |
1d06ead6 | 658 | const char *physname = TYPE_FN_FIELD_PHYSNAME (f, j); |
373a8247 | 659 | |
61012eef GB |
660 | int is_constructor = (startswith (physname, "__ct__")); |
661 | int is_destructor = (startswith (physname, "__dt__")); | |
373a8247 PM |
662 | |
663 | QUIT; | |
664 | if (TYPE_FN_FIELD_PROTECTED (f, j)) | |
665 | { | |
666 | if (section_type != s_protected) | |
667 | { | |
668 | section_type = s_protected; | |
669 | fprintfi_filtered (level + 2, stream, | |
670 | "protected\n"); | |
671 | } | |
672 | } | |
673 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) | |
674 | { | |
675 | if (section_type != s_private) | |
676 | { | |
677 | section_type = s_private; | |
678 | fprintfi_filtered (level + 2, stream, "private\n"); | |
679 | } | |
680 | } | |
681 | else | |
682 | { | |
683 | if (section_type != s_public) | |
684 | { | |
685 | section_type = s_public; | |
686 | fprintfi_filtered (level + 2, stream, "public\n"); | |
687 | } | |
688 | } | |
689 | ||
690 | print_spaces_filtered (level + 4, stream); | |
691 | if (TYPE_FN_FIELD_STATIC_P (f, j)) | |
692 | fprintf_filtered (stream, "static "); | |
693 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) | |
694 | { | |
695 | /* Keep GDB from crashing here. */ | |
696 | fprintf_filtered (stream, "<undefined type> %s;\n", | |
697 | TYPE_FN_FIELD_PHYSNAME (f, j)); | |
698 | break; | |
699 | } | |
700 | ||
701 | if (is_constructor) | |
702 | { | |
703 | fprintf_filtered (stream, "constructor "); | |
704 | } | |
705 | else if (is_destructor) | |
706 | { | |
707 | fprintf_filtered (stream, "destructor "); | |
708 | } | |
3e9313ab PM |
709 | else if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 |
710 | && TYPE_CODE (TYPE_TARGET_TYPE ( | |
711 | TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID) | |
373a8247 PM |
712 | { |
713 | fprintf_filtered (stream, "function "); | |
714 | } | |
715 | else | |
716 | { | |
717 | fprintf_filtered (stream, "procedure "); | |
718 | } | |
0df8b418 | 719 | /* This does not work, no idea why !! */ |
373a8247 PM |
720 | |
721 | pascal_type_print_method_args (physname, | |
722 | method_name, | |
723 | stream); | |
724 | ||
3e9313ab PM |
725 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 |
726 | && TYPE_CODE (TYPE_TARGET_TYPE ( | |
727 | TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID) | |
373a8247 PM |
728 | { |
729 | fputs_filtered (" : ", stream); | |
730 | type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), | |
731 | "", stream, -1); | |
732 | } | |
733 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) | |
734 | fprintf_filtered (stream, "; virtual"); | |
735 | ||
736 | fprintf_filtered (stream, ";\n"); | |
737 | } | |
738 | } | |
739 | fprintfi_filtered (level, stream, "end"); | |
740 | } | |
741 | break; | |
742 | ||
743 | case TYPE_CODE_ENUM: | |
e86ca25f | 744 | if (TYPE_NAME (type) != NULL) |
373a8247 | 745 | { |
e86ca25f | 746 | fputs_filtered (TYPE_NAME (type), stream); |
373a8247 PM |
747 | if (show > 0) |
748 | fputs_filtered (" ", stream); | |
749 | } | |
750 | /* enum is just defined by | |
0df8b418 | 751 | type enume_name = (enum_member1,enum_member2,...) */ |
373a8247 PM |
752 | fprintf_filtered (stream, " = "); |
753 | wrap_here (" "); | |
754 | if (show < 0) | |
755 | { | |
756 | /* If we just printed a tag name, no need to print anything else. */ | |
e86ca25f | 757 | if (TYPE_NAME (type) == NULL) |
373a8247 PM |
758 | fprintf_filtered (stream, "(...)"); |
759 | } | |
e86ca25f | 760 | else if (show > 0 || TYPE_NAME (type) == NULL) |
373a8247 PM |
761 | { |
762 | fprintf_filtered (stream, "("); | |
763 | len = TYPE_NFIELDS (type); | |
764 | lastval = 0; | |
765 | for (i = 0; i < len; i++) | |
766 | { | |
767 | QUIT; | |
768 | if (i) | |
769 | fprintf_filtered (stream, ", "); | |
770 | wrap_here (" "); | |
771 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
14e75d8e | 772 | if (lastval != TYPE_FIELD_ENUMVAL (type, i)) |
373a8247 | 773 | { |
3e43a32a | 774 | fprintf_filtered (stream, |
14e75d8e JK |
775 | " := %s", |
776 | plongest (TYPE_FIELD_ENUMVAL (type, i))); | |
777 | lastval = TYPE_FIELD_ENUMVAL (type, i); | |
373a8247 PM |
778 | } |
779 | lastval++; | |
780 | } | |
781 | fprintf_filtered (stream, ")"); | |
782 | } | |
783 | break; | |
784 | ||
785 | case TYPE_CODE_VOID: | |
786 | fprintf_filtered (stream, "void"); | |
787 | break; | |
788 | ||
789 | case TYPE_CODE_UNDEF: | |
790 | fprintf_filtered (stream, "record <unknown>"); | |
791 | break; | |
792 | ||
793 | case TYPE_CODE_ERROR: | |
b00fdb78 | 794 | fprintf_filtered (stream, "%s", TYPE_ERROR_NAME (type)); |
373a8247 PM |
795 | break; |
796 | ||
0df8b418 | 797 | /* this probably does not work for enums. */ |
373a8247 PM |
798 | case TYPE_CODE_RANGE: |
799 | { | |
800 | struct type *target = TYPE_TARGET_TYPE (type); | |
ad3bbd48 | 801 | |
373a8247 PM |
802 | print_type_scalar (target, TYPE_LOW_BOUND (type), stream); |
803 | fputs_filtered ("..", stream); | |
804 | print_type_scalar (target, TYPE_HIGH_BOUND (type), stream); | |
805 | } | |
806 | break; | |
807 | ||
808 | case TYPE_CODE_SET: | |
809 | fputs_filtered ("set of ", stream); | |
810 | pascal_print_type (TYPE_INDEX_TYPE (type), "", stream, | |
79d43c61 | 811 | show - 1, level, flags); |
373a8247 PM |
812 | break; |
813 | ||
6604db2e PM |
814 | case TYPE_CODE_STRING: |
815 | fputs_filtered ("String", stream); | |
816 | break; | |
817 | ||
373a8247 PM |
818 | default: |
819 | /* Handle types not explicitly handled by the other cases, | |
820 | such as fundamental types. For these, just print whatever | |
821 | the type name is, as recorded in the type itself. If there | |
0df8b418 | 822 | is no type name, then complain. */ |
373a8247 PM |
823 | if (TYPE_NAME (type) != NULL) |
824 | { | |
825 | fputs_filtered (TYPE_NAME (type), stream); | |
826 | } | |
827 | else | |
828 | { | |
829 | /* At least for dump_symtab, it is important that this not be | |
830 | an error (). */ | |
7f6aba03 TT |
831 | fprintf_styled (stream, metadata_style.style (), |
832 | "<invalid unnamed pascal type code %d>", | |
833 | TYPE_CODE (type)); | |
373a8247 PM |
834 | } |
835 | break; | |
836 | } | |
837 | } |