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373a8247 | 1 | /* Support for printing Pascal types for GDB, the GNU debugger. |
0b302171 | 2 | Copyright (C) 2000-2002, 2006-2012 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 PM |
34 | #include "gdb_string.h" |
35 | #include <errno.h> | |
36 | #include <ctype.h> | |
37 | ||
3e43a32a MS |
38 | static void pascal_type_print_varspec_suffix (struct type *, struct ui_file *, |
39 | int, int, int); | |
373a8247 | 40 | |
3e43a32a MS |
41 | static void pascal_type_print_derivation_info (struct ui_file *, |
42 | struct type *); | |
373a8247 | 43 | |
3e43a32a MS |
44 | void pascal_type_print_varspec_prefix (struct type *, struct ui_file *, |
45 | int, int); | |
373a8247 PM |
46 | \f |
47 | ||
48 | /* LEVEL is the depth to indent lines by. */ | |
49 | ||
50 | void | |
25b524e8 JK |
51 | pascal_print_type (struct type *type, const char *varstring, |
52 | struct ui_file *stream, int show, int level) | |
373a8247 | 53 | { |
52f0bd74 | 54 | enum type_code code; |
373a8247 PM |
55 | int demangled_args; |
56 | ||
57 | code = TYPE_CODE (type); | |
58 | ||
59 | if (show > 0) | |
60 | CHECK_TYPEDEF (type); | |
61 | ||
3e9313ab PM |
62 | if ((code == TYPE_CODE_FUNC |
63 | || code == TYPE_CODE_METHOD)) | |
373a8247 PM |
64 | { |
65 | pascal_type_print_varspec_prefix (type, stream, show, 0); | |
66 | } | |
67 | /* first the name */ | |
68 | fputs_filtered (varstring, stream); | |
69 | ||
3e9313ab PM |
70 | if ((varstring != NULL && *varstring != '\0') |
71 | && !(code == TYPE_CODE_FUNC | |
72 | || code == TYPE_CODE_METHOD)) | |
373a8247 PM |
73 | { |
74 | fputs_filtered (" : ", stream); | |
75 | } | |
76 | ||
3e9313ab PM |
77 | if (!(code == TYPE_CODE_FUNC |
78 | || code == TYPE_CODE_METHOD)) | |
373a8247 PM |
79 | { |
80 | pascal_type_print_varspec_prefix (type, stream, show, 0); | |
81 | } | |
82 | ||
83 | pascal_type_print_base (type, stream, show, level); | |
84 | /* For demangled function names, we have the arglist as part of the name, | |
0df8b418 | 85 | so don't print an additional pair of ()'s. */ |
373a8247 PM |
86 | |
87 | demangled_args = varstring ? strchr (varstring, '(') != NULL : 0; | |
88 | pascal_type_print_varspec_suffix (type, stream, show, 0, demangled_args); | |
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 | { | |
100 | CHECK_TYPEDEF (type); | |
101 | fprintf_filtered (stream, "type "); | |
102 | fprintf_filtered (stream, "%s = ", SYMBOL_PRINT_NAME (new_symbol)); | |
103 | type_print (type, "", stream, 0); | |
104 | fprintf_filtered (stream, ";\n"); | |
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" : ""); | |
143 | name = type_name_no_tag (TYPE_BASECLASS (type, i)); | |
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 | { |
c96d965c MS |
158 | int is_constructor = (strncmp (physname, "__ct__", 6) == 0); |
159 | int is_destructor = (strncmp (physname, "__dt__", 6) == 0); | |
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 KB |
207 | pascal_type_print_varspec_prefix (struct type *type, struct ui_file *stream, |
208 | int show, int passed_a_ptr) | |
373a8247 | 209 | { |
373a8247 PM |
210 | if (type == 0) |
211 | return; | |
212 | ||
213 | if (TYPE_NAME (type) && show <= 0) | |
214 | return; | |
215 | ||
216 | QUIT; | |
217 | ||
218 | switch (TYPE_CODE (type)) | |
219 | { | |
220 | case TYPE_CODE_PTR: | |
221 | fprintf_filtered (stream, "^"); | |
222 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
0df8b418 MS |
223 | break; /* Pointer should be handled normally |
224 | in pascal. */ | |
373a8247 | 225 | |
373a8247 PM |
226 | case TYPE_CODE_METHOD: |
227 | if (passed_a_ptr) | |
228 | fprintf_filtered (stream, "("); | |
229 | if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
230 | { | |
231 | fprintf_filtered (stream, "function "); | |
232 | } | |
233 | else | |
234 | { | |
235 | fprintf_filtered (stream, "procedure "); | |
236 | } | |
237 | ||
238 | if (passed_a_ptr) | |
239 | { | |
240 | fprintf_filtered (stream, " "); | |
3e43a32a MS |
241 | pascal_type_print_base (TYPE_DOMAIN_TYPE (type), |
242 | stream, 0, passed_a_ptr); | |
373a8247 PM |
243 | fprintf_filtered (stream, "::"); |
244 | } | |
245 | break; | |
246 | ||
247 | case TYPE_CODE_REF: | |
248 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); | |
249 | fprintf_filtered (stream, "&"); | |
250 | break; | |
251 | ||
252 | case TYPE_CODE_FUNC: | |
253 | if (passed_a_ptr) | |
254 | fprintf_filtered (stream, "("); | |
255 | ||
256 | if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
257 | { | |
258 | fprintf_filtered (stream, "function "); | |
259 | } | |
260 | else | |
261 | { | |
262 | fprintf_filtered (stream, "procedure "); | |
263 | } | |
264 | ||
265 | break; | |
266 | ||
267 | case TYPE_CODE_ARRAY: | |
268 | if (passed_a_ptr) | |
269 | fprintf_filtered (stream, "("); | |
270 | fprintf_filtered (stream, "array "); | |
d5d6fca5 | 271 | if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0 |
d78df370 | 272 | && !TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type)) |
43bbcdc2 PH |
273 | fprintf_filtered (stream, "[%s..%s] ", |
274 | plongest (TYPE_ARRAY_LOWER_BOUND_VALUE (type)), | |
275 | plongest (TYPE_ARRAY_UPPER_BOUND_VALUE (type))); | |
373a8247 PM |
276 | fprintf_filtered (stream, "of "); |
277 | break; | |
278 | ||
279 | case TYPE_CODE_UNDEF: | |
280 | case TYPE_CODE_STRUCT: | |
281 | case TYPE_CODE_UNION: | |
282 | case TYPE_CODE_ENUM: | |
283 | case TYPE_CODE_INT: | |
284 | case TYPE_CODE_FLT: | |
285 | case TYPE_CODE_VOID: | |
286 | case TYPE_CODE_ERROR: | |
287 | case TYPE_CODE_CHAR: | |
288 | case TYPE_CODE_BOOL: | |
289 | case TYPE_CODE_SET: | |
290 | case TYPE_CODE_RANGE: | |
291 | case TYPE_CODE_STRING: | |
373a8247 PM |
292 | case TYPE_CODE_COMPLEX: |
293 | case TYPE_CODE_TYPEDEF: | |
373a8247 PM |
294 | /* These types need no prefix. They are listed here so that |
295 | gcc -Wall will reveal any types that haven't been handled. */ | |
296 | break; | |
297 | default: | |
8a3fe4f8 | 298 | error (_("type not handled in pascal_type_print_varspec_prefix()")); |
373a8247 PM |
299 | break; |
300 | } | |
301 | } | |
302 | ||
373a8247 PM |
303 | static void |
304 | pascal_print_func_args (struct type *type, struct ui_file *stream) | |
305 | { | |
306 | int i, len = TYPE_NFIELDS (type); | |
ad3bbd48 | 307 | |
373a8247 PM |
308 | if (len) |
309 | { | |
310 | fprintf_filtered (stream, "("); | |
311 | } | |
312 | for (i = 0; i < len; i++) | |
313 | { | |
314 | if (i > 0) | |
315 | { | |
316 | fputs_filtered (", ", stream); | |
317 | wrap_here (" "); | |
318 | } | |
0df8b418 | 319 | /* Can we find if it is a var parameter ?? |
373a8247 PM |
320 | if ( TYPE_FIELD(type, i) == ) |
321 | { | |
322 | fprintf_filtered (stream, "var "); | |
323 | } */ | |
3e43a32a MS |
324 | pascal_print_type (TYPE_FIELD_TYPE (type, i), "" /* TYPE_FIELD_NAME |
325 | seems invalid! */ | |
373a8247 PM |
326 | ,stream, -1, 0); |
327 | } | |
328 | if (len) | |
329 | { | |
330 | fprintf_filtered (stream, ")"); | |
331 | } | |
332 | } | |
333 | ||
334 | /* Print any array sizes, function arguments or close parentheses | |
335 | needed after the variable name (to describe its type). | |
336 | Args work like pascal_type_print_varspec_prefix. */ | |
337 | ||
338 | static void | |
fba45db2 KB |
339 | pascal_type_print_varspec_suffix (struct type *type, struct ui_file *stream, |
340 | int show, int passed_a_ptr, | |
341 | int demangled_args) | |
373a8247 PM |
342 | { |
343 | if (type == 0) | |
344 | return; | |
345 | ||
346 | if (TYPE_NAME (type) && show <= 0) | |
347 | return; | |
348 | ||
349 | QUIT; | |
350 | ||
351 | switch (TYPE_CODE (type)) | |
352 | { | |
353 | case TYPE_CODE_ARRAY: | |
354 | if (passed_a_ptr) | |
355 | fprintf_filtered (stream, ")"); | |
356 | break; | |
357 | ||
373a8247 PM |
358 | case TYPE_CODE_METHOD: |
359 | if (passed_a_ptr) | |
360 | fprintf_filtered (stream, ")"); | |
361 | pascal_type_print_method_args ("", | |
362 | "", | |
363 | stream); | |
373a8247 PM |
364 | if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) |
365 | { | |
366 | fprintf_filtered (stream, " : "); | |
3e43a32a MS |
367 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
368 | stream, 0, 0); | |
373a8247 PM |
369 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, 0); |
370 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, | |
371 | passed_a_ptr, 0); | |
372 | } | |
373 | break; | |
374 | ||
375 | case TYPE_CODE_PTR: | |
376 | case TYPE_CODE_REF: | |
3e43a32a MS |
377 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), |
378 | stream, 0, 1, 0); | |
373a8247 PM |
379 | break; |
380 | ||
381 | case TYPE_CODE_FUNC: | |
382 | if (passed_a_ptr) | |
383 | fprintf_filtered (stream, ")"); | |
384 | if (!demangled_args) | |
385 | pascal_print_func_args (type, stream); | |
386 | if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID) | |
387 | { | |
388 | fprintf_filtered (stream, " : "); | |
3e43a32a MS |
389 | pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
390 | stream, 0, 0); | |
373a8247 PM |
391 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, 0); |
392 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, | |
393 | passed_a_ptr, 0); | |
394 | } | |
395 | break; | |
396 | ||
397 | case TYPE_CODE_UNDEF: | |
398 | case TYPE_CODE_STRUCT: | |
399 | case TYPE_CODE_UNION: | |
400 | case TYPE_CODE_ENUM: | |
401 | case TYPE_CODE_INT: | |
402 | case TYPE_CODE_FLT: | |
403 | case TYPE_CODE_VOID: | |
404 | case TYPE_CODE_ERROR: | |
405 | case TYPE_CODE_CHAR: | |
406 | case TYPE_CODE_BOOL: | |
407 | case TYPE_CODE_SET: | |
408 | case TYPE_CODE_RANGE: | |
409 | case TYPE_CODE_STRING: | |
373a8247 PM |
410 | case TYPE_CODE_COMPLEX: |
411 | case TYPE_CODE_TYPEDEF: | |
373a8247 PM |
412 | /* These types do not need a suffix. They are listed so that |
413 | gcc -Wall will report types that may not have been considered. */ | |
414 | break; | |
415 | default: | |
8a3fe4f8 | 416 | error (_("type not handled in pascal_type_print_varspec_suffix()")); |
373a8247 PM |
417 | break; |
418 | } | |
419 | } | |
420 | ||
421 | /* Print the name of the type (or the ultimate pointer target, | |
422 | function value or array element), or the description of a | |
423 | structure or union. | |
424 | ||
425 | SHOW positive means print details about the type (e.g. enum values), | |
426 | and print structure elements passing SHOW - 1 for show. | |
427 | SHOW negative means just print the type name or struct tag if there is one. | |
428 | If there is no name, print something sensible but concise like | |
429 | "struct {...}". | |
430 | SHOW zero means just print the type name or struct tag if there is one. | |
431 | If there is no name, print something sensible but not as concise like | |
432 | "struct {int x; int y;}". | |
433 | ||
434 | LEVEL is the number of spaces to indent by. | |
435 | We increase it for some recursive calls. */ | |
436 | ||
437 | void | |
fba45db2 KB |
438 | pascal_type_print_base (struct type *type, struct ui_file *stream, int show, |
439 | int level) | |
373a8247 | 440 | { |
52f0bd74 AC |
441 | int i; |
442 | int len; | |
443 | int lastval; | |
373a8247 PM |
444 | enum |
445 | { | |
446 | s_none, s_public, s_private, s_protected | |
447 | } | |
448 | section_type; | |
373a8247 | 449 | |
ad3bbd48 | 450 | QUIT; |
373a8247 PM |
451 | wrap_here (" "); |
452 | if (type == NULL) | |
453 | { | |
454 | fputs_filtered ("<type unknown>", stream); | |
455 | return; | |
456 | } | |
457 | ||
458 | /* void pointer */ | |
3e43a32a MS |
459 | if ((TYPE_CODE (type) == TYPE_CODE_PTR) |
460 | && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_VOID)) | |
373a8247 | 461 | { |
306d9ac5 DC |
462 | fputs_filtered (TYPE_NAME (type) ? TYPE_NAME (type) : "pointer", |
463 | stream); | |
373a8247 PM |
464 | return; |
465 | } | |
466 | /* When SHOW is zero or less, and there is a valid type name, then always | |
467 | just print the type name directly from the type. */ | |
468 | ||
469 | if (show <= 0 | |
470 | && TYPE_NAME (type) != NULL) | |
471 | { | |
472 | fputs_filtered (TYPE_NAME (type), stream); | |
473 | return; | |
474 | } | |
475 | ||
476 | CHECK_TYPEDEF (type); | |
477 | ||
478 | switch (TYPE_CODE (type)) | |
479 | { | |
480 | case TYPE_CODE_TYPEDEF: | |
481 | case TYPE_CODE_PTR: | |
373a8247 PM |
482 | case TYPE_CODE_REF: |
483 | /* case TYPE_CODE_FUNC: | |
484 | case TYPE_CODE_METHOD: */ | |
485 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); | |
486 | break; | |
487 | ||
488 | case TYPE_CODE_ARRAY: | |
3e43a32a MS |
489 | /* pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), |
490 | stream, 0, 0); | |
491 | pascal_type_print_base (TYPE_TARGET_TYPE (type), | |
492 | stream, show, level); | |
493 | pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), | |
494 | stream, 0, 0, 0); */ | |
373a8247 PM |
495 | pascal_print_type (TYPE_TARGET_TYPE (type), NULL, stream, 0, 0); |
496 | break; | |
497 | ||
498 | case TYPE_CODE_FUNC: | |
499 | case TYPE_CODE_METHOD: | |
500 | /* | |
501 | pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); | |
0df8b418 | 502 | only after args !! */ |
373a8247 PM |
503 | break; |
504 | case TYPE_CODE_STRUCT: | |
505 | if (TYPE_TAG_NAME (type) != NULL) | |
506 | { | |
507 | fputs_filtered (TYPE_TAG_NAME (type), stream); | |
508 | fputs_filtered (" = ", stream); | |
509 | } | |
510 | if (HAVE_CPLUS_STRUCT (type)) | |
511 | { | |
512 | fprintf_filtered (stream, "class "); | |
513 | } | |
514 | else | |
515 | { | |
516 | fprintf_filtered (stream, "record "); | |
517 | } | |
518 | goto struct_union; | |
519 | ||
520 | case TYPE_CODE_UNION: | |
521 | if (TYPE_TAG_NAME (type) != NULL) | |
522 | { | |
523 | fputs_filtered (TYPE_TAG_NAME (type), stream); | |
524 | fputs_filtered (" = ", stream); | |
525 | } | |
526 | fprintf_filtered (stream, "case <?> of "); | |
527 | ||
528 | struct_union: | |
529 | wrap_here (" "); | |
530 | if (show < 0) | |
531 | { | |
532 | /* If we just printed a tag name, no need to print anything else. */ | |
533 | if (TYPE_TAG_NAME (type) == NULL) | |
534 | fprintf_filtered (stream, "{...}"); | |
535 | } | |
536 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) | |
537 | { | |
538 | pascal_type_print_derivation_info (stream, type); | |
539 | ||
540 | fprintf_filtered (stream, "\n"); | |
541 | if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) | |
542 | { | |
74a9bb82 | 543 | if (TYPE_STUB (type)) |
373a8247 PM |
544 | fprintfi_filtered (level + 4, stream, "<incomplete type>\n"); |
545 | else | |
546 | fprintfi_filtered (level + 4, stream, "<no data fields>\n"); | |
547 | } | |
548 | ||
549 | /* Start off with no specific section type, so we can print | |
550 | one for the first field we find, and use that section type | |
0df8b418 | 551 | thereafter until we find another type. */ |
373a8247 PM |
552 | |
553 | section_type = s_none; | |
554 | ||
555 | /* If there is a base class for this type, | |
556 | do not print the field that it occupies. */ | |
557 | ||
558 | len = TYPE_NFIELDS (type); | |
559 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) | |
560 | { | |
561 | QUIT; | |
562 | /* Don't print out virtual function table. */ | |
3e9313ab | 563 | if ((strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5) == 0) |
373a8247 PM |
564 | && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5])) |
565 | continue; | |
566 | ||
567 | /* If this is a pascal object or class we can print the | |
0df8b418 | 568 | various section labels. */ |
373a8247 PM |
569 | |
570 | if (HAVE_CPLUS_STRUCT (type)) | |
571 | { | |
572 | if (TYPE_FIELD_PROTECTED (type, i)) | |
573 | { | |
574 | if (section_type != s_protected) | |
575 | { | |
576 | section_type = s_protected; | |
577 | fprintfi_filtered (level + 2, stream, | |
578 | "protected\n"); | |
579 | } | |
580 | } | |
581 | else if (TYPE_FIELD_PRIVATE (type, i)) | |
582 | { | |
583 | if (section_type != s_private) | |
584 | { | |
585 | section_type = s_private; | |
586 | fprintfi_filtered (level + 2, stream, "private\n"); | |
587 | } | |
588 | } | |
589 | else | |
590 | { | |
591 | if (section_type != s_public) | |
592 | { | |
593 | section_type = s_public; | |
594 | fprintfi_filtered (level + 2, stream, "public\n"); | |
595 | } | |
596 | } | |
597 | } | |
598 | ||
599 | print_spaces_filtered (level + 4, stream); | |
d6a843b5 JK |
600 | if (field_is_static (&TYPE_FIELD (type, i))) |
601 | fprintf_filtered (stream, "static "); | |
373a8247 PM |
602 | pascal_print_type (TYPE_FIELD_TYPE (type, i), |
603 | TYPE_FIELD_NAME (type, i), | |
604 | stream, show - 1, level + 4); | |
d6a843b5 | 605 | if (!field_is_static (&TYPE_FIELD (type, i)) |
373a8247 PM |
606 | && TYPE_FIELD_PACKED (type, i)) |
607 | { | |
608 | /* It is a bitfield. This code does not attempt | |
609 | to look at the bitpos and reconstruct filler, | |
610 | unnamed fields. This would lead to misleading | |
611 | results if the compiler does not put out fields | |
612 | for such things (I don't know what it does). */ | |
613 | fprintf_filtered (stream, " : %d", | |
614 | TYPE_FIELD_BITSIZE (type, i)); | |
615 | } | |
616 | fprintf_filtered (stream, ";\n"); | |
617 | } | |
618 | ||
0df8b418 | 619 | /* If there are both fields and methods, put a space between. */ |
373a8247 PM |
620 | len = TYPE_NFN_FIELDS (type); |
621 | if (len && section_type != s_none) | |
622 | fprintf_filtered (stream, "\n"); | |
623 | ||
0df8b418 | 624 | /* Object pascal: print out the methods. */ |
373a8247 PM |
625 | |
626 | for (i = 0; i < len; i++) | |
627 | { | |
628 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); | |
629 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); | |
0d5cff50 | 630 | const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); |
9216103f | 631 | |
373a8247 PM |
632 | /* this is GNU C++ specific |
633 | how can we know constructor/destructor? | |
0df8b418 | 634 | It might work for GNU pascal. */ |
373a8247 PM |
635 | for (j = 0; j < len2; j++) |
636 | { | |
1d06ead6 | 637 | const char *physname = TYPE_FN_FIELD_PHYSNAME (f, j); |
373a8247 | 638 | |
3e9313ab PM |
639 | int is_constructor = (strncmp (physname, "__ct__", 6) == 0); |
640 | int is_destructor = (strncmp (physname, "__dt__", 6) == 0); | |
373a8247 PM |
641 | |
642 | QUIT; | |
643 | if (TYPE_FN_FIELD_PROTECTED (f, j)) | |
644 | { | |
645 | if (section_type != s_protected) | |
646 | { | |
647 | section_type = s_protected; | |
648 | fprintfi_filtered (level + 2, stream, | |
649 | "protected\n"); | |
650 | } | |
651 | } | |
652 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) | |
653 | { | |
654 | if (section_type != s_private) | |
655 | { | |
656 | section_type = s_private; | |
657 | fprintfi_filtered (level + 2, stream, "private\n"); | |
658 | } | |
659 | } | |
660 | else | |
661 | { | |
662 | if (section_type != s_public) | |
663 | { | |
664 | section_type = s_public; | |
665 | fprintfi_filtered (level + 2, stream, "public\n"); | |
666 | } | |
667 | } | |
668 | ||
669 | print_spaces_filtered (level + 4, stream); | |
670 | if (TYPE_FN_FIELD_STATIC_P (f, j)) | |
671 | fprintf_filtered (stream, "static "); | |
672 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) | |
673 | { | |
674 | /* Keep GDB from crashing here. */ | |
675 | fprintf_filtered (stream, "<undefined type> %s;\n", | |
676 | TYPE_FN_FIELD_PHYSNAME (f, j)); | |
677 | break; | |
678 | } | |
679 | ||
680 | if (is_constructor) | |
681 | { | |
682 | fprintf_filtered (stream, "constructor "); | |
683 | } | |
684 | else if (is_destructor) | |
685 | { | |
686 | fprintf_filtered (stream, "destructor "); | |
687 | } | |
3e9313ab PM |
688 | else if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 |
689 | && TYPE_CODE (TYPE_TARGET_TYPE ( | |
690 | TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID) | |
373a8247 PM |
691 | { |
692 | fprintf_filtered (stream, "function "); | |
693 | } | |
694 | else | |
695 | { | |
696 | fprintf_filtered (stream, "procedure "); | |
697 | } | |
0df8b418 | 698 | /* This does not work, no idea why !! */ |
373a8247 PM |
699 | |
700 | pascal_type_print_method_args (physname, | |
701 | method_name, | |
702 | stream); | |
703 | ||
3e9313ab PM |
704 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 |
705 | && TYPE_CODE (TYPE_TARGET_TYPE ( | |
706 | TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID) | |
373a8247 PM |
707 | { |
708 | fputs_filtered (" : ", stream); | |
709 | type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), | |
710 | "", stream, -1); | |
711 | } | |
712 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) | |
713 | fprintf_filtered (stream, "; virtual"); | |
714 | ||
715 | fprintf_filtered (stream, ";\n"); | |
716 | } | |
717 | } | |
718 | fprintfi_filtered (level, stream, "end"); | |
719 | } | |
720 | break; | |
721 | ||
722 | case TYPE_CODE_ENUM: | |
723 | if (TYPE_TAG_NAME (type) != NULL) | |
724 | { | |
725 | fputs_filtered (TYPE_TAG_NAME (type), stream); | |
726 | if (show > 0) | |
727 | fputs_filtered (" ", stream); | |
728 | } | |
729 | /* enum is just defined by | |
0df8b418 | 730 | type enume_name = (enum_member1,enum_member2,...) */ |
373a8247 PM |
731 | fprintf_filtered (stream, " = "); |
732 | wrap_here (" "); | |
733 | if (show < 0) | |
734 | { | |
735 | /* If we just printed a tag name, no need to print anything else. */ | |
736 | if (TYPE_TAG_NAME (type) == NULL) | |
737 | fprintf_filtered (stream, "(...)"); | |
738 | } | |
739 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) | |
740 | { | |
741 | fprintf_filtered (stream, "("); | |
742 | len = TYPE_NFIELDS (type); | |
743 | lastval = 0; | |
744 | for (i = 0; i < len; i++) | |
745 | { | |
746 | QUIT; | |
747 | if (i) | |
748 | fprintf_filtered (stream, ", "); | |
749 | wrap_here (" "); | |
750 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
14e75d8e | 751 | if (lastval != TYPE_FIELD_ENUMVAL (type, i)) |
373a8247 | 752 | { |
3e43a32a | 753 | fprintf_filtered (stream, |
14e75d8e JK |
754 | " := %s", |
755 | plongest (TYPE_FIELD_ENUMVAL (type, i))); | |
756 | lastval = TYPE_FIELD_ENUMVAL (type, i); | |
373a8247 PM |
757 | } |
758 | lastval++; | |
759 | } | |
760 | fprintf_filtered (stream, ")"); | |
761 | } | |
762 | break; | |
763 | ||
764 | case TYPE_CODE_VOID: | |
765 | fprintf_filtered (stream, "void"); | |
766 | break; | |
767 | ||
768 | case TYPE_CODE_UNDEF: | |
769 | fprintf_filtered (stream, "record <unknown>"); | |
770 | break; | |
771 | ||
772 | case TYPE_CODE_ERROR: | |
b00fdb78 | 773 | fprintf_filtered (stream, "%s", TYPE_ERROR_NAME (type)); |
373a8247 PM |
774 | break; |
775 | ||
0df8b418 | 776 | /* this probably does not work for enums. */ |
373a8247 PM |
777 | case TYPE_CODE_RANGE: |
778 | { | |
779 | struct type *target = TYPE_TARGET_TYPE (type); | |
ad3bbd48 | 780 | |
373a8247 PM |
781 | print_type_scalar (target, TYPE_LOW_BOUND (type), stream); |
782 | fputs_filtered ("..", stream); | |
783 | print_type_scalar (target, TYPE_HIGH_BOUND (type), stream); | |
784 | } | |
785 | break; | |
786 | ||
787 | case TYPE_CODE_SET: | |
788 | fputs_filtered ("set of ", stream); | |
789 | pascal_print_type (TYPE_INDEX_TYPE (type), "", stream, | |
790 | show - 1, level); | |
791 | break; | |
792 | ||
6604db2e PM |
793 | case TYPE_CODE_STRING: |
794 | fputs_filtered ("String", stream); | |
795 | break; | |
796 | ||
373a8247 PM |
797 | default: |
798 | /* Handle types not explicitly handled by the other cases, | |
799 | such as fundamental types. For these, just print whatever | |
800 | the type name is, as recorded in the type itself. If there | |
0df8b418 | 801 | is no type name, then complain. */ |
373a8247 PM |
802 | if (TYPE_NAME (type) != NULL) |
803 | { | |
804 | fputs_filtered (TYPE_NAME (type), stream); | |
805 | } | |
806 | else | |
807 | { | |
808 | /* At least for dump_symtab, it is important that this not be | |
809 | an error (). */ | |
810 | fprintf_filtered (stream, "<invalid unnamed pascal type code %d>", | |
811 | TYPE_CODE (type)); | |
812 | } | |
813 | break; | |
814 | } | |
815 | } |