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c906108c | 1 | /* Language independent support for printing types for GDB, the GNU debugger. |
1bac305b | 2 | |
c5a57081 | 3 | Copyright (C) 1986, 1988-1989, 1991-1995, 1998-2001, 2003, 2006-2012 |
4c38e0a4 | 4 | Free Software Foundation, Inc. |
c906108c | 5 | |
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 11 | (at your option) any later version. |
c906108c | 12 | |
c5aa993b JM |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
c906108c | 17 | |
c5aa993b | 18 | You should have received a copy of the GNU General Public License |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
20 | |
21 | #include "defs.h" | |
04ea0df1 | 22 | #include "gdb_obstack.h" |
c906108c SS |
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 "command.h" | |
30 | #include "gdbcmd.h" | |
31 | #include "target.h" | |
32 | #include "language.h" | |
015a42b4 | 33 | #include "cp-abi.h" |
b9362cc7 | 34 | #include "typeprint.h" |
c906108c | 35 | #include "gdb_string.h" |
ae6a3a4c | 36 | #include "exceptions.h" |
79a45b7d | 37 | #include "valprint.h" |
c906108c | 38 | #include <errno.h> |
53342f27 TT |
39 | #include <ctype.h> |
40 | #include "cli/cli-utils.h" | |
c906108c | 41 | |
a14ed312 | 42 | extern void _initialize_typeprint (void); |
392a587b | 43 | |
a14ed312 | 44 | static void ptype_command (char *, int); |
c906108c | 45 | |
a14ed312 | 46 | static void whatis_command (char *, int); |
c906108c | 47 | |
a14ed312 | 48 | static void whatis_exp (char *, int); |
c906108c | 49 | |
79d43c61 TT |
50 | const struct type_print_options type_print_raw_options = |
51 | { | |
53342f27 TT |
52 | 1, /* raw */ |
53 | 1, /* print_methods */ | |
bd69fc68 TT |
54 | 1, /* print_typedefs */ |
55 | NULL /* local_typedefs */ | |
79d43c61 TT |
56 | }; |
57 | ||
58 | /* The default flags for 'ptype' and 'whatis'. */ | |
59 | ||
60 | static struct type_print_options default_ptype_flags = | |
61 | { | |
53342f27 TT |
62 | 0, /* raw */ |
63 | 1, /* print_methods */ | |
bd69fc68 TT |
64 | 1, /* print_typedefs */ |
65 | NULL /* local_typedefs */ | |
79d43c61 | 66 | }; |
5c6ce71d | 67 | |
53342f27 TT |
68 | \f |
69 | ||
bd69fc68 TT |
70 | /* A hash table holding typedef_field objects. This is more |
71 | complicated than an ordinary hash because it must also track the | |
72 | lifetime of some -- but not all -- of the contained objects. */ | |
73 | ||
74 | struct typedef_hash_table | |
75 | { | |
76 | /* The actual hash table. */ | |
77 | htab_t table; | |
78 | ||
79 | /* Storage for typedef_field objects that must be synthesized. */ | |
80 | struct obstack storage; | |
81 | }; | |
82 | ||
83 | /* A hash function for a typedef_field. */ | |
84 | ||
85 | static hashval_t | |
86 | hash_typedef_field (const void *p) | |
87 | { | |
88 | const struct typedef_field *tf = p; | |
89 | struct type *t = check_typedef (tf->type); | |
90 | ||
91 | return htab_hash_string (TYPE_SAFE_NAME (t)); | |
92 | } | |
93 | ||
94 | /* An equality function for a typedef field. */ | |
95 | ||
96 | static int | |
97 | eq_typedef_field (const void *a, const void *b) | |
98 | { | |
99 | const struct typedef_field *tfa = a; | |
100 | const struct typedef_field *tfb = b; | |
101 | ||
102 | return types_equal (tfa->type, tfb->type); | |
103 | } | |
104 | ||
105 | /* Add typedefs from T to the hash table TABLE. */ | |
106 | ||
107 | void | |
108 | recursively_update_typedef_hash (struct typedef_hash_table *table, | |
109 | struct type *t) | |
110 | { | |
111 | int i; | |
112 | ||
113 | if (table == NULL) | |
114 | return; | |
115 | ||
116 | for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (t); ++i) | |
117 | { | |
118 | struct typedef_field *tdef = &TYPE_TYPEDEF_FIELD (t, i); | |
119 | void **slot; | |
120 | ||
121 | slot = htab_find_slot (table->table, tdef, INSERT); | |
122 | /* Only add a given typedef name once. Really this shouldn't | |
123 | happen; but it is safe enough to do the updates breadth-first | |
124 | and thus use the most specific typedef. */ | |
125 | if (*slot == NULL) | |
126 | *slot = tdef; | |
127 | } | |
128 | ||
129 | /* Recurse into superclasses. */ | |
130 | for (i = 0; i < TYPE_N_BASECLASSES (t); ++i) | |
131 | recursively_update_typedef_hash (table, TYPE_BASECLASS (t, i)); | |
132 | } | |
133 | ||
134 | /* Add template parameters from T to the typedef hash TABLE. */ | |
135 | ||
136 | void | |
137 | add_template_parameters (struct typedef_hash_table *table, struct type *t) | |
138 | { | |
139 | int i; | |
140 | ||
141 | if (table == NULL) | |
142 | return; | |
143 | ||
144 | for (i = 0; i < TYPE_N_TEMPLATE_ARGUMENTS (t); ++i) | |
145 | { | |
146 | struct typedef_field *tf; | |
147 | void **slot; | |
148 | ||
149 | /* We only want type-valued template parameters in the hash. */ | |
150 | if (SYMBOL_CLASS (TYPE_TEMPLATE_ARGUMENT (t, i)) != LOC_TYPEDEF) | |
151 | continue; | |
152 | ||
153 | tf = XOBNEW (&table->storage, struct typedef_field); | |
154 | tf->name = SYMBOL_LINKAGE_NAME (TYPE_TEMPLATE_ARGUMENT (t, i)); | |
155 | tf->type = SYMBOL_TYPE (TYPE_TEMPLATE_ARGUMENT (t, i)); | |
156 | ||
157 | slot = htab_find_slot (table->table, tf, INSERT); | |
158 | if (*slot == NULL) | |
159 | *slot = tf; | |
160 | } | |
161 | } | |
162 | ||
163 | /* Create a new typedef-lookup hash table. */ | |
164 | ||
165 | struct typedef_hash_table * | |
166 | create_typedef_hash (void) | |
167 | { | |
168 | struct typedef_hash_table *result; | |
169 | ||
170 | result = XNEW (struct typedef_hash_table); | |
171 | result->table = htab_create_alloc (10, hash_typedef_field, eq_typedef_field, | |
172 | NULL, xcalloc, xfree); | |
173 | obstack_init (&result->storage); | |
174 | ||
175 | return result; | |
176 | } | |
177 | ||
178 | /* Free a typedef field table. */ | |
179 | ||
180 | void | |
181 | free_typedef_hash (struct typedef_hash_table *table) | |
182 | { | |
183 | if (table != NULL) | |
184 | { | |
185 | htab_delete (table->table); | |
186 | obstack_free (&table->storage, NULL); | |
187 | xfree (table); | |
188 | } | |
189 | } | |
190 | ||
191 | /* A cleanup for freeing a typedef_hash_table. */ | |
192 | ||
193 | static void | |
194 | do_free_typedef_hash (void *arg) | |
195 | { | |
196 | free_typedef_hash (arg); | |
197 | } | |
198 | ||
199 | /* Return a new cleanup that frees TABLE. */ | |
200 | ||
201 | struct cleanup * | |
202 | make_cleanup_free_typedef_hash (struct typedef_hash_table *table) | |
203 | { | |
204 | return make_cleanup (do_free_typedef_hash, table); | |
205 | } | |
206 | ||
207 | /* Helper function for copy_typedef_hash. */ | |
208 | ||
209 | static int | |
210 | copy_typedef_hash_element (void **slot, void *nt) | |
211 | { | |
212 | htab_t new_table = nt; | |
213 | void **new_slot; | |
214 | ||
215 | new_slot = htab_find_slot (new_table, *slot, INSERT); | |
216 | if (*new_slot == NULL) | |
217 | *new_slot = *slot; | |
218 | ||
219 | return 1; | |
220 | } | |
221 | ||
222 | /* Copy a typedef hash. */ | |
223 | ||
224 | struct typedef_hash_table * | |
225 | copy_typedef_hash (struct typedef_hash_table *table) | |
226 | { | |
227 | struct typedef_hash_table *result; | |
228 | ||
229 | if (table == NULL) | |
230 | return NULL; | |
231 | ||
232 | result = create_typedef_hash (); | |
233 | htab_traverse_noresize (table->table, copy_typedef_hash_element, | |
234 | result->table); | |
235 | return result; | |
236 | } | |
237 | ||
238 | /* Look up the type T in the typedef hash table in with FLAGS. If T | |
239 | is in the table, return its short (class-relative) typedef name. | |
240 | Otherwise return NULL. If the table is NULL, this always returns | |
241 | NULL. */ | |
242 | ||
243 | const char * | |
244 | find_typedef_in_hash (const struct type_print_options *flags, struct type *t) | |
245 | { | |
246 | struct typedef_field tf, *found; | |
247 | ||
248 | if (flags->local_typedefs == NULL) | |
249 | return NULL; | |
250 | ||
251 | tf.name = NULL; | |
252 | tf.type = t; | |
253 | found = htab_find (flags->local_typedefs->table, &tf); | |
254 | ||
255 | return found == NULL ? NULL : found->name; | |
256 | } | |
257 | ||
258 | \f | |
259 | ||
a5238fbc PM |
260 | /* Print a description of a type in the format of a |
261 | typedef for the current language. | |
c378eb4e | 262 | NEW is the new name for a type TYPE. */ |
a5238fbc PM |
263 | |
264 | void | |
265 | typedef_print (struct type *type, struct symbol *new, struct ui_file *stream) | |
266 | { | |
5c6ce71d TT |
267 | LA_PRINT_TYPEDEF (type, new, stream); |
268 | } | |
269 | ||
270 | /* The default way to print a typedef. */ | |
271 | ||
272 | void | |
273 | default_print_typedef (struct type *type, struct symbol *new_symbol, | |
274 | struct ui_file *stream) | |
275 | { | |
276 | error (_("Language not supported.")); | |
a5238fbc PM |
277 | } |
278 | ||
c906108c SS |
279 | /* Print a description of a type TYPE in the form of a declaration of a |
280 | variable named VARSTRING. (VARSTRING is demangled if necessary.) | |
281 | Output goes to STREAM (via stdio). | |
282 | If SHOW is positive, we show the contents of the outermost level | |
283 | of structure even if there is a type name that could be used instead. | |
284 | If SHOW is negative, we never show the details of elements' types. */ | |
285 | ||
286 | void | |
0d5cff50 | 287 | type_print (struct type *type, const char *varstring, struct ui_file *stream, |
fba45db2 | 288 | int show) |
c906108c | 289 | { |
79d43c61 | 290 | LA_PRINT_TYPE (type, varstring, stream, show, 0, &default_ptype_flags); |
c906108c SS |
291 | } |
292 | ||
ae6a3a4c TJB |
293 | /* Print TYPE to a string, returning it. The caller is responsible for |
294 | freeing the string. */ | |
295 | ||
296 | char * | |
297 | type_to_string (struct type *type) | |
298 | { | |
299 | char *s = NULL; | |
ae6a3a4c TJB |
300 | struct ui_file *stb; |
301 | struct cleanup *old_chain; | |
302 | volatile struct gdb_exception except; | |
303 | ||
304 | stb = mem_fileopen (); | |
305 | old_chain = make_cleanup_ui_file_delete (stb); | |
306 | ||
307 | TRY_CATCH (except, RETURN_MASK_ALL) | |
308 | { | |
309 | type_print (type, "", stb, -1); | |
759ef836 | 310 | s = ui_file_xstrdup (stb, NULL); |
ae6a3a4c TJB |
311 | } |
312 | if (except.reason < 0) | |
313 | s = NULL; | |
314 | ||
315 | do_cleanups (old_chain); | |
316 | ||
317 | return s; | |
318 | } | |
319 | ||
c906108c SS |
320 | /* Print type of EXP, or last thing in value history if EXP == NULL. |
321 | show is passed to type_print. */ | |
322 | ||
323 | static void | |
fba45db2 | 324 | whatis_exp (char *exp, int show) |
c906108c SS |
325 | { |
326 | struct expression *expr; | |
3d6d86c6 | 327 | struct value *val; |
52f0bd74 | 328 | struct cleanup *old_chain = NULL; |
c5aa993b | 329 | struct type *real_type = NULL; |
070ad9f0 | 330 | struct type *type; |
c906108c SS |
331 | int full = 0; |
332 | int top = -1; | |
333 | int using_enc = 0; | |
79a45b7d | 334 | struct value_print_options opts; |
53342f27 | 335 | struct type_print_options flags = default_ptype_flags; |
c906108c SS |
336 | |
337 | if (exp) | |
338 | { | |
53342f27 TT |
339 | if (*exp == '/') |
340 | { | |
341 | int seen_one = 0; | |
342 | ||
343 | for (++exp; *exp && !isspace (*exp); ++exp) | |
344 | { | |
345 | switch (*exp) | |
346 | { | |
347 | case 'r': | |
348 | flags.raw = 1; | |
349 | break; | |
350 | case 'm': | |
351 | flags.print_methods = 0; | |
352 | break; | |
353 | case 'M': | |
354 | flags.print_methods = 1; | |
355 | break; | |
356 | case 't': | |
357 | flags.print_typedefs = 0; | |
358 | break; | |
359 | case 'T': | |
360 | flags.print_typedefs = 1; | |
361 | break; | |
362 | default: | |
363 | error (_("unrecognized flag '%c'"), *exp); | |
364 | } | |
365 | seen_one = 1; | |
366 | } | |
367 | ||
368 | if (!*exp && !seen_one) | |
369 | error (_("flag expected")); | |
370 | if (!isspace (*exp)) | |
371 | error (_("expected space after format")); | |
372 | exp = skip_spaces (exp); | |
373 | } | |
374 | ||
c906108c | 375 | expr = parse_expression (exp); |
c13c43fd | 376 | old_chain = make_cleanup (free_current_contents, &expr); |
c906108c SS |
377 | val = evaluate_type (expr); |
378 | } | |
379 | else | |
380 | val = access_value_history (0); | |
381 | ||
df407dfe | 382 | type = value_type (val); |
070ad9f0 | 383 | |
79a45b7d TT |
384 | get_user_print_options (&opts); |
385 | if (opts.objectprint) | |
070ad9f0 | 386 | { |
41808ebe DE |
387 | if (((TYPE_CODE (type) == TYPE_CODE_PTR) |
388 | || (TYPE_CODE (type) == TYPE_CODE_REF)) | |
389 | && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_CLASS)) | |
dfcee124 | 390 | real_type = value_rtti_indirect_type (val, &full, &top, &using_enc); |
070ad9f0 | 391 | else if (TYPE_CODE (type) == TYPE_CODE_CLASS) |
41808ebe | 392 | real_type = value_rtti_type (val, &full, &top, &using_enc); |
070ad9f0 | 393 | } |
c906108c SS |
394 | |
395 | printf_filtered ("type = "); | |
396 | ||
070ad9f0 DB |
397 | if (real_type) |
398 | { | |
399 | printf_filtered ("/* real type = "); | |
400 | type_print (real_type, "", gdb_stdout, -1); | |
401 | if (! full) | |
402 | printf_filtered (" (incomplete object)"); | |
403 | printf_filtered (" */\n"); | |
404 | } | |
c906108c | 405 | |
53342f27 | 406 | LA_PRINT_TYPE (type, "", gdb_stdout, show, 0, &flags); |
c906108c SS |
407 | printf_filtered ("\n"); |
408 | ||
409 | if (exp) | |
410 | do_cleanups (old_chain); | |
411 | } | |
412 | ||
c906108c | 413 | static void |
fba45db2 | 414 | whatis_command (char *exp, int from_tty) |
c906108c SS |
415 | { |
416 | /* Most of the time users do not want to see all the fields | |
417 | in a structure. If they do they can use the "ptype" command. | |
418 | Hence the "-1" below. */ | |
419 | whatis_exp (exp, -1); | |
420 | } | |
421 | ||
c906108c SS |
422 | /* TYPENAME is either the name of a type, or an expression. */ |
423 | ||
c906108c | 424 | static void |
fba45db2 | 425 | ptype_command (char *typename, int from_tty) |
c906108c | 426 | { |
d843c49c | 427 | whatis_exp (typename, 1); |
c906108c SS |
428 | } |
429 | ||
430 | /* Print integral scalar data VAL, of type TYPE, onto stdio stream STREAM. | |
431 | Used to print data from type structures in a specified type. For example, | |
432 | array bounds may be characters or booleans in some languages, and this | |
433 | allows the ranges to be printed in their "natural" form rather than as | |
434 | decimal integer values. | |
435 | ||
436 | FIXME: This is here simply because only the type printing routines | |
437 | currently use it, and it wasn't clear if it really belonged somewhere | |
438 | else (like printcmd.c). There are a lot of other gdb routines that do | |
439 | something similar, but they are generally concerned with printing values | |
41808ebe | 440 | that come from the inferior in target byte order and target size. */ |
c906108c SS |
441 | |
442 | void | |
fba45db2 | 443 | print_type_scalar (struct type *type, LONGEST val, struct ui_file *stream) |
c906108c SS |
444 | { |
445 | unsigned int i; | |
446 | unsigned len; | |
447 | ||
448 | CHECK_TYPEDEF (type); | |
449 | ||
450 | switch (TYPE_CODE (type)) | |
451 | { | |
452 | ||
453 | case TYPE_CODE_ENUM: | |
454 | len = TYPE_NFIELDS (type); | |
455 | for (i = 0; i < len; i++) | |
456 | { | |
14e75d8e | 457 | if (TYPE_FIELD_ENUMVAL (type, i) == val) |
c906108c SS |
458 | { |
459 | break; | |
460 | } | |
461 | } | |
462 | if (i < len) | |
463 | { | |
464 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); | |
465 | } | |
466 | else | |
467 | { | |
468 | print_longest (stream, 'd', 0, val); | |
469 | } | |
470 | break; | |
471 | ||
472 | case TYPE_CODE_INT: | |
473 | print_longest (stream, TYPE_UNSIGNED (type) ? 'u' : 'd', 0, val); | |
474 | break; | |
475 | ||
476 | case TYPE_CODE_CHAR: | |
6c7a06a3 | 477 | LA_PRINT_CHAR ((unsigned char) val, type, stream); |
c906108c SS |
478 | break; |
479 | ||
480 | case TYPE_CODE_BOOL: | |
481 | fprintf_filtered (stream, val ? "TRUE" : "FALSE"); | |
482 | break; | |
483 | ||
484 | case TYPE_CODE_RANGE: | |
485 | print_type_scalar (TYPE_TARGET_TYPE (type), val, stream); | |
486 | return; | |
487 | ||
488 | case TYPE_CODE_UNDEF: | |
489 | case TYPE_CODE_PTR: | |
490 | case TYPE_CODE_ARRAY: | |
491 | case TYPE_CODE_STRUCT: | |
492 | case TYPE_CODE_UNION: | |
493 | case TYPE_CODE_FUNC: | |
494 | case TYPE_CODE_FLT: | |
495 | case TYPE_CODE_VOID: | |
496 | case TYPE_CODE_SET: | |
497 | case TYPE_CODE_STRING: | |
498 | case TYPE_CODE_ERROR: | |
0d5de010 DJ |
499 | case TYPE_CODE_MEMBERPTR: |
500 | case TYPE_CODE_METHODPTR: | |
c906108c SS |
501 | case TYPE_CODE_METHOD: |
502 | case TYPE_CODE_REF: | |
5c4e30ca | 503 | case TYPE_CODE_NAMESPACE: |
8a3fe4f8 | 504 | error (_("internal error: unhandled type in print_type_scalar")); |
c906108c SS |
505 | break; |
506 | ||
507 | default: | |
8a3fe4f8 | 508 | error (_("Invalid type code in symbol table.")); |
c906108c SS |
509 | } |
510 | gdb_flush (stream); | |
511 | } | |
512 | ||
c906108c SS |
513 | /* Dump details of a type specified either directly or indirectly. |
514 | Uses the same sort of type lookup mechanism as ptype_command() | |
41808ebe | 515 | and whatis_command(). */ |
c906108c SS |
516 | |
517 | void | |
fba45db2 | 518 | maintenance_print_type (char *typename, int from_tty) |
c906108c | 519 | { |
3d6d86c6 | 520 | struct value *val; |
52f0bd74 AC |
521 | struct type *type; |
522 | struct cleanup *old_chain; | |
c906108c SS |
523 | struct expression *expr; |
524 | ||
525 | if (typename != NULL) | |
c5aa993b JM |
526 | { |
527 | expr = parse_expression (typename); | |
c13c43fd | 528 | old_chain = make_cleanup (free_current_contents, &expr); |
c5aa993b JM |
529 | if (expr->elts[0].opcode == OP_TYPE) |
530 | { | |
c378eb4e | 531 | /* The user expression names a type directly, just use that type. */ |
c5aa993b JM |
532 | type = expr->elts[1].type; |
533 | } | |
534 | else | |
535 | { | |
536 | /* The user expression may name a type indirectly by naming an | |
c378eb4e | 537 | object of that type. Find that indirectly named type. */ |
c5aa993b | 538 | val = evaluate_type (expr); |
df407dfe | 539 | type = value_type (val); |
c5aa993b JM |
540 | } |
541 | if (type != NULL) | |
542 | { | |
543 | recursive_dump_type (type, 0); | |
544 | } | |
545 | do_cleanups (old_chain); | |
546 | } | |
c906108c | 547 | } |
c906108c | 548 | \f |
c5aa993b | 549 | |
53342f27 TT |
550 | struct cmd_list_element *setprinttypelist; |
551 | ||
552 | struct cmd_list_element *showprinttypelist; | |
553 | ||
554 | static void | |
555 | set_print_type (char *arg, int from_tty) | |
556 | { | |
557 | printf_unfiltered ( | |
558 | "\"set print type\" must be followed by the name of a subcommand.\n"); | |
559 | help_list (setprintlist, "set print type ", -1, gdb_stdout); | |
560 | } | |
561 | ||
562 | static void | |
563 | show_print_type (char *args, int from_tty) | |
564 | { | |
565 | cmd_show_list (showprinttypelist, from_tty, ""); | |
566 | } | |
567 | ||
568 | static int print_methods = 1; | |
569 | ||
570 | static void | |
571 | set_print_type_methods (char *args, int from_tty, struct cmd_list_element *c) | |
572 | { | |
573 | default_ptype_flags.print_methods = print_methods; | |
574 | } | |
575 | ||
576 | static void | |
577 | show_print_type_methods (struct ui_file *file, int from_tty, | |
578 | struct cmd_list_element *c, const char *value) | |
579 | { | |
580 | fprintf_filtered (file, _("Printing of methods defined in a class in %s\n"), | |
581 | value); | |
582 | } | |
583 | ||
584 | static int print_typedefs = 1; | |
585 | ||
586 | static void | |
587 | set_print_type_typedefs (char *args, int from_tty, struct cmd_list_element *c) | |
588 | { | |
589 | default_ptype_flags.print_typedefs = print_typedefs; | |
590 | } | |
591 | ||
592 | static void | |
593 | show_print_type_typedefs (struct ui_file *file, int from_tty, | |
594 | struct cmd_list_element *c, const char *value) | |
595 | { | |
596 | fprintf_filtered (file, _("Printing of typedefs defined in a class in %s\n"), | |
597 | value); | |
598 | } | |
599 | ||
c906108c | 600 | void |
fba45db2 | 601 | _initialize_typeprint (void) |
c906108c | 602 | { |
1bedd215 AC |
603 | add_com ("ptype", class_vars, ptype_command, _("\ |
604 | Print definition of type TYPE.\n\ | |
53342f27 | 605 | Usage: ptype[/FLAGS] TYPE-NAME | EXPRESSION\n\ |
c906108c SS |
606 | Argument may be a type name defined by typedef, or \"struct STRUCT-TAG\"\n\ |
607 | or \"class CLASS-NAME\" or \"union UNION-TAG\" or \"enum ENUM-TAG\".\n\ | |
11081198 | 608 | The selected stack frame's lexical context is used to look up the name.\n\ |
53342f27 TT |
609 | Contrary to \"whatis\", \"ptype\" always unrolls any typedefs.\n\ |
610 | \n\ | |
611 | Available FLAGS are:\n\ | |
612 | /r print in \"raw\" form; do not substitute typedefs\n\ | |
613 | /m do not print methods defined in a class\n\ | |
614 | /M print methods defined in a class\n\ | |
615 | /t do not print typedefs defined in a class\n\ | |
616 | /T print typedefs defined in a class")); | |
c906108c SS |
617 | |
618 | add_com ("whatis", class_vars, whatis_command, | |
11081198 JK |
619 | _("Print data type of expression EXP.\n\ |
620 | Only one level of typedefs is unrolled. See also \"ptype\".")); | |
53342f27 TT |
621 | |
622 | add_prefix_cmd ("type", no_class, show_print_type, | |
623 | _("Generic command for showing type-printing settings."), | |
624 | &showprinttypelist, "show print type ", 0, &showprintlist); | |
625 | add_prefix_cmd ("type", no_class, set_print_type, | |
626 | _("Generic command for setting how types print."), | |
627 | &setprinttypelist, "show print type ", 0, &setprintlist); | |
628 | ||
629 | add_setshow_boolean_cmd ("methods", no_class, &print_methods, | |
630 | _("\ | |
631 | Set printing of methods defined in classes."), _("\ | |
632 | Show printing of methods defined in classes."), NULL, | |
633 | set_print_type_methods, | |
634 | show_print_type_methods, | |
635 | &setprinttypelist, &showprinttypelist); | |
636 | add_setshow_boolean_cmd ("typedefs", no_class, &print_typedefs, | |
637 | _("\ | |
638 | Set printing of typedefs defined in classes."), _("\ | |
639 | Show printing of typedefs defined in classes."), NULL, | |
640 | set_print_type_typedefs, | |
641 | show_print_type_typedefs, | |
642 | &setprinttypelist, &showprinttypelist); | |
c906108c | 643 | } |