Commit | Line | Data |
---|---|---|
5796c8dc | 1 | /* MI Command Set - varobj commands. |
25e4902b | 2 | Copyright (C) 2000-2015 Free Software Foundation, Inc. |
5796c8dc SS |
3 | |
4 | Contributed by Cygnus Solutions (a Red Hat company). | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
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 | |
10 | the Free Software Foundation; either version 3 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
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. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #include "defs.h" | |
22 | #include "mi-cmds.h" | |
ef5ccd6c | 23 | #include "mi-main.h" |
5796c8dc SS |
24 | #include "ui-out.h" |
25 | #include "mi-out.h" | |
26 | #include "varobj.h" | |
25e4902b | 27 | #include "language.h" |
5796c8dc SS |
28 | #include "value.h" |
29 | #include <ctype.h> | |
5796c8dc SS |
30 | #include "mi-getopt.h" |
31 | #include "gdbthread.h" | |
25e4902b | 32 | #include "mi-parse.h" |
5796c8dc | 33 | |
ef5ccd6c | 34 | extern unsigned int varobjdebug; /* defined in varobj.c. */ |
5796c8dc SS |
35 | |
36 | static void varobj_update_one (struct varobj *var, | |
ef5ccd6c | 37 | enum print_values print_values, |
25e4902b | 38 | int is_explicit); |
5796c8dc | 39 | |
c50c785c JM |
40 | static int mi_print_value_p (struct varobj *var, |
41 | enum print_values print_values); | |
5796c8dc SS |
42 | |
43 | /* Print variable object VAR. The PRINT_VALUES parameter controls | |
44 | if the value should be printed. The PRINT_EXPRESSION parameter | |
45 | controls if the expression should be printed. */ | |
ef5ccd6c | 46 | |
5796c8dc SS |
47 | static void |
48 | print_varobj (struct varobj *var, enum print_values print_values, | |
49 | int print_expression) | |
50 | { | |
a45ae5f8 | 51 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
52 | char *type; |
53 | int thread_id; | |
54 | char *display_hint; | |
55 | ||
56 | ui_out_field_string (uiout, "name", varobj_get_objname (var)); | |
57 | if (print_expression) | |
25e4902b AHJ |
58 | { |
59 | char *exp = varobj_get_expression (var); | |
60 | ||
61 | ui_out_field_string (uiout, "exp", exp); | |
62 | xfree (exp); | |
63 | } | |
5796c8dc SS |
64 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); |
65 | ||
66 | if (mi_print_value_p (var, print_values)) | |
67 | { | |
68 | char *val = varobj_get_value (var); | |
cf7f2e2d | 69 | |
5796c8dc SS |
70 | ui_out_field_string (uiout, "value", val); |
71 | xfree (val); | |
72 | } | |
73 | ||
74 | type = varobj_get_type (var); | |
75 | if (type != NULL) | |
76 | { | |
77 | ui_out_field_string (uiout, "type", type); | |
78 | xfree (type); | |
79 | } | |
80 | ||
81 | thread_id = varobj_get_thread_id (var); | |
82 | if (thread_id > 0) | |
83 | ui_out_field_int (uiout, "thread-id", thread_id); | |
84 | ||
85 | if (varobj_get_frozen (var)) | |
86 | ui_out_field_int (uiout, "frozen", 1); | |
87 | ||
88 | display_hint = varobj_get_display_hint (var); | |
89 | if (display_hint) | |
90 | { | |
91 | ui_out_field_string (uiout, "displayhint", display_hint); | |
92 | xfree (display_hint); | |
93 | } | |
94 | ||
25e4902b | 95 | if (varobj_is_dynamic_p (var)) |
5796c8dc SS |
96 | ui_out_field_int (uiout, "dynamic", 1); |
97 | } | |
98 | ||
99 | /* VAROBJ operations */ | |
100 | ||
101 | void | |
102 | mi_cmd_var_create (char *command, char **argv, int argc) | |
103 | { | |
a45ae5f8 | 104 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
105 | CORE_ADDR frameaddr = 0; |
106 | struct varobj *var; | |
107 | char *name; | |
108 | char *frame; | |
109 | char *expr; | |
110 | struct cleanup *old_cleanups; | |
111 | enum varobj_type var_type; | |
112 | ||
113 | if (argc != 3) | |
ef5ccd6c | 114 | error (_("-var-create: Usage: NAME FRAME EXPRESSION.")); |
5796c8dc SS |
115 | |
116 | name = xstrdup (argv[0]); | |
ef5ccd6c JM |
117 | /* Add cleanup for name. Must be free_current_contents as name can |
118 | be reallocated. */ | |
5796c8dc SS |
119 | old_cleanups = make_cleanup (free_current_contents, &name); |
120 | ||
121 | frame = xstrdup (argv[1]); | |
122 | make_cleanup (xfree, frame); | |
123 | ||
124 | expr = xstrdup (argv[2]); | |
125 | make_cleanup (xfree, expr); | |
126 | ||
127 | if (strcmp (name, "-") == 0) | |
128 | { | |
129 | xfree (name); | |
130 | name = varobj_gen_name (); | |
131 | } | |
132 | else if (!isalpha (*name)) | |
c50c785c | 133 | error (_("-var-create: name of object must begin with a letter")); |
5796c8dc SS |
134 | |
135 | if (strcmp (frame, "*") == 0) | |
136 | var_type = USE_CURRENT_FRAME; | |
137 | else if (strcmp (frame, "@") == 0) | |
138 | var_type = USE_SELECTED_FRAME; | |
139 | else | |
140 | { | |
141 | var_type = USE_SPECIFIED_FRAME; | |
142 | frameaddr = string_to_core_addr (frame); | |
143 | } | |
144 | ||
145 | if (varobjdebug) | |
146 | fprintf_unfiltered (gdb_stdlog, | |
147 | "Name=\"%s\", Frame=\"%s\" (%s), Expression=\"%s\"\n", | |
148 | name, frame, hex_string (frameaddr), expr); | |
149 | ||
150 | var = varobj_create (name, expr, frameaddr, var_type); | |
151 | ||
152 | if (var == NULL) | |
c50c785c | 153 | error (_("-var-create: unable to create variable object")); |
5796c8dc SS |
154 | |
155 | print_varobj (var, PRINT_ALL_VALUES, 0 /* don't print expression */); | |
156 | ||
157 | ui_out_field_int (uiout, "has_more", varobj_has_more (var, 0)); | |
158 | ||
159 | do_cleanups (old_cleanups); | |
160 | } | |
161 | ||
162 | void | |
163 | mi_cmd_var_delete (char *command, char **argv, int argc) | |
164 | { | |
165 | char *name; | |
166 | struct varobj *var; | |
167 | int numdel; | |
168 | int children_only_p = 0; | |
169 | struct cleanup *old_cleanups; | |
a45ae5f8 | 170 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
171 | |
172 | if (argc < 1 || argc > 2) | |
c50c785c | 173 | error (_("-var-delete: Usage: [-c] EXPRESSION.")); |
5796c8dc SS |
174 | |
175 | name = xstrdup (argv[0]); | |
ef5ccd6c JM |
176 | /* Add cleanup for name. Must be free_current_contents as name can |
177 | be reallocated. */ | |
5796c8dc SS |
178 | old_cleanups = make_cleanup (free_current_contents, &name); |
179 | ||
180 | /* If we have one single argument it cannot be '-c' or any string | |
ef5ccd6c | 181 | starting with '-'. */ |
5796c8dc SS |
182 | if (argc == 1) |
183 | { | |
184 | if (strcmp (name, "-c") == 0) | |
c50c785c JM |
185 | error (_("-var-delete: Missing required " |
186 | "argument after '-c': variable object name")); | |
5796c8dc | 187 | if (*name == '-') |
c50c785c | 188 | error (_("-var-delete: Illegal variable object name")); |
5796c8dc SS |
189 | } |
190 | ||
191 | /* If we have 2 arguments they must be '-c' followed by a string | |
ef5ccd6c | 192 | which would be the variable name. */ |
5796c8dc SS |
193 | if (argc == 2) |
194 | { | |
195 | if (strcmp (name, "-c") != 0) | |
c50c785c | 196 | error (_("-var-delete: Invalid option.")); |
5796c8dc SS |
197 | children_only_p = 1; |
198 | do_cleanups (old_cleanups); | |
199 | name = xstrdup (argv[1]); | |
a45ae5f8 | 200 | old_cleanups = make_cleanup (free_current_contents, &name); |
5796c8dc SS |
201 | } |
202 | ||
203 | /* If we didn't error out, now NAME contains the name of the | |
ef5ccd6c | 204 | variable. */ |
5796c8dc SS |
205 | |
206 | var = varobj_get_handle (name); | |
207 | ||
208 | numdel = varobj_delete (var, NULL, children_only_p); | |
209 | ||
210 | ui_out_field_int (uiout, "ndeleted", numdel); | |
211 | ||
212 | do_cleanups (old_cleanups); | |
213 | } | |
214 | ||
215 | /* Parse a string argument into a format value. */ | |
216 | ||
217 | static enum varobj_display_formats | |
218 | mi_parse_format (const char *arg) | |
219 | { | |
220 | if (arg != NULL) | |
221 | { | |
222 | int len; | |
223 | ||
224 | len = strlen (arg); | |
225 | ||
226 | if (strncmp (arg, "natural", len) == 0) | |
227 | return FORMAT_NATURAL; | |
228 | else if (strncmp (arg, "binary", len) == 0) | |
229 | return FORMAT_BINARY; | |
230 | else if (strncmp (arg, "decimal", len) == 0) | |
231 | return FORMAT_DECIMAL; | |
232 | else if (strncmp (arg, "hexadecimal", len) == 0) | |
233 | return FORMAT_HEXADECIMAL; | |
234 | else if (strncmp (arg, "octal", len) == 0) | |
235 | return FORMAT_OCTAL; | |
236 | } | |
237 | ||
c50c785c JM |
238 | error (_("Must specify the format as: \"natural\", " |
239 | "\"binary\", \"decimal\", \"hexadecimal\", or \"octal\"")); | |
5796c8dc SS |
240 | } |
241 | ||
242 | void | |
243 | mi_cmd_var_set_format (char *command, char **argv, int argc) | |
244 | { | |
245 | enum varobj_display_formats format; | |
246 | struct varobj *var; | |
247 | char *val; | |
a45ae5f8 | 248 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
249 | |
250 | if (argc != 2) | |
c50c785c | 251 | error (_("-var-set-format: Usage: NAME FORMAT.")); |
5796c8dc | 252 | |
ef5ccd6c | 253 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
254 | var = varobj_get_handle (argv[0]); |
255 | ||
256 | format = mi_parse_format (argv[1]); | |
257 | ||
ef5ccd6c | 258 | /* Set the format of VAR to the given format. */ |
5796c8dc SS |
259 | varobj_set_display_format (var, format); |
260 | ||
ef5ccd6c | 261 | /* Report the new current format. */ |
5796c8dc SS |
262 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); |
263 | ||
ef5ccd6c | 264 | /* Report the value in the new format. */ |
5796c8dc SS |
265 | val = varobj_get_value (var); |
266 | ui_out_field_string (uiout, "value", val); | |
267 | xfree (val); | |
268 | } | |
269 | ||
270 | void | |
271 | mi_cmd_var_set_visualizer (char *command, char **argv, int argc) | |
272 | { | |
273 | struct varobj *var; | |
274 | ||
275 | if (argc != 2) | |
c50c785c | 276 | error (_("Usage: NAME VISUALIZER_FUNCTION.")); |
5796c8dc SS |
277 | |
278 | var = varobj_get_handle (argv[0]); | |
279 | ||
280 | if (var == NULL) | |
c50c785c | 281 | error (_("Variable object not found")); |
5796c8dc SS |
282 | |
283 | varobj_set_visualizer (var, argv[1]); | |
284 | } | |
285 | ||
286 | void | |
287 | mi_cmd_var_set_frozen (char *command, char **argv, int argc) | |
288 | { | |
289 | struct varobj *var; | |
290 | int frozen; | |
291 | ||
292 | if (argc != 2) | |
293 | error (_("-var-set-format: Usage: NAME FROZEN_FLAG.")); | |
294 | ||
295 | var = varobj_get_handle (argv[0]); | |
296 | ||
297 | if (strcmp (argv[1], "0") == 0) | |
298 | frozen = 0; | |
299 | else if (strcmp (argv[1], "1") == 0) | |
300 | frozen = 1; | |
301 | else | |
302 | error (_("Invalid flag value")); | |
303 | ||
304 | varobj_set_frozen (var, frozen); | |
305 | ||
ef5ccd6c JM |
306 | /* We don't automatically return the new value, or what varobjs got |
307 | new values during unfreezing. If this information is required, | |
308 | client should call -var-update explicitly. */ | |
5796c8dc SS |
309 | } |
310 | ||
5796c8dc SS |
311 | void |
312 | mi_cmd_var_show_format (char *command, char **argv, int argc) | |
313 | { | |
a45ae5f8 | 314 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
315 | enum varobj_display_formats format; |
316 | struct varobj *var; | |
317 | ||
318 | if (argc != 1) | |
c50c785c | 319 | error (_("-var-show-format: Usage: NAME.")); |
5796c8dc | 320 | |
ef5ccd6c | 321 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
322 | var = varobj_get_handle (argv[0]); |
323 | ||
324 | format = varobj_get_display_format (var); | |
325 | ||
ef5ccd6c | 326 | /* Report the current format. */ |
5796c8dc SS |
327 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); |
328 | } | |
329 | ||
330 | void | |
331 | mi_cmd_var_info_num_children (char *command, char **argv, int argc) | |
332 | { | |
a45ae5f8 | 333 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
334 | struct varobj *var; |
335 | ||
336 | if (argc != 1) | |
c50c785c | 337 | error (_("-var-info-num-children: Usage: NAME.")); |
5796c8dc | 338 | |
ef5ccd6c | 339 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
340 | var = varobj_get_handle (argv[0]); |
341 | ||
342 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); | |
343 | } | |
344 | ||
5796c8dc SS |
345 | /* Return 1 if given the argument PRINT_VALUES we should display |
346 | the varobj VAR. */ | |
347 | ||
348 | static int | |
349 | mi_print_value_p (struct varobj *var, enum print_values print_values) | |
350 | { | |
351 | struct type *type; | |
352 | ||
353 | if (print_values == PRINT_NO_VALUES) | |
354 | return 0; | |
355 | ||
356 | if (print_values == PRINT_ALL_VALUES) | |
357 | return 1; | |
358 | ||
25e4902b | 359 | if (varobj_is_dynamic_p (var)) |
5796c8dc SS |
360 | return 1; |
361 | ||
362 | type = varobj_get_gdb_type (var); | |
363 | if (type == NULL) | |
364 | return 1; | |
365 | else | |
366 | { | |
367 | type = check_typedef (type); | |
368 | ||
369 | /* For PRINT_SIMPLE_VALUES, only print the value if it has a type | |
370 | and that type is not a compound type. */ | |
371 | return (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
372 | && TYPE_CODE (type) != TYPE_CODE_STRUCT | |
373 | && TYPE_CODE (type) != TYPE_CODE_UNION); | |
374 | } | |
375 | } | |
376 | ||
377 | void | |
378 | mi_cmd_var_list_children (char *command, char **argv, int argc) | |
379 | { | |
a45ae5f8 | 380 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
381 | struct varobj *var; |
382 | VEC(varobj_p) *children; | |
383 | struct varobj *child; | |
5796c8dc SS |
384 | enum print_values print_values; |
385 | int ix; | |
386 | int from, to; | |
387 | char *display_hint; | |
388 | ||
389 | if (argc < 1 || argc > 4) | |
c50c785c JM |
390 | error (_("-var-list-children: Usage: " |
391 | "[PRINT_VALUES] NAME [FROM TO]")); | |
5796c8dc | 392 | |
ef5ccd6c | 393 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
394 | if (argc == 1 || argc == 3) |
395 | var = varobj_get_handle (argv[0]); | |
396 | else | |
397 | var = varobj_get_handle (argv[1]); | |
398 | ||
399 | if (argc > 2) | |
400 | { | |
401 | from = atoi (argv[argc - 2]); | |
402 | to = atoi (argv[argc - 1]); | |
403 | } | |
404 | else | |
405 | { | |
406 | from = -1; | |
407 | to = -1; | |
408 | } | |
409 | ||
410 | children = varobj_list_children (var, &from, &to); | |
411 | ui_out_field_int (uiout, "numchild", to - from); | |
412 | if (argc == 2 || argc == 4) | |
25e4902b | 413 | print_values = mi_parse_print_values (argv[0]); |
5796c8dc SS |
414 | else |
415 | print_values = PRINT_NO_VALUES; | |
416 | ||
417 | display_hint = varobj_get_display_hint (var); | |
418 | if (display_hint) | |
419 | { | |
420 | ui_out_field_string (uiout, "displayhint", display_hint); | |
421 | xfree (display_hint); | |
422 | } | |
423 | ||
424 | if (from < to) | |
425 | { | |
426 | struct cleanup *cleanup_children; | |
cf7f2e2d | 427 | |
5796c8dc SS |
428 | if (mi_version (uiout) == 1) |
429 | cleanup_children | |
430 | = make_cleanup_ui_out_tuple_begin_end (uiout, "children"); | |
431 | else | |
432 | cleanup_children | |
433 | = make_cleanup_ui_out_list_begin_end (uiout, "children"); | |
434 | for (ix = from; | |
435 | ix < to && VEC_iterate (varobj_p, children, ix, child); | |
436 | ++ix) | |
437 | { | |
438 | struct cleanup *cleanup_child; | |
cf7f2e2d | 439 | |
5796c8dc SS |
440 | cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child"); |
441 | print_varobj (child, print_values, 1 /* print expression */); | |
442 | do_cleanups (cleanup_child); | |
443 | } | |
444 | do_cleanups (cleanup_children); | |
445 | } | |
446 | ||
447 | ui_out_field_int (uiout, "has_more", varobj_has_more (var, to)); | |
448 | } | |
449 | ||
450 | void | |
451 | mi_cmd_var_info_type (char *command, char **argv, int argc) | |
452 | { | |
a45ae5f8 | 453 | struct ui_out *uiout = current_uiout; |
5796c8dc | 454 | struct varobj *var; |
25e4902b | 455 | char *type_name; |
5796c8dc SS |
456 | |
457 | if (argc != 1) | |
c50c785c | 458 | error (_("-var-info-type: Usage: NAME.")); |
5796c8dc | 459 | |
ef5ccd6c | 460 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc | 461 | var = varobj_get_handle (argv[0]); |
25e4902b AHJ |
462 | type_name = varobj_get_type (var); |
463 | ||
464 | ui_out_field_string (uiout, "type", type_name); | |
5796c8dc | 465 | |
25e4902b | 466 | xfree (type_name); |
5796c8dc SS |
467 | } |
468 | ||
469 | void | |
470 | mi_cmd_var_info_path_expression (char *command, char **argv, int argc) | |
471 | { | |
a45ae5f8 | 472 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
473 | struct varobj *var; |
474 | char *path_expr; | |
475 | ||
476 | if (argc != 1) | |
477 | error (_("Usage: NAME.")); | |
478 | ||
479 | /* Get varobj handle, if a valid var obj name was specified. */ | |
480 | var = varobj_get_handle (argv[0]); | |
481 | ||
482 | path_expr = varobj_get_path_expr (var); | |
483 | ||
484 | ui_out_field_string (uiout, "path_expr", path_expr); | |
485 | } | |
486 | ||
487 | void | |
488 | mi_cmd_var_info_expression (char *command, char **argv, int argc) | |
489 | { | |
a45ae5f8 | 490 | struct ui_out *uiout = current_uiout; |
25e4902b | 491 | const struct language_defn *lang; |
5796c8dc | 492 | struct varobj *var; |
25e4902b | 493 | char *exp; |
5796c8dc SS |
494 | |
495 | if (argc != 1) | |
c50c785c | 496 | error (_("-var-info-expression: Usage: NAME.")); |
5796c8dc | 497 | |
ef5ccd6c | 498 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
499 | var = varobj_get_handle (argv[0]); |
500 | ||
501 | lang = varobj_get_language (var); | |
502 | ||
25e4902b AHJ |
503 | ui_out_field_string (uiout, "lang", lang->la_natural_name); |
504 | ||
505 | exp = varobj_get_expression (var); | |
506 | ui_out_field_string (uiout, "exp", exp); | |
507 | xfree (exp); | |
5796c8dc SS |
508 | } |
509 | ||
510 | void | |
511 | mi_cmd_var_show_attributes (char *command, char **argv, int argc) | |
512 | { | |
a45ae5f8 | 513 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
514 | int attr; |
515 | char *attstr; | |
516 | struct varobj *var; | |
517 | ||
518 | if (argc != 1) | |
c50c785c | 519 | error (_("-var-show-attributes: Usage: NAME.")); |
5796c8dc SS |
520 | |
521 | /* Get varobj handle, if a valid var obj name was specified */ | |
522 | var = varobj_get_handle (argv[0]); | |
523 | ||
524 | attr = varobj_get_attributes (var); | |
525 | /* FIXME: define masks for attributes */ | |
526 | if (attr & 0x00000001) | |
527 | attstr = "editable"; | |
528 | else | |
529 | attstr = "noneditable"; | |
530 | ||
531 | ui_out_field_string (uiout, "attr", attstr); | |
532 | } | |
533 | ||
534 | void | |
535 | mi_cmd_var_evaluate_expression (char *command, char **argv, int argc) | |
536 | { | |
a45ae5f8 | 537 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
538 | struct varobj *var; |
539 | ||
540 | enum varobj_display_formats format; | |
541 | int formatFound; | |
ef5ccd6c JM |
542 | int oind; |
543 | char *oarg; | |
5796c8dc SS |
544 | |
545 | enum opt | |
5796c8dc | 546 | { |
ef5ccd6c | 547 | OP_FORMAT |
5796c8dc | 548 | }; |
ef5ccd6c JM |
549 | static const struct mi_opt opts[] = |
550 | { | |
551 | {"f", OP_FORMAT, 1}, | |
552 | { 0, 0, 0 } | |
553 | }; | |
5796c8dc | 554 | |
ef5ccd6c | 555 | /* Parse arguments. */ |
5796c8dc SS |
556 | format = FORMAT_NATURAL; |
557 | formatFound = 0; | |
ef5ccd6c | 558 | oind = 0; |
5796c8dc SS |
559 | while (1) |
560 | { | |
cf7f2e2d | 561 | int opt = mi_getopt ("-var-evaluate-expression", argc, argv, |
ef5ccd6c | 562 | opts, &oind, &oarg); |
cf7f2e2d | 563 | |
5796c8dc SS |
564 | if (opt < 0) |
565 | break; | |
566 | switch ((enum opt) opt) | |
ef5ccd6c | 567 | { |
5796c8dc SS |
568 | case OP_FORMAT: |
569 | if (formatFound) | |
570 | error (_("Cannot specify format more than once")); | |
571 | ||
ef5ccd6c | 572 | format = mi_parse_format (oarg); |
5796c8dc SS |
573 | formatFound = 1; |
574 | break; | |
ef5ccd6c | 575 | } |
5796c8dc SS |
576 | } |
577 | ||
ef5ccd6c | 578 | if (oind >= argc) |
5796c8dc SS |
579 | error (_("Usage: [-f FORMAT] NAME")); |
580 | ||
ef5ccd6c | 581 | if (oind < argc - 1) |
5796c8dc SS |
582 | error (_("Garbage at end of command")); |
583 | ||
ef5ccd6c JM |
584 | /* Get varobj handle, if a valid var obj name was specified. */ |
585 | var = varobj_get_handle (argv[oind]); | |
5796c8dc SS |
586 | |
587 | if (formatFound) | |
588 | { | |
589 | char *val = varobj_get_formatted_value (var, format); | |
cf7f2e2d | 590 | |
5796c8dc SS |
591 | ui_out_field_string (uiout, "value", val); |
592 | xfree (val); | |
593 | } | |
594 | else | |
595 | { | |
596 | char *val = varobj_get_value (var); | |
cf7f2e2d | 597 | |
5796c8dc SS |
598 | ui_out_field_string (uiout, "value", val); |
599 | xfree (val); | |
600 | } | |
601 | } | |
602 | ||
603 | void | |
604 | mi_cmd_var_assign (char *command, char **argv, int argc) | |
605 | { | |
a45ae5f8 | 606 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
607 | struct varobj *var; |
608 | char *expression, *val; | |
ef5ccd6c | 609 | struct cleanup *cleanup; |
5796c8dc SS |
610 | |
611 | if (argc != 2) | |
c50c785c | 612 | error (_("-var-assign: Usage: NAME EXPRESSION.")); |
5796c8dc | 613 | |
ef5ccd6c | 614 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
615 | var = varobj_get_handle (argv[0]); |
616 | ||
617 | if (!varobj_editable_p (var)) | |
c50c785c | 618 | error (_("-var-assign: Variable object is not editable")); |
5796c8dc SS |
619 | |
620 | expression = xstrdup (argv[1]); | |
621 | ||
ef5ccd6c JM |
622 | /* MI command '-var-assign' may write memory, so suppress memory |
623 | changed notification if it does. */ | |
624 | cleanup | |
625 | = make_cleanup_restore_integer (&mi_suppress_notification.memory); | |
626 | mi_suppress_notification.memory = 1; | |
627 | ||
5796c8dc | 628 | if (!varobj_set_value (var, expression)) |
c50c785c JM |
629 | error (_("-var-assign: Could not assign " |
630 | "expression to variable object")); | |
5796c8dc SS |
631 | |
632 | val = varobj_get_value (var); | |
633 | ui_out_field_string (uiout, "value", val); | |
634 | xfree (val); | |
ef5ccd6c JM |
635 | |
636 | do_cleanups (cleanup); | |
5796c8dc SS |
637 | } |
638 | ||
639 | /* Type used for parameters passing to mi_cmd_var_update_iter. */ | |
640 | ||
641 | struct mi_cmd_var_update | |
642 | { | |
643 | int only_floating; | |
644 | enum print_values print_values; | |
645 | }; | |
646 | ||
647 | /* Helper for mi_cmd_var_update - update each VAR. */ | |
648 | ||
649 | static void | |
650 | mi_cmd_var_update_iter (struct varobj *var, void *data_pointer) | |
651 | { | |
652 | struct mi_cmd_var_update *data = data_pointer; | |
653 | int thread_id, thread_stopped; | |
654 | ||
655 | thread_id = varobj_get_thread_id (var); | |
656 | ||
25e4902b AHJ |
657 | if (thread_id == -1 |
658 | && (ptid_equal (inferior_ptid, null_ptid) | |
659 | || is_stopped (inferior_ptid))) | |
5796c8dc SS |
660 | thread_stopped = 1; |
661 | else | |
662 | { | |
663 | struct thread_info *tp = find_thread_id (thread_id); | |
664 | ||
665 | if (tp) | |
666 | thread_stopped = is_stopped (tp->ptid); | |
667 | else | |
668 | thread_stopped = 1; | |
669 | } | |
670 | ||
ef5ccd6c JM |
671 | if (thread_stopped |
672 | && (!data->only_floating || varobj_floating_p (var))) | |
673 | varobj_update_one (var, data->print_values, 0 /* implicit */); | |
5796c8dc SS |
674 | } |
675 | ||
676 | void | |
677 | mi_cmd_var_update (char *command, char **argv, int argc) | |
678 | { | |
a45ae5f8 | 679 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
680 | struct cleanup *cleanup; |
681 | char *name; | |
682 | enum print_values print_values; | |
683 | ||
684 | if (argc != 1 && argc != 2) | |
c50c785c | 685 | error (_("-var-update: Usage: [PRINT_VALUES] NAME.")); |
5796c8dc SS |
686 | |
687 | if (argc == 1) | |
688 | name = argv[0]; | |
689 | else | |
ef5ccd6c | 690 | name = argv[1]; |
5796c8dc SS |
691 | |
692 | if (argc == 2) | |
25e4902b | 693 | print_values = mi_parse_print_values (argv[0]); |
5796c8dc SS |
694 | else |
695 | print_values = PRINT_NO_VALUES; | |
696 | ||
697 | if (mi_version (uiout) <= 1) | |
698 | cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, "changelist"); | |
699 | else | |
700 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "changelist"); | |
701 | ||
ef5ccd6c JM |
702 | /* Check if the parameter is a "*", which means that we want to |
703 | update all variables. */ | |
5796c8dc SS |
704 | |
705 | if ((*name == '*' || *name == '@') && (*(name + 1) == '\0')) | |
706 | { | |
707 | struct mi_cmd_var_update data; | |
708 | ||
ef5ccd6c | 709 | data.only_floating = (*name == '@'); |
5796c8dc SS |
710 | data.print_values = print_values; |
711 | ||
ef5ccd6c JM |
712 | /* varobj_update_one automatically updates all the children of |
713 | VAROBJ. Therefore update each VAROBJ only once by iterating | |
714 | only the root VAROBJs. */ | |
5796c8dc SS |
715 | |
716 | all_root_varobjs (mi_cmd_var_update_iter, &data); | |
717 | } | |
718 | else | |
719 | { | |
ef5ccd6c | 720 | /* Get varobj handle, if a valid var obj name was specified. */ |
5796c8dc SS |
721 | struct varobj *var = varobj_get_handle (name); |
722 | ||
723 | varobj_update_one (var, print_values, 1 /* explicit */); | |
724 | } | |
725 | ||
726 | do_cleanups (cleanup); | |
727 | } | |
728 | ||
729 | /* Helper for mi_cmd_var_update(). */ | |
730 | ||
731 | static void | |
732 | varobj_update_one (struct varobj *var, enum print_values print_values, | |
25e4902b | 733 | int is_explicit) |
5796c8dc | 734 | { |
a45ae5f8 | 735 | struct ui_out *uiout = current_uiout; |
5796c8dc SS |
736 | VEC (varobj_update_result) *changes; |
737 | varobj_update_result *r; | |
738 | int i; | |
739 | ||
25e4902b | 740 | changes = varobj_update (&var, is_explicit); |
5796c8dc SS |
741 | |
742 | for (i = 0; VEC_iterate (varobj_update_result, changes, i, r); ++i) | |
743 | { | |
744 | char *display_hint; | |
745 | int from, to; | |
25e4902b | 746 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); |
5796c8dc SS |
747 | |
748 | if (mi_version (uiout) > 1) | |
25e4902b | 749 | make_cleanup_ui_out_tuple_begin_end (uiout, NULL); |
5796c8dc SS |
750 | ui_out_field_string (uiout, "name", varobj_get_objname (r->varobj)); |
751 | ||
752 | switch (r->status) | |
753 | { | |
754 | case VAROBJ_IN_SCOPE: | |
755 | if (mi_print_value_p (r->varobj, print_values)) | |
756 | { | |
757 | char *val = varobj_get_value (r->varobj); | |
cf7f2e2d | 758 | |
5796c8dc SS |
759 | ui_out_field_string (uiout, "value", val); |
760 | xfree (val); | |
761 | } | |
762 | ui_out_field_string (uiout, "in_scope", "true"); | |
763 | break; | |
764 | case VAROBJ_NOT_IN_SCOPE: | |
765 | ui_out_field_string (uiout, "in_scope", "false"); | |
766 | break; | |
767 | case VAROBJ_INVALID: | |
768 | ui_out_field_string (uiout, "in_scope", "invalid"); | |
769 | break; | |
770 | } | |
771 | ||
772 | if (r->status != VAROBJ_INVALID) | |
773 | { | |
774 | if (r->type_changed) | |
775 | ui_out_field_string (uiout, "type_changed", "true"); | |
776 | else | |
777 | ui_out_field_string (uiout, "type_changed", "false"); | |
778 | } | |
779 | ||
780 | if (r->type_changed) | |
25e4902b AHJ |
781 | { |
782 | char *type_name = varobj_get_type (r->varobj); | |
783 | ||
784 | ui_out_field_string (uiout, "new_type", type_name); | |
785 | xfree (type_name); | |
786 | } | |
5796c8dc SS |
787 | |
788 | if (r->type_changed || r->children_changed) | |
789 | ui_out_field_int (uiout, "new_num_children", | |
790 | varobj_get_num_children (r->varobj)); | |
791 | ||
ef5ccd6c | 792 | display_hint = varobj_get_display_hint (r->varobj); |
5796c8dc SS |
793 | if (display_hint) |
794 | { | |
795 | ui_out_field_string (uiout, "displayhint", display_hint); | |
796 | xfree (display_hint); | |
797 | } | |
798 | ||
25e4902b | 799 | if (varobj_is_dynamic_p (r->varobj)) |
5796c8dc SS |
800 | ui_out_field_int (uiout, "dynamic", 1); |
801 | ||
802 | varobj_get_child_range (r->varobj, &from, &to); | |
803 | ui_out_field_int (uiout, "has_more", | |
804 | varobj_has_more (r->varobj, to)); | |
805 | ||
25e4902b | 806 | if (r->newobj) |
5796c8dc SS |
807 | { |
808 | int j; | |
809 | varobj_p child; | |
810 | struct cleanup *cleanup; | |
811 | ||
812 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "new_children"); | |
25e4902b | 813 | for (j = 0; VEC_iterate (varobj_p, r->newobj, j, child); ++j) |
5796c8dc SS |
814 | { |
815 | struct cleanup *cleanup_child; | |
cf7f2e2d | 816 | |
c50c785c JM |
817 | cleanup_child |
818 | = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
5796c8dc SS |
819 | print_varobj (child, print_values, 1 /* print_expression */); |
820 | do_cleanups (cleanup_child); | |
821 | } | |
822 | ||
823 | do_cleanups (cleanup); | |
25e4902b AHJ |
824 | VEC_free (varobj_p, r->newobj); |
825 | r->newobj = NULL; /* Paranoia. */ | |
5796c8dc SS |
826 | } |
827 | ||
25e4902b | 828 | do_cleanups (cleanup); |
5796c8dc SS |
829 | } |
830 | VEC_free (varobj_update_result, changes); | |
831 | } | |
832 | ||
833 | void | |
834 | mi_cmd_enable_pretty_printing (char *command, char **argv, int argc) | |
835 | { | |
836 | if (argc != 0) | |
c50c785c | 837 | error (_("-enable-pretty-printing: no arguments allowed")); |
ef5ccd6c | 838 | |
5796c8dc SS |
839 | varobj_enable_pretty_printing (); |
840 | } | |
841 | ||
842 | void | |
843 | mi_cmd_var_set_update_range (char *command, char **argv, int argc) | |
844 | { | |
845 | struct varobj *var; | |
846 | int from, to; | |
847 | ||
848 | if (argc != 3) | |
c50c785c | 849 | error (_("-var-set-update-range: Usage: VAROBJ FROM TO")); |
5796c8dc SS |
850 | |
851 | var = varobj_get_handle (argv[0]); | |
852 | from = atoi (argv[1]); | |
853 | to = atoi (argv[2]); | |
854 | ||
855 | varobj_set_child_range (var, from, to); | |
856 | } |