Commit | Line | Data |
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fb40c209 | 1 | /* MI Command Set - varobj commands. |
618f726f | 2 | Copyright (C) 2000-2016 Free Software Foundation, Inc. |
349c5d5f | 3 | |
ab91fdd5 | 4 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
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 | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
fb40c209 AC |
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 | |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
fb40c209 AC |
20 | |
21 | #include "defs.h" | |
22 | #include "mi-cmds.h" | |
8de0566d | 23 | #include "mi-main.h" |
fb40c209 AC |
24 | #include "ui-out.h" |
25 | #include "mi-out.h" | |
26 | #include "varobj.h" | |
fa4d0c40 | 27 | #include "language.h" |
fb40c209 AC |
28 | #include "value.h" |
29 | #include <ctype.h> | |
de051565 | 30 | #include "mi-getopt.h" |
dbba8251 | 31 | #include "gdbthread.h" |
87967e27 | 32 | #include "mi-parse.h" |
1ecb4ee0 | 33 | |
ccce17b0 | 34 | extern unsigned int varobjdebug; /* defined in varobj.c. */ |
fb40c209 | 35 | |
8756216b | 36 | static void varobj_update_one (struct varobj *var, |
2b03b41d | 37 | enum print_values print_values, |
fe978cb0 | 38 | int is_explicit); |
fb40c209 | 39 | |
9a2b4c1b MS |
40 | static int mi_print_value_p (struct varobj *var, |
41 | enum print_values print_values); | |
a217f3f5 VP |
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. */ | |
2b03b41d | 46 | |
a217f3f5 VP |
47 | static void |
48 | print_varobj (struct varobj *var, enum print_values print_values, | |
49 | int print_expression) | |
50 | { | |
79a45e25 | 51 | struct ui_out *uiout = current_uiout; |
a217f3f5 | 52 | char *type; |
c5b48eac | 53 | int thread_id; |
0cc7d26f | 54 | char *display_hint; |
a217f3f5 VP |
55 | |
56 | ui_out_field_string (uiout, "name", varobj_get_objname (var)); | |
57 | if (print_expression) | |
ca83fa81 SM |
58 | { |
59 | char *exp = varobj_get_expression (var); | |
60 | ||
61 | ui_out_field_string (uiout, "exp", exp); | |
62 | xfree (exp); | |
63 | } | |
a217f3f5 VP |
64 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); |
65 | ||
0cc7d26f TT |
66 | if (mi_print_value_p (var, print_values)) |
67 | { | |
68 | char *val = varobj_get_value (var); | |
102040f0 | 69 | |
0cc7d26f TT |
70 | ui_out_field_string (uiout, "value", val); |
71 | xfree (val); | |
72 | } | |
a217f3f5 VP |
73 | |
74 | type = varobj_get_type (var); | |
75 | if (type != NULL) | |
76 | { | |
77 | ui_out_field_string (uiout, "type", type); | |
78 | xfree (type); | |
79 | } | |
25d5ea92 | 80 | |
c5b48eac VP |
81 | thread_id = varobj_get_thread_id (var); |
82 | if (thread_id > 0) | |
83 | ui_out_field_int (uiout, "thread-id", thread_id); | |
84 | ||
25d5ea92 VP |
85 | if (varobj_get_frozen (var)) |
86 | ui_out_field_int (uiout, "frozen", 1); | |
0cc7d26f TT |
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 | ||
cde5ef40 | 95 | if (varobj_is_dynamic_p (var)) |
0cc7d26f | 96 | ui_out_field_int (uiout, "dynamic", 1); |
a217f3f5 VP |
97 | } |
98 | ||
fb40c209 AC |
99 | /* VAROBJ operations */ |
100 | ||
ce8f13f8 | 101 | void |
fb40c209 AC |
102 | mi_cmd_var_create (char *command, char **argv, int argc) |
103 | { | |
79a45e25 | 104 | struct ui_out *uiout = current_uiout; |
73a93a32 | 105 | CORE_ADDR frameaddr = 0; |
fb40c209 AC |
106 | struct varobj *var; |
107 | char *name; | |
108 | char *frame; | |
109 | char *expr; | |
fb40c209 | 110 | struct cleanup *old_cleanups; |
73a93a32 | 111 | enum varobj_type var_type; |
fb40c209 AC |
112 | |
113 | if (argc != 3) | |
2b03b41d | 114 | error (_("-var-create: Usage: NAME FRAME EXPRESSION.")); |
fb40c209 AC |
115 | |
116 | name = xstrdup (argv[0]); | |
2b03b41d SS |
117 | /* Add cleanup for name. Must be free_current_contents as name can |
118 | be reallocated. */ | |
47cf603e | 119 | old_cleanups = make_cleanup (free_current_contents, &name); |
fb40c209 AC |
120 | |
121 | frame = xstrdup (argv[1]); | |
51b57b6b | 122 | make_cleanup (xfree, frame); |
fb40c209 AC |
123 | |
124 | expr = xstrdup (argv[2]); | |
51b57b6b | 125 | make_cleanup (xfree, expr); |
fb40c209 AC |
126 | |
127 | if (strcmp (name, "-") == 0) | |
128 | { | |
b8c9b27d | 129 | xfree (name); |
fb40c209 AC |
130 | name = varobj_gen_name (); |
131 | } | |
132 | else if (!isalpha (*name)) | |
1b05df00 | 133 | error (_("-var-create: name of object must begin with a letter")); |
fb40c209 AC |
134 | |
135 | if (strcmp (frame, "*") == 0) | |
73a93a32 JI |
136 | var_type = USE_CURRENT_FRAME; |
137 | else if (strcmp (frame, "@") == 0) | |
138 | var_type = USE_SELECTED_FRAME; | |
fb40c209 | 139 | else |
73a93a32 JI |
140 | { |
141 | var_type = USE_SPECIFIED_FRAME; | |
1bd34ded | 142 | frameaddr = string_to_core_addr (frame); |
73a93a32 | 143 | } |
fb40c209 AC |
144 | |
145 | if (varobjdebug) | |
146 | fprintf_unfiltered (gdb_stdlog, | |
5af949e3 UW |
147 | "Name=\"%s\", Frame=\"%s\" (%s), Expression=\"%s\"\n", |
148 | name, frame, hex_string (frameaddr), expr); | |
fb40c209 | 149 | |
73a93a32 | 150 | var = varobj_create (name, expr, frameaddr, var_type); |
fb40c209 AC |
151 | |
152 | if (var == NULL) | |
1b05df00 | 153 | error (_("-var-create: unable to create variable object")); |
fb40c209 | 154 | |
224e4ca7 | 155 | print_varobj (var, PRINT_ALL_VALUES, 0 /* don't print expression */); |
fb40c209 | 156 | |
0cc7d26f TT |
157 | ui_out_field_int (uiout, "has_more", varobj_has_more (var, 0)); |
158 | ||
fb40c209 | 159 | do_cleanups (old_cleanups); |
fb40c209 AC |
160 | } |
161 | ||
ce8f13f8 | 162 | void |
fb40c209 AC |
163 | mi_cmd_var_delete (char *command, char **argv, int argc) |
164 | { | |
165 | char *name; | |
fb40c209 AC |
166 | struct varobj *var; |
167 | int numdel; | |
168 | int children_only_p = 0; | |
169 | struct cleanup *old_cleanups; | |
79a45e25 | 170 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
171 | |
172 | if (argc < 1 || argc > 2) | |
1b05df00 | 173 | error (_("-var-delete: Usage: [-c] EXPRESSION.")); |
fb40c209 AC |
174 | |
175 | name = xstrdup (argv[0]); | |
2b03b41d SS |
176 | /* Add cleanup for name. Must be free_current_contents as name can |
177 | be reallocated. */ | |
47cf603e | 178 | old_cleanups = make_cleanup (free_current_contents, &name); |
fb40c209 AC |
179 | |
180 | /* If we have one single argument it cannot be '-c' or any string | |
2b03b41d | 181 | starting with '-'. */ |
fb40c209 AC |
182 | if (argc == 1) |
183 | { | |
184 | if (strcmp (name, "-c") == 0) | |
1b05df00 | 185 | error (_("-var-delete: Missing required " |
9a2b4c1b | 186 | "argument after '-c': variable object name")); |
fb40c209 | 187 | if (*name == '-') |
1b05df00 | 188 | error (_("-var-delete: Illegal variable object name")); |
fb40c209 AC |
189 | } |
190 | ||
191 | /* If we have 2 arguments they must be '-c' followed by a string | |
2b03b41d | 192 | which would be the variable name. */ |
fb40c209 AC |
193 | if (argc == 2) |
194 | { | |
fb40c209 | 195 | if (strcmp (name, "-c") != 0) |
1b05df00 | 196 | error (_("-var-delete: Invalid option.")); |
fb40c209 | 197 | children_only_p = 1; |
474d0d0c MS |
198 | do_cleanups (old_cleanups); |
199 | name = xstrdup (argv[1]); | |
5fe41fbf | 200 | old_cleanups = make_cleanup (free_current_contents, &name); |
fb40c209 AC |
201 | } |
202 | ||
203 | /* If we didn't error out, now NAME contains the name of the | |
2b03b41d | 204 | variable. */ |
fb40c209 AC |
205 | |
206 | var = varobj_get_handle (name); | |
207 | ||
fb40c209 AC |
208 | numdel = varobj_delete (var, NULL, children_only_p); |
209 | ||
210 | ui_out_field_int (uiout, "ndeleted", numdel); | |
211 | ||
212 | do_cleanups (old_cleanups); | |
fb40c209 AC |
213 | } |
214 | ||
de051565 MK |
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; | |
1c35a88f LM |
236 | else if (strncmp (arg, "zero-hexadecimal", len) == 0) |
237 | return FORMAT_ZHEXADECIMAL; | |
de051565 MK |
238 | } |
239 | ||
9a2b4c1b | 240 | error (_("Must specify the format as: \"natural\", " |
1c35a88f | 241 | "\"binary\", \"decimal\", \"hexadecimal\", \"octal\" or \"zero-hexadecimal\"")); |
de051565 MK |
242 | } |
243 | ||
ce8f13f8 | 244 | void |
fb40c209 AC |
245 | mi_cmd_var_set_format (char *command, char **argv, int argc) |
246 | { | |
247 | enum varobj_display_formats format; | |
fb40c209 | 248 | struct varobj *var; |
0cc7d26f | 249 | char *val; |
79a45e25 | 250 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
251 | |
252 | if (argc != 2) | |
1b05df00 | 253 | error (_("-var-set-format: Usage: NAME FORMAT.")); |
fb40c209 | 254 | |
2b03b41d | 255 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 AC |
256 | var = varobj_get_handle (argv[0]); |
257 | ||
de051565 MK |
258 | format = mi_parse_format (argv[1]); |
259 | ||
2b03b41d | 260 | /* Set the format of VAR to the given format. */ |
fb40c209 AC |
261 | varobj_set_display_format (var, format); |
262 | ||
2b03b41d | 263 | /* Report the new current format. */ |
fb40c209 | 264 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); |
00ee6348 | 265 | |
2b03b41d | 266 | /* Report the value in the new format. */ |
0cc7d26f TT |
267 | val = varobj_get_value (var); |
268 | ui_out_field_string (uiout, "value", val); | |
269 | xfree (val); | |
fb40c209 AC |
270 | } |
271 | ||
b6313243 TT |
272 | void |
273 | mi_cmd_var_set_visualizer (char *command, char **argv, int argc) | |
274 | { | |
275 | struct varobj *var; | |
276 | ||
277 | if (argc != 2) | |
9b20d036 | 278 | error (_("Usage: NAME VISUALIZER_FUNCTION.")); |
b6313243 TT |
279 | |
280 | var = varobj_get_handle (argv[0]); | |
281 | ||
282 | if (var == NULL) | |
9b20d036 | 283 | error (_("Variable object not found")); |
b6313243 TT |
284 | |
285 | varobj_set_visualizer (var, argv[1]); | |
286 | } | |
287 | ||
ce8f13f8 | 288 | void |
25d5ea92 VP |
289 | mi_cmd_var_set_frozen (char *command, char **argv, int argc) |
290 | { | |
291 | struct varobj *var; | |
292 | int frozen; | |
293 | ||
294 | if (argc != 2) | |
295 | error (_("-var-set-format: Usage: NAME FROZEN_FLAG.")); | |
296 | ||
297 | var = varobj_get_handle (argv[0]); | |
25d5ea92 VP |
298 | |
299 | if (strcmp (argv[1], "0") == 0) | |
300 | frozen = 0; | |
301 | else if (strcmp (argv[1], "1") == 0) | |
302 | frozen = 1; | |
303 | else | |
304 | error (_("Invalid flag value")); | |
305 | ||
306 | varobj_set_frozen (var, frozen); | |
307 | ||
2b03b41d SS |
308 | /* We don't automatically return the new value, or what varobjs got |
309 | new values during unfreezing. If this information is required, | |
310 | client should call -var-update explicitly. */ | |
25d5ea92 VP |
311 | } |
312 | ||
ce8f13f8 | 313 | void |
fb40c209 AC |
314 | mi_cmd_var_show_format (char *command, char **argv, int argc) |
315 | { | |
79a45e25 | 316 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
317 | enum varobj_display_formats format; |
318 | struct varobj *var; | |
319 | ||
320 | if (argc != 1) | |
1b05df00 | 321 | error (_("-var-show-format: Usage: NAME.")); |
fb40c209 | 322 | |
2b03b41d | 323 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 | 324 | var = varobj_get_handle (argv[0]); |
fb40c209 AC |
325 | |
326 | format = varobj_get_display_format (var); | |
327 | ||
2b03b41d | 328 | /* Report the current format. */ |
fb40c209 | 329 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); |
fb40c209 AC |
330 | } |
331 | ||
ce8f13f8 | 332 | void |
fb40c209 AC |
333 | mi_cmd_var_info_num_children (char *command, char **argv, int argc) |
334 | { | |
79a45e25 | 335 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
336 | struct varobj *var; |
337 | ||
338 | if (argc != 1) | |
1b05df00 | 339 | error (_("-var-info-num-children: Usage: NAME.")); |
fb40c209 | 340 | |
2b03b41d | 341 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 | 342 | var = varobj_get_handle (argv[0]); |
fb40c209 AC |
343 | |
344 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); | |
fb40c209 AC |
345 | } |
346 | ||
1ecb4ee0 | 347 | /* Return 1 if given the argument PRINT_VALUES we should display |
0cc7d26f | 348 | the varobj VAR. */ |
1ecb4ee0 DJ |
349 | |
350 | static int | |
0cc7d26f | 351 | mi_print_value_p (struct varobj *var, enum print_values print_values) |
1ecb4ee0 | 352 | { |
0cc7d26f | 353 | struct type *type; |
1ecb4ee0 DJ |
354 | |
355 | if (print_values == PRINT_NO_VALUES) | |
356 | return 0; | |
357 | ||
358 | if (print_values == PRINT_ALL_VALUES) | |
359 | return 1; | |
360 | ||
cde5ef40 | 361 | if (varobj_is_dynamic_p (var)) |
0cc7d26f TT |
362 | return 1; |
363 | ||
364 | type = varobj_get_gdb_type (var); | |
9265acad NR |
365 | if (type == NULL) |
366 | return 1; | |
367 | else | |
368 | { | |
369 | type = check_typedef (type); | |
1ecb4ee0 | 370 | |
9265acad NR |
371 | /* For PRINT_SIMPLE_VALUES, only print the value if it has a type |
372 | and that type is not a compound type. */ | |
373 | return (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
374 | && TYPE_CODE (type) != TYPE_CODE_STRUCT | |
375 | && TYPE_CODE (type) != TYPE_CODE_UNION); | |
376 | } | |
1ecb4ee0 DJ |
377 | } |
378 | ||
ce8f13f8 | 379 | void |
fb40c209 AC |
380 | mi_cmd_var_list_children (char *command, char **argv, int argc) |
381 | { | |
79a45e25 | 382 | struct ui_out *uiout = current_uiout; |
d56d46f5 VP |
383 | struct varobj *var; |
384 | VEC(varobj_p) *children; | |
385 | struct varobj *child; | |
c9e1f0fc | 386 | enum print_values print_values; |
d56d46f5 | 387 | int ix; |
0cc7d26f | 388 | int from, to; |
b6313243 | 389 | char *display_hint; |
fb40c209 | 390 | |
0cc7d26f | 391 | if (argc < 1 || argc > 4) |
1b05df00 | 392 | error (_("-var-list-children: Usage: " |
9a2b4c1b | 393 | "[PRINT_VALUES] NAME [FROM TO]")); |
fb40c209 | 394 | |
2b03b41d | 395 | /* Get varobj handle, if a valid var obj name was specified. */ |
0cc7d26f | 396 | if (argc == 1 || argc == 3) |
1ecb4ee0 DJ |
397 | var = varobj_get_handle (argv[0]); |
398 | else | |
399 | var = varobj_get_handle (argv[1]); | |
fb40c209 | 400 | |
0cc7d26f TT |
401 | if (argc > 2) |
402 | { | |
403 | from = atoi (argv[argc - 2]); | |
404 | to = atoi (argv[argc - 1]); | |
405 | } | |
406 | else | |
407 | { | |
408 | from = -1; | |
409 | to = -1; | |
410 | } | |
411 | ||
412 | children = varobj_list_children (var, &from, &to); | |
413 | ui_out_field_int (uiout, "numchild", to - from); | |
414 | if (argc == 2 || argc == 4) | |
87967e27 | 415 | print_values = mi_parse_print_values (argv[0]); |
1ecb4ee0 DJ |
416 | else |
417 | print_values = PRINT_NO_VALUES; | |
fb40c209 | 418 | |
b6313243 TT |
419 | display_hint = varobj_get_display_hint (var); |
420 | if (display_hint) | |
421 | { | |
422 | ui_out_field_string (uiout, "displayhint", display_hint); | |
423 | xfree (display_hint); | |
424 | } | |
425 | ||
0cc7d26f | 426 | if (from < to) |
fb40c209 | 427 | { |
0cc7d26f | 428 | struct cleanup *cleanup_children; |
102040f0 | 429 | |
0cc7d26f TT |
430 | if (mi_version (uiout) == 1) |
431 | cleanup_children | |
432 | = make_cleanup_ui_out_tuple_begin_end (uiout, "children"); | |
433 | else | |
434 | cleanup_children | |
435 | = make_cleanup_ui_out_list_begin_end (uiout, "children"); | |
436 | for (ix = from; | |
437 | ix < to && VEC_iterate (varobj_p, children, ix, child); | |
438 | ++ix) | |
439 | { | |
440 | struct cleanup *cleanup_child; | |
102040f0 | 441 | |
0cc7d26f TT |
442 | cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child"); |
443 | print_varobj (child, print_values, 1 /* print expression */); | |
444 | do_cleanups (cleanup_child); | |
445 | } | |
446 | do_cleanups (cleanup_children); | |
fb40c209 | 447 | } |
0cc7d26f TT |
448 | |
449 | ui_out_field_int (uiout, "has_more", varobj_has_more (var, to)); | |
fb40c209 AC |
450 | } |
451 | ||
ce8f13f8 | 452 | void |
fb40c209 AC |
453 | mi_cmd_var_info_type (char *command, char **argv, int argc) |
454 | { | |
79a45e25 | 455 | struct ui_out *uiout = current_uiout; |
fb40c209 | 456 | struct varobj *var; |
afa269ae | 457 | char *type_name; |
fb40c209 AC |
458 | |
459 | if (argc != 1) | |
1b05df00 | 460 | error (_("-var-info-type: Usage: NAME.")); |
fb40c209 | 461 | |
2b03b41d | 462 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 | 463 | var = varobj_get_handle (argv[0]); |
afa269ae | 464 | type_name = varobj_get_type (var); |
fb40c209 | 465 | |
afa269ae SM |
466 | ui_out_field_string (uiout, "type", type_name); |
467 | ||
468 | xfree (type_name); | |
fb40c209 AC |
469 | } |
470 | ||
ce8f13f8 | 471 | void |
02142340 VP |
472 | mi_cmd_var_info_path_expression (char *command, char **argv, int argc) |
473 | { | |
79a45e25 | 474 | struct ui_out *uiout = current_uiout; |
02142340 VP |
475 | struct varobj *var; |
476 | char *path_expr; | |
477 | ||
478 | if (argc != 1) | |
479 | error (_("Usage: NAME.")); | |
480 | ||
481 | /* Get varobj handle, if a valid var obj name was specified. */ | |
482 | var = varobj_get_handle (argv[0]); | |
02142340 VP |
483 | |
484 | path_expr = varobj_get_path_expr (var); | |
485 | ||
486 | ui_out_field_string (uiout, "path_expr", path_expr); | |
02142340 VP |
487 | } |
488 | ||
ce8f13f8 | 489 | void |
fb40c209 AC |
490 | mi_cmd_var_info_expression (char *command, char **argv, int argc) |
491 | { | |
79a45e25 | 492 | struct ui_out *uiout = current_uiout; |
fa4d0c40 | 493 | const struct language_defn *lang; |
fb40c209 | 494 | struct varobj *var; |
ca83fa81 | 495 | char *exp; |
fb40c209 AC |
496 | |
497 | if (argc != 1) | |
1b05df00 | 498 | error (_("-var-info-expression: Usage: NAME.")); |
fb40c209 | 499 | |
2b03b41d | 500 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 | 501 | var = varobj_get_handle (argv[0]); |
fb40c209 AC |
502 | |
503 | lang = varobj_get_language (var); | |
504 | ||
fa4d0c40 | 505 | ui_out_field_string (uiout, "lang", lang->la_natural_name); |
ca83fa81 SM |
506 | |
507 | exp = varobj_get_expression (var); | |
508 | ui_out_field_string (uiout, "exp", exp); | |
509 | xfree (exp); | |
fb40c209 AC |
510 | } |
511 | ||
ce8f13f8 | 512 | void |
fb40c209 AC |
513 | mi_cmd_var_show_attributes (char *command, char **argv, int argc) |
514 | { | |
79a45e25 | 515 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
516 | int attr; |
517 | char *attstr; | |
518 | struct varobj *var; | |
519 | ||
520 | if (argc != 1) | |
1b05df00 | 521 | error (_("-var-show-attributes: Usage: NAME.")); |
fb40c209 AC |
522 | |
523 | /* Get varobj handle, if a valid var obj name was specified */ | |
524 | var = varobj_get_handle (argv[0]); | |
fb40c209 AC |
525 | |
526 | attr = varobj_get_attributes (var); | |
527 | /* FIXME: define masks for attributes */ | |
528 | if (attr & 0x00000001) | |
529 | attstr = "editable"; | |
530 | else | |
531 | attstr = "noneditable"; | |
532 | ||
533 | ui_out_field_string (uiout, "attr", attstr); | |
fb40c209 AC |
534 | } |
535 | ||
ce8f13f8 | 536 | void |
fb40c209 AC |
537 | mi_cmd_var_evaluate_expression (char *command, char **argv, int argc) |
538 | { | |
79a45e25 | 539 | struct ui_out *uiout = current_uiout; |
fb40c209 AC |
540 | struct varobj *var; |
541 | ||
de051565 MK |
542 | enum varobj_display_formats format; |
543 | int formatFound; | |
54dc8297 AS |
544 | int oind; |
545 | char *oarg; | |
de051565 MK |
546 | |
547 | enum opt | |
de051565 | 548 | { |
2b03b41d | 549 | OP_FORMAT |
de051565 | 550 | }; |
2b03b41d SS |
551 | static const struct mi_opt opts[] = |
552 | { | |
553 | {"f", OP_FORMAT, 1}, | |
554 | { 0, 0, 0 } | |
555 | }; | |
de051565 | 556 | |
2b03b41d | 557 | /* Parse arguments. */ |
de051565 MK |
558 | format = FORMAT_NATURAL; |
559 | formatFound = 0; | |
54dc8297 | 560 | oind = 0; |
de051565 MK |
561 | while (1) |
562 | { | |
102040f0 | 563 | int opt = mi_getopt ("-var-evaluate-expression", argc, argv, |
54dc8297 | 564 | opts, &oind, &oarg); |
102040f0 | 565 | |
de051565 MK |
566 | if (opt < 0) |
567 | break; | |
568 | switch ((enum opt) opt) | |
2b03b41d | 569 | { |
de051565 MK |
570 | case OP_FORMAT: |
571 | if (formatFound) | |
572 | error (_("Cannot specify format more than once")); | |
573 | ||
54dc8297 | 574 | format = mi_parse_format (oarg); |
de051565 MK |
575 | formatFound = 1; |
576 | break; | |
2b03b41d | 577 | } |
de051565 | 578 | } |
fb40c209 | 579 | |
54dc8297 | 580 | if (oind >= argc) |
de051565 MK |
581 | error (_("Usage: [-f FORMAT] NAME")); |
582 | ||
54dc8297 | 583 | if (oind < argc - 1) |
de051565 MK |
584 | error (_("Garbage at end of command")); |
585 | ||
2b03b41d | 586 | /* Get varobj handle, if a valid var obj name was specified. */ |
54dc8297 | 587 | var = varobj_get_handle (argv[oind]); |
de051565 MK |
588 | |
589 | if (formatFound) | |
0cc7d26f TT |
590 | { |
591 | char *val = varobj_get_formatted_value (var, format); | |
102040f0 | 592 | |
0cc7d26f TT |
593 | ui_out_field_string (uiout, "value", val); |
594 | xfree (val); | |
595 | } | |
de051565 | 596 | else |
0cc7d26f TT |
597 | { |
598 | char *val = varobj_get_value (var); | |
102040f0 | 599 | |
0cc7d26f TT |
600 | ui_out_field_string (uiout, "value", val); |
601 | xfree (val); | |
602 | } | |
fb40c209 AC |
603 | } |
604 | ||
ce8f13f8 | 605 | void |
fb40c209 AC |
606 | mi_cmd_var_assign (char *command, char **argv, int argc) |
607 | { | |
79a45e25 | 608 | struct ui_out *uiout = current_uiout; |
fb40c209 | 609 | struct varobj *var; |
0cc7d26f | 610 | char *expression, *val; |
8de0566d | 611 | struct cleanup *cleanup; |
fb40c209 AC |
612 | |
613 | if (argc != 2) | |
1b05df00 | 614 | error (_("-var-assign: Usage: NAME EXPRESSION.")); |
fb40c209 | 615 | |
2b03b41d | 616 | /* Get varobj handle, if a valid var obj name was specified. */ |
fb40c209 | 617 | var = varobj_get_handle (argv[0]); |
fb40c209 | 618 | |
d2562500 | 619 | if (!varobj_editable_p (var)) |
1b05df00 | 620 | error (_("-var-assign: Variable object is not editable")); |
fb40c209 AC |
621 | |
622 | expression = xstrdup (argv[1]); | |
623 | ||
8de0566d YQ |
624 | /* MI command '-var-assign' may write memory, so suppress memory |
625 | changed notification if it does. */ | |
626 | cleanup | |
627 | = make_cleanup_restore_integer (&mi_suppress_notification.memory); | |
628 | mi_suppress_notification.memory = 1; | |
629 | ||
fb40c209 | 630 | if (!varobj_set_value (var, expression)) |
1b05df00 | 631 | error (_("-var-assign: Could not assign " |
9a2b4c1b | 632 | "expression to variable object")); |
fb40c209 | 633 | |
0cc7d26f TT |
634 | val = varobj_get_value (var); |
635 | ui_out_field_string (uiout, "value", val); | |
636 | xfree (val); | |
8de0566d YQ |
637 | |
638 | do_cleanups (cleanup); | |
fb40c209 AC |
639 | } |
640 | ||
54333c3b JK |
641 | /* Type used for parameters passing to mi_cmd_var_update_iter. */ |
642 | ||
643 | struct mi_cmd_var_update | |
644 | { | |
645 | int only_floating; | |
646 | enum print_values print_values; | |
647 | }; | |
648 | ||
649 | /* Helper for mi_cmd_var_update - update each VAR. */ | |
650 | ||
651 | static void | |
652 | mi_cmd_var_update_iter (struct varobj *var, void *data_pointer) | |
653 | { | |
19ba03f4 | 654 | struct mi_cmd_var_update *data = (struct mi_cmd_var_update *) data_pointer; |
54333c3b JK |
655 | int thread_id, thread_stopped; |
656 | ||
657 | thread_id = varobj_get_thread_id (var); | |
658 | ||
6be47f0c KS |
659 | if (thread_id == -1 |
660 | && (ptid_equal (inferior_ptid, null_ptid) | |
661 | || is_stopped (inferior_ptid))) | |
54333c3b JK |
662 | thread_stopped = 1; |
663 | else | |
664 | { | |
5d5658a1 | 665 | struct thread_info *tp = find_thread_global_id (thread_id); |
54333c3b JK |
666 | |
667 | if (tp) | |
668 | thread_stopped = is_stopped (tp->ptid); | |
669 | else | |
670 | thread_stopped = 1; | |
671 | } | |
672 | ||
2b03b41d SS |
673 | if (thread_stopped |
674 | && (!data->only_floating || varobj_floating_p (var))) | |
675 | varobj_update_one (var, data->print_values, 0 /* implicit */); | |
54333c3b JK |
676 | } |
677 | ||
ce8f13f8 | 678 | void |
fb40c209 AC |
679 | mi_cmd_var_update (char *command, char **argv, int argc) |
680 | { | |
79a45e25 | 681 | struct ui_out *uiout = current_uiout; |
3a387118 | 682 | struct cleanup *cleanup; |
fb40c209 | 683 | char *name; |
1ecb4ee0 | 684 | enum print_values print_values; |
fb40c209 | 685 | |
1ecb4ee0 | 686 | if (argc != 1 && argc != 2) |
1b05df00 | 687 | error (_("-var-update: Usage: [PRINT_VALUES] NAME.")); |
1ecb4ee0 DJ |
688 | |
689 | if (argc == 1) | |
690 | name = argv[0]; | |
691 | else | |
2b03b41d | 692 | name = argv[1]; |
fb40c209 | 693 | |
1ecb4ee0 | 694 | if (argc == 2) |
87967e27 | 695 | print_values = mi_parse_print_values (argv[0]); |
1ecb4ee0 DJ |
696 | else |
697 | print_values = PRINT_NO_VALUES; | |
fb40c209 | 698 | |
6e9ef2a8 JK |
699 | if (mi_version (uiout) <= 1) |
700 | cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, "changelist"); | |
701 | else | |
702 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "changelist"); | |
703 | ||
2b03b41d SS |
704 | /* Check if the parameter is a "*", which means that we want to |
705 | update all variables. */ | |
fb40c209 | 706 | |
5a413362 | 707 | if ((*name == '*' || *name == '@') && (*(name + 1) == '\0')) |
fb40c209 | 708 | { |
54333c3b JK |
709 | struct mi_cmd_var_update data; |
710 | ||
2b03b41d | 711 | data.only_floating = (*name == '@'); |
54333c3b JK |
712 | data.print_values = print_values; |
713 | ||
2b03b41d SS |
714 | /* varobj_update_one automatically updates all the children of |
715 | VAROBJ. Therefore update each VAROBJ only once by iterating | |
716 | only the root VAROBJs. */ | |
54333c3b JK |
717 | |
718 | all_root_varobjs (mi_cmd_var_update_iter, &data); | |
fb40c209 AC |
719 | } |
720 | else | |
721 | { | |
2b03b41d | 722 | /* Get varobj handle, if a valid var obj name was specified. */ |
6e9ef2a8 | 723 | struct varobj *var = varobj_get_handle (name); |
fb40c209 | 724 | |
25d5ea92 | 725 | varobj_update_one (var, print_values, 1 /* explicit */); |
fb40c209 | 726 | } |
6e9ef2a8 JK |
727 | |
728 | do_cleanups (cleanup); | |
fb40c209 AC |
729 | } |
730 | ||
8756216b | 731 | /* Helper for mi_cmd_var_update(). */ |
fb40c209 | 732 | |
8756216b | 733 | static void |
25d5ea92 | 734 | varobj_update_one (struct varobj *var, enum print_values print_values, |
fe978cb0 | 735 | int is_explicit) |
fb40c209 | 736 | { |
79a45e25 | 737 | struct ui_out *uiout = current_uiout; |
f7f9ae2c VP |
738 | VEC (varobj_update_result) *changes; |
739 | varobj_update_result *r; | |
740 | int i; | |
741 | ||
fe978cb0 | 742 | changes = varobj_update (&var, is_explicit); |
73a93a32 | 743 | |
f7f9ae2c | 744 | for (i = 0; VEC_iterate (varobj_update_result, changes, i, r); ++i) |
fb40c209 | 745 | { |
b6313243 | 746 | char *display_hint; |
0cc7d26f | 747 | int from, to; |
45475de7 | 748 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); |
b6313243 | 749 | |
3a387118 | 750 | if (mi_version (uiout) > 1) |
45475de7 | 751 | make_cleanup_ui_out_tuple_begin_end (uiout, NULL); |
f7f9ae2c | 752 | ui_out_field_string (uiout, "name", varobj_get_objname (r->varobj)); |
8756216b | 753 | |
f7f9ae2c VP |
754 | switch (r->status) |
755 | { | |
756 | case VAROBJ_IN_SCOPE: | |
0cc7d26f TT |
757 | if (mi_print_value_p (r->varobj, print_values)) |
758 | { | |
759 | char *val = varobj_get_value (r->varobj); | |
102040f0 | 760 | |
0cc7d26f TT |
761 | ui_out_field_string (uiout, "value", val); |
762 | xfree (val); | |
763 | } | |
f7f9ae2c VP |
764 | ui_out_field_string (uiout, "in_scope", "true"); |
765 | break; | |
766 | case VAROBJ_NOT_IN_SCOPE: | |
8756216b DP |
767 | ui_out_field_string (uiout, "in_scope", "false"); |
768 | break; | |
f7f9ae2c | 769 | case VAROBJ_INVALID: |
8756216b DP |
770 | ui_out_field_string (uiout, "in_scope", "invalid"); |
771 | break; | |
f7f9ae2c VP |
772 | } |
773 | ||
774 | if (r->status != VAROBJ_INVALID) | |
73a93a32 | 775 | { |
f7f9ae2c VP |
776 | if (r->type_changed) |
777 | ui_out_field_string (uiout, "type_changed", "true"); | |
778 | else | |
779 | ui_out_field_string (uiout, "type_changed", "false"); | |
73a93a32 | 780 | } |
f7f9ae2c VP |
781 | |
782 | if (r->type_changed) | |
afa269ae SM |
783 | { |
784 | char *type_name = varobj_get_type (r->varobj); | |
785 | ||
786 | ui_out_field_string (uiout, "new_type", type_name); | |
787 | xfree (type_name); | |
788 | } | |
0cc7d26f TT |
789 | |
790 | if (r->type_changed || r->children_changed) | |
791 | ui_out_field_int (uiout, "new_num_children", | |
792 | varobj_get_num_children (r->varobj)); | |
b6313243 | 793 | |
731145cb | 794 | display_hint = varobj_get_display_hint (r->varobj); |
b6313243 TT |
795 | if (display_hint) |
796 | { | |
797 | ui_out_field_string (uiout, "displayhint", display_hint); | |
798 | xfree (display_hint); | |
799 | } | |
800 | ||
cde5ef40 | 801 | if (varobj_is_dynamic_p (r->varobj)) |
0cc7d26f | 802 | ui_out_field_int (uiout, "dynamic", 1); |
b6313243 | 803 | |
0cc7d26f TT |
804 | varobj_get_child_range (r->varobj, &from, &to); |
805 | ui_out_field_int (uiout, "has_more", | |
806 | varobj_has_more (r->varobj, to)); | |
b6313243 | 807 | |
fe978cb0 | 808 | if (r->newobj) |
0cc7d26f TT |
809 | { |
810 | int j; | |
811 | varobj_p child; | |
812 | struct cleanup *cleanup; | |
813 | ||
814 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "new_children"); | |
fe978cb0 | 815 | for (j = 0; VEC_iterate (varobj_p, r->newobj, j, child); ++j) |
b6313243 TT |
816 | { |
817 | struct cleanup *cleanup_child; | |
102040f0 | 818 | |
9a2b4c1b MS |
819 | cleanup_child |
820 | = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
0cc7d26f | 821 | print_varobj (child, print_values, 1 /* print_expression */); |
b6313243 TT |
822 | do_cleanups (cleanup_child); |
823 | } | |
824 | ||
825 | do_cleanups (cleanup); | |
fe978cb0 PA |
826 | VEC_free (varobj_p, r->newobj); |
827 | r->newobj = NULL; /* Paranoia. */ | |
b6313243 | 828 | } |
0cc7d26f | 829 | |
45475de7 | 830 | do_cleanups (cleanup); |
fb40c209 | 831 | } |
f7f9ae2c | 832 | VEC_free (varobj_update_result, changes); |
fb40c209 | 833 | } |
0cc7d26f TT |
834 | |
835 | void | |
836 | mi_cmd_enable_pretty_printing (char *command, char **argv, int argc) | |
837 | { | |
838 | if (argc != 0) | |
1b05df00 | 839 | error (_("-enable-pretty-printing: no arguments allowed")); |
2b03b41d | 840 | |
0cc7d26f TT |
841 | varobj_enable_pretty_printing (); |
842 | } | |
843 | ||
844 | void | |
845 | mi_cmd_var_set_update_range (char *command, char **argv, int argc) | |
846 | { | |
847 | struct varobj *var; | |
848 | int from, to; | |
849 | ||
850 | if (argc != 3) | |
1b05df00 | 851 | error (_("-var-set-update-range: Usage: VAROBJ FROM TO")); |
0cc7d26f TT |
852 | |
853 | var = varobj_get_handle (argv[0]); | |
854 | from = atoi (argv[1]); | |
855 | to = atoi (argv[2]); | |
856 | ||
857 | varobj_set_child_range (var, from, to); | |
858 | } |