Commit | Line | Data |
---|---|---|
fb40c209 | 1 | /* MI Command Set - varobj commands. |
349c5d5f | 2 | |
9b254dd1 DJ |
3 | Copyright (C) 2000, 2002, 2004, 2005, 2007, 2008 |
4 | Free Software Foundation, Inc. | |
349c5d5f | 5 | |
ab91fdd5 | 6 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
7 | |
8 | This file is part of GDB. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 12 | the Free Software Foundation; either version 3 of the License, or |
fb40c209 AC |
13 | (at your option) any later version. |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 21 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
fb40c209 AC |
22 | |
23 | #include "defs.h" | |
24 | #include "mi-cmds.h" | |
25 | #include "ui-out.h" | |
26 | #include "mi-out.h" | |
27 | #include "varobj.h" | |
28 | #include "value.h" | |
29 | #include <ctype.h> | |
5f8a3188 | 30 | #include "gdb_string.h" |
fb40c209 | 31 | |
1ecb4ee0 DJ |
32 | const char mi_no_values[] = "--no-values"; |
33 | const char mi_simple_values[] = "--simple-values"; | |
34 | const char mi_all_values[] = "--all-values"; | |
35 | ||
8756216b | 36 | extern int varobjdebug; /* defined in varobj.c. */ |
fb40c209 | 37 | |
8756216b | 38 | static void varobj_update_one (struct varobj *var, |
25d5ea92 VP |
39 | enum print_values print_values, |
40 | int explicit); | |
fb40c209 | 41 | |
a217f3f5 VP |
42 | static int mi_print_value_p (struct type *type, enum print_values print_values); |
43 | ||
44 | /* Print variable object VAR. The PRINT_VALUES parameter controls | |
45 | if the value should be printed. The PRINT_EXPRESSION parameter | |
46 | controls if the expression should be printed. */ | |
47 | static void | |
48 | print_varobj (struct varobj *var, enum print_values print_values, | |
49 | int print_expression) | |
50 | { | |
bccc275a | 51 | struct type *gdb_type; |
a217f3f5 | 52 | char *type; |
c5b48eac | 53 | int thread_id; |
a217f3f5 VP |
54 | |
55 | ui_out_field_string (uiout, "name", varobj_get_objname (var)); | |
56 | if (print_expression) | |
57 | ui_out_field_string (uiout, "exp", varobj_get_expression (var)); | |
58 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); | |
59 | ||
9265acad | 60 | if (mi_print_value_p (varobj_get_gdb_type (var), print_values)) |
a217f3f5 VP |
61 | ui_out_field_string (uiout, "value", varobj_get_value (var)); |
62 | ||
63 | type = varobj_get_type (var); | |
64 | if (type != NULL) | |
65 | { | |
66 | ui_out_field_string (uiout, "type", type); | |
67 | xfree (type); | |
68 | } | |
25d5ea92 | 69 | |
c5b48eac VP |
70 | thread_id = varobj_get_thread_id (var); |
71 | if (thread_id > 0) | |
72 | ui_out_field_int (uiout, "thread-id", thread_id); | |
73 | ||
25d5ea92 VP |
74 | if (varobj_get_frozen (var)) |
75 | ui_out_field_int (uiout, "frozen", 1); | |
a217f3f5 VP |
76 | } |
77 | ||
fb40c209 AC |
78 | /* VAROBJ operations */ |
79 | ||
80 | enum mi_cmd_result | |
81 | mi_cmd_var_create (char *command, char **argv, int argc) | |
82 | { | |
73a93a32 | 83 | CORE_ADDR frameaddr = 0; |
fb40c209 AC |
84 | struct varobj *var; |
85 | char *name; | |
86 | char *frame; | |
87 | char *expr; | |
fb40c209 | 88 | struct cleanup *old_cleanups; |
73a93a32 | 89 | enum varobj_type var_type; |
fb40c209 AC |
90 | |
91 | if (argc != 3) | |
92 | { | |
c6902d46 AC |
93 | /* mi_error_message = xstrprintf ("mi_cmd_var_create: Usage: |
94 | ...."); return MI_CMD_ERROR; */ | |
8a3fe4f8 | 95 | error (_("mi_cmd_var_create: Usage: NAME FRAME EXPRESSION.")); |
fb40c209 AC |
96 | } |
97 | ||
98 | name = xstrdup (argv[0]); | |
99 | /* Add cleanup for name. Must be free_current_contents as | |
100 | name can be reallocated */ | |
47cf603e | 101 | old_cleanups = make_cleanup (free_current_contents, &name); |
fb40c209 AC |
102 | |
103 | frame = xstrdup (argv[1]); | |
51b57b6b | 104 | make_cleanup (xfree, frame); |
fb40c209 AC |
105 | |
106 | expr = xstrdup (argv[2]); | |
51b57b6b | 107 | make_cleanup (xfree, expr); |
fb40c209 AC |
108 | |
109 | if (strcmp (name, "-") == 0) | |
110 | { | |
b8c9b27d | 111 | xfree (name); |
fb40c209 AC |
112 | name = varobj_gen_name (); |
113 | } | |
114 | else if (!isalpha (*name)) | |
8a3fe4f8 | 115 | error (_("mi_cmd_var_create: name of object must begin with a letter")); |
fb40c209 AC |
116 | |
117 | if (strcmp (frame, "*") == 0) | |
73a93a32 JI |
118 | var_type = USE_CURRENT_FRAME; |
119 | else if (strcmp (frame, "@") == 0) | |
120 | var_type = USE_SELECTED_FRAME; | |
fb40c209 | 121 | else |
73a93a32 JI |
122 | { |
123 | var_type = USE_SPECIFIED_FRAME; | |
1bd34ded | 124 | frameaddr = string_to_core_addr (frame); |
73a93a32 | 125 | } |
fb40c209 AC |
126 | |
127 | if (varobjdebug) | |
128 | fprintf_unfiltered (gdb_stdlog, | |
129 | "Name=\"%s\", Frame=\"%s\" (0x%s), Expression=\"%s\"\n", | |
130 | name, frame, paddr (frameaddr), expr); | |
131 | ||
73a93a32 | 132 | var = varobj_create (name, expr, frameaddr, var_type); |
fb40c209 AC |
133 | |
134 | if (var == NULL) | |
8a3fe4f8 | 135 | error (_("mi_cmd_var_create: unable to create variable object")); |
fb40c209 | 136 | |
224e4ca7 | 137 | print_varobj (var, PRINT_ALL_VALUES, 0 /* don't print expression */); |
fb40c209 AC |
138 | |
139 | do_cleanups (old_cleanups); | |
140 | return MI_CMD_DONE; | |
141 | } | |
142 | ||
143 | enum mi_cmd_result | |
144 | mi_cmd_var_delete (char *command, char **argv, int argc) | |
145 | { | |
146 | char *name; | |
fb40c209 AC |
147 | struct varobj *var; |
148 | int numdel; | |
149 | int children_only_p = 0; | |
150 | struct cleanup *old_cleanups; | |
151 | ||
152 | if (argc < 1 || argc > 2) | |
8a3fe4f8 | 153 | error (_("mi_cmd_var_delete: Usage: [-c] EXPRESSION.")); |
fb40c209 AC |
154 | |
155 | name = xstrdup (argv[0]); | |
156 | /* Add cleanup for name. Must be free_current_contents as | |
157 | name can be reallocated */ | |
47cf603e | 158 | old_cleanups = make_cleanup (free_current_contents, &name); |
fb40c209 AC |
159 | |
160 | /* If we have one single argument it cannot be '-c' or any string | |
161 | starting with '-'. */ | |
162 | if (argc == 1) | |
163 | { | |
164 | if (strcmp (name, "-c") == 0) | |
8a3fe4f8 | 165 | error (_("mi_cmd_var_delete: Missing required argument after '-c': variable object name")); |
fb40c209 | 166 | if (*name == '-') |
8a3fe4f8 | 167 | error (_("mi_cmd_var_delete: Illegal variable object name")); |
fb40c209 AC |
168 | } |
169 | ||
170 | /* If we have 2 arguments they must be '-c' followed by a string | |
171 | which would be the variable name. */ | |
172 | if (argc == 2) | |
173 | { | |
fb40c209 | 174 | if (strcmp (name, "-c") != 0) |
8a3fe4f8 | 175 | error (_("mi_cmd_var_delete: Invalid option.")); |
fb40c209 | 176 | children_only_p = 1; |
474d0d0c MS |
177 | do_cleanups (old_cleanups); |
178 | name = xstrdup (argv[1]); | |
179 | make_cleanup (free_current_contents, &name); | |
fb40c209 AC |
180 | } |
181 | ||
182 | /* If we didn't error out, now NAME contains the name of the | |
183 | variable. */ | |
184 | ||
185 | var = varobj_get_handle (name); | |
186 | ||
187 | if (var == NULL) | |
8a3fe4f8 | 188 | error (_("mi_cmd_var_delete: Variable object not found.")); |
fb40c209 AC |
189 | |
190 | numdel = varobj_delete (var, NULL, children_only_p); | |
191 | ||
192 | ui_out_field_int (uiout, "ndeleted", numdel); | |
193 | ||
194 | do_cleanups (old_cleanups); | |
195 | return MI_CMD_DONE; | |
196 | } | |
197 | ||
198 | enum mi_cmd_result | |
199 | mi_cmd_var_set_format (char *command, char **argv, int argc) | |
200 | { | |
201 | enum varobj_display_formats format; | |
202 | int len; | |
203 | struct varobj *var; | |
204 | char *formspec; | |
205 | ||
206 | if (argc != 2) | |
8a3fe4f8 | 207 | error (_("mi_cmd_var_set_format: Usage: NAME FORMAT.")); |
fb40c209 AC |
208 | |
209 | /* Get varobj handle, if a valid var obj name was specified */ | |
210 | var = varobj_get_handle (argv[0]); | |
211 | ||
212 | if (var == NULL) | |
8a3fe4f8 | 213 | error (_("mi_cmd_var_set_format: Variable object not found")); |
fb40c209 | 214 | |
b538c234 | 215 | formspec = argv[1]; |
fb40c209 | 216 | if (formspec == NULL) |
8a3fe4f8 | 217 | error (_("mi_cmd_var_set_format: Must specify the format as: \"natural\", \"binary\", \"decimal\", \"hexadecimal\", or \"octal\"")); |
fb40c209 AC |
218 | |
219 | len = strlen (formspec); | |
220 | ||
bf896cb0 | 221 | if (strncmp (formspec, "natural", len) == 0) |
fb40c209 | 222 | format = FORMAT_NATURAL; |
bf896cb0 | 223 | else if (strncmp (formspec, "binary", len) == 0) |
fb40c209 | 224 | format = FORMAT_BINARY; |
bf896cb0 | 225 | else if (strncmp (formspec, "decimal", len) == 0) |
fb40c209 | 226 | format = FORMAT_DECIMAL; |
bf896cb0 | 227 | else if (strncmp (formspec, "hexadecimal", len) == 0) |
fb40c209 | 228 | format = FORMAT_HEXADECIMAL; |
bf896cb0 | 229 | else if (strncmp (formspec, "octal", len) == 0) |
fb40c209 AC |
230 | format = FORMAT_OCTAL; |
231 | else | |
8a3fe4f8 | 232 | error (_("mi_cmd_var_set_format: Unknown display format: must be: \"natural\", \"binary\", \"decimal\", \"hexadecimal\", or \"octal\"")); |
fb40c209 AC |
233 | |
234 | /* Set the format of VAR to given format */ | |
235 | varobj_set_display_format (var, format); | |
236 | ||
237 | /* Report the new current format */ | |
238 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); | |
00ee6348 NR |
239 | |
240 | /* Report the value in the new format */ | |
241 | ui_out_field_string (uiout, "value", varobj_get_value (var)); | |
fb40c209 AC |
242 | return MI_CMD_DONE; |
243 | } | |
244 | ||
25d5ea92 VP |
245 | enum mi_cmd_result |
246 | mi_cmd_var_set_frozen (char *command, char **argv, int argc) | |
247 | { | |
248 | struct varobj *var; | |
249 | int frozen; | |
250 | ||
251 | if (argc != 2) | |
252 | error (_("-var-set-format: Usage: NAME FROZEN_FLAG.")); | |
253 | ||
254 | var = varobj_get_handle (argv[0]); | |
255 | if (var == NULL) | |
256 | error (_("Variable object not found")); | |
257 | ||
258 | if (strcmp (argv[1], "0") == 0) | |
259 | frozen = 0; | |
260 | else if (strcmp (argv[1], "1") == 0) | |
261 | frozen = 1; | |
262 | else | |
263 | error (_("Invalid flag value")); | |
264 | ||
265 | varobj_set_frozen (var, frozen); | |
266 | ||
267 | /* We don't automatically return the new value, or what varobjs got new | |
268 | values during unfreezing. If this information is required, client | |
269 | should call -var-update explicitly. */ | |
270 | return MI_CMD_DONE; | |
271 | } | |
272 | ||
273 | ||
fb40c209 AC |
274 | enum mi_cmd_result |
275 | mi_cmd_var_show_format (char *command, char **argv, int argc) | |
276 | { | |
277 | enum varobj_display_formats format; | |
278 | struct varobj *var; | |
279 | ||
280 | if (argc != 1) | |
8a3fe4f8 | 281 | error (_("mi_cmd_var_show_format: Usage: NAME.")); |
fb40c209 AC |
282 | |
283 | /* Get varobj handle, if a valid var obj name was specified */ | |
284 | var = varobj_get_handle (argv[0]); | |
285 | if (var == NULL) | |
8a3fe4f8 | 286 | error (_("mi_cmd_var_show_format: Variable object not found")); |
fb40c209 AC |
287 | |
288 | format = varobj_get_display_format (var); | |
289 | ||
290 | /* Report the current format */ | |
291 | ui_out_field_string (uiout, "format", varobj_format_string[(int) format]); | |
292 | return MI_CMD_DONE; | |
293 | } | |
294 | ||
295 | enum mi_cmd_result | |
296 | mi_cmd_var_info_num_children (char *command, char **argv, int argc) | |
297 | { | |
298 | struct varobj *var; | |
299 | ||
300 | if (argc != 1) | |
8a3fe4f8 | 301 | error (_("mi_cmd_var_info_num_children: Usage: NAME.")); |
fb40c209 AC |
302 | |
303 | /* Get varobj handle, if a valid var obj name was specified */ | |
304 | var = varobj_get_handle (argv[0]); | |
305 | if (var == NULL) | |
8a3fe4f8 | 306 | error (_("mi_cmd_var_info_num_children: Variable object not found")); |
fb40c209 AC |
307 | |
308 | ui_out_field_int (uiout, "numchild", varobj_get_num_children (var)); | |
309 | return MI_CMD_DONE; | |
310 | } | |
311 | ||
1ecb4ee0 DJ |
312 | /* Parse a string argument into a print_values value. */ |
313 | ||
314 | static enum print_values | |
315 | mi_parse_values_option (const char *arg) | |
316 | { | |
317 | if (strcmp (arg, "0") == 0 | |
318 | || strcmp (arg, mi_no_values) == 0) | |
319 | return PRINT_NO_VALUES; | |
320 | else if (strcmp (arg, "1") == 0 | |
321 | || strcmp (arg, mi_all_values) == 0) | |
322 | return PRINT_ALL_VALUES; | |
323 | else if (strcmp (arg, "2") == 0 | |
324 | || strcmp (arg, mi_simple_values) == 0) | |
325 | return PRINT_SIMPLE_VALUES; | |
326 | else | |
327 | error (_("Unknown value for PRINT_VALUES\n\ | |
328 | Must be: 0 or \"%s\", 1 or \"%s\", 2 or \"%s\""), | |
329 | mi_no_values, mi_simple_values, mi_all_values); | |
330 | } | |
331 | ||
332 | /* Return 1 if given the argument PRINT_VALUES we should display | |
333 | a value of type TYPE. */ | |
334 | ||
335 | static int | |
336 | mi_print_value_p (struct type *type, enum print_values print_values) | |
337 | { | |
1ecb4ee0 DJ |
338 | |
339 | if (print_values == PRINT_NO_VALUES) | |
340 | return 0; | |
341 | ||
342 | if (print_values == PRINT_ALL_VALUES) | |
343 | return 1; | |
344 | ||
9265acad NR |
345 | if (type == NULL) |
346 | return 1; | |
347 | else | |
348 | { | |
349 | type = check_typedef (type); | |
1ecb4ee0 | 350 | |
9265acad NR |
351 | /* For PRINT_SIMPLE_VALUES, only print the value if it has a type |
352 | and that type is not a compound type. */ | |
353 | return (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
354 | && TYPE_CODE (type) != TYPE_CODE_STRUCT | |
355 | && TYPE_CODE (type) != TYPE_CODE_UNION); | |
356 | } | |
1ecb4ee0 DJ |
357 | } |
358 | ||
fb40c209 AC |
359 | enum mi_cmd_result |
360 | mi_cmd_var_list_children (char *command, char **argv, int argc) | |
361 | { | |
d56d46f5 VP |
362 | struct varobj *var; |
363 | VEC(varobj_p) *children; | |
364 | struct varobj *child; | |
6ad4a2cf | 365 | struct cleanup *cleanup_children; |
fb40c209 | 366 | int numchild; |
c9e1f0fc | 367 | enum print_values print_values; |
d56d46f5 | 368 | int ix; |
fb40c209 | 369 | |
c9e1f0fc | 370 | if (argc != 1 && argc != 2) |
8a3fe4f8 | 371 | error (_("mi_cmd_var_list_children: Usage: [PRINT_VALUES] NAME")); |
fb40c209 AC |
372 | |
373 | /* Get varobj handle, if a valid var obj name was specified */ | |
1ecb4ee0 DJ |
374 | if (argc == 1) |
375 | var = varobj_get_handle (argv[0]); | |
376 | else | |
377 | var = varobj_get_handle (argv[1]); | |
fb40c209 | 378 | if (var == NULL) |
8a3fe4f8 | 379 | error (_("Variable object not found")); |
fb40c209 | 380 | |
d56d46f5 VP |
381 | children = varobj_list_children (var); |
382 | ui_out_field_int (uiout, "numchild", VEC_length (varobj_p, children)); | |
c9e1f0fc | 383 | if (argc == 2) |
1ecb4ee0 DJ |
384 | print_values = mi_parse_values_option (argv[0]); |
385 | else | |
386 | print_values = PRINT_NO_VALUES; | |
fb40c209 | 387 | |
d56d46f5 VP |
388 | if (VEC_length (varobj_p, children) == 0) |
389 | return MI_CMD_DONE; | |
fb40c209 | 390 | |
e7494ffb AC |
391 | if (mi_version (uiout) == 1) |
392 | cleanup_children = make_cleanup_ui_out_tuple_begin_end (uiout, "children"); | |
393 | else | |
394 | cleanup_children = make_cleanup_ui_out_list_begin_end (uiout, "children"); | |
d56d46f5 | 395 | for (ix = 0; VEC_iterate (varobj_p, children, ix, child); ++ix) |
fb40c209 | 396 | { |
6ad4a2cf JJ |
397 | struct cleanup *cleanup_child; |
398 | cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child"); | |
d56d46f5 | 399 | print_varobj (child, print_values, 1 /* print expression */); |
a217f3f5 | 400 | do_cleanups (cleanup_child); |
fb40c209 | 401 | } |
6ad4a2cf | 402 | do_cleanups (cleanup_children); |
fb40c209 AC |
403 | return MI_CMD_DONE; |
404 | } | |
405 | ||
406 | enum mi_cmd_result | |
407 | mi_cmd_var_info_type (char *command, char **argv, int argc) | |
408 | { | |
409 | struct varobj *var; | |
410 | ||
411 | if (argc != 1) | |
8a3fe4f8 | 412 | error (_("mi_cmd_var_info_type: Usage: NAME.")); |
fb40c209 AC |
413 | |
414 | /* Get varobj handle, if a valid var obj name was specified */ | |
415 | var = varobj_get_handle (argv[0]); | |
416 | if (var == NULL) | |
8a3fe4f8 | 417 | error (_("mi_cmd_var_info_type: Variable object not found")); |
fb40c209 AC |
418 | |
419 | ui_out_field_string (uiout, "type", varobj_get_type (var)); | |
420 | return MI_CMD_DONE; | |
421 | } | |
422 | ||
02142340 VP |
423 | enum mi_cmd_result |
424 | mi_cmd_var_info_path_expression (char *command, char **argv, int argc) | |
425 | { | |
426 | struct varobj *var; | |
427 | char *path_expr; | |
428 | ||
429 | if (argc != 1) | |
430 | error (_("Usage: NAME.")); | |
431 | ||
432 | /* Get varobj handle, if a valid var obj name was specified. */ | |
433 | var = varobj_get_handle (argv[0]); | |
434 | if (var == NULL) | |
435 | error (_("Variable object not found")); | |
436 | ||
437 | path_expr = varobj_get_path_expr (var); | |
438 | ||
439 | ui_out_field_string (uiout, "path_expr", path_expr); | |
440 | ||
441 | return MI_CMD_DONE; | |
442 | } | |
443 | ||
fb40c209 AC |
444 | enum mi_cmd_result |
445 | mi_cmd_var_info_expression (char *command, char **argv, int argc) | |
446 | { | |
447 | enum varobj_languages lang; | |
448 | struct varobj *var; | |
449 | ||
450 | if (argc != 1) | |
8a3fe4f8 | 451 | error (_("mi_cmd_var_info_expression: Usage: NAME.")); |
fb40c209 AC |
452 | |
453 | /* Get varobj handle, if a valid var obj name was specified */ | |
454 | var = varobj_get_handle (argv[0]); | |
455 | if (var == NULL) | |
8a3fe4f8 | 456 | error (_("mi_cmd_var_info_expression: Variable object not found")); |
fb40c209 AC |
457 | |
458 | lang = varobj_get_language (var); | |
459 | ||
460 | ui_out_field_string (uiout, "lang", varobj_language_string[(int) lang]); | |
461 | ui_out_field_string (uiout, "exp", varobj_get_expression (var)); | |
462 | return MI_CMD_DONE; | |
463 | } | |
464 | ||
465 | enum mi_cmd_result | |
466 | mi_cmd_var_show_attributes (char *command, char **argv, int argc) | |
467 | { | |
468 | int attr; | |
469 | char *attstr; | |
470 | struct varobj *var; | |
471 | ||
472 | if (argc != 1) | |
8a3fe4f8 | 473 | error (_("mi_cmd_var_show_attributes: Usage: NAME.")); |
fb40c209 AC |
474 | |
475 | /* Get varobj handle, if a valid var obj name was specified */ | |
476 | var = varobj_get_handle (argv[0]); | |
477 | if (var == NULL) | |
8a3fe4f8 | 478 | error (_("mi_cmd_var_show_attributes: Variable object not found")); |
fb40c209 AC |
479 | |
480 | attr = varobj_get_attributes (var); | |
481 | /* FIXME: define masks for attributes */ | |
482 | if (attr & 0x00000001) | |
483 | attstr = "editable"; | |
484 | else | |
485 | attstr = "noneditable"; | |
486 | ||
487 | ui_out_field_string (uiout, "attr", attstr); | |
488 | return MI_CMD_DONE; | |
489 | } | |
490 | ||
491 | enum mi_cmd_result | |
492 | mi_cmd_var_evaluate_expression (char *command, char **argv, int argc) | |
493 | { | |
494 | struct varobj *var; | |
495 | ||
496 | if (argc != 1) | |
8a3fe4f8 | 497 | error (_("mi_cmd_var_evaluate_expression: Usage: NAME.")); |
fb40c209 AC |
498 | |
499 | /* Get varobj handle, if a valid var obj name was specified */ | |
500 | var = varobj_get_handle (argv[0]); | |
501 | if (var == NULL) | |
8a3fe4f8 | 502 | error (_("mi_cmd_var_evaluate_expression: Variable object not found")); |
fb40c209 AC |
503 | |
504 | ui_out_field_string (uiout, "value", varobj_get_value (var)); | |
505 | return MI_CMD_DONE; | |
506 | } | |
507 | ||
508 | enum mi_cmd_result | |
509 | mi_cmd_var_assign (char *command, char **argv, int argc) | |
510 | { | |
511 | struct varobj *var; | |
512 | char *expression; | |
513 | ||
514 | if (argc != 2) | |
8a3fe4f8 | 515 | error (_("mi_cmd_var_assign: Usage: NAME EXPRESSION.")); |
fb40c209 AC |
516 | |
517 | /* Get varobj handle, if a valid var obj name was specified */ | |
518 | var = varobj_get_handle (argv[0]); | |
519 | if (var == NULL) | |
8a3fe4f8 | 520 | error (_("mi_cmd_var_assign: Variable object not found")); |
fb40c209 | 521 | |
d2562500 | 522 | if (!varobj_editable_p (var)) |
8a3fe4f8 | 523 | error (_("mi_cmd_var_assign: Variable object is not editable")); |
fb40c209 AC |
524 | |
525 | expression = xstrdup (argv[1]); | |
526 | ||
527 | if (!varobj_set_value (var, expression)) | |
98a29c7e | 528 | error (_("mi_cmd_var_assign: Could not assign expression to variable object")); |
fb40c209 AC |
529 | |
530 | ui_out_field_string (uiout, "value", varobj_get_value (var)); | |
531 | return MI_CMD_DONE; | |
532 | } | |
533 | ||
534 | enum mi_cmd_result | |
535 | mi_cmd_var_update (char *command, char **argv, int argc) | |
536 | { | |
537 | struct varobj *var; | |
538 | struct varobj **rootlist; | |
539 | struct varobj **cr; | |
3a387118 | 540 | struct cleanup *cleanup; |
fb40c209 AC |
541 | char *name; |
542 | int nv; | |
1ecb4ee0 | 543 | enum print_values print_values; |
fb40c209 | 544 | |
1ecb4ee0 DJ |
545 | if (argc != 1 && argc != 2) |
546 | error (_("mi_cmd_var_update: Usage: [PRINT_VALUES] NAME.")); | |
547 | ||
548 | if (argc == 1) | |
549 | name = argv[0]; | |
550 | else | |
551 | name = (argv[1]); | |
fb40c209 | 552 | |
1ecb4ee0 DJ |
553 | if (argc == 2) |
554 | print_values = mi_parse_values_option (argv[0]); | |
555 | else | |
556 | print_values = PRINT_NO_VALUES; | |
fb40c209 AC |
557 | |
558 | /* Check if the parameter is a "*" which means that we want | |
559 | to update all variables */ | |
560 | ||
561 | if ((*name == '*') && (*(name + 1) == '\0')) | |
562 | { | |
563 | nv = varobj_list (&rootlist); | |
db9a518b | 564 | cleanup = make_cleanup (xfree, rootlist); |
3a387118 | 565 | if (mi_version (uiout) <= 1) |
db9a518b | 566 | make_cleanup_ui_out_tuple_begin_end (uiout, "changelist"); |
3a387118 | 567 | else |
db9a518b | 568 | make_cleanup_ui_out_list_begin_end (uiout, "changelist"); |
fb40c209 AC |
569 | if (nv <= 0) |
570 | { | |
3a387118 | 571 | do_cleanups (cleanup); |
fb40c209 AC |
572 | return MI_CMD_DONE; |
573 | } | |
574 | cr = rootlist; | |
575 | while (*cr != NULL) | |
576 | { | |
25d5ea92 | 577 | varobj_update_one (*cr, print_values, 0 /* implicit */); |
fb40c209 AC |
578 | cr++; |
579 | } | |
3a387118 | 580 | do_cleanups (cleanup); |
fb40c209 AC |
581 | } |
582 | else | |
583 | { | |
584 | /* Get varobj handle, if a valid var obj name was specified */ | |
585 | var = varobj_get_handle (name); | |
586 | if (var == NULL) | |
8a3fe4f8 | 587 | error (_("mi_cmd_var_update: Variable object not found")); |
fb40c209 | 588 | |
3a387118 JJ |
589 | if (mi_version (uiout) <= 1) |
590 | cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, "changelist"); | |
591 | else | |
592 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "changelist"); | |
25d5ea92 | 593 | varobj_update_one (var, print_values, 1 /* explicit */); |
3a387118 | 594 | do_cleanups (cleanup); |
fb40c209 | 595 | } |
73a93a32 | 596 | return MI_CMD_DONE; |
fb40c209 AC |
597 | } |
598 | ||
8756216b | 599 | /* Helper for mi_cmd_var_update(). */ |
fb40c209 | 600 | |
8756216b | 601 | static void |
25d5ea92 VP |
602 | varobj_update_one (struct varobj *var, enum print_values print_values, |
603 | int explicit) | |
fb40c209 AC |
604 | { |
605 | struct varobj **changelist; | |
606 | struct varobj **cc; | |
3a387118 | 607 | struct cleanup *cleanup = NULL; |
fb40c209 AC |
608 | int nc; |
609 | ||
25d5ea92 | 610 | nc = varobj_update (&var, &changelist, explicit); |
fb40c209 | 611 | |
8756216b DP |
612 | /* nc >= 0 represents the number of changes reported into changelist. |
613 | nc < 0 means that an error occured or the the variable has | |
614 | changed type (TYPE_CHANGED). */ | |
73a93a32 JI |
615 | |
616 | if (nc == 0) | |
8756216b DP |
617 | return; |
618 | else if (nc < 0) | |
fb40c209 | 619 | { |
3a387118 JJ |
620 | if (mi_version (uiout) > 1) |
621 | cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
73a93a32 | 622 | ui_out_field_string (uiout, "name", varobj_get_objname(var)); |
8756216b DP |
623 | |
624 | switch (nc) | |
625 | { | |
626 | case NOT_IN_SCOPE: | |
8756216b DP |
627 | ui_out_field_string (uiout, "in_scope", "false"); |
628 | break; | |
629 | case INVALID: | |
630 | ui_out_field_string (uiout, "in_scope", "invalid"); | |
631 | break; | |
632 | case TYPE_CHANGED: | |
633 | ui_out_field_string (uiout, "in_scope", "true"); | |
634 | ui_out_field_string (uiout, "new_type", varobj_get_type(var)); | |
635 | ui_out_field_int (uiout, "new_num_children", | |
636 | varobj_get_num_children(var)); | |
637 | break; | |
638 | } | |
3a387118 JJ |
639 | if (mi_version (uiout) > 1) |
640 | do_cleanups (cleanup); | |
73a93a32 JI |
641 | } |
642 | else | |
643 | { | |
73a93a32 JI |
644 | cc = changelist; |
645 | while (*cc != NULL) | |
646 | { | |
3a387118 JJ |
647 | if (mi_version (uiout) > 1) |
648 | cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
73a93a32 | 649 | ui_out_field_string (uiout, "name", varobj_get_objname (*cc)); |
1ecb4ee0 DJ |
650 | if (mi_print_value_p (varobj_get_gdb_type (*cc), print_values)) |
651 | ui_out_field_string (uiout, "value", varobj_get_value (*cc)); | |
73a93a32 JI |
652 | ui_out_field_string (uiout, "in_scope", "true"); |
653 | ui_out_field_string (uiout, "type_changed", "false"); | |
3a387118 JJ |
654 | if (mi_version (uiout) > 1) |
655 | do_cleanups (cleanup); | |
73a93a32 JI |
656 | cc++; |
657 | } | |
b8c9b27d | 658 | xfree (changelist); |
fb40c209 | 659 | } |
fb40c209 | 660 | } |