aboutsummaryrefslogtreecommitdiff
path: root/gdb/mi/mi-cmd-var.c
blob: a7fea36ef9091267111b123021717ed5e3fcd3db (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
/* MI Command Set - varobj commands.

   Copyright (C) 2000, 2002, 2004, 2005, 2007, 2008, 2009
   Free Software Foundation, Inc.

   Contributed by Cygnus Solutions (a Red Hat company).

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"
#include "mi-cmds.h"
#include "ui-out.h"
#include "mi-out.h"
#include "varobj.h"
#include "value.h"
#include <ctype.h>
#include "gdb_string.h"
#include "mi-getopt.h"
#include "gdbthread.h"

const char mi_no_values[] = "--no-values";
const char mi_simple_values[] = "--simple-values";
const char mi_all_values[] = "--all-values";

extern int varobjdebug;		/* defined in varobj.c.  */

static void varobj_update_one (struct varobj *var,
			      enum print_values print_values,
			      int explicit);

static int mi_print_value_p (struct type *type, enum print_values print_values);

/* Print variable object VAR.  The PRINT_VALUES parameter controls
   if the value should be printed.  The PRINT_EXPRESSION parameter
   controls if the expression should be printed.  */
static void 
print_varobj (struct varobj *var, enum print_values print_values,
	      int print_expression)
{
  struct type *gdb_type;
  char *type;
  int thread_id;

  ui_out_field_string (uiout, "name", varobj_get_objname (var));
  if (print_expression)
    ui_out_field_string (uiout, "exp", varobj_get_expression (var));
  ui_out_field_int (uiout, "numchild", varobj_get_num_children (var));
  
  if (mi_print_value_p (varobj_get_gdb_type (var), print_values))
    ui_out_field_string (uiout, "value", varobj_get_value (var));

  type = varobj_get_type (var);
  if (type != NULL)
    {
      ui_out_field_string (uiout, "type", type);
      xfree (type);
    }

  thread_id = varobj_get_thread_id (var);
  if (thread_id > 0)
    ui_out_field_int (uiout, "thread-id", thread_id);

  if (varobj_get_frozen (var))
    ui_out_field_int (uiout, "frozen", 1);
}

/* VAROBJ operations */

void
mi_cmd_var_create (char *command, char **argv, int argc)
{
  CORE_ADDR frameaddr = 0;
  struct varobj *var;
  char *name;
  char *frame;
  char *expr;
  struct cleanup *old_cleanups;
  enum varobj_type var_type;

  if (argc != 3)
    {
      /* mi_error_message = xstrprintf ("mi_cmd_var_create: Usage:
         ...."); return MI_CMD_ERROR; */
      error (_("mi_cmd_var_create: Usage: NAME FRAME EXPRESSION."));
    }

  name = xstrdup (argv[0]);
  /* Add cleanup for name. Must be free_current_contents as
     name can be reallocated */
  old_cleanups = make_cleanup (free_current_contents, &name);

  frame = xstrdup (argv[1]);
  make_cleanup (xfree, frame);

  expr = xstrdup (argv[2]);
  make_cleanup (xfree, expr);

  if (strcmp (name, "-") == 0)
    {
      xfree (name);
      name = varobj_gen_name ();
    }
  else if (!isalpha (*name))
    error (_("mi_cmd_var_create: name of object must begin with a letter"));

  if (strcmp (frame, "*") == 0)
    var_type = USE_CURRENT_FRAME;
  else if (strcmp (frame, "@") == 0)
    var_type = USE_SELECTED_FRAME;  
  else
    {
      var_type = USE_SPECIFIED_FRAME;
      frameaddr = string_to_core_addr (frame);
    }

  if (varobjdebug)
    fprintf_unfiltered (gdb_stdlog,
		    "Name=\"%s\", Frame=\"%s\" (%s), Expression=\"%s\"\n",
			name, frame, hex_string (frameaddr), expr);

  var = varobj_create (name, expr, frameaddr, var_type);

  if (var == NULL)
    error (_("mi_cmd_var_create: unable to create variable object"));

  print_varobj (var, PRINT_ALL_VALUES, 0 /* don't print expression */);

  do_cleanups (old_cleanups);
}

void
mi_cmd_var_delete (char *command, char **argv, int argc)
{
  char *name;
  struct varobj *var;
  int numdel;
  int children_only_p = 0;
  struct cleanup *old_cleanups;

  if (argc < 1 || argc > 2)
    error (_("mi_cmd_var_delete: Usage: [-c] EXPRESSION."));

  name = xstrdup (argv[0]);
  /* Add cleanup for name. Must be free_current_contents as
     name can be reallocated */
  old_cleanups = make_cleanup (free_current_contents, &name);

  /* If we have one single argument it cannot be '-c' or any string
     starting with '-'. */
  if (argc == 1)
    {
      if (strcmp (name, "-c") == 0)
	error (_("mi_cmd_var_delete: Missing required argument after '-c': variable object name"));
      if (*name == '-')
	error (_("mi_cmd_var_delete: Illegal variable object name"));
    }

  /* If we have 2 arguments they must be '-c' followed by a string
     which would be the variable name. */
  if (argc == 2)
    {
      if (strcmp (name, "-c") != 0)
	error (_("mi_cmd_var_delete: Invalid option."));
      children_only_p = 1;
      do_cleanups (old_cleanups);
      name = xstrdup (argv[1]);
      make_cleanup (free_current_contents, &name);
    }

  /* If we didn't error out, now NAME contains the name of the
     variable. */

  var = varobj_get_handle (name);

  numdel = varobj_delete (var, NULL, children_only_p);

  ui_out_field_int (uiout, "ndeleted", numdel);

  do_cleanups (old_cleanups);
}

/* Parse a string argument into a format value.  */

static enum varobj_display_formats
mi_parse_format (const char *arg)
{
  if (arg != NULL)
    {
      int len;

      len = strlen (arg);

      if (strncmp (arg, "natural", len) == 0)
	return FORMAT_NATURAL;
      else if (strncmp (arg, "binary", len) == 0)
	return FORMAT_BINARY;
      else if (strncmp (arg, "decimal", len) == 0)
	return FORMAT_DECIMAL;
      else if (strncmp (arg, "hexadecimal", len) == 0)
	return FORMAT_HEXADECIMAL;
      else if (strncmp (arg, "octal", len) == 0)
	return FORMAT_OCTAL;
    }

  error (_("Must specify the format as: \"natural\", \"binary\", \"decimal\", \"hexadecimal\", or \"octal\""));
}

void
mi_cmd_var_set_format (char *command, char **argv, int argc)
{
  enum varobj_display_formats format;
  struct varobj *var;

  if (argc != 2)
    error (_("mi_cmd_var_set_format: Usage: NAME FORMAT."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  format = mi_parse_format (argv[1]);
  
  /* Set the format of VAR to given format */
  varobj_set_display_format (var, format);

  /* Report the new current format */
  ui_out_field_string (uiout, "format", varobj_format_string[(int) format]);
 
  /* Report the value in the new format */
  ui_out_field_string (uiout, "value", varobj_get_value (var));
}

void
mi_cmd_var_set_visualizer (char *command, char **argv, int argc)
{
  struct varobj *var;

  if (argc != 2)
    error ("Usage: NAME VISUALIZER_FUNCTION.");

  var = varobj_get_handle (argv[0]);

  if (var == NULL)
    error ("Variable object not found");

  varobj_set_visualizer (var, argv[1]);
}

void
mi_cmd_var_set_frozen (char *command, char **argv, int argc)
{
  struct varobj *var;
  int frozen;

  if (argc != 2)
    error (_("-var-set-format: Usage: NAME FROZEN_FLAG."));

  var = varobj_get_handle (argv[0]);

  if (strcmp (argv[1], "0") == 0)
    frozen = 0;
  else if (strcmp (argv[1], "1") == 0)
    frozen = 1;
  else
    error (_("Invalid flag value"));

  varobj_set_frozen (var, frozen);

  /* We don't automatically return the new value, or what varobjs got new
     values during unfreezing.  If this information is required, client
     should call -var-update explicitly.  */
}


void
mi_cmd_var_show_format (char *command, char **argv, int argc)
{
  enum varobj_display_formats format;
  struct varobj *var;

  if (argc != 1)
    error (_("mi_cmd_var_show_format: Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  format = varobj_get_display_format (var);

  /* Report the current format */
  ui_out_field_string (uiout, "format", varobj_format_string[(int) format]);
}

void
mi_cmd_var_info_num_children (char *command, char **argv, int argc)
{
  struct varobj *var;

  if (argc != 1)
    error (_("mi_cmd_var_info_num_children: Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  ui_out_field_int (uiout, "numchild", varobj_get_num_children (var));
}

/* Parse a string argument into a print_values value.  */

static enum print_values
mi_parse_values_option (const char *arg)
{
  if (strcmp (arg, "0") == 0
      || strcmp (arg, mi_no_values) == 0)
    return PRINT_NO_VALUES;
  else if (strcmp (arg, "1") == 0
	   || strcmp (arg, mi_all_values) == 0)
    return PRINT_ALL_VALUES;
  else if (strcmp (arg, "2") == 0
	   || strcmp (arg, mi_simple_values) == 0)
    return PRINT_SIMPLE_VALUES;
  else
    error (_("Unknown value for PRINT_VALUES\n\
Must be: 0 or \"%s\", 1 or \"%s\", 2 or \"%s\""),
	   mi_no_values, mi_simple_values, mi_all_values);
}

/* Return 1 if given the argument PRINT_VALUES we should display
   a value of type TYPE.  */

static int
mi_print_value_p (struct type *type, enum print_values print_values)
{

  if (print_values == PRINT_NO_VALUES)
    return 0;

  if (print_values == PRINT_ALL_VALUES)
    return 1;

  if (type == NULL)
    return 1;
  else
    {
      type = check_typedef (type);

      /* For PRINT_SIMPLE_VALUES, only print the value if it has a type
	 and that type is not a compound type.  */
      return (TYPE_CODE (type) != TYPE_CODE_ARRAY
	      && TYPE_CODE (type) != TYPE_CODE_STRUCT
	      && TYPE_CODE (type) != TYPE_CODE_UNION);
    }
}

void
mi_cmd_var_list_children (char *command, char **argv, int argc)
{
  struct varobj *var;  
  VEC(varobj_p) *children;
  struct varobj *child;
  struct cleanup *cleanup_children;
  int numchild;
  enum print_values print_values;
  int ix;
  char *display_hint;

  if (argc != 1 && argc != 2)
    error (_("mi_cmd_var_list_children: Usage: [PRINT_VALUES] NAME"));

  /* Get varobj handle, if a valid var obj name was specified */
  if (argc == 1)
    var = varobj_get_handle (argv[0]);
  else
    var = varobj_get_handle (argv[1]);

  children = varobj_list_children (var);
  ui_out_field_int (uiout, "numchild", VEC_length (varobj_p, children));
  if (argc == 2)
    print_values = mi_parse_values_option (argv[0]);
  else
    print_values = PRINT_NO_VALUES;

  display_hint = varobj_get_display_hint (var);
  if (display_hint)
    {
      ui_out_field_string (uiout, "displayhint", display_hint);
      xfree (display_hint);
    }

  if (VEC_length (varobj_p, children) == 0)
    return;

  if (mi_version (uiout) == 1)
    cleanup_children = make_cleanup_ui_out_tuple_begin_end (uiout, "children");
  else
    cleanup_children = make_cleanup_ui_out_list_begin_end (uiout, "children");
  for (ix = 0; VEC_iterate (varobj_p, children, ix, child); ++ix)
    {
      struct cleanup *cleanup_child;
      cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child");
      print_varobj (child, print_values, 1 /* print expression */);
      do_cleanups (cleanup_child);
    }
  do_cleanups (cleanup_children);
}

void
mi_cmd_var_info_type (char *command, char **argv, int argc)
{
  struct varobj *var;

  if (argc != 1)
    error (_("mi_cmd_var_info_type: Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  ui_out_field_string (uiout, "type", varobj_get_type (var));
}

void
mi_cmd_var_info_path_expression (char *command, char **argv, int argc)
{
  struct varobj *var;
  char *path_expr;

  if (argc != 1)
    error (_("Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified.  */
  var = varobj_get_handle (argv[0]);
  
  path_expr = varobj_get_path_expr (var);

  ui_out_field_string (uiout, "path_expr", path_expr);
}

void
mi_cmd_var_info_expression (char *command, char **argv, int argc)
{
  enum varobj_languages lang;
  struct varobj *var;

  if (argc != 1)
    error (_("mi_cmd_var_info_expression: Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  lang = varobj_get_language (var);

  ui_out_field_string (uiout, "lang", varobj_language_string[(int) lang]);
  ui_out_field_string (uiout, "exp", varobj_get_expression (var));
}

void
mi_cmd_var_show_attributes (char *command, char **argv, int argc)
{
  int attr;
  char *attstr;
  struct varobj *var;

  if (argc != 1)
    error (_("mi_cmd_var_show_attributes: Usage: NAME."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  attr = varobj_get_attributes (var);
  /* FIXME: define masks for attributes */
  if (attr & 0x00000001)
    attstr = "editable";
  else
    attstr = "noneditable";

  ui_out_field_string (uiout, "attr", attstr);
}

void
mi_cmd_var_evaluate_expression (char *command, char **argv, int argc)
{
  struct varobj *var;

  enum varobj_display_formats format;
  int formatFound;
  int optind;
  char *optarg;
    
  enum opt
    {
      OP_FORMAT
    };
  static struct mi_opt opts[] =
  {
    {"f", OP_FORMAT, 1},
    { 0, 0, 0 }
  };

  /* Parse arguments */
  format = FORMAT_NATURAL;
  formatFound = 0;
  optind = 0;
  while (1)
    {
      int opt = mi_getopt ("-var-evaluate-expression", argc, argv, opts, &optind, &optarg);
      if (opt < 0)
	break;
      switch ((enum opt) opt)
      {
	case OP_FORMAT:
	  if (formatFound)
	    error (_("Cannot specify format more than once"));
   
	  format = mi_parse_format (optarg);
	  formatFound = 1;
	  break;
      }
    }

  if (optind >= argc)
    error (_("Usage: [-f FORMAT] NAME"));
   
  if (optind < argc - 1)
    error (_("Garbage at end of command"));
 
     /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[optind]);
   
  if (formatFound)
    ui_out_field_string (uiout, "value", varobj_get_formatted_value (var, format));
  else
    ui_out_field_string (uiout, "value", varobj_get_value (var));
}

void
mi_cmd_var_assign (char *command, char **argv, int argc)
{
  struct varobj *var;
  char *expression;

  if (argc != 2)
    error (_("mi_cmd_var_assign: Usage: NAME EXPRESSION."));

  /* Get varobj handle, if a valid var obj name was specified */
  var = varobj_get_handle (argv[0]);

  if (!varobj_editable_p (var))
    error (_("mi_cmd_var_assign: Variable object is not editable"));

  expression = xstrdup (argv[1]);

  if (!varobj_set_value (var, expression))
    error (_("mi_cmd_var_assign: Could not assign expression to variable object"));

  ui_out_field_string (uiout, "value", varobj_get_value (var));
}

void
mi_cmd_var_update (char *command, char **argv, int argc)
{
  struct varobj *var;
  struct varobj **rootlist;
  struct varobj **cr;
  struct cleanup *cleanup;
  char *name;
  int nv;
  enum print_values print_values;

  if (argc != 1 && argc != 2)
    error (_("mi_cmd_var_update: Usage: [PRINT_VALUES] NAME."));

  if (argc == 1)
    name = argv[0];
  else
    name = (argv[1]);

  if (argc == 2)
    print_values = mi_parse_values_option (argv[0]);
  else
    print_values = PRINT_NO_VALUES;

  /* Check if the parameter is a "*" which means that we want
     to update all variables */

  if ((*name == '*' || *name == '@') && (*(name + 1) == '\0'))
    {
      nv = varobj_list (&rootlist);
      cleanup = make_cleanup (xfree, rootlist);
      if (mi_version (uiout) <= 1)
        make_cleanup_ui_out_tuple_begin_end (uiout, "changelist");
      else
        make_cleanup_ui_out_list_begin_end (uiout, "changelist");
      if (nv <= 0)
	{
	  do_cleanups (cleanup);
	  return;
	}
      for (cr = rootlist; *cr != NULL; cr++)
	{
	  int thread_id = varobj_get_thread_id (*cr);
	  int thread_stopped = 0;
	  if (thread_id == -1 && is_stopped (inferior_ptid))
	    thread_stopped = 1;
	  else
	    {	      
	      struct thread_info *tp = find_thread_id (thread_id);
	      if (tp)
		thread_stopped = is_stopped (tp->ptid);
	      else
		thread_stopped = 1;
	    }
	  if (thread_stopped)
	    if (*name == '*' || varobj_floating_p (*cr))
	      varobj_update_one (*cr, print_values, 0 /* implicit */);
	}
      do_cleanups (cleanup);
    }
  else
    {
      /* Get varobj handle, if a valid var obj name was specified */
      var = varobj_get_handle (name);

      if (mi_version (uiout) <= 1)
        cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, "changelist");
      else
        cleanup = make_cleanup_ui_out_list_begin_end (uiout, "changelist");
      varobj_update_one (var, print_values, 1 /* explicit */);
      do_cleanups (cleanup);
    }
}

/* Helper for mi_cmd_var_update().  */

static void
varobj_update_one (struct varobj *var, enum print_values print_values,
		   int explicit)
{
  struct varobj **cc;
  struct cleanup *cleanup = NULL;
  VEC (varobj_update_result) *changes;
  varobj_update_result *r;
  int i;
  
  changes = varobj_update (&var, explicit);
  
  for (i = 0; VEC_iterate (varobj_update_result, changes, i, r); ++i)
    {
      char *display_hint;

      if (mi_version (uiout) > 1)
        cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
      ui_out_field_string (uiout, "name", varobj_get_objname (r->varobj));

      switch (r->status)
	{
	case VAROBJ_IN_SCOPE:
	  if (mi_print_value_p (varobj_get_gdb_type (r->varobj), print_values))
	    ui_out_field_string (uiout, "value", varobj_get_value (r->varobj));
	  ui_out_field_string (uiout, "in_scope", "true");
	  break;
        case VAROBJ_NOT_IN_SCOPE:
          ui_out_field_string (uiout, "in_scope", "false");
	  break;
        case VAROBJ_INVALID:
          ui_out_field_string (uiout, "in_scope", "invalid");
 	  break;
	}

      if (r->status != VAROBJ_INVALID)
	{
	  if (r->type_changed)
	    ui_out_field_string (uiout, "type_changed", "true");
	  else
	    ui_out_field_string (uiout, "type_changed", "false");
	}

      if (r->type_changed)
	{
          ui_out_field_string (uiout, "new_type", varobj_get_type (r->varobj));
          ui_out_field_int (uiout, "new_num_children", 
			    varobj_get_num_children (r->varobj));
	}

      display_hint = varobj_get_display_hint (var);
      if (display_hint)
	{
	  ui_out_field_string (uiout, "displayhint", display_hint);
	  xfree (display_hint);
	}

      if (r->children_changed)
	{
	  int ix;
	  struct varobj *child;
	  struct cleanup *cleanup =
	    make_cleanup_ui_out_list_begin_end (uiout, "children");

	  VEC (varobj_p)* children = varobj_list_children (r->varobj);

	  for (ix = 0; VEC_iterate (varobj_p, children, ix, child); ++ix)
	    {
	      struct cleanup *cleanup_child;
	      cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
	      print_varobj (child, print_values, 1 /* print expression */);
	      do_cleanups (cleanup_child);
	    }

	  do_cleanups (cleanup);
	}
  
      if (mi_version (uiout) > 1)
	do_cleanups (cleanup);
    }
  VEC_free (varobj_update_result, changes);
}