static int
varobj_update_one (struct varobj *var, enum print_values print_values)
{
struct varobj **changelist;
struct varobj **cc;
struct cleanup *cleanup = NULL;
int nc;
nc = varobj_update (&var, &changelist);
/* nc == 0 means that nothing has changed.
nc == -1 means that an error occured in updating the variable.
nc == -2 means the variable has changed type. */
if (nc == 0)
return 1;
else if (nc == -1)
{
if (mi_version (uiout) > 1)
cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
ui_out_field_string (uiout, "name", varobj_get_objname(var));
ui_out_field_string (uiout, "in_scope", "false");
if (mi_version (uiout) > 1)
do_cleanups (cleanup);
return -1;
}
else if (nc == -2)
{
if (mi_version (uiout) > 1)
cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
ui_out_field_string (uiout, "name", varobj_get_objname (var));
ui_out_field_string (uiout, "in_scope", "true");
ui_out_field_string (uiout, "new_type", varobj_get_type(var));
ui_out_field_int (uiout, "new_num_children",
varobj_get_num_children(var));
if (mi_version (uiout) > 1)
do_cleanups (cleanup);
}
else
{
cc = changelist;
while (*cc != NULL)
{
if (mi_version (uiout) > 1)
cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
ui_out_field_string (uiout, "name", varobj_get_objname (*cc));
if (mi_print_value_p (varobj_get_gdb_type (*cc), print_values))
ui_out_field_string (uiout, "value", varobj_get_value (*cc));
ui_out_field_string (uiout, "in_scope", "true");
ui_out_field_string (uiout, "type_changed", "false");
if (mi_version (uiout) > 1)
do_cleanups (cleanup);
cc++;
}
xfree (changelist);
return 1;
}
return 1;
}
static int
mi_print_value_p (struct varobj *var, enum print_values print_values)
{
struct type *type;
if (print_values == PRINT_NO_VALUES)
return 0;
if (print_values == PRINT_ALL_VALUES)
return 1;
if (varobj_is_dynamic_p (var))
return 1;
type = varobj_get_gdb_type (var);
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);
}
}
enum mi_cmd_result
mi_cmd_var_list_children (char *command, char **argv, int argc)
{
struct varobj *var;
struct varobj **childlist;
struct varobj **cc;
struct cleanup *cleanup_children;
int numchild;
char *type;
enum print_values print_values;
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]);
if (var == NULL)
error (_("Variable object not found"));
numchild = varobj_list_children (var, &childlist);
ui_out_field_int (uiout, "numchild", numchild);
if (argc == 2)
print_values = mi_parse_values_option (argv[0]);
else
print_values = PRINT_NO_VALUES;
if (numchild <= 0)
return MI_CMD_DONE;
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");
cc = childlist;
while (*cc != NULL)
{
struct cleanup *cleanup_child;
cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child");
ui_out_field_string (uiout, "name", varobj_get_objname (*cc));
ui_out_field_string (uiout, "exp", varobj_get_expression (*cc));
ui_out_field_int (uiout, "numchild", varobj_get_num_children (*cc));
if (mi_print_value_p (varobj_get_gdb_type (*cc), print_values))
ui_out_field_string (uiout, "value", varobj_get_value (*cc));
type = varobj_get_type (*cc);
/* C++ pseudo-variables (public, private, protected) do not have a type */
if (type)
ui_out_field_string (uiout, "type", type);
do_cleanups (cleanup_child);
cc++;
}
do_cleanups (cleanup_children);
xfree (childlist);
return MI_CMD_DONE;
}
