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;
}
void
mi_cmd_var_assign (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct varobj *var;
char *expression, *val;
struct cleanup *cleanup;
if (argc != 2)
error (_("-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 (_("-var-assign: Variable object is not editable"));
expression = xstrdup (argv[1]);
/* MI command '-var-assign' may write memory, so suppress memory
changed notification if it does. */
cleanup
= make_cleanup_restore_integer (&mi_suppress_notification.memory);
mi_suppress_notification.memory = 1;
if (!varobj_set_value (var, expression))
error (_("-var-assign: Could not assign "
"expression to variable object"));
val = varobj_get_value (var);
ui_out_field_string (uiout, "value", val);
xfree (val);
do_cleanups (cleanup);
}
enum mi_cmd_result
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]);
if (var == NULL)
error ("mi_cmd_var_show_attributes: Variable object not found");
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);
return MI_CMD_DONE;
}
void
mi_cmd_var_set_format (char *command, char **argv, int argc)
{
enum varobj_display_formats format;
struct varobj *var;
char *val;
struct ui_out *uiout = current_uiout;
if (argc != 2)
error (_("-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 the 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. */
val = varobj_get_value (var);
ui_out_field_string (uiout, "value", val);
xfree (val);
}
enum mi_cmd_result
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 (var == NULL)
error ("mi_cmd_var_assign: Variable object not found");
/* FIXME: define masks for attributes */
if (!(varobj_get_attributes (var) & 0x00000001))
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 varible object");
ui_out_field_string (uiout, "value", varobj_get_value (var));
return MI_CMD_DONE;
}
enum mi_cmd_result
mi_cmd_var_delete (char *command, char **argv, int argc)
{
char *name;
char *expr;
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)
{
expr = xstrdup (argv[1]);
if (strcmp (name, "-c") != 0)
error ("mi_cmd_var_delete: Invalid option.");
children_only_p = 1;
xfree (name);
name = xstrdup (expr);
xfree (expr);
}
/* If we didn't error out, now NAME contains the name of the
variable. */
var = varobj_get_handle (name);
if (var == NULL)
error ("mi_cmd_var_delete: Variable object not found.");
numdel = varobj_delete (var, NULL, children_only_p);
ui_out_field_int (uiout, "ndeleted", numdel);
do_cleanups (old_cleanups);
return MI_CMD_DONE;
}
enum mi_cmd_result
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;
if (argc != 1)
error ("mi_cmd_var_update: Usage: NAME.");
name = argv[0];
/* Check if the parameter is a "*" which means that we want
to update all variables */
if ((*name == '*') && (*(name + 1) == '\0'))
{
nv = varobj_list (&rootlist);
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");
if (nv <= 0)
{
do_cleanups (cleanup);
return MI_CMD_DONE;
}
cr = rootlist;
while (*cr != NULL)
{
varobj_update_one (*cr);
cr++;
}
xfree (rootlist);
do_cleanups (cleanup);
}
else
{
/* Get varobj handle, if a valid var obj name was specified */
var = varobj_get_handle (name);
if (var == NULL)
error ("mi_cmd_var_update: Variable object not found");
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);
do_cleanups (cleanup);
}
return MI_CMD_DONE;
}
void
mi_cmd_var_update (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct cleanup *cleanup;
char *name;
enum print_values print_values;
if (argc != 1 && argc != 2)
error (_("-var-update: Usage: [PRINT_VALUES] NAME."));
if (argc == 1)
name = argv[0];
else
name = argv[1];
if (argc == 2)
print_values = mi_parse_print_values (argv[0]);
else
print_values = PRINT_NO_VALUES;
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");
/* Check if the parameter is a "*", which means that we want to
update all variables. */
if ((*name == '*' || *name == '@') && (*(name + 1) == '\0'))
{
struct mi_cmd_var_update data;
data.only_floating = (*name == '@');
data.print_values = print_values;
/* varobj_update_one automatically updates all the children of
VAROBJ. Therefore update each VAROBJ only once by iterating
only the root VAROBJs. */
all_root_varobjs (mi_cmd_var_update_iter, &data);
}
else
{
/* Get varobj handle, if a valid var obj name was specified. */
struct varobj *var = varobj_get_handle (name);
varobj_update_one (var, print_values, 1 /* explicit */);
}
do_cleanups (cleanup);
}
void
mi_cmd_var_info_num_children (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct varobj *var;
if (argc != 1)
error (_("-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));
}
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_update_range (char *command, char **argv, int argc)
{
struct varobj *var;
int from, to;
if (argc != 3)
error (_("-var-set-update-range: Usage: VAROBJ FROM TO"));
var = varobj_get_handle (argv[0]);
from = atoi (argv[1]);
to = atoi (argv[2]);
varobj_set_child_range (var, from, to);
}
enum mi_cmd_result
mi_cmd_var_evaluate_expression (char *command, char **argv, int argc)
{
struct varobj *var;
if (argc != 1)
error ("mi_cmd_var_evaluate_expression: Usage: NAME.");
/* Get varobj handle, if a valid var obj name was specified */
var = varobj_get_handle (argv[0]);
if (var == NULL)
error ("mi_cmd_var_evaluate_expression: Variable object not found");
ui_out_field_string (uiout, "value", varobj_get_value (var));
return MI_CMD_DONE;
}
enum mi_cmd_result
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]);
if (var == NULL)
error ("mi_cmd_var_info_num_children: Variable object not found");
ui_out_field_int (uiout, "numchild", varobj_get_num_children (var));
return MI_CMD_DONE;
}
void
mi_cmd_var_info_path_expression (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
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_show_format (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
enum varobj_display_formats format;
struct varobj *var;
if (argc != 1)
error (_("-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_type (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct varobj *var;
char *type_name;
if (argc != 1)
error (_("-var-info-type: Usage: NAME."));
/* Get varobj handle, if a valid var obj name was specified. */
var = varobj_get_handle (argv[0]);
type_name = varobj_get_type (var);
ui_out_field_string (uiout, "type", type_name);
xfree (type_name);
}
enum mi_cmd_result
mi_cmd_var_set_format (char *command, char **argv, int argc)
{
enum varobj_display_formats format;
int len;
struct varobj *var;
char *formspec;
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]);
if (var == NULL)
error ("mi_cmd_var_set_format: Variable object not found");
formspec = xstrdup (argv[1]);
if (formspec == NULL)
error ("mi_cmd_var_set_format: Must specify the format as: \"natural\", \"binary\", \"decimal\", \"hexadecimal\", or \"octal\"");
len = strlen (formspec);
if (strncmp (formspec, "natural", len) == 0)
format = FORMAT_NATURAL;
else if (strncmp (formspec, "binary", len) == 0)
format = FORMAT_BINARY;
else if (strncmp (formspec, "decimal", len) == 0)
format = FORMAT_DECIMAL;
else if (strncmp (formspec, "hexadecimal", len) == 0)
format = FORMAT_HEXADECIMAL;
else if (strncmp (formspec, "octal", len) == 0)
format = FORMAT_OCTAL;
else
error ("mi_cmd_var_set_format: Unknown display format: must be: \"natural\", \"binary\", \"decimal\", \"hexadecimal\", or \"octal\"");
/* 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]);
return MI_CMD_DONE;
}
enum mi_cmd_result
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]);
if (var == NULL)
error ("mi_cmd_var_info_expression: Variable object not found");
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));
return MI_CMD_DONE;
}
enum mi_cmd_result
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]);
if (var == NULL)
error ("mi_cmd_var_show_format: Variable object not found");
format = varobj_get_display_format (var);
/* Report the current format */
ui_out_field_string (uiout, "format", varobj_format_string[(int) format]);
return MI_CMD_DONE;
}
void
mi_cmd_var_info_expression (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
const struct language_defn *lang;
struct varobj *var;
char *exp;
if (argc != 1)
error (_("-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", lang->la_natural_name);
exp = varobj_get_expression (var);
ui_out_field_string (uiout, "exp", exp);
xfree (exp);
}
void
mi_cmd_var_show_attributes (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
int attr;
char *attstr;
struct varobj *var;
if (argc != 1)
error (_("-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_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_list_children (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct varobj *var;
VEC(varobj_p) *children;
struct varobj *child;
enum print_values print_values;
int ix;
int from, to;
char *display_hint;
if (argc < 1 || argc > 4)
error (_("-var-list-children: Usage: "
"[PRINT_VALUES] NAME [FROM TO]"));
/* Get varobj handle, if a valid var obj name was specified. */
if (argc == 1 || argc == 3)
var = varobj_get_handle (argv[0]);
else
var = varobj_get_handle (argv[1]);
if (argc > 2)
{
from = atoi (argv[argc - 2]);
to = atoi (argv[argc - 1]);
}
else
{
from = -1;
to = -1;
}
children = varobj_list_children (var, &from, &to);
ui_out_field_int (uiout, "numchild", to - from);
if (argc == 2 || argc == 4)
print_values = mi_parse_print_values (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 (from < to)
{
struct cleanup *cleanup_children;
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 = from;
ix < to && 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);
}
ui_out_field_int (uiout, "has_more", varobj_has_more (var, to));
}
void
mi_cmd_var_evaluate_expression (char *command, char **argv, int argc)
{
struct ui_out *uiout = current_uiout;
struct varobj *var;
enum varobj_display_formats format;
int formatFound;
int oind;
char *oarg;
enum opt
{
OP_FORMAT
};
static const struct mi_opt opts[] =
{
{"f", OP_FORMAT, 1},
{ 0, 0, 0 }
};
/* Parse arguments. */
format = FORMAT_NATURAL;
formatFound = 0;
oind = 0;
while (1)
{
int opt = mi_getopt ("-var-evaluate-expression", argc, argv,
opts, &oind, &oarg);
if (opt < 0)
break;
switch ((enum opt) opt)
{
case OP_FORMAT:
if (formatFound)
error (_("Cannot specify format more than once"));
format = mi_parse_format (oarg);
formatFound = 1;
break;
}
}
if (oind >= argc)
error (_("Usage: [-f FORMAT] NAME"));
if (oind < argc - 1)
error (_("Garbage at end of command"));
/* Get varobj handle, if a valid var obj name was specified. */
var = varobj_get_handle (argv[oind]);
if (formatFound)
{
char *val = varobj_get_formatted_value (var, format);
ui_out_field_string (uiout, "value", val);
xfree (val);
}
else
{
char *val = varobj_get_value (var);
ui_out_field_string (uiout, "value", val);
xfree (val);
}
}
