2002-10-23 Jeff Johnston <jjohnstn@redhat.com>

* NEWS: add recent mi fixes.
        * varobj.c (struct varobj): Add new "updated" flag.
        (new_variable): Default "updated" flag to 0.
        (varobj_set_value): Set "updated" flag to 1 if value
        changes.
        (varobj_update): Check varobj "updated" flag before
        comparing old and refreshed values.  Fix for
        PR gdb/702.
This commit is contained in:
Jeff Johnston
2002-10-23 23:54:33 +00:00
parent 8da065d53c
commit fb9b6b359f
3 changed files with 29 additions and 3 deletions

View File

@@ -111,6 +111,9 @@ struct varobj
/* The format of the output for this object */
enum varobj_display_formats format;
/* Was this variable updated via a varobj_set_value operation */
int updated;
};
/* Every variable keeps a linked list of its children, described
@@ -753,6 +756,7 @@ int
varobj_set_value (struct varobj *var, char *expression)
{
struct value *val;
int error;
int offset = 0;
/* The argument "expression" contains the variable's new value.
@@ -778,6 +782,8 @@ varobj_set_value (struct varobj *var, char *expression)
return 0;
}
if (!my_value_equal (var->value, value, &error))
var->updated = 1;
if (!gdb_value_assign (var->value, value, &val))
return 0;
value_free (var->value);
@@ -893,10 +899,11 @@ varobj_update (struct varobj **varp, struct varobj ***changelist)
/* If values are not equal, note that it's changed.
There a couple of exceptions here, though.
We don't want some types to be reported as "changed". */
else if (type_changeable (*varp)
&& !my_value_equal ((*varp)->value, new, &error2))
else if (type_changeable (*varp) &&
((*varp)->updated || !my_value_equal ((*varp)->value, new, &error2)))
{
vpush (&result, *varp);
(*varp)->updated = 0;
changed++;
/* error2 replaces var->error since this new value
WILL replace the old one. */
@@ -933,10 +940,12 @@ varobj_update (struct varobj **varp, struct varobj ***changelist)
/* Update this variable */
new = value_of_child (v->parent, v->index);
if (type_changeable (v) && !my_value_equal (v->value, new, &error2))
if (type_changeable (v) &&
(v->updated || !my_value_equal (v->value, new, &error2)))
{
/* Note that it's changed */
vpush (&result, v);
v->updated = 0;
changed++;
}
/* error2 replaces v->error since this new value
@@ -1294,6 +1303,7 @@ new_variable (void)
var->children = NULL;
var->format = 0;
var->root = NULL;
var->updated = 0;
return var;
}