+static char *
+string_to_utf8 (MonoString *s)
+{
+ char *as;
+ GError *error = NULL;
+
+ g_assert (s);
+
+ if (!s->length)
+ return g_strdup ("");
+
+ as = g_utf16_to_utf8 (mono_string_chars (s), s->length, NULL, NULL, &error);
+ if (error) {
+ /* Happens with StringBuilders */
+ g_error_free (error);
+ return g_strdup ("<INVALID UTF8>");
+ }
+ else
+ return as;
+}