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[deliverable/binutils-gdb.git] / gdb / varobj.c

diff --git a/gdb/varobj.c b/gdb/varobj.c
index 7446f1002b6a1d084c872ea02e2b17aa223ad635..a10560f9fa98a22f7917dd3531bcc3d0e5f847fe 100644 (file)
--- a/gdb/varobj.c
+++ b/gdb/varobj.c
@@ -1,6 +1,6 @@
 /* Implementation of the GDB variable objects API.
 
-   Copyright (C) 1999-2014 Free Software Foundation, Inc.
+   Copyright (C) 1999-2015 Free Software Foundation, Inc.
 
    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
@@ -16,7 +16,6 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
-#include "exceptions.h"
 #include "value.h"
 #include "expression.h"
 #include "frame.h"
@@ -24,9 +23,6 @@
 #include "gdbcmd.h"
 #include "block.h"
 #include "valprint.h"
-
-#include "gdb_assert.h"
-#include <string.h>
 #include "gdb_regex.h"
 
 #include "varobj.h"
@@ -1004,18 +1000,18 @@ varobj_get_gdb_type (struct varobj *var)
 static int
 is_path_expr_parent (struct varobj *var)
 {
-  struct type *type;
-
-  /* "Fake" children are not path_expr parents.  */
-  if (CPLUS_FAKE_CHILD (var))
-    return 0;
+  gdb_assert (var->root->lang_ops->is_path_expr_parent != NULL);
+  return var->root->lang_ops->is_path_expr_parent (var);
+}
 
-  type = varobj_get_value_type (var);
+/* Is VAR a path expression parent, i.e., can it be used to construct
+   a valid path expression?  By default we assume any VAR can be a path
+   parent.  */
 
-  /* Anonymous unions and structs are also not path_expr parents.  */
-  return !((TYPE_CODE (type) == TYPE_CODE_STRUCT
-           || TYPE_CODE (type) == TYPE_CODE_UNION)
-          && TYPE_NAME (type) == NULL);
+int
+varobj_default_is_path_expr_parent (struct varobj *var)
+{
+  return 1;
 }
 
 /* Return the path expression parent for VAR.  */
@@ -2729,24 +2725,6 @@ all_root_varobjs (void (*func) (struct varobj *var, void *data), void *data)
       (*func) (var_root->rootvar, data);
     }
 }
-\f
-extern void _initialize_varobj (void);
-void
-_initialize_varobj (void)
-{
-  int sizeof_table = sizeof (struct vlist *) * VAROBJ_TABLE_SIZE;
-
-  varobj_table = xmalloc (sizeof_table);
-  memset (varobj_table, 0, sizeof_table);
-
-  add_setshow_zuinteger_cmd ("varobj", class_maintenance,
-                            &varobjdebug,
-                            _("Set varobj debugging."),
-                            _("Show varobj debugging."),
-                            _("When non-zero, varobj debugging is enabled."),
-                            NULL, show_varobjdebug,
-                            &setdebuglist, &showdebuglist);
-}
 
 /* Invalidate varobj VAR if it is tied to locals and re-create it if it is
    defined on globals.  It is a helper for varobj_invalidate.
@@ -2789,3 +2767,21 @@ varobj_invalidate (void)
 {
   all_root_varobjs (varobj_invalidate_iter, NULL);
 }
+\f
+extern void _initialize_varobj (void);
+void
+_initialize_varobj (void)
+{
+  int sizeof_table = sizeof (struct vlist *) * VAROBJ_TABLE_SIZE;
+
+  varobj_table = xmalloc (sizeof_table);
+  memset (varobj_table, 0, sizeof_table);
+
+  add_setshow_zuinteger_cmd ("varobj", class_maintenance,
+                            &varobjdebug,
+                            _("Set varobj debugging."),
+                            _("Show varobj debugging."),
+                            _("When non-zero, varobj debugging is enabled."),
+                            NULL, show_varobjdebug,
+                            &setdebuglist, &showdebuglist);
+}