Index: obj_subc_parent.h
===================================================================
--- obj_subc_parent.h	(nonexistent)
+++ obj_subc_parent.h	(revision 9361)
@@ -0,0 +1,60 @@
+/*
+ *                            COPYRIGHT
+ *
+ *  pcb-rnd, interactive printed circuit board design
+ *  Copyright (C) 2017 Tibor 'Igor2' Palinkas
+ *
+ *  This module, rats.c, was written and is Copyright (C) 1997 by harry eaton
+ *  this module is also subject to the GNU GPL as described below
+ *
+ *  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
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef PCB_OBJ_SUBC_PARENT_H
+#define PCB_OBJ_SUBC_PARENT_H
+
+#include "data.h"
+#include "data_parent.h"
+#include "layer.h"
+
+/* Returns whether global (on-data) object is part of a subc */
+static inline PCB_FUNC_UNUSED int pcb_is_gobj_in_subc(pcb_parenttype_t pt, pcb_parent_t *p)
+{
+	if (pt != PCB_PARENT_DATA)
+		return 0;
+
+	if (p->data == NULL)
+		return 0;
+	
+	return (p->data->parent_type == PCB_PARENT_SUBC);
+}
+
+/* Returns whether layer object is part of a subc */
+static inline PCB_FUNC_UNUSED int pcb_is_lobj_in_subc(pcb_parenttype_t pt, pcb_parent_t *p)
+{
+	if (pt != PCB_PARENT_LAYER)
+		return 0;
+
+	if (p->layer == NULL)
+		return 0;
+	
+	if (p->layer->parent == NULL)
+		return 0;
+
+	return (p->layer->parent->parent_type == PCB_PARENT_SUBC);
+}
+
+#endif