Index: list_common.h
===================================================================
--- list_common.h	(nonexistent)
+++ list_common.h	(revision 1173)
@@ -0,0 +1,35 @@
+/*
+ *                            COPYRIGHT
+ *
+ *  PCB, interactive printed circuit board design
+ *  Copyright (C) 2016 Tibor 'Igor2' Palinkas
+ * 
+ *  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 LIST_COMMON_H
+#define LIST_COMMON_H
+
+/* iterate over all items of list and call func(item) */
+#define list_map0(list, itemtype, func) \
+		do { \
+			itemtype *__item__; \
+			gdl_iterator_t it; \
+			linelist_foreach((list), &it, __item__) \
+				func(__item__); \
+		} while(0)
+
+#endif