Sun May 31 23:59:55 CEST 2009  Tobias Rautenkranz <tobias@rautenkranz.ch>
  * cxx:push undo-stack takes ownership
diff -rN -u old-qt.gui/qt.mbd new-qt.gui/qt.mbd
--- old-qt.gui/qt.mbd	2014-10-30 07:48:22.000000000 +0100
+++ new-qt.gui/qt.mbd	2014-10-30 07:48:22.000000000 +0100
@@ -44,6 +44,7 @@
                    ("qstringlist.cpp" static-file)))
 
            ("qt" (:needs "package" "lib"))
+           ("ownership" (:needs "qt"))
            ("object" (:needs "qt"))
            ("operator" (:needs "qt" "object"))
            ("application" (:needs "qt"))
diff -rN -u old-qt.gui/src/ownership.lisp new-qt.gui/src/ownership.lisp
--- old-qt.gui/src/ownership.lisp	1970-01-01 01:00:00.000000000 +0100
+++ new-qt.gui/src/ownership.lisp	2014-10-30 07:48:22.000000000 +0100
@@ -0,0 +1,4 @@
+(in-package :qt)
+
+(define-takes-ownership cxx:push ((undo-stack undo-stack) undo-command)
+  undo-command)