1 files changed, 72 insertions, 0 deletions
diff --git a/comphelper/inc/comphelper/scopeguard.hxx b/comphelper/inc/comphelper/scopeguard.hxx
new file mode 100644
index 000000000000..4841a564ae61
--- /dev/null
+++ b/comphelper/inc/comphelper/scopeguard.hxx
@@ -0,0 +1,72 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#if ! defined(INCLUDED_COMPHELPER_SCOPEGUARD_HXX)
+#define INCLUDED_COMPHELPER_SCOPEGUARD_HXX
+
+#if ! defined(INCLUDED_COMPHELPERDLLAPI_H)
+#include "comphelper/comphelperdllapi.h"
+#endif
+#include "boost/function.hpp"
+#include "boost/noncopyable.hpp"
+
+namespace comphelper {
+
+/** ScopeGuard to ease writing exception-safe code.
+ */
+class COMPHELPER_DLLPUBLIC ScopeGuard : private ::boost::noncopyable
+                                        // noncopyable until we have
+                                        // good reasons...
+{
+public:
+    enum exc_handling { IGNORE_EXCEPTIONS, ALLOW_EXCEPTIONS };
+
+    /** @param func function object to be executed in dtor
+        @param excHandling switches whether thrown exceptions in dtor will be
+                           silently ignored (but OSL_ asserted)
+    */
+    template <typename func_type>
+    explicit ScopeGuard( func_type const & func,
+                         exc_handling excHandling = IGNORE_EXCEPTIONS )
+        : m_func( func ), m_excHandling( excHandling ) {}
+
+    ~ScopeGuard();
+
+    /** Dismisses the scope guard, i.e. the function won't
+        be executed.
+    */
+    void dismiss();
+
+private:
+    ::boost::function0<void> m_func; // preferring portable syntax
+    exc_handling const m_excHandling;
+};
+
+} // namespace comphelper
+
+#endif // ! defined(INCLUDED_COMPHELPER_SCOPEGUARD_HXX)
+