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closed #5260

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[SVN r69540]
This commit is contained in:
Joaquín M López Muñoz 2011-03-04 08:06:42 +00:00
parent 55723474d2
commit 3e9d0232d2
1 changed files with 11 additions and 5 deletions
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16
include/boost/multi_index/detail/scope_guard.hpp
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@ -1,4 +1,4 @@
/* Copyright 2003-2008 Joaquin M Lopez Munoz. /* Copyright 2003-2011 Joaquin M Lopez Munoz.
* Distributed under the Boost Software License, Version 1.0. * Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at * (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt) * http://www.boost.org/LICENSE_1_0.txt)
@ -13,6 +13,8 @@
#pragma once #pragma once
#endif #endif
#include <boost/detail/no_exceptions_support.hpp>
namespace boost{ namespace boost{
namespace multi_index{ namespace multi_index{
@ -24,12 +26,10 @@ namespace detail{
* ScopeGuard.h as defined in: * ScopeGuard.h as defined in:
* Alexandrescu, A., Marginean, P.:"Generic<Programming>: Change the Way You * Alexandrescu, A., Marginean, P.:"Generic<Programming>: Change the Way You
* Write Exception-Safe Code - Forever", C/C++ Users Jornal, Dec 2000, * Write Exception-Safe Code - Forever", C/C++ Users Jornal, Dec 2000,
* http://www.cuj.com/documents/s=8000/cujcexp1812alexandr/ * http://www.drdobbs.com/184403758
* with the following modifications: * with the following modifications:
* - General pretty formatting (pretty to my taste at least.) * - General pretty formatting (pretty to my taste at least.)
* - Naming style changed to standard C++ library requirements. * - Naming style changed to standard C++ library requirements.
* - safe_execute does not feature a try-catch protection, so we can
* use this even if BOOST_NO_EXCEPTIONS is defined.
* - Added scope_guard_impl4 and obj_scope_guard_impl3, (Boost.MultiIndex * - Added scope_guard_impl4 and obj_scope_guard_impl3, (Boost.MultiIndex
* needs them). A better design would provide guards for many more * needs them). A better design would provide guards for many more
* arguments through the Boost Preprocessor Library. * arguments through the Boost Preprocessor Library.
@ -65,7 +65,13 @@ protected:
} }
template<typename J> template<typename J>
static void safe_execute(J& j){if(!j.dismissed_)j.execute();} static void safe_execute(J& j){
BOOST_TRY{
if(!j.dismissed_)j.execute();
}
BOOST_CATCH(...){}
BOOST_CATCH_END
}
mutable bool dismissed_; mutable bool dismissed_;