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author | Remko Tronçon <git@el-tramo.be> | 2010-12-05 13:36:00 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2010-12-05 13:36:00 (GMT) |
commit | 5c30503d671d54c3e2950be7b4f17a1ba5843475 (patch) | |
tree | 5bb9dd3856e9c9e4b15dfe1ab7cdb0bbb1c8b8e3 /3rdParty | |
parent | 33cd40af8a271a8994b4c2fc71395e338779d4dc (diff) | |
download | swift-5c30503d671d54c3e2950be7b4f17a1ba5843475.zip swift-5c30503d671d54c3e2950be7b4f17a1ba5843475.tar.bz2 |
Import boost::make_shared.
Diffstat (limited to '3rdParty')
-rw-r--r-- | 3rdParty/Boost/src/boost/smart_ptr/make_shared.hpp | 508 | ||||
-rwxr-xr-x | 3rdParty/Boost/update.sh | 1 |
2 files changed, 509 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/smart_ptr/make_shared.hpp b/3rdParty/Boost/src/boost/smart_ptr/make_shared.hpp new file mode 100644 index 0000000..c4ed28a --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/make_shared.hpp @@ -0,0 +1,508 @@ +#ifndef BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED +#define BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED + +// make_shared.hpp +// +// Copyright (c) 2007, 2008 Peter Dimov +// +// Distributed under the Boost Software License, Version 1.0. +// See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt +// +// See http://www.boost.org/libs/smart_ptr/make_shared.html +// for documentation. + +#include <boost/config.hpp> +#include <boost/smart_ptr/shared_ptr.hpp> +#include <boost/type_traits/type_with_alignment.hpp> +#include <boost/type_traits/alignment_of.hpp> +#include <cstddef> +#include <new> + +namespace boost +{ + +namespace detail +{ + +template< std::size_t N, std::size_t A > struct sp_aligned_storage +{ + union type + { + char data_[ N ]; + typename boost::type_with_alignment< A >::type align_; + }; +}; + +template< class T > class sp_ms_deleter +{ +private: + + typedef typename sp_aligned_storage< sizeof( T ), ::boost::alignment_of< T >::value >::type storage_type; + + bool initialized_; + storage_type storage_; + +private: + + void destroy() + { + if( initialized_ ) + { + reinterpret_cast< T* >( storage_.data_ )->~T(); + initialized_ = false; + } + } + +public: + + sp_ms_deleter(): initialized_( false ) + { + } + + // optimization: do not copy storage_ + sp_ms_deleter( sp_ms_deleter const & ): initialized_( false ) + { + } + + ~sp_ms_deleter() + { + destroy(); + } + + void operator()( T * ) + { + destroy(); + } + + void * address() + { + return storage_.data_; + } + + void set_initialized() + { + initialized_ = true; + } +}; + +#if defined( BOOST_HAS_RVALUE_REFS ) + +template< class T > T&& sp_forward( T & t ) +{ + return static_cast< T&& >( t ); +} + +#endif + +} // namespace detail + +// Zero-argument versions +// +// Used even when variadic templates are available because of the new T() vs new T issue + +template< class T > boost::shared_ptr< T > make_shared() +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T(); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A > boost::shared_ptr< T > allocate_shared( A const & a ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T(); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +#if defined( BOOST_HAS_VARIADIC_TMPL ) && defined( BOOST_HAS_RVALUE_REFS ) + +// Variadic templates, rvalue reference + +template< class T, class Arg1, class... Args > boost::shared_ptr< T > make_shared( Arg1 && arg1, Args && ... args ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( boost::detail::sp_forward<Arg1>( arg1 ), boost::detail::sp_forward<Args>( args )... ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class Arg1, class... Args > boost::shared_ptr< T > allocate_shared( A const & a, Arg1 && arg1, Args && ... args ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( boost::detail::sp_forward<Arg1>( arg1 ), boost::detail::sp_forward<Args>( args )... ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +#else + +// C++03 version + +template< class T, class A1 > +boost::shared_ptr< T > make_shared( A1 const & a1 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4, class A5 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4, class A5 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4, class A5, class A6 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 > +boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8, A9 const & a9 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8, a9 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 > +boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8, A9 const & a9 ) +{ + boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); + + boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); + + void * pv = pd->address(); + + ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8, a9 ); + pd->set_initialized(); + + T * pt2 = static_cast< T* >( pv ); + + boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); + return boost::shared_ptr< T >( pt, pt2 ); +} + +#endif + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED diff --git a/3rdParty/Boost/update.sh b/3rdParty/Boost/update.sh index 1b07877..f653e6d 100755 --- a/3rdParty/Boost/update.sh +++ b/3rdParty/Boost/update.sh @@ -19,6 +19,7 @@ fi noncopyable.hpp \ numeric/conversion/cast.hpp \ shared_ptr.hpp \ + smart_ptr/make_shared.hpp \ optional.hpp \ signals.hpp \ program_options.hpp \ |