diff options
Diffstat (limited to 'contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp')
-rw-r--r-- | contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp | 534 |
1 files changed, 271 insertions, 263 deletions
diff --git a/contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp b/contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp index de6cd55..1222f3c 100644 --- a/contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp +++ b/contrib/src/boost/smart_ptr/detail/sp_counted_impl.hpp @@ -1,263 +1,271 @@ -#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED
-#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED
-
-// MS compatible compilers support #pragma once
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
-# pragma once
-#endif
-
-//
-// detail/sp_counted_impl.hpp
-//
-// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd.
-// Copyright 2004-2005 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)
-//
-
-#include <boost/config.hpp>
-
-#if defined(BOOST_SP_USE_STD_ALLOCATOR) && defined(BOOST_SP_USE_QUICK_ALLOCATOR)
-# error BOOST_SP_USE_STD_ALLOCATOR and BOOST_SP_USE_QUICK_ALLOCATOR are incompatible.
-#endif
-
-#include <boost/checked_delete.hpp>
-#include <boost/smart_ptr/detail/sp_counted_base.hpp>
-
-#if defined(BOOST_SP_USE_QUICK_ALLOCATOR)
-#include <boost/smart_ptr/detail/quick_allocator.hpp>
-#endif
-
-#if defined(BOOST_SP_USE_STD_ALLOCATOR)
-#include <memory> // std::allocator
-#endif
-
-#include <cstddef> // std::size_t
-
-namespace boost
-{
-
-#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS)
-
-void sp_scalar_constructor_hook( void * px, std::size_t size, void * pn );
-void sp_scalar_destructor_hook( void * px, std::size_t size, void * pn );
-
-#endif
-
-namespace detail
-{
-
-template<class X> class sp_counted_impl_p: public sp_counted_base
-{
-private:
-
- X * px_;
-
- sp_counted_impl_p( sp_counted_impl_p const & );
- sp_counted_impl_p & operator= ( sp_counted_impl_p const & );
-
- typedef sp_counted_impl_p<X> this_type;
-
-public:
-
- explicit sp_counted_impl_p( X * px ): px_( px )
- {
-#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS)
- boost::sp_scalar_constructor_hook( px, sizeof(X), this );
-#endif
- }
-
- virtual void dispose() // nothrow
- {
-#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS)
- boost::sp_scalar_destructor_hook( px_, sizeof(X), this );
-#endif
- boost::checked_delete( px_ );
- }
-
- virtual void * get_deleter( sp_typeinfo const & )
- {
- return 0;
- }
-
- virtual void * get_untyped_deleter()
- {
- return 0;
- }
-
-#if defined(BOOST_SP_USE_STD_ALLOCATOR)
-
- void * operator new( std::size_t )
- {
- return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) );
- }
-
- void operator delete( void * p )
- {
- std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 );
- }
-
-#endif
-
-#if defined(BOOST_SP_USE_QUICK_ALLOCATOR)
-
- void * operator new( std::size_t )
- {
- return quick_allocator<this_type>::alloc();
- }
-
- void operator delete( void * p )
- {
- quick_allocator<this_type>::dealloc( p );
- }
-
-#endif
-};
-
-//
-// Borland's Codeguard trips up over the -Vx- option here:
-//
-#ifdef __CODEGUARD__
-# pragma option push -Vx-
-#endif
-
-template<class P, class D> class sp_counted_impl_pd: public sp_counted_base
-{
-private:
-
- P ptr; // copy constructor must not throw
- D del; // copy constructor must not throw
-
- sp_counted_impl_pd( sp_counted_impl_pd const & );
- sp_counted_impl_pd & operator= ( sp_counted_impl_pd const & );
-
- typedef sp_counted_impl_pd<P, D> this_type;
-
-public:
-
- // pre: d(p) must not throw
-
- sp_counted_impl_pd( P p, D & d ): ptr( p ), del( d )
- {
- }
-
- sp_counted_impl_pd( P p ): ptr( p ), del()
- {
- }
-
- virtual void dispose() // nothrow
- {
- del( ptr );
- }
-
- virtual void * get_deleter( sp_typeinfo const & ti )
- {
- return ti == BOOST_SP_TYPEID(D)? &reinterpret_cast<char&>( del ): 0;
- }
-
- virtual void * get_untyped_deleter()
- {
- return &reinterpret_cast<char&>( del );
- }
-
-#if defined(BOOST_SP_USE_STD_ALLOCATOR)
-
- void * operator new( std::size_t )
- {
- return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) );
- }
-
- void operator delete( void * p )
- {
- std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 );
- }
-
-#endif
-
-#if defined(BOOST_SP_USE_QUICK_ALLOCATOR)
-
- void * operator new( std::size_t )
- {
- return quick_allocator<this_type>::alloc();
- }
-
- void operator delete( void * p )
- {
- quick_allocator<this_type>::dealloc( p );
- }
-
-#endif
-};
-
-template<class P, class D, class A> class sp_counted_impl_pda: public sp_counted_base
-{
-private:
-
- P p_; // copy constructor must not throw
- D d_; // copy constructor must not throw
- A a_; // copy constructor must not throw
-
- sp_counted_impl_pda( sp_counted_impl_pda const & );
- sp_counted_impl_pda & operator= ( sp_counted_impl_pda const & );
-
- typedef sp_counted_impl_pda<P, D, A> this_type;
-
-public:
-
- // pre: d( p ) must not throw
-
- sp_counted_impl_pda( P p, D & d, A a ): p_( p ), d_( d ), a_( a )
- {
- }
-
- sp_counted_impl_pda( P p, A a ): p_( p ), d_( a ), a_( a )
- {
- }
-
- virtual void dispose() // nothrow
- {
- d_( p_ );
- }
-
- virtual void destroy() // nothrow
- {
-#if !defined( BOOST_NO_CXX11_ALLOCATOR )
-
- typedef typename std::allocator_traits<A>::template rebind_alloc< this_type > A2;
-
-#else
-
- typedef typename A::template rebind< this_type >::other A2;
-
-#endif
-
- A2 a2( a_ );
-
- this->~this_type();
-
- a2.deallocate( this, 1 );
- }
-
- virtual void * get_deleter( sp_typeinfo const & ti )
- {
- return ti == BOOST_SP_TYPEID( D )? &reinterpret_cast<char&>( d_ ): 0;
- }
-
- virtual void * get_untyped_deleter()
- {
- return &reinterpret_cast<char&>( d_ );
- }
-};
-
-#ifdef __CODEGUARD__
-# pragma option pop
-#endif
-
-} // namespace detail
-
-} // namespace boost
-
-#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED
+#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_impl.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// + +#include <boost/config.hpp> + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) && defined(BOOST_SP_USE_QUICK_ALLOCATOR) +# error BOOST_SP_USE_STD_ALLOCATOR and BOOST_SP_USE_QUICK_ALLOCATOR are incompatible. +#endif + +#include <boost/checked_delete.hpp> +#include <boost/smart_ptr/detail/sp_counted_base.hpp> + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) +#include <boost/smart_ptr/detail/quick_allocator.hpp> +#endif + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) +#include <memory> // std::allocator +#endif + +#include <cstddef> // std::size_t + +namespace boost +{ + +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + +void sp_scalar_constructor_hook( void * px, std::size_t size, void * pn ); +void sp_scalar_destructor_hook( void * px, std::size_t size, void * pn ); + +#endif + +namespace detail +{ + +template<class X> class sp_counted_impl_p: public sp_counted_base +{ +private: + + X * px_; + + sp_counted_impl_p( sp_counted_impl_p const & ); + sp_counted_impl_p & operator= ( sp_counted_impl_p const & ); + + typedef sp_counted_impl_p<X> this_type; + +public: + + explicit sp_counted_impl_p( X * px ): px_( px ) + { +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + boost::sp_scalar_constructor_hook( px, sizeof(X), this ); +#endif + } + + virtual void dispose() // nothrow + { +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + boost::sp_scalar_destructor_hook( px_, sizeof(X), this ); +#endif + boost::checked_delete( px_ ); + } + + virtual void * get_deleter( sp_typeinfo const & ) + { + return 0; + } + + virtual void * get_untyped_deleter() + { + return 0; + } + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) + + void * operator new( std::size_t ) + { + return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) ); + } + + void operator delete( void * p ) + { + std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 ); + } + +#endif + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) + + void * operator new( std::size_t ) + { + return quick_allocator<this_type>::alloc(); + } + + void operator delete( void * p ) + { + quick_allocator<this_type>::dealloc( p ); + } + +#endif +}; + +// +// Borland's Codeguard trips up over the -Vx- option here: +// +#ifdef __CODEGUARD__ +# pragma option push -Vx- +#endif + +template<class P, class D> class sp_counted_impl_pd: public sp_counted_base +{ +private: + + P ptr; // copy constructor must not throw + D del; // copy constructor must not throw + + sp_counted_impl_pd( sp_counted_impl_pd const & ); + sp_counted_impl_pd & operator= ( sp_counted_impl_pd const & ); + + typedef sp_counted_impl_pd<P, D> this_type; + +public: + + // pre: d(p) must not throw + + sp_counted_impl_pd( P p, D & d ): ptr( p ), del( d ) + { + } + + sp_counted_impl_pd( P p ): ptr( p ), del() + { + } + + virtual void dispose() // nothrow + { + del( ptr ); + } + + virtual void * get_deleter( sp_typeinfo const & ti ) + { + return ti == BOOST_SP_TYPEID(D)? &reinterpret_cast<char&>( del ): 0; + } + + virtual void * get_untyped_deleter() + { + return &reinterpret_cast<char&>( del ); + } + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) + + void * operator new( std::size_t ) + { + return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) ); + } + + void operator delete( void * p ) + { + std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 ); + } + +#endif + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) + + void * operator new( std::size_t ) + { + return quick_allocator<this_type>::alloc(); + } + + void operator delete( void * p ) + { + quick_allocator<this_type>::dealloc( p ); + } + +#endif +}; + +template<class P, class D, class A> class sp_counted_impl_pda: public sp_counted_base +{ +private: + + P p_; // copy constructor must not throw + D d_; // copy constructor must not throw + A a_; // copy constructor must not throw + + sp_counted_impl_pda( sp_counted_impl_pda const & ); + sp_counted_impl_pda & operator= ( sp_counted_impl_pda const & ); + + typedef sp_counted_impl_pda<P, D, A> this_type; + +public: + + // pre: d( p ) must not throw + + sp_counted_impl_pda( P p, D & d, A a ): p_( p ), d_( d ), a_( a ) + { + } + + sp_counted_impl_pda( P p, A a ): p_( p ), d_( a ), a_( a ) + { + } + + virtual void dispose() // nothrow + { + d_( p_ ); + } + + virtual void destroy() // nothrow + { +#if !defined( BOOST_NO_CXX11_ALLOCATOR ) + + typedef typename std::allocator_traits<A>::template rebind_alloc< this_type > A2; + +#else + + typedef typename A::template rebind< this_type >::other A2; + +#endif + + A2 a2( a_ ); + +#if !defined( BOOST_NO_CXX11_ALLOCATOR ) + + std::allocator_traits<A2>::destroy( a2, this ); + +#else + + this->~this_type(); + +#endif + + a2.deallocate( this, 1 ); + } + + virtual void * get_deleter( sp_typeinfo const & ti ) + { + return ti == BOOST_SP_TYPEID( D )? &reinterpret_cast<char&>( d_ ): 0; + } + + virtual void * get_untyped_deleter() + { + return &reinterpret_cast<char&>( d_ ); + } +}; + +#ifdef __CODEGUARD__ +# pragma option pop +#endif + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED |