77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
|
// Copyright Peter Dimov and David Abrahams 2002.
|
||
|
|
// 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)
|
||
|
|
#ifndef GET_POINTER_DWA20021219_HPP
|
||
|
|
#define GET_POINTER_DWA20021219_HPP
|
||
|
|
|
||
|
|
#include <boost/config.hpp>
|
||
|
|
|
||
|
|
// In order to avoid circular dependencies with Boost.TR1
|
||
|
|
// we make sure that our include of <memory> doesn't try to
|
||
|
|
// pull in the TR1 headers: that's why we use this header
|
||
|
|
// rather than including <memory> directly:
|
||
|
|
#include <boost/config/no_tr1/memory.hpp> // std::auto_ptr
|
||
|
|
|
||
|
|
namespace boost {
|
||
|
|
|
||
|
|
// get_pointer(p) extracts a ->* capable pointer from p
|
||
|
|
|
||
|
|
template<class T> T * get_pointer(T * p)
|
||
|
|
{
|
||
|
|
return p;
|
||
|
|
}
|
||
|
|
|
||
|
|
// get_pointer(shared_ptr<T> const & p) has been moved to shared_ptr.hpp
|
||
|
|
|
||
|
|
#if !defined( BOOST_NO_AUTO_PTR )
|
||
|
|
|
||
|
|
#if defined( __GNUC__ ) && (defined( __GXX_EXPERIMENTAL_CXX0X__ ) || (__cplusplus >= 201103L))
|
||
|
|
#if defined( BOOST_GCC )
|
||
|
|
#if BOOST_GCC >= 40600
|
||
|
|
#define BOOST_CORE_DETAIL_DISABLE_LIBSTDCXX_DEPRECATED_WARNINGS
|
||
|
|
#endif // BOOST_GCC >= 40600
|
||
|
|
#elif defined( __clang__ ) && defined( __has_warning )
|
||
|
|
#if __has_warning("-Wdeprecated-declarations")
|
||
|
|
#define BOOST_CORE_DETAIL_DISABLE_LIBSTDCXX_DEPRECATED_WARNINGS
|
||
|
|
#endif // __has_warning("-Wdeprecated-declarations")
|
||
|
|
#endif
|
||
|
|
#endif // defined( __GNUC__ ) && (defined( __GXX_EXPERIMENTAL_CXX0X__ ) || (__cplusplus >= 201103L))
|
||
|
|
|
||
|
|
#if defined( BOOST_CORE_DETAIL_DISABLE_LIBSTDCXX_DEPRECATED_WARNINGS )
|
||
|
|
// Disable libstdc++ warnings about std::auto_ptr being deprecated in C++11 mode
|
||
|
|
#pragma GCC diagnostic push
|
||
|
|
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
|
||
|
|
#define BOOST_CORE_DETAIL_DISABLED_DEPRECATED_WARNINGS
|
||
|
|
#endif
|
||
|
|
|
||
|
|
template<class T> T * get_pointer(std::auto_ptr<T> const& p)
|
||
|
|
{
|
||
|
|
return p.get();
|
||
|
|
}
|
||
|
|
|
||
|
|
#if defined( BOOST_CORE_DETAIL_DISABLE_LIBSTDCXX_DEPRECATED_WARNINGS )
|
||
|
|
#pragma GCC diagnostic pop
|
||
|
|
#undef BOOST_CORE_DETAIL_DISABLE_LIBSTDCXX_DEPRECATED_WARNINGS
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif // !defined( BOOST_NO_AUTO_PTR )
|
||
|
|
|
||
|
|
#if !defined( BOOST_NO_CXX11_SMART_PTR )
|
||
|
|
|
||
|
|
template<class T> T * get_pointer( std::unique_ptr<T> const& p )
|
||
|
|
{
|
||
|
|
return p.get();
|
||
|
|
}
|
||
|
|
|
||
|
|
template<class T> T * get_pointer( std::shared_ptr<T> const& p )
|
||
|
|
{
|
||
|
|
return p.get();
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
} // namespace boost
|
||
|
|
|
||
|
|
#endif // GET_POINTER_DWA20021219_HPP
|