boost::shared_ptr -> std::shared_ptr

1 files changed, 0 insertions, 474 deletions

diff --git a/src/boost/shared_ptr.hpp b/src/boost/shared_ptr.hpp
deleted file mode 100644
index 1702ad268811..000000000000
--- a/src/boost/shared_ptr.hpp
+++ /dev/null
@@ -1,474 +0,0 @@
-#ifndef BOOST_SHARED_PTR_HPP_INCLUDED
-#define BOOST_SHARED_PTR_HPP_INCLUDED
-
-//
-//  shared_ptr.hpp
-//
-//  (C) Copyright Greg Colvin and Beman Dawes 1998, 1999.
-//  Copyright (c) 2001, 2002, 2003 Peter Dimov
-//
-//  Permission to copy, use, modify, sell and distribute this software
-//  is granted provided this copyright notice appears in all copies.
-//  This software is provided "as is" without express or implied
-//  warranty, and with no claim as to its suitability for any purpose.
-//
-//  See http://www.boost.org/libs/smart_ptr/shared_ptr.htm for documentation.
-//
-
-//#include <boost/config.hpp>   // for broken compiler workarounds
-
-#if defined(BOOST_NO_MEMBER_TEMPLATES) && !defined(BOOST_MSVC6_MEMBER_TEMPLATES)
-#include <boost/detail/shared_ptr_nmt.hpp>
-#else
-
-#include <boost/assert.hpp>
-#include <boost/checked_delete.hpp>
-#include <boost/throw_exception.hpp>
-#include <boost/detail/shared_count.hpp>
-#include <boost/detail/workaround.hpp>
-
-#include <memory>               // for std::auto_ptr
-#include <algorithm>            // for std::swap
-#include <functional>           // for std::less
-#include <typeinfo>             // for std::bad_cast
-#include <iosfwd>               // for std::basic_ostream
-
-#ifdef BOOST_MSVC  // moved here to work around VC++ compiler crash
-# pragma warning(push)
-# pragma warning(disable:4284) // odd return type for operator->
-#endif
-
-namespace boost
-{
-
-template<class T> class weak_ptr;
-template<class T> class enable_shared_from_this;
-
-namespace detail
-{
-
-struct static_cast_tag {};
-struct const_cast_tag {};
-struct dynamic_cast_tag {};
-struct polymorphic_cast_tag {};
-
-template<class T> struct shared_ptr_traits
-{
-    typedef T & reference;
-};
-
-template<> struct shared_ptr_traits<void>
-{
-    typedef void reference;
-};
-
-#if !defined(BOOST_NO_CV_VOID_SPECIALIZATIONS)
-
-template<> struct shared_ptr_traits<void const>
-{
-    typedef void reference;
-};
-
-template<> struct shared_ptr_traits<void volatile>
-{
-    typedef void reference;
-};
-
-template<> struct shared_ptr_traits<void const volatile>
-{
-    typedef void reference;
-};
-
-#endif
-
-// enable_shared_from_this support
-
-template<class T, class Y> void sp_enable_shared_from_this(boost::enable_shared_from_this<T> * pe, Y * px, shared_count const & pn)
-{
-    if(pe != 0) pe->_internal_weak_this._internal_assign(px, pn);
-}
-
-inline void sp_enable_shared_from_this(void const volatile *, void const volatile *, shared_count const &)
-{
-}
-
-} // namespace detail
-
-
-//
-//  shared_ptr
-//
-//  An enhanced relative of scoped_ptr with reference counted copy semantics.
-//  The object pointed to is deleted when the last shared_ptr pointing to it
-//  is destroyed or reset.
-//
-
-template<class T> class shared_ptr
-{
-private:
-
-    // Borland 5.5.1 specific workaround
-    typedef shared_ptr<T> this_type;
-
-public:
-
-    typedef T element_type;
-    typedef T value_type;
-    typedef T * pointer;
-    typedef typename detail::shared_ptr_traits<T>::reference reference;
-
-    shared_ptr(): px(0), pn() // never throws in 1.30+
-    {
-    }
-
-    template<class Y>
-    explicit shared_ptr(Y * p): px(p), pn(p, checked_deleter<Y>()) // Y must be complete
-    {
-        detail::sp_enable_shared_from_this(p, p, pn);
-    }
-
-    //
-    // Requirements: D's copy constructor must not throw
-    //
-    // shared_ptr will release p by calling d(p)
-    //
-
-    template<class Y, class D> shared_ptr(Y * p, D d): px(p), pn(p, d)
-    {
-        detail::sp_enable_shared_from_this(p, p, pn);
-    }
-
-//  generated copy constructor, assignment, destructor are fine...
-
-//  except that Borland C++ has a bug, and g++ with -Wsynth warns
-#if defined(__BORLANDC__) || defined(__GNUC__)
-
-    shared_ptr & operator=(shared_ptr const & r) // never throws
-    {
-        px = r.px;
-        pn = r.pn; // shared_count::op= doesn't throw
-        return *this;
-    }
-
-#endif
-
-    template<class Y>
-    explicit shared_ptr(weak_ptr<Y> const & r): pn(r.pn) // may throw
-    {
-        // it is now safe to copy r.px, as pn(r.pn) did not throw
-        px = r.px;
-    }
-
-    template<class Y>
-    shared_ptr(shared_ptr<Y> const & r): px(r.px), pn(r.pn) // never throws
-    {
-    }
-
-    template<class Y>
-    shared_ptr(shared_ptr<Y> const & r, detail::static_cast_tag): px(static_cast<element_type *>(r.px)), pn(r.pn)
-    {
-    }
-
-    template<class Y>
-    shared_ptr(shared_ptr<Y> const & r, detail::const_cast_tag): px(const_cast<element_type *>(r.px)), pn(r.pn)
-    {
-    }
-
-    template<class Y>
-    shared_ptr(shared_ptr<Y> const & r, detail::dynamic_cast_tag): px(dynamic_cast<element_type *>(r.px)), pn(r.pn)
-    {
-        if(px == 0) // need to allocate new counter -- the cast failed
-        {
-            pn = detail::shared_count();
-        }
-    }
-
-    template<class Y>
-    shared_ptr(shared_ptr<Y> const & r, detail::polymorphic_cast_tag): px(dynamic_cast<element_type *>(r.px)), pn(r.pn)
-    {
-        if(px == 0)
-        {
-            boost::throw_exception(std::bad_cast());
-        }
-    }
-
-#ifndef BOOST_NO_AUTO_PTR
-
-    template<class Y>
-    explicit shared_ptr(std::auto_ptr<Y> & r): px(r.get()), pn()
-    {
-        Y * tmp = r.get();
-        pn = detail::shared_count(r);
-        detail::sp_enable_shared_from_this(tmp, tmp, pn);
-    }
-
-#endif
-
-#if !defined(BOOST_MSVC) || (BOOST_MSVC > 1200)
-
-    template<class Y>
-    shared_ptr & operator=(shared_ptr<Y> const & r) // never throws
-    {
-        px = r.px;
-        pn = r.pn; // shared_count::op= doesn't throw
-        return *this;
-    }
-
-#endif
-
-#ifndef BOOST_NO_AUTO_PTR
-
-    template<class Y>
-    shared_ptr & operator=(std::auto_ptr<Y> & r)
-    {
-        this_type(r).swap(*this);
-        return *this;
-    }
-
-#endif
-
-    void reset() // never throws in 1.30+
-    {
-        this_type().swap(*this);
-    }
-
-    template<class Y> void reset(Y * p) // Y must be complete
-    {
-        BOOST_ASSERT(p == 0 || p != px); // catch self-reset errors
-        this_type(p).swap(*this);
-    }
-
-    template<class Y, class D> void reset(Y * p, D d)
-    {
-        this_type(p, d).swap(*this);
-    }
-
-    reference operator* () const // never throws
-    {
-        BOOST_ASSERT(px != 0);
-        return *px;
-    }
-
-    T * operator-> () const // never throws
-    {
-        BOOST_ASSERT(px != 0);
-        return px;
-    }
-    
-    T * get() const // never throws
-    {
-        return px;
-    }
-
-    // implicit conversion to "bool"
-
-#if defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, <= 0x530)
-
-    operator bool () const
-    {
-        return px != 0;
-    }
-
-#elif defined(__MWERKS__) && BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3003))
-    typedef T * (this_type::*unspecified_bool_type)() const;
-    
-    operator unspecified_bool_type() const // never throws
-    {
-        return px == 0? 0: &this_type::get;
-    }
-
-#else 
-
-    typedef T * this_type::*unspecified_bool_type;
-
-    operator unspecified_bool_type() const // never throws
-    {
-        return px == 0? 0: &this_type::px;
-    }
-
-#endif
-
-    // operator! is redundant, but some compilers need it
-
-    bool operator! () const // never throws
-    {
-        return px == 0;
-    }
-
-    bool unique() const // never throws
-    {
-        return pn.unique();
-    }
-
-    long use_count() const // never throws
-    {
-        return pn.use_count();
-    }
-
-    void swap(shared_ptr<T> & other) // never throws
-    {
-        std::swap(px, other.px);
-        pn.swap(other.pn);
-    }
-
-    template<class Y> bool _internal_less(shared_ptr<Y> const & rhs) const
-    {
-        return pn < rhs.pn;
-    }
-
-    void * _internal_get_deleter(std::type_info const & ti) const
-    {
-        return pn.get_deleter(ti);
-    }
-
-// Tasteless as this may seem, making all members public allows member templates
-// to work in the absence of member template friends. (Matthew Langston)
-
-#if 0
-
-private:
-
-    template<class Y> friend class shared_ptr;
-    template<class Y> friend class weak_ptr;
-
-
-#endif
-
-    T * px;                     // contained pointer
-    detail::shared_count pn;    // reference counter
-
-};  // shared_ptr
-
-template<class T, class U> inline bool operator==(shared_ptr<T> const & a, shared_ptr<U> const & b)
-{
-    return a.get() == b.get();
-}
-
-template<class T, class U> inline bool operator!=(shared_ptr<T> const & a, shared_ptr<U> const & b)
-{
-    return a.get() != b.get();
-}
-
-#if __GNUC__ == 2 && __GNUC_MINOR__ <= 96
-
-// Resolve the ambiguity between our op!= and the one in rel_ops
-
-template<class T> inline bool operator!=(shared_ptr<T> const & a, shared_ptr<T> const & b)
-{
-    return a.get() != b.get();
-}
-
-#endif
-
-template<class T, class U> inline bool operator<(shared_ptr<T> const & a, shared_ptr<U> const & b)
-{
-    return a._internal_less(b);
-}
-
-template<class T> inline void swap(shared_ptr<T> & a, shared_ptr<T> & b)
-{
-    a.swap(b);
-}
-
-template<class T, class U> shared_ptr<T> static_pointer_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::static_cast_tag());
-}
-
-template<class T, class U> shared_ptr<T> const_pointer_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::const_cast_tag());
-}
-
-template<class T, class U> shared_ptr<T> dynamic_pointer_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::dynamic_cast_tag());
-}
-
-// shared_*_cast names are deprecated. Use *_pointer_cast instead.
-
-template<class T, class U> shared_ptr<T> shared_static_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::static_cast_tag());
-}
-
-template<class T, class U> shared_ptr<T> shared_dynamic_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::dynamic_cast_tag());
-}
-
-template<class T, class U> shared_ptr<T> shared_polymorphic_cast(shared_ptr<U> const & r)
-{
-    return shared_ptr<T>(r, detail::polymorphic_cast_tag());
-}
-
-template<class T, class U> shared_ptr<T> shared_polymorphic_downcast(shared_ptr<U> const & r)
-{
-    BOOST_ASSERT(dynamic_cast<T *>(r.get()) == r.get());
-    return shared_static_cast<T>(r);
-}
-
-// get_pointer() enables boost::mem_fn to recognize shared_ptr
-
-template<class T> inline T * get_pointer(shared_ptr<T> const & p)
-{
-    return p.get();
-}
-
-// operator<<
-
-#if defined(__GNUC__) &&  (__GNUC__ < 3)
-
-template<class Y> std::ostream & operator<< (std::ostream & os, shared_ptr<Y> const & p)
-{
-    os << p.get();
-    return os;
-}
-
-#else
-
-# if defined(BOOST_MSVC) && BOOST_WORKAROUND(BOOST_MSVC, <= 1200 && __SGI_STL_PORT)
-// MSVC6 has problems finding std::basic_ostream through the using declaration in namespace _STL
-using std::basic_ostream;
-template<class E, class T, class Y> basic_ostream<E, T> & operator<< (basic_ostream<E, T> & os, shared_ptr<Y> const & p)
-# else
-template<class E, class T, class Y> std::basic_ostream<E, T> & operator<< (std::basic_ostream<E, T> & os, shared_ptr<Y> const & p)
-# endif 
-{
-    os << p.get();
-    return os;
-}
-
-#endif
-
-// get_deleter (experimental)
-
-#if (defined(__GNUC__) &&  (__GNUC__ < 3)) || (defined(__EDG_VERSION__) && (__EDG_VERSION__ <= 238))
-
-// g++ 2.9x doesn't allow static_cast<X const *>(void *)
-// apparently EDG 2.38 also doesn't accept it
-
-template<class D, class T> D * get_deleter(shared_ptr<T> const & p)
-{
-    void const * q = p._internal_get_deleter(typeid(D));
-    return const_cast<D *>(static_cast<D const *>(q));
-}
-
-#else
-
-template<class D, class T> D * get_deleter(shared_ptr<T> const & p)
-{
-    return static_cast<D *>(p._internal_get_deleter(typeid(D)));
-}
-
-#endif
-
-} // namespace boost
-
-#ifdef BOOST_MSVC
-# pragma warning(pop)
-#endif    
-
-#endif  // #if defined(BOOST_NO_MEMBER_TEMPLATES) && !defined(BOOST_MSVC6_MEMBER_TEMPLATES)
-
-#endif  // #ifndef BOOST_SHARED_PTR_HPP_INCLUDED