// (C) Copyright Greg Colvin and Beman Dawes 1998, 1999.
// Copyright (c) 2001, 2002 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.
+// 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)
//
// http://www.boost.org/libs/smart_ptr/scoped_ptr.htm
//
#include <boost/assert.hpp>
#include <boost/checked_delete.hpp>
+#include <boost/detail/workaround.hpp>
#ifndef BOOST_NO_AUTO_PTR
# include <memory> // for std::auto_ptr
typedef scoped_ptr<T> this_type;
+ void operator==( scoped_ptr const& ) const;
+ void operator!=( scoped_ptr const& ) const;
+
public:
typedef T element_type;
// implicit conversion to "bool"
- typedef T * (this_type::*unspecified_bool_type)() const;
+#if defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, <= 0x530)
+ operator bool () const
+ {
+ return ptr != 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 ptr == 0? 0: &this_type::get;
}
+#else
+ typedef T * this_type::*unspecified_bool_type;
+
+ operator unspecified_bool_type() const // never throws
+ {
+ return ptr == 0? 0: &this_type::ptr;
+ }
+
+#endif
+
bool operator! () const // never throws
{
return ptr == 0;