Teuchos_RCPBoostSharedPtrConversions.hpp

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00002 // ***********************************************************************
00003 // 
00004 //                    Teuchos: Common Tools Package
00005 //                 Copyright (2004) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
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00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
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00028 
00029 #ifndef TEUCHOS_RCP_SHAREDPTR_CONVERSIONS_HPP
00030 #define TEUCHOS_RCP_SHAREDPTR_CONVERSIONS_HPP
00031 
00032 #include "Teuchos_RCPBoostSharedPtrConversionsDecl.hpp"
00033 #include "Teuchos_RCP.hpp"
00034 
00035 
00036 template<class T>
00037 Teuchos::RCP<T>
00038 Teuchos::rcp( const boost::shared_ptr<T> &sptr )
00039 {
00040   if(sptr.get()) {
00041     const RCPDeleter<T>
00042       *rcpd = boost::get_deleter<RCPDeleter<T> >(sptr);
00043     if(rcpd)
00044       return rcpd->ptr();
00045     return rcp(sptr.get(),DeallocBoostSharedPtr<T>(sptr),true);
00046   }
00047   return null;
00048 }
00049 
00050 
00051 template<class T>
00052 boost::shared_ptr<T>
00053 Teuchos::shared_pointer( const RCP<T> &rcp )
00054 {
00055   if(rcp.get()) {
00056     const DeallocBoostSharedPtr<T>
00057       *dbsp = &*get_optional_dealloc<DeallocBoostSharedPtr<T> >(rcp);
00058     if(dbsp)
00059       return dbsp->ptr();
00060     return boost::shared_ptr<T>(rcp.get(),RCPDeleter<T>(rcp));
00061   }
00062   return boost::shared_ptr<T>();
00063 }
00064 
00065 
00066 #endif  // TEUCHOS_RCP_SHAREDPTR_CONVERSIONS_HPP

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