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Diffstat (limited to '')
-rw-r--r-- | src/boost/libs/serialization/example/demo_pimpl_A.cpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/boost/libs/serialization/example/demo_pimpl_A.cpp b/src/boost/libs/serialization/example/demo_pimpl_A.cpp new file mode 100644 index 000000000..055d02daa --- /dev/null +++ b/src/boost/libs/serialization/example/demo_pimpl_A.cpp @@ -0,0 +1,45 @@ +/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 +// demo_pimpl_A.cpp + +// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . +// Use, modification and distribution is subject to 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/archive/text_iarchive.hpp> +#include <boost/archive/text_oarchive.hpp> + +#include "demo_pimpl_A.hpp" + +// "hidden" definition of class B +struct B { + int b; + template<class Archive> + void serialize(Archive & ar, const unsigned int /* file_version */){ + ar & b; + } +}; + +A::A() : + pimpl(new B) +{} +A::~A(){ + delete pimpl; +} +// now we can define the serialization for class A +template<class Archive> +void A::serialize(Archive & ar, const unsigned int /* file_version */){ + ar & pimpl; +} + +// without the explicit instantiations below, the program will +// fail to link for lack of instantiantiation of the above function +// note: the following failed to fix link errors for vc 7.0 ! +template void A::serialize<boost::archive::text_iarchive>( + boost::archive::text_iarchive & ar, + const unsigned int file_version +); +template void A::serialize<boost::archive::text_oarchive>( + boost::archive::text_oarchive & ar, + const unsigned int file_version +); |