diff options
| author | Boris Kolpackov <boris@codesynthesis.com> | 2011-10-19 10:47:40 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2011-10-21 19:02:33 +0200 |
| commit | 8976a0a11befafb8bed0105dc29ac5c183745e7a (patch) | |
| tree | 0cb191948015dc00c07dc2808e50e6f572bb250c | |
| parent | 71f9c8f2ac48283f3f70a8f1257e6faafee9c74a (diff) | |
Add support for const data members
Const data members are automatically treated as readonly. New test:
const-member.
| -rw-r--r-- | odb/boost/optional/wrapper-traits.hxx | 12 | ||||
| -rw-r--r-- | odb/boost/smart-ptr/wrapper-traits.hxx | 12 |
2 files changed, 18 insertions, 6 deletions
diff --git a/odb/boost/optional/wrapper-traits.hxx b/odb/boost/optional/wrapper-traits.hxx index 04f4b55..cc2b7a4 100644 --- a/odb/boost/optional/wrapper-traits.hxx +++ b/odb/boost/optional/wrapper-traits.hxx @@ -22,6 +22,12 @@ namespace odb typedef T wrapped_type; typedef ::boost::optional<T> wrapper_type; + // T can be const. + // + typedef + typename details::meta::remove_const<T>::result + unrestricted_wrapped_type; + static const bool null_handler = true; static const bool null_default = true; @@ -43,13 +49,13 @@ namespace odb return *o; } - static wrapped_type& + static unrestricted_wrapped_type& set_ref (wrapper_type& o) { if (!o) - o = T (); + o = unrestricted_wrapped_type (); - return *o; + return const_cast<unrestricted_wrapped_type&> (*o); } }; } diff --git a/odb/boost/smart-ptr/wrapper-traits.hxx b/odb/boost/smart-ptr/wrapper-traits.hxx index 5389eca..de7ec9e 100644 --- a/odb/boost/smart-ptr/wrapper-traits.hxx +++ b/odb/boost/smart-ptr/wrapper-traits.hxx @@ -23,6 +23,12 @@ namespace odb typedef T wrapped_type; typedef ::boost::shared_ptr<T> wrapper_type; + // T can be const. + // + typedef + typename details::meta::remove_const<T>::result + unrestricted_wrapped_type; + static const bool null_handler = true; static const bool null_default = false; @@ -44,13 +50,13 @@ namespace odb return *p; } - static wrapped_type& + static unrestricted_wrapped_type& set_ref (wrapper_type& p) { if (!p) - p.reset (new wrapped_type); + p.reset (new unrestricted_wrapped_type); - return *p; + return const_cast<unrestricted_wrapped_type&> (*p); } }; } |