Add a not-very-useful generic CachedRealm implementation

src/CMakeLists.txt

@@ -35,6 +35,13 @@ if(APPLE)
         impl/apple/cached_realm.hpp
         impl/apple/external_commit_helper.hpp)
     find_library(CF_LIBRARY CoreFoundation)
+else()
+    include_directories(impl/generic)
+    list(APPEND SOURCES
+        impl/generic/external_commit_helper.cpp)
+    list(APPEND HEADERS
+        impl/generic/cached_realm.hpp
+        impl/generic/external_commit_helper.hpp)
 endif()
 
 add_library(realm-object-store SHARED ${SOURCES} ${HEADERS})

src/impl/generic/cached_realm.hpp

@@ -0,0 +1,40 @@
+////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2015 Realm Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef REALM_CACHED_REALM_HPP
+#define REALM_CACHED_REALM_HPP
+
+#include "../cached_realm_base.hpp"
+
+namespace realm {
+class Realm;
+
+namespace _impl {
+
+class CachedRealm : public CachedRealmBase {
+public:
+    using CachedRealmBase::CachedRealmBase;
+
+    // Do nothing, as this can't be implemented portably
+    void notify() { }
+};
+
+} // namespace _impl
+} // namespace realm
+
+#endif // REALM_CACHED_REALM_HPP