1 files changed, 51 insertions, 0 deletions
diff --git a/util/moveablebuffer.h b/util/moveablebuffer.h
new file mode 100644
index 0000000..e01f2d8
--- /dev/null
+++ b/util/moveablebuffer.h
@@ -0,0 +1,51 @@
+/* moveablebuffer.h
+*/
+
+/*    Copyright 2009 10gen 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.
+ */
+
+#pragma once
+
+namespace mongo {
+
+    /** this is a sort of smart pointer class where we can move where something is and all the pointers will adjust.
+        not threadsafe.
+        */
+    struct MoveableBuffer {
+        MoveableBuffer();
+        MoveableBuffer(void *);
+        MoveableBuffer& operator=(const MoveableBuffer&);
+        ~MoveableBuffer();
+
+        void *p;
+    };
+
+    /* implementation (inlines) below */
+
+    // this is a temp stub implementation...not really done yet - just having everything compile & such for checkpointing into git
+
+    inline MoveableBuffer::MoveableBuffer() : p(0) { }
+
+    inline MoveableBuffer::MoveableBuffer(void *_p) : p(_p) { }
+
+    inline MoveableBuffer& MoveableBuffer::operator=(const MoveableBuffer& r) {
+        p = r.p;
+        return *this;
+    }
+
+    inline MoveableBuffer::~MoveableBuffer() {
+    }
+
+}