add missing header required for std::function

otherwise Visual Studio will have trouble compiling this file
wpc · Sep 18, 2015 · 669b892 · 669b892
1 parent 1fc16cb
commit 669b892
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/include/rocksdb/utilities/backupable_db.h b/include/rocksdb/utilities/backupable_db.h
@@ -18,6 +18,7 @@
 #include <string>
 #include <map>
 #include <vector>
+#include <functional>
 
 #include "rocksdb/utilities/stackable_db.h"