Index: ceph/src/tools/CMakeLists.txt
===================================================================
--- ceph.orig/src/tools/CMakeLists.txt
+++ ceph/src/tools/CMakeLists.txt
@@ -126,4 +126,6 @@ if(WITH_RBD)
   endif()
 endif(WITH_RBD)
 
+if(NOT DISABLE_DENCODER)
 add_subdirectory(ceph-dencoder)
+endif(DISABLE_DENCODER)