thirdparty protobuf compile fail about blade-build

[noanswer]

cd thirdparty blade build :protobuf then we get these error message

thirdparty/protobuf/BUILD:3: error: protobuf: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/protobuf/BUILD:8: error: protoc: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/protobuf-2.4.1/src/BUILD:42: error: protobuf: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/protobuf-2.4.1/src/BUILD:84: error: protoc: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/glog/BUILD:3: error: glog: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/glog-0.3.2/src/BUILD:19: error: glog: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/gflags/BUILD:3: error: gflags: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = []) thirdparty/gflags-2.0/src/BUILD:10: error: gflags: Missing "hdrs" declaration. The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = [])

The public header files should be declared explicitly, if no public header file, set "hdrs" to empty (hdrs = [])

Fix your BUILD as tips above.