diff --git a/configure/BCLOUD b/configure/BCLOUD
index 0299ed3fd2951284a6b0dececc191d5aad76a271..f1ddeccb6a3ee0214ec5e11bf94d8b3909ab7fff 100644
--- a/configure/BCLOUD
+++ b/configure/BCLOUD
@@ -3,6 +3,13 @@
 
 WORKROOT('../../../../')
 ImportConfigsFrom('..')
+#
+#Preprocessor flags.
+CPPFLAGS(r'-D_GNU_SOURCE -D__STDC_LIMIT_MACROS')
+#CPPFLAGS(r'-DVERSION=\"%s\"' % SVN_LAST_CHANGED_REV())
+
+#C++ flags.
+CXXFLAGS('-g -O2 -pipe -W -Wall -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -Wno-unused-variable -Wno-unused-local-typedefs -Wno-sign-compare -std=c++11')
 
 INCPATHS('$INC')
 INCPATHS('$OUT_ROOT/third-64/protobuf/output/include')