if BUILD_PLUGIN_GRPC
pkglib_LTLIBRARIES += grpc.la
-grpc_la_SOURCES = grpc.cc \
- collectd.grpc.pb.cc collectd.pb.cc types.pb.cc
+grpc_la_SOURCES = grpc.cc
+nodist_grpc_la_SOURCES = collectd.grpc.pb.cc collectd.pb.cc types.pb.cc
grpc_la_CPPFLAGS = $(AM_CPPFLAGS) -std=c++11
grpc_la_CFLAGS = $(AM_CFLAGS)
grpc_la_CXXFLAGS = $(AM_CXXFLAGS) -std=c++11