add protoc to cmake

Author: andydiwenzhu

modules/graph/CMakeLists.txt

@@ -9,9 +9,11 @@ file(GLOB_RECURSE VINEYARD_HEADERS "${CMAKE_CURRENT_SOURCE_DIR}"
 
 find_package(MPI REQUIRED)
 find_package(libgrapelite REQUIRED)
+
 find_package(Protobuf REQUIRED)
 include_directories(${Protobuf_INCLUDE_DIRS})
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
+protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${CMAKE_CURRENT_SOURCE_DIR}/grin/include/proto/graph.proto)
 
 
 if(VINEYARD_MOD_SRCS)
@@ -179,7 +181,7 @@ endif()
 
 # grin lib
 file(GLOB_RECURSE GRIN_SRC_FILES "${CMAKE_CURRENT_SOURCE_DIR}" "grin/*.cc")
-add_library(vineyard_grin ${GRIN_SRC_FILES})
+add_library(vineyard_grin ${GRIN_SRC_FILES} ${PROTO_SRCS} ${PROTO_HDRS})
 target_link_libraries(vineyard_grin PRIVATE vineyard_graph ${Protobuf_LIBRARIES})
 install_vineyard_target(vineyard_grin)