forked from OSchip/llvm-project
51 lines
2.4 KiB
CMake
51 lines
2.4 KiB
CMake
# This setup requires gRPC to be built from sources using CMake and installed to
|
|
# ${GRPC_INSTALL_PATH} via -DCMAKE_INSTALL_PREFIX=${GRPC_INSTALL_PATH}.
|
|
if (GRPC_INSTALL_PATH)
|
|
set(protobuf_MODULE_COMPATIBLE TRUE)
|
|
find_package(Protobuf CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH})
|
|
message(STATUS "Using protobuf ${protobuf_VERSION}")
|
|
find_package(gRPC CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH})
|
|
message(STATUS "Using gRPC ${gRPC_VERSION}")
|
|
|
|
include_directories(${Protobuf_INCLUDE_DIRS})
|
|
|
|
# gRPC CMake CONFIG gives the libraries slightly odd names, make them match
|
|
# the conventional system-installed names.
|
|
set_target_properties(protobuf::libprotobuf PROPERTIES IMPORTED_GLOBAL TRUE)
|
|
add_library(protobuf ALIAS protobuf::libprotobuf)
|
|
set_target_properties(gRPC::grpc++ PROPERTIES IMPORTED_GLOBAL TRUE)
|
|
add_library(grpc++ ALIAS gRPC::grpc++)
|
|
|
|
set(GRPC_CPP_PLUGIN $<TARGET_FILE:gRPC::grpc_cpp_plugin>)
|
|
set(PROTOC ${Protobuf_PROTOC_EXECUTABLE})
|
|
else()
|
|
find_program(GRPC_CPP_PLUGIN grpc_cpp_plugin)
|
|
find_program(PROTOC protoc)
|
|
endif()
|
|
|
|
# Proto headers are generated in ${CMAKE_CURRENT_BINARY_DIR}.
|
|
# Libraries that use these headers should adjust the include path.
|
|
# FIXME(kirillbobyrev): Allow optional generation of gRPC code and give callers
|
|
# control over it via additional parameters.
|
|
function(generate_grpc_protos LibraryName ProtoFile)
|
|
get_filename_component(ProtoSourceAbsolutePath "${CMAKE_CURRENT_SOURCE_DIR}/${ProtoFile}" ABSOLUTE)
|
|
get_filename_component(ProtoSourcePath ${ProtoSourceAbsolutePath} PATH)
|
|
|
|
set(GeneratedProtoSource "${CMAKE_CURRENT_BINARY_DIR}/Index.pb.cc")
|
|
set(GeneratedProtoHeader "${CMAKE_CURRENT_BINARY_DIR}/Index.pb.h")
|
|
set(GeneratedGRPCSource "${CMAKE_CURRENT_BINARY_DIR}/Index.grpc.pb.cc")
|
|
set(GeneratedGRPCHeader "${CMAKE_CURRENT_BINARY_DIR}/Index.grpc.pb.h")
|
|
add_custom_command(
|
|
OUTPUT "${GeneratedProtoSource}" "${GeneratedProtoHeader}" "${GeneratedGRPCSource}" "${GeneratedGRPCHeader}"
|
|
COMMAND ${PROTOC}
|
|
ARGS --grpc_out="${CMAKE_CURRENT_BINARY_DIR}"
|
|
--cpp_out="${CMAKE_CURRENT_BINARY_DIR}"
|
|
--proto_path="${ProtoSourcePath}"
|
|
--plugin=protoc-gen-grpc="${GRPC_CPP_PLUGIN}"
|
|
"${ProtoSourceAbsolutePath}"
|
|
DEPENDS "${ProtoSourceAbsolutePath}")
|
|
|
|
add_library(${LibraryName} ${GeneratedProtoSource} ${GeneratedGRPCSource})
|
|
target_link_libraries(${LibraryName} grpc++ protobuf)
|
|
endfunction()
|