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cmake_minimum_required(VERSION 3.4.1)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
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# https://github.com/abseil/abseil-cpp/issues/626
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DABSL_NO_XRAY_ATTRIBUTES=1")
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set(helloworld_PROTOBUF_PROTOC_EXECUTABLE "/usr/local/bin/protoc" CACHE STRING "Protoc binary on host")
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set(helloworld_GRPC_CPP_PLUGIN_EXECUTABLE "/usr/local/bin/grpc_cpp_plugin" CACHE STRING "gRPC CPP plugin binary on host")
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set(GRPC_SRC_DIR ../../../../)
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set(GRPC_BUILD_DIR ../grpc/outputs/${ANDROID_ABI})
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file(MAKE_DIRECTORY ${GRPC_BUILD_DIR})
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add_subdirectory(${GRPC_SRC_DIR} ${GRPC_BUILD_DIR})
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set(GRPC_PROTO_GENS_DIR ${CMAKE_BINARY_DIR}/gens)
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file(MAKE_DIRECTORY ${GRPC_PROTO_GENS_DIR})
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include_directories(${GRPC_PROTO_GENS_DIR})
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function(android_protobuf_grpc_generate_cpp SRC_FILES HDR_FILES INCLUDE_ROOT)
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if(NOT ARGN)
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message(SEND_ERROR "Error: android_protobuf_grpc_generate_cpp() called without any proto files")
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return()
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endif()
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set(${SRC_FILES})
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set(${HDR_FILES})
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set(PROTOBUF_INCLUDE_PATH -I ${INCLUDE_ROOT})
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foreach(FIL ${ARGN})
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get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
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get_filename_component(FIL_WE ${FIL} NAME_WE)
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file(RELATIVE_PATH REL_FIL ${CMAKE_CURRENT_SOURCE_DIR}/${INCLUDE_ROOT} ${ABS_FIL})
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get_filename_component(REL_DIR ${REL_FIL} DIRECTORY)
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set(RELFIL_WE "${REL_DIR}/${FIL_WE}")
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list(APPEND ${SRC_FILES} "${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.pb.cc")
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list(APPEND ${HDR_FILES} "${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.pb.h")
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list(APPEND ${SRC_FILES} "${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.grpc.pb.cc")
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list(APPEND ${HDR_FILES} "${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.grpc.pb.h")
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add_custom_command(
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OUTPUT "${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.grpc.pb.cc"
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"${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.grpc.pb.h"
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"${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.pb.cc"
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"${GRPC_PROTO_GENS_DIR}/${RELFIL_WE}.pb.h"
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COMMAND ${helloworld_PROTOBUF_PROTOC_EXECUTABLE}
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ARGS --grpc_out=${GRPC_PROTO_GENS_DIR}
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|
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--cpp_out=${GRPC_PROTO_GENS_DIR}
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|
|
--plugin=protoc-gen-grpc=${helloworld_GRPC_CPP_PLUGIN_EXECUTABLE}
|
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|
|
${PROTOBUF_INCLUDE_PATH}
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|
|
${REL_FIL}
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|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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|
|
DEPENDS ${helloworld_PROTOBUF_PROTOC_EXECUTABLE} ${helloworld_GRPC_CPP_PLUGIN_EXECUTABLE} ${ABS_FIL} )
|
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|
|
endforeach()
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|
|
set_source_files_properties(${${SRC_FILES}} ${${HDR_FILES}} PROPERTIES GENERATED TRUE)
|
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|
|
set(${SRC_FILES} ${${SRC_FILES}} PARENT_SCOPE)
|
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|
|
set(${HDR_FILES} ${${HDR_FILES}} PARENT_SCOPE)
|
|
|
|
|
endfunction()
|
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|
|
set(PROTO_BASE_DIR ${GRPC_SRC_DIR}/examples/protos)
|
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|
|
android_protobuf_grpc_generate_cpp(
|
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|
|
|
HELLOWORLD_PROTO_SRCS HELLOWORLD_PROTO_HDRS ${PROTO_BASE_DIR} ${PROTO_BASE_DIR}/helloworld.proto)
|
|
|
|
|
|
|
|
|
|
add_library(helloworld_proto_lib
|
|
|
|
|
SHARED ${HELLOWORLD_PROTO_HDRS} ${HELLOWORLD_PROTO_SRCS})
|
|
|
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|
|
|
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|
|
target_link_libraries(helloworld_proto_lib
|
|
|
|
|
grpc++
|
|
|
|
|
libprotobuf
|
|
|
|
|
android
|
|
|
|
|
log)
|
|
|
|
|
|
|
|
|
|
find_library(log-lib
|
|
|
|
|
log)
|
|
|
|
|
|
|
|
|
|
add_library(grpc-helloworld
|
|
|
|
|
SHARED src/main/cpp/grpc-helloworld.cc)
|
|
|
|
|
|
|
|
|
|
target_include_directories(grpc-helloworld
|
|
|
|
|
PRIVATE ${HELLOWORLD_PROTO_HEADERS})
|
|
|
|
|
|
|
|
|
|
target_link_libraries(grpc-helloworld
|
|
|
|
|
helloworld_proto_lib
|
|
|
|
|
android
|
|
|
|
|
${log-lib})
|
