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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.20)
project(ltproto)
option(GENERATE_LTPROTO OFF)
if (LT_WINDOWS OR LT_LINUX OR LT_MAC)
set(PROTOC_PATH ${Protobuf_PROTOC_EXECUTABLE})
elseif (LT_ANDROID AND CMAKE_HOST_WIN32)
set(PROTOC_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../third_party/prebuilt/protoc/bin/protoc.exe)
elseif (LT_ANDROID AND CMAKE_HOST_APPLE)
set(PROTOC_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../third_party/prebuilt/protoc-mac/bin/protoc)
elseif (LT_ANDROID AND CMAKE_HOST_UNIX)
set(PROTOC_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../third_party/prebuilt/protoc/bin/protoc)
else()
message(VERBOSE "Unsupported platform")
endif()
function(lt_generate_protobuf_cpp SRCS HDRS)
set(_SRCS)
set(_HDRS)
foreach (_file ${ARGN})
string(REPLACE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} _file1 ${_file})
string(REPLACE ".proto" ".pb.cc" cc_file ${_file1})
string(REPLACE ".proto" ".pb.h" h_file ${_file1})
list(APPEND _SRCS ${cc_file})
list(APPEND _HDRS ${h_file})
endforeach()
if (LT_LINUX)
add_custom_command(
OUTPUT ${_SRCS} ${_HDRS}
# Linux上目前编译的动态库，需要指定LD_LIBRARY_PATH。考虑将protoc统一成下载官方binary，而不是自己编译
COMMAND ${CMAKE_COMMAND} -E env LD_LIBRARY_PATH=${LT_ROOT_DIR}/third_party/prebuilt/protobuf/linux/lib ${PROTOC_PATH}
ARGS --cpp_out=lite:${CMAKE_CURRENT_BINARY_DIR} --proto_path=${CMAKE_CURRENT_SOURCE_DIR} ${ARGN}
DEPENDS ${ARGN}
)
else()
add_custom_command(
OUTPUT ${_SRCS} ${_HDRS}
COMMAND ${PROTOC_PATH}
ARGS --cpp_out=lite:${CMAKE_CURRENT_BINARY_DIR} --proto_path=${CMAKE_CURRENT_SOURCE_DIR} ${ARGN}
DEPENDS ${ARGN}
)
endif()
set(${SRCS} ${_SRCS} PARENT_SCOPE)
set(${HDRS} ${_HDRS} PARENT_SCOPE)
endfunction()
set(LT_PROTOS
#root
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/error_code.proto
#common
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/keep_alive.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/keep_alive_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/streaming_params.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/video_codec_type.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/transport_type.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/clipboard.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/common/os_type.proto
#server
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/allocate_device_id.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/allocate_device_id_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/close_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/connection_type.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/login_device.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/login_device_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/login_user.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/login_user_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/open_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/open_connection_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/request_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/request_connection_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/new_version.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/server/redirect_server_address.proto
#signaling
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/signaling/join_room.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/signaling/join_room_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/signaling/signaling_message.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/signaling/signaling_message_ack.proto
#client2app
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2app/client_status.proto
#client2service
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2service/time_sync.proto
#client2worker
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/audio_data.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/controller_added_removed.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/controller_response.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/controller_status.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/keyboard_event.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/mouse_event.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/request_keyframe.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/send_side_stat.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/start_transmission.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/start_transmission_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/stop_transmission.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/video_frame.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/video_frame_ack1.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/video_frame_ack2.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/switch_mouse_mode.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/cursor_info.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/touch_event.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/change_streaming_params.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/change_streaming_params_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/client2worker/switch_monitor.proto
#service2app
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/confirm_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/confirm_connection_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/accepted_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/disconnected_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/connection_status.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/operate_connection.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/service2app/service_status.proto
#worker2service
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/worker2service/reconfigure_video_encoder.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/worker2service/start_working.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/worker2service/start_working_ack.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/worker2service/stop_working.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/worker2service/network_changed.proto
#app
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/app/pull_file.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/app/file_chunk.proto
${CMAKE_CURRENT_SOURCE_DIR}/ltproto/app/file_chunk_ack.proto
)
lt_generate_protobuf_cpp(GENERATED_PROTO_CC GENERATED_PROTO_H ${LT_PROTOS})
if(GENERATE_LTPROTO)
add_custom_command(
OUTPUT
${CMAKE_CURRENT_SOURCE_DIR}/include/ltproto/ltproto.h
${CMAKE_CURRENT_SOURCE_DIR}/src/ltproto.cpp
COMMAND
python ${CMAKE_CURRENT_SOURCE_DIR}/gencpp.py
DEPENDS
${CMAKE_CURRENT_SOURCE_DIR}/defines.json
)
endif()
add_library(${PROJECT_NAME} STATIC
${CMAKE_CURRENT_SOURCE_DIR}/include/ltproto/ltproto.h
${CMAKE_CURRENT_SOURCE_DIR}/src/ltproto.cpp
${GENERATED_PROTO_CC}
${GENERATED_PROTO_H}
)
target_link_libraries(${PROJECT_NAME}
PRIVATE
protobuf::libprotobuf-lite
)
target_include_directories(${PROJECT_NAME}
PUBLIC
${CMAKE_CURRENT_BINARY_DIR}
${CMAKE_CURRENT_SOURCE_DIR}/include
)
install(
TARGETS ${PROJECT_NAME}
)