logiops/src/logid/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.10)
project(logid)
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/../CMake")
find_package(Threads REQUIRED)
find_package(PkgConfig REQUIRED)
add_executable(logid
logid.cpp
util.cpp
util.h
Configuration.cpp
Configuration.h
Actions.cpp
Actions.h
Device.cpp
Device.h
DeviceFinder.cpp
DeviceFinder.h
EvdevDevice.cpp
EvdevDevice.h)
set_target_properties(logid PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
pkg_check_modules(PC_EVDEV libevdev)
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pkg_check_modules(SYSTEMD "systemd")
pkg_check_modules(LIBCONFIG libconfig)
find_path(HIDPP_INCLUDE_DIR hidpp)
find_library(HIDPP_LIBRARY libhidpp.so)
find_path(EVDEV_INCLUDE_DIR libevdev/libevdev.h
HINTS ${PC_EVDEV_INCLUDE_DIRS} ${PC_EVDEV_INCLUDEDIR})
find_library(EVDEV_LIBRARY
NAMES evdev libevdev)
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if((NOT HIDPP_INCLUDE_DIR) OR (NOT EXISTS ${HIDPP_INCLUDE_DIR}) OR (NOT HIDPP_LIBRARY) OR FORCE_BUILD_HIDPP)
message("Could not find libhidpp include dir, getting submodule")
execute_process(COMMAND git submodule update --init -- hidpp
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
set(DEFAULT_HID_BACKEND "linux")
elseif(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
set(DEFAULT_HID_BACKEND "windows")
else()
message(WARNING "System is not supported")
endif()
set(HID_BACKEND "${DEFAULT_HID_BACKEND}" CACHE STRING "Backend used for accessing HID devices")
set_property(CACHE HID_BACKEND PROPERTY STRINGS linux windows)
if("${HID_BACKEND}" STREQUAL "linux")
pkg_check_modules(LIBUDEV libudev REQUIRED)
elseif("${HID_BACKEND}" STREQUAL "windows")
add_definitions(-DUNICODE -D_UNICODE)
add_definitions(-D_WIN32_WINNT=0x0600) # Use vista or later
else()
message(FATAL_ERROR "HID_BACKEND is invalid.")
endif()
add_subdirectory(hidpp/src/libhidpp)
set(HIDPP_INCLUDE_DIR "hidpp/src/libhidpp/")
set(HIDPP_LIBRARY hidpp)
else()
set(HIDPP_INCLUDE_DIR ${HIDPP_INCLUDE_DIR}/hidpp)
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endif()
include_directories(${HIDPP_INCLUDE_DIR} ${EVDEV_INCLUDE_DIR})
target_link_libraries(logid ${CMAKE_THREAD_LIBS_INIT} ${EVDEV_LIBRARY} config++ ${HIDPP_LIBRARY})
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install(TARGETS logid DESTINATION bin)
if (SYSTEMD_FOUND AND "${SYSTEMD_SERVICES_INSTALL_DIR}" STREQUAL "")
execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE}
--variable=systemdsystemunitdir systemd
OUTPUT_VARIABLE SYSTEMD_SERVICES_INSTALL_DIR)
string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_SERVICES_INSTALL_DIR
"${SYSTEMD_SERVICES_INSTALL_DIR}")
configure_file(logid.service.cmake ${CMAKE_BINARY_DIR}/logid.service)
message(STATUS "systemd units will be installed at ${SYSTEMD_SERVICES_INSTALL_DIR}")
install(FILES ${CMAKE_BINARY_DIR}/logid.service
DESTINATION ${SYSTEMD_SERVICES_INSTALL_DIR}
COMPONENT cp)
elseif(NOT SYSTEMD_FOUND AND SYSTEMD_SERVICES_INSTALL_DIR)
message(FATAL_ERROR "systemd is not found w/ pkg-config but SYSTEMD_SERVICES_INSTALL_DIR is defined.")
endif()