93 lines
2.5 KiB
CMake
93 lines
2.5 KiB
CMake
cmake_minimum_required(VERSION 3.15)
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if(NOT DEFINED ETHERCAT_VERSION)
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set(ETHERCAT_VERSION 0.0.0)
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endif()
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project(
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ethercat
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VERSION ${ETHERCAT_VERSION}
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DESCRIPTION "IgH EtherCAT Master userspace client library"
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LANGUAGES C)
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include(GNUInstallDirs)
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option(BUILD_SHARED_LIBS "Build shared library" ON)
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set(EC_MAX_NUM_DEVICES
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1
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CACHE STRING
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"Max number of Ethernet devices per master (must match kernel module)")
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set(ETHERCAT_SOURCES
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lib/common.c
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lib/domain.c
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lib/master.c
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lib/reg_request.c
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lib/sdo_request.c
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lib/slave_config.c
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lib/soe_request.c
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lib/voe_handler.c)
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set(ETHERCAT_PUBLIC_HEADERS
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include/ecrt.h
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include/ectty.h)
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add_library(ethercat ${ETHERCAT_SOURCES})
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add_library(EtherLab::ethercat ALIAS ethercat)
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# The userspace library expects a few configure-time defines from autotools.
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file(
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WRITE ${CMAKE_CURRENT_BINARY_DIR}/config.h
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"/* Generated by the Conan recipe. */\n"
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"#ifndef CONFIG_H\n"
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"#define CONFIG_H\n"
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"#ifndef VERSION\n"
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"#define VERSION \"${PROJECT_VERSION}\"\n"
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"#endif\n"
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"#ifndef REV\n"
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"#define REV \"\"\n"
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"#endif\n"
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"#endif\n")
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set_target_properties(
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ethercat
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PROPERTIES PUBLIC_HEADER "${ETHERCAT_PUBLIC_HEADERS}"
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SOVERSION 1)
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target_compile_definitions(
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ethercat PRIVATE EC_MAX_NUM_DEVICES=${EC_MAX_NUM_DEVICES}
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VERSION="${PROJECT_VERSION}" REV="")
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target_compile_options(
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ethercat PRIVATE -fno-strict-aliasing -Wall -Wmissing-prototypes)
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target_include_directories(
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ethercat
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PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
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PRIVATE ${CMAKE_CURRENT_BINARY_DIR}
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${CMAKE_CURRENT_SOURCE_DIR}
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${CMAKE_CURRENT_SOURCE_DIR}/lib
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${CMAKE_CURRENT_SOURCE_DIR}/master)
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if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/lib/libethercat.map")
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target_compile_definitions(ethercat PRIVATE ethercat_EXPORTS)
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target_compile_options(ethercat PRIVATE -fvisibility=hidden)
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if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
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target_link_options(
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ethercat PRIVATE
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"LINKER:--version-script=${CMAKE_CURRENT_SOURCE_DIR}/lib/libethercat.map")
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endif()
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endif()
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if(UNIX AND NOT APPLE)
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target_link_libraries(ethercat PRIVATE rt)
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endif()
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install(
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TARGETS ethercat
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
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PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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