allwpilib/wpiutil/CMakeLists.txt

project(wpiutil)

include(SubDirList)
include(GenResources)
include(CompileWarnings)
include(AddTest)
include(DownloadAndCheck)

file(GLOB wpiutil_jni_src src/main/native/cpp/jni/WPIUtilJNI.cpp)

# Java bindings
if(WITH_JAVA)
    include(UseJava)

    if(NOT EXISTS "${WPILIB_BINARY_DIR}/wpiutil/thirdparty/jackson/jackson-core-2.15.2.jar")
        set(BASE_URL "https://search.maven.org/remotecontent?filepath=")
        set(JAR_ROOT "${WPILIB_BINARY_DIR}/wpiutil/thirdparty/jackson")

        message(STATUS "Downloading Jackson jarfiles...")

        download_and_check(
            "${BASE_URL}com/fasterxml/jackson/core/jackson-core/2.15.2/jackson-core-2.15.2.jar"
            "${JAR_ROOT}/jackson-core-2.15.2.jar"
        )
        download_and_check(
            "${BASE_URL}com/fasterxml/jackson/core/jackson-databind/2.15.2/jackson-databind-2.15.2.jar"
            "${JAR_ROOT}/jackson-databind-2.15.2.jar"
        )
        download_and_check(
            "${BASE_URL}com/fasterxml/jackson/core/jackson-annotations/2.15.2/jackson-annotations-2.15.2.jar"
            "${JAR_ROOT}/jackson-annotations-2.15.2.jar"
        )

        message(STATUS "All files downloaded.")
    endif()

    file(GLOB JACKSON_JARS ${WPILIB_BINARY_DIR}/wpiutil/thirdparty/jackson/*.jar)

    if(NOT EXISTS "${WPILIB_BINARY_DIR}/wpiutil/thirdparty/quickbuf/quickbuf-runtime-1.3.3.jar")
        set(BASE_URL "https://search.maven.org/remotecontent?filepath=")
        set(JAR_ROOT "${WPILIB_BINARY_DIR}/wpiutil/thirdparty/quickbuf")

        message(STATUS "Downloading Quickbuf jarfile...")
        download_and_check(
            "${BASE_URL}us/hebi/quickbuf/quickbuf-runtime/1.3.3/quickbuf-runtime-1.3.3.jar"
            "${JAR_ROOT}/quickbuf-runtime-1.3.3.jar"
        )

        message(STATUS "Downloaded.")
    endif()

    file(GLOB QUICKBUF_JAR ${WPILIB_BINARY_DIR}/wpiutil/thirdparty/quickbuf/*.jar)

    set(CMAKE_JNI_TARGET true)

    file(GLOB_RECURSE JAVA_SOURCES src/main/java/*.java)

    add_jar(
        wpiutil_jar
        ${JAVA_SOURCES}
        INCLUDE_JARS ${JACKSON_JARS} ${QUICKBUF_JAR}
        OUTPUT_NAME wpiutil
        OUTPUT_DIR ${WPILIB_BINARY_DIR}/${java_lib_dest}
        GENERATE_NATIVE_HEADERS wpiutil_jni_headers
    )
    set_property(TARGET wpiutil_jar PROPERTY FOLDER "java")

    install_jar(wpiutil_jar DESTINATION ${java_lib_dest})
    install_jar_exports(TARGETS wpiutil_jar FILE wpiutil_jar.cmake DESTINATION share/wpiutil)

    add_library(wpiutiljni ${wpiutil_jni_src})
    wpilib_target_warnings(wpiutiljni)
    target_link_libraries(wpiutiljni PUBLIC wpiutil)

    set_property(TARGET wpiutiljni PROPERTY FOLDER "libraries")

    target_link_libraries(wpiutiljni PRIVATE wpiutil_jni_headers)
    add_dependencies(wpiutiljni wpiutil_jar)

    install(TARGETS wpiutiljni EXPORT wpiutiljni)
    export(TARGETS wpiutiljni FILE wpiutiljni.cmake NAMESPACE wpiutiljni::)
endif()

if(WITH_JAVA_SOURCE)
    include(UseJava)
    include(CreateSourceJar)
    add_source_jar(
        wpiutil_src_jar
        BASE_DIRECTORIES ${CMAKE_CURRENT_SOURCE_DIR}/src/main/java
        OUTPUT_NAME wpiutil-sources
        OUTPUT_DIR ${WPILIB_BINARY_DIR}/${java_lib_dest}
    )
    set_property(TARGET wpiutil_src_jar PROPERTY FOLDER "java")

    install_jar(wpiutil_src_jar DESTINATION ${java_lib_dest})
endif()

set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)

if(NOT MSVC AND NOT APPLE AND NOT ANDROID)
    find_library(ATOMIC NAMES atomic libatomic.so.1)
    if(ATOMIC)
        message(STATUS "Found libatomic: ${ATOMIC}")
    else()
        message(STATUS "libatomic not found. If build fails, install libatomic")
    endif()
endif()

generate_resources(src/main/native/resources generated/main/cpp WPI wpi wpiutil_resources_src)

file(
    GLOB_RECURSE wpiutil_native_src
    src/main/native/cpp/*.cpp
    src/main/native/thirdparty/debugging/src/*.cpp
    src/main/native/thirdparty/json/cpp/*.cpp
    src/main/native/thirdparty/llvm/cpp/*.cpp
    src/main/native/thirdparty/mpack/src/*.cpp
    src/main/native/thirdparty/nanopb/src/*.cpp
)
list(REMOVE_ITEM wpiutil_native_src ${wpiutil_jni_src})
if(NOT WITH_PROTOBUF)
    list(FILTER wpiutil_native_src EXCLUDE REGEX "/protobuf/")
    # Don't filter out protobuf cpp file, it only uses nanopb
    list(APPEND wpiutil_native_src src/main/native/cpp/protobuf/Protobuf.cpp)
endif()
file(GLOB_RECURSE wpiutil_unix_src src/main/native/unix/*.cpp)
file(GLOB_RECURSE wpiutil_linux_src src/main/native/linux/*.cpp)
file(GLOB_RECURSE wpiutil_macos_src src/main/native/macOS/*.cpp)
file(GLOB_RECURSE wpiutil_windows_src src/main/native/windows/*.cpp)

file(GLOB fmtlib_native_src src/main/native/thirdparty/fmtlib/src/*.cpp)

add_library(wpiutil ${wpiutil_native_src} ${wpiutil_resources_src})
set_target_properties(wpiutil PROPERTIES DEBUG_POSTFIX "d")

set_property(TARGET wpiutil PROPERTY FOLDER "libraries")

target_compile_features(wpiutil PUBLIC cxx_std_20)
if(MSVC)
    target_compile_options(
        wpiutil
        PUBLIC /permissive- /Zc:preprocessor /Zc:__cplusplus /Zc:throwingNew /MP /bigobj /utf-8
    )
    target_compile_definitions(wpiutil PRIVATE -D_CRT_SECURE_NO_WARNINGS)
endif()
wpilib_target_warnings(wpiutil)
if(WITH_PROTOBUF)
    target_link_libraries(wpiutil protobuf::libprotobuf Threads::Threads ${CMAKE_DL_LIBS})
else()
    target_link_libraries(wpiutil Threads::Threads ${CMAKE_DL_LIBS})
    target_compile_definitions(wpiutil PUBLIC NO_PROTOBUF)
endif()

if(ATOMIC)
    target_link_libraries(wpiutil ${ATOMIC})
endif()

if(NOT USE_SYSTEM_FMTLIB)
    target_sources(wpiutil PRIVATE ${fmtlib_native_src})
    install(
        DIRECTORY src/main/native/thirdparty/fmtlib/include/
        DESTINATION "${include_dest}/wpiutil"
    )
    target_include_directories(
        wpiutil
        PUBLIC
            $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/fmtlib/include>
    )
else()
    find_package(fmt CONFIG REQUIRED)
    target_link_libraries(wpiutil fmt::fmt)
    if(MSVC)
        get_target_property(fmt_includes fmt::fmt INTERFACE_INCLUDE_DIRECTORIES)
        foreach(dir ${fmt_includes})
            target_compile_options(wpiutil PUBLIC /external:I "${dir}")
        endforeach()
        target_compile_options(wpiutil PUBLIC /external:W0)
    endif()
endif()

if(MSVC)
    target_sources(wpiutil PRIVATE ${wpiutil_windows_src})
else()
    target_sources(wpiutil PRIVATE ${wpiutil_unix_src})
    if(APPLE)
        target_sources(wpiutil PRIVATE ${wpiutil_macos_src})
    else()
        target_sources(wpiutil PRIVATE ${wpiutil_linux_src})
    endif()
endif()

install(
    DIRECTORY
        src/main/native/include/
        src/main/native/thirdparty/argparse/include/
        src/main/native/thirdparty/debugging/include/
        src/main/native/thirdparty/expected/include/
        src/main/native/thirdparty/json/include/
        src/main/native/thirdparty/llvm/include/
        src/main/native/thirdparty/mpack/include/
        src/main/native/thirdparty/nanopb/include/
        src/main/native/thirdparty/sigslot/include/
    DESTINATION "${include_dest}/wpiutil"
)
target_include_directories(
    wpiutil
    PUBLIC
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/argparse/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/debugging/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/expected/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/json/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/llvm/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/mpack/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/nanopb/include>
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src/main/native/thirdparty/sigslot/include>
        $<INSTALL_INTERFACE:${include_dest}/wpiutil>
)

install(TARGETS wpiutil EXPORT wpiutil)
export(TARGETS wpiutil FILE wpiutil.cmake NAMESPACE wpiutil::)

configure_file(wpiutil-config.cmake.in ${WPILIB_BINARY_DIR}/wpiutil-config.cmake)
install(FILES ${WPILIB_BINARY_DIR}/wpiutil-config.cmake DESTINATION share/wpiutil)
install(EXPORT wpiutil DESTINATION share/wpiutil)

add_executable(wpiutildev src/dev/native/cpp/main.cpp)
wpilib_target_warnings(wpiutildev)
target_link_libraries(wpiutildev wpiutil)

subdir_list(wpiutil_examples "${CMAKE_CURRENT_SOURCE_DIR}/examples")
foreach(example ${wpiutil_examples})
    file(GLOB wpiutil_example_src examples/${example}/*.cpp)
    if(wpiutil_example_src)
        add_executable(wpiutil_${example} ${wpiutil_example_src})
        wpilib_target_warnings(wpiutil_${example})
        target_link_libraries(wpiutil_${example} wpiutil)
        set_property(TARGET wpiutil_${example} PROPERTY FOLDER "examples")
    endif()
endforeach()

if(WITH_TESTS)
    file(GLOB_RECURSE wpiutil_testlib_src src/test/native/include/*.h)
    add_library(wpiutil_testlib INTERFACE ${wpiutil_test_src})
    target_include_directories(wpiutil_testlib INTERFACE src/test/native/include)

    wpilib_add_test(wpiutil src/test/native/cpp)
    target_include_directories(wpiutil_test PRIVATE src/generated/test/native/cpp)
    file(GLOB_RECURSE wpiutil_nanopb_test_src src/generated/test/native/cpp/*.cpp)
    target_sources(wpiutil_test PRIVATE ${wpiutil_nanopb_test_src})
    target_link_libraries(wpiutil_test wpiutil googletest wpiutil_testlib)
    if(MSVC)
        target_compile_options(wpiutil_test PRIVATE /utf-8)
    endif()
endif()