CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(modernjvs
        VERSION "5.18.21"
        LANGUAGES "C"
        DESCRIPTION "JVS I/O Emulator"
        HOMEPAGE_URL "https://github.com/dazzaXx/ModernJVS"
)

find_package(Threads REQUIRED)

# libgpiod is required for GPIO character-device API
find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBGPIOD REQUIRED libgpiod)

configure_file(src/version.h.in version.h)

# Source files - explicitly listed for better dependency tracking
set(SOURCES
    src/modernjvs.c
    src/console/cli.c
    src/console/config.c
    src/console/debug.c
    src/console/watchdog.c
    src/controller/input.c
    src/controller/threading.c
    src/ffb/ffb.c
    src/hardware/device.c
    src/jvs/io.c
    src/jvs/jvs.c
)

add_executable(${PROJECT_NAME} ${SOURCES})

set_target_properties(${PROJECT_NAME} PROPERTIES
        C_STANDARD 99
)

# Include directories
target_include_directories(${PROJECT_NAME} PRIVATE
    ${PROJECT_SOURCE_DIR}/src
    ${PROJECT_BINARY_DIR}
    ${LIBGPIOD_INCLUDE_DIRS}
)

target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Wpedantic)

# Link libraries
target_link_libraries(${PROJECT_NAME} PRIVATE
    Threads::Threads
    m
    ${LIBGPIOD_LIBRARIES}
)

# Detect libgpiod major version to handle API differences
string(REGEX MATCH "^([0-9]+)" LIBGPIOD_VERSION_MAJOR "${LIBGPIOD_VERSION}")
message(STATUS "Found libgpiod version: ${LIBGPIOD_VERSION} (major: ${LIBGPIOD_VERSION_MAJOR})")
if(LIBGPIOD_VERSION_MAJOR GREATER_EQUAL 2)
    target_compile_definitions(${PROJECT_NAME} PRIVATE GPIOD_API_V2)
    message(STATUS "Using libgpiod v2 API")
else()
    message(STATUS "Using libgpiod v1 API")
endif()

# Installation rules
install(TARGETS ${PROJECT_NAME}
    COMPONENT ${PROJECT_NAME}
    RUNTIME DESTINATION "bin/"
    LIBRARY DESTINATION "lib/"
)

install(FILES
    ${CMAKE_SOURCE_DIR}/docs/modernjvs.service
    ${CMAKE_SOURCE_DIR}/docs/modernjvs@.service
    COMPONENT ${PROJECT_NAME}
    DESTINATION "/etc/systemd/system/"
)

install(DIRECTORY ${CMAKE_SOURCE_DIR}/docs/modernjvs
    COMPONENT ${PROJECT_NAME}
    DESTINATION "/etc/"
)

install(FILES
    ${CMAKE_SOURCE_DIR}/docs/wiimote.conf
    COMPONENT ${PROJECT_NAME}
    DESTINATION "/etc/modules-load.d/"
)

# WebUI – Python3 local-network web interface (opt-out with -DENABLE_WEBUI=OFF)
option(ENABLE_WEBUI "Include the WebUI server in the installation" ON)
if(ENABLE_WEBUI)
    message(STATUS "WebUI: enabled (use -DENABLE_WEBUI=OFF to exclude)")
    install(PROGRAMS
        ${CMAKE_SOURCE_DIR}/src/webui/modernjvs-webui.py
        RENAME modernjvs-webui
        COMPONENT ${PROJECT_NAME}
        DESTINATION "bin/"
    )

    install(FILES
        ${CMAKE_SOURCE_DIR}/docs/modernjvs-webui.service
        COMPONENT ${PROJECT_NAME}
        DESTINATION "/etc/systemd/system/"
    )

    install(FILES
        ${CMAKE_SOURCE_DIR}/docs/modernjvs2.png
        ${CMAKE_SOURCE_DIR}/docs/Sticks4.png
        COMPONENT ${PROJECT_NAME}
        DESTINATION "/usr/share/modernjvs/"
    )

    install(FILES
        ${CMAKE_SOURCE_DIR}/src/webui/static/style.css
        ${CMAKE_SOURCE_DIR}/src/webui/static/app.js
        ${CMAKE_SOURCE_DIR}/src/webui/static/login.css
        ${CMAKE_SOURCE_DIR}/src/webui/static/login.js
        COMPONENT ${PROJECT_NAME}
        DESTINATION "/usr/share/modernjvs/webui/static/"
    )

    install(DIRECTORY
        ${CMAKE_SOURCE_DIR}/src/webui/static/fonts/
        COMPONENT ${PROJECT_NAME}
        DESTINATION "/usr/share/modernjvs/webui/static/fonts/"
    )

    install(FILES
        ${CMAKE_SOURCE_DIR}/src/webui/templates/index.html
        ${CMAKE_SOURCE_DIR}/src/webui/templates/login.html
        COMPONENT ${PROJECT_NAME}
        DESTINATION "/usr/share/modernjvs/webui/templates/"
    )
else()
    message(STATUS "WebUI: disabled")
endif()

# CPack configuration for DEB package generation
set(CPACK_GENERATOR "DEB")
set(CPACK_DEBIAN_PACKAGE_MAINTAINER "dazzaXx")
set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)

# Include the postrm maintainer script so dpkg can clean up runtime files
# (webui-settings.json, webui-bg, webui-bg.mime) that are created after
# installation and are therefore not tracked by dpkg.
set(CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA
    "${CMAKE_SOURCE_DIR}/debian/postrm"
)

include(CPack)

# ──────────────────────────────────────────────────────────────────────────────
# Test target (built separately; does not require real hardware)
# Sources exclude modernjvs.c (main) so the test runner provides its own main.
# ──────────────────────────────────────────────────────────────────────────────
option(BUILD_TESTS "Build the ModernJVS test suite" OFF)
if(BUILD_TESTS)
    set(TEST_SOURCES
        tests/test_modernjvs.c
        src/console/cli.c
        src/console/config.c
        src/console/debug.c
        src/console/watchdog.c
        src/controller/input.c
        src/controller/threading.c
        src/ffb/ffb.c
        src/hardware/device.c
        src/jvs/io.c
        src/jvs/jvs.c
    )

    add_executable(test_modernjvs ${TEST_SOURCES})

    set_target_properties(test_modernjvs PROPERTIES C_STANDARD 99)

    target_include_directories(test_modernjvs PRIVATE
        ${PROJECT_SOURCE_DIR}/src
        ${PROJECT_BINARY_DIR}
        ${LIBGPIOD_INCLUDE_DIRS}
    )

    target_compile_options(test_modernjvs PRIVATE -Wall -Wextra -Wpedantic)

    # Inherit the same gpiod version flag as the main binary
    if(LIBGPIOD_VERSION_MAJOR GREATER_EQUAL 2)
        target_compile_definitions(test_modernjvs PRIVATE GPIOD_API_V2)
    endif()

    target_link_libraries(test_modernjvs PRIVATE
        Threads::Threads
        m
        ${LIBGPIOD_LIBRARIES}
    )

    enable_testing()
    add_test(NAME modernjvs_suite COMMAND test_modernjvs)
endif()