cmake_minimum_required(VERSION 3.20)
project(cthulhu_wine_access LANGUAGES C CXX)

include(GNUInstallDirs)
find_package(PkgConfig REQUIRED)
pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0)
find_program(WIDL_EXECUTABLE widl REQUIRED)

set(generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated")
set(generated_header "${generated_dir}/nvdaController.h")
set(generated_server "${generated_dir}/nvdaController_s.c")
file(MAKE_DIRECTORY "${generated_dir}")

add_custom_command(
    OUTPUT "${generated_header}" "${generated_server}"
    COMMAND "${WIDL_EXECUTABLE}" --win64 -h -H "${generated_header}"
            -s -S "${generated_server}" "${CMAKE_CURRENT_SOURCE_DIR}/nvdaController.idl"
    DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/nvdaController.idl"
    VERBATIM)

add_executable(cthulhu-wine-access main.cpp "${generated_server}")
target_compile_features(cthulhu-wine-access PRIVATE cxx_std_20)
target_include_directories(cthulhu-wine-access PRIVATE "${generated_dir}")
target_link_libraries(cthulhu-wine-access PRIVATE
    PkgConfig::GIO oleacc ole32 oleaut32 rpcrt4 user32)
target_link_options(cthulhu-wine-access PRIVATE -mwindows)
target_compile_options(cthulhu-wine-access PRIVATE
    $<$<COMPILE_LANGUAGE:C,CXX>:-Wall -Wextra>)

install(TARGETS cthulhu-wine-access RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")