find_package(GHC REQUIRED)

set(pas2c_sources

        Main.hs

        PascalBasics.hs

        PascalParser.hs

        PascalPreprocessor.hs

        PascalUnitSyntaxTree.hs

        Pas2C.hs

    )

set(pas2c_main ${CMAKE_SOURCE_DIR}/tools/pas2c/Main.hs)

set(ghc_flags

        --make ${pas2c_main}

        -i${CMAKE_SOURCE_DIR}/tools/pas2c/

        -o ${EXECUTABLE_OUTPUT_PATH}/pas2c${CMAKE_EXECUTABLE_SUFFIX}

        -odir ${CMAKE_CURRENT_BINARY_DIR}

        -hidir ${CMAKE_CURRENT_BINARY_DIR}

        ${haskell_flags}

    )

add_custom_command(OUTPUT "${EXECUTABLE_OUTPUT_PATH}/pas2c${CMAKE_EXECUTABLE_SUFFIX}"

        COMMAND "${GHC_EXECUTABLE}"

        ARGS ${ghc_flags}

        MAIN_DEPENDENCY ${pas2c_main}

        DEPENDS ${pas2c_sources}

        )

add_custom_target(pas2c ALL DEPENDS "${EXECUTABLE_OUTPUT_PATH}/pas2c${CMAKE_EXECUTABLE_SUFFIX}")