if(NOT DEFINED COMPILER)
    message(FATAL_ERROR "COMPILER is required")
endif()

if(NOT DEFINED SOURCE)
    message(FATAL_ERROR "SOURCE is required")
endif()

if(NOT DEFINED ASM_OUTPUT)
    message(FATAL_ERROR "ASM_OUTPUT is required")
endif()

if(NOT DEFINED HEADER_OUTPUT)
    message(FATAL_ERROR "HEADER_OUTPUT is required")
endif()

if(NOT DEFINED GENERATE_SCRIPT)
    message(FATAL_ERROR "GENERATE_SCRIPT is required")
endif()

execute_process(
    COMMAND "${COMPILER}" ${COMPILER_ARG1} ${CFLAG_ARGS} ${INCLUDE_ARGS} ${DEFINE_ARGS} -S -o "${ASM_OUTPUT}" "${SOURCE}"
    RESULT_VARIABLE compile_result
    OUTPUT_VARIABLE compile_stdout
    ERROR_VARIABLE compile_stderr
)

if(NOT compile_result EQUAL 0)
    message(FATAL_ERROR "failed to compile asm offsets source\n${compile_stdout}${compile_stderr}")
endif()

execute_process(
    COMMAND "${CMAKE_COMMAND}" -DINPUT="${ASM_OUTPUT}" -DOUTPUT="${HEADER_OUTPUT}" -P "${GENERATE_SCRIPT}"
    RESULT_VARIABLE generate_result
    OUTPUT_VARIABLE generate_stdout
    ERROR_VARIABLE generate_stderr
)

if(NOT generate_result EQUAL 0)
    message(FATAL_ERROR "failed to generate asm offsets header\n${generate_stdout}${generate_stderr}")
endif()