add_custom_command(DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/calcLexer.lxs"
    COMMAND "${LEXESIS_EXE}" ARGS -d "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/calcLexer.lxs"
    OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/CalcLexer.h" "${CMAKE_CURRENT_BINARY_DIR}/CalcLexer.cpp")

find_program(PARSODUS_EXE Parsodus PATH "${CMAKE_CURRENT_BINARY_DIR}/../../bin")

add_custom_command(DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/calcParser.pds"
    COMMAND "${PARSODUS_EXE}" ARGS -d "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/calcParser.pds"
    OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/calcParser.h" "${CMAKE_CURRENT_BINARY_DIR}/calcParser.cpp")

include_directories("${CMAKE_CURRENT_BINARY_DIR}")

add_executable(calc
    EXCLUDE_FROM_ALL
    main.cpp
    parser.cpp
    AST.cpp
    "${CMAKE_CURRENT_BINARY_DIR}/CalcLexer.cpp"
    "${CMAKE_CURRENT_BINARY_DIR}/calcParser.cpp")