reference a test program in a comment

    /**

     * Function parseDouble

     * parses the current token as an ASCII numeric string with possible leading whitespace into

     * a double precision floating point number.

     * parses the current token as an ASCII numeric string with possible leading

     * whitespace into a double precision floating point number.

     *

     * @throw IO_ERROR if an error occurs attempting to convert the current token.

     * @return The result of the parsed token.

    inline int parseBoardUnits() throw( IO_ERROR )

    {

        // There should be no major rounding issues here,

        // since the values in the file are in mm

        // and get converted to nano-meters.

        // There should be no major rounding issues here, since the values in

        // the file are in mm and get converted to nano-meters.

        // See test program tools/test-nm-biu-to-ascii-mm-round-tripping.cpp

        // to confirm or experiment.  Use a similar strategy in both places, here

        // and in the test program. Make that program with:

        // $ make test-nm-biu-to-ascii-mm-round-tripping

        return KiROUND( parseDouble() * IU_PER_MM );

    }