function linenum_break = generate_linenum(filename)

fid = fopen(filename, 'rt');

index = 1;
linenum = 1;

while 1
    tline = fgetl(fid);
    if ~ischar(tline)
        break;
    end
    
    find_break = strfind(tline, 'MATLAB Break Point');
    if ~isempty(find_break)
        linenum_break(index) = linenum;
        index = index + 1;
    end

    linenum = linenum + 1;
end

fclose(fid);