err_handling       62 old_code/2015linfty/iodof.h   auto err_handling = [](const std::string& msg){
err_handling       73 old_code/2015linfty/iodof.h     if(!ofs) err_handling("Could not open file: " + curr_file);
err_handling       79 old_code/2015linfty/iodof.h     if(!ifs) err_handling("Could not open file: " + curr_file);
err_handling       84 old_code/2015linfty/iodof.h     err_handling("Impossible error in the switch statement.");