elseEXIT_ON_ERROR("Too many columns. You have '%d' max is 64",columns_nb);
elseEXIT_ON_ERROR("Too many columns. You have '%d' max is 64",columns_nb);
offset+=snprintf(command+offset,LINE_MAX-offset,", '-' binary format='%s' record=%d u ($0*%f):1 t '%c' w %s",gnuplot_format,history_length,sampling_period/1000000.f,code,with_option);
offset+=snprintf(command+offset,ARG_MAX-offset,", '-' binary format='%s' record=%d u ($0*%f):1 t '%c' w %s",gnuplot_format,history_length,sampling_period/1000000.f,code,with_option);