#!/bin/bashif [[ -f /proc/tty/driver/serial ]]; then Ports=$(cat /proc/tty/driver/serial | grep -v unknown | grep ': ' | cut -d: -f1) for i in $Ports; do echo "/dev/ttyS$i" donefi# Pattern matches paths like these:# Ubuntu 7.10: ../../../devices/pci0000:00/0000:00:06.0/usb4/4-2/4-2:1.0/ttyUSB0# Ubuntu 7.10: ../../../devices/pci0000:00/0000:00:04.0/usb1/1-1/1-1:1.0# Ubuntu 8.10: ../../devices/pci0000:00/0000:00:1d.0/usb2/2-2/2-2:1.0/ttyUSB0/tty/ttyUSB0# Ubuntu 8.10: ../../devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1:1.0/tty/ttyACM0SedPattern_UsbId='s,^.*(pci.*)/usb[0-9]*/[0-9./-]*/[0-9]*-([0-9.]*):[0-9.]*(/tty(USB[0-9]*(/tty/.*)?|/ttyACM[0-9]*))?$,\1+\2,g'# Look for ttyUSB and ttyACM devicesPorts=while read Dev; do if [[ -L "$Dev" ]]; then # Ubuntu 8.10 has symlinks to directories here Path=$(readlink "$Dev") elif [[ -d "$Dev" ]]; then # Ubuntu 7.10 has real directories here (symlink test failed above, so this is a real directory) # And there's a "device" symlink in each directory that contains the info we want Path=$(readlink "$Dev"/device) fi # TODO: see what 8.04 has in here (I think there's no difference between 8.04 and 8.10 in this respect) Id=$(echo "$Path" | sed -r "$SedPattern_UsbId") Ports="$Ports $Id"done < <(find /sys/class/tty -mindepth 1 -maxdepth 1 -name 'ttyUSB*' -or -name 'ttyACM*')echo "${Ports# }" | tr ' ' '\n'shopt -s nullglobfor Port in /dev/ttyS_*; do echo "$Port"done