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33 lines
1.3 KiB
Bash
Executable File
33 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2015 Eistec AB
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# Copyright (C) 2015 Ludwig Knüpfer <ludwig.knuepfer@fu-berlin.de>
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#
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# This file is subject to the terms and conditions of the GNU Lesser General
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# Public License v2.1. See the file LICENSE in the top level directory for more
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# details.
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if [ ! -d /sys/bus/usb/devices ]; then
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echo "$(basename $0): /sys/bus/usb/devices not a directory (/sys is not mounted?)" >&2
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exit 1
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fi
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# iterate over usb-tty devices:
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for basedev in $(find /sys/bus/usb/devices/ -regex "/sys/bus/usb/devices/[0-9]+[^:/]*" -maxdepth 2 -follow 2>/dev/null); do
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ttydirs=$(find ${basedev} -regex "${basedev}/[^/]*:.*" -mindepth 2 -maxdepth 3 -name tty -follow 2>/dev/null)
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if [ -z "${ttydirs}" ]; then
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continue
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fi
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# See if the device has any tty devices assigned to it.
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ttys=$(find ${ttydirs} -maxdepth 1 -mindepth 1 -printf '%f, ' | sed -e 's/, $/\n/' 2>/dev/null)
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if [ -z "${ttys}" ]; then
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continue
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fi
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# Get all info
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parent=$(echo ${basedev} | sed -e 's%\(/sys/bus/usb/devices/[^/]*\)/.*%\1%')
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serial=$(cat "${parent}/serial" 2>/dev/null)
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manuf=$(cat "${parent}/manufacturer" 2>/dev/null)
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product=$(cat "${parent}/product" 2>/dev/null)
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echo "${parent}: ${manuf} ${product} serial: '${serial}', tty(s): ${ttys}"
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done
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