40 lines
1.2 KiB
Bash
Executable File
40 lines
1.2 KiB
Bash
Executable File
#!/bin/ksh
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# set the sound device via argument (if you put something stupid her, so be it...)
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[ ! -z $1 ] && sndioctl -q server.device=$1
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# we need it a few times, and caching is faster
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DUMP=$(dmesg)
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# save the current active sound device
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_cur=$(sndioctl -n server.device)
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# starting from dev 4, you need to cd /dev && sh MAKEDEV audioX
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for i in 0 1 2 3 4 5 6
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do
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# find audio attach and detach lines
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_input="$(echo "$DUMP" | grep -E "^audio$i\ at.*|^audio$i detached" | tail -n 1)"
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# if the last match is a detached line, stop here
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echo "$_input" | grep -q "detached" && continue
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# take the number from audioX, then grep for what's attached to find
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# the last description for this device (usb devices may change order
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# during runtime)
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_type=$(echo "$_input" | cut -d" " -f3)
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_number=$(echo "$_input" | cut -d" " -f1 | sed 's/[a-z]//g')
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_desc=$(echo "$DUMP" | grep -E "^$_type at.*" | tail -1 | cut -d'"' -f2)
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# Once we walked to the first non-existing device, we stop.
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[ -z $_number ] && exit 0
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# Show the device list and mark the current one
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if [ $_cur -eq $_number ]
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then
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echo "> $_number: $_desc"
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else
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echo " $_number: $_desc"
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fi
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done
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