Ertuğrul Erata
32 lines
864 B
Bash
32 lines
864 B
Bash
#!/bin/sh -e
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if [ -r /dev/mem -a -x /usr/sbin/dmidecode ]; then
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# dmidecode to grab the Chassis type
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dmitype=$(dmidecode|grep Chassis -A 10|grep -m1 Type|sed -e 's/.*Type: \(.*\)/\1/')
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if test "$dmitype" = "Notebook" || test "$dmitype" = "Portable"; then
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exit 0;
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fi
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fi
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# check for any ACPI batteries
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if [ -d /proc/acpi/battery ]; then
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results=`find /proc/acpi/battery/ -mindepth 1 -type d`
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if [ ! -z "$results" ]; then
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exit 0
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fi
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fi
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# check for APM batteries. This sucks, because we'll only get a valid response
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# if the laptop has a battery fitted at the time
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if [ -f /proc/apm ]; then
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battery=`awk '{print $6}' </proc/apm`
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if [ "$battery" != "0xff" ] && [ "$battery" != "0x80" ]; then
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# There's a battery
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exit 0;
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fi
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fi
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#probably not a laptop; exit
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exit 1
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