Package: laptop-detect
Version: 0.13.7
Tags: patch
In recent kernels, the chassis type is available in /sys/. It can be
used instead of dmidecode to detect if the current machine is a laptop
or not. The value in /sys/ is available also for non-root users.
Here is a draft patch implementing this.
--- /usr/sbin/laptop-detect 2008-08-04 15:06:01.000000000 +0200
+++ /usr/sbin/laptop-detect.new 2012-02-10 21:38:56.000000000 +0100
@@ -61,6 +61,27 @@
#echo "$dmitype"
fi
+if [ -e /sys/devices/virtual/dmi/id/chassis_type ] ; then
+ case "$(cat /sys/devices/virtual/dmi/id/chassis_type)" in
+ 8) # Portable
+ $PRINTIT "We're a laptop (dmidecode returned $dmitype)" >&2
+ exit 0
+ ;;
+ 9) # Laptop
+ $PRINTIT "We're a laptop (dmidecode returned $dmitype)" >&2
+ exit 0
+ ;;
+ 10) # Notebook
+ $PRINTIT "We're a laptop (dmidecode returned $dmitype)" >&2
+ exit 0
+ ;;
+ 11) # Hand Held
+ $PRINTIT "We're a laptop (dmidecode returned $dmitype)" >&2
+ exit 0
+ ;;
+ esac
+fi
+
# check for any ACPI batteries
/sbin/modprobe battery 2> /dev/null || true
if [ -d /sys/class/power_supply ]; then
--
Happy hacking
Petter Reinholdtsen
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