On 21/02/2011 03:32 μμ, Martin Kraus wrote: > On Mon, Feb 21, 2011 at 12:40:19PM +0200, Γιώργος Πάλλας wrote: > >> Hello to all! >> >> I have a DELL laptop running debian squeeze where I cannot find whether >> it is connected on AC power or not. On an EEE laptop, I can check that >> using the info in the file /proc/acpi/ac_adapter/AC0/state, but such >> file does not exist on the DELL laptop. But KDE shows me correctly the >> relevant info on the battery state icon. Where does it take its info from? >> > Hi. If you have powermgmt-base installed (and you probably have because > pm-utils needs it), you can use on_ac_power script. > it's written in shell so you can look at it to see how the ac state is > determined if you are interested. > > mk > > > Thanks! I found it: /sys/class/power_supply/ADP1/online
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