Re: how to prevent standby during critical operations on linux

["A. Walton" <awalton gnome org>]

On Mon, Apr 5, 2010 at 5:46 AM, frm <francesco montorsi gmail com> wrote:
> Hi all,
> Â ÂI've written an application based on GTK (which loads some gnome libs
> dynamically to avoid static linker dependencies) which needs to perform an
> important operation which cannot be interrupted by e.g. automatic standby
> because of user inactivity.
>
> I'd like to know how to tell the OS or maybe the power-manager daemon that
> during that critical operation automatic standby should be disabled... on
> Windows I'm using the SetThreadExecutionState() API (see
> http://msdn.microsoft.com/en-us/library/aa373208(VS.85).aspx).
>
> On linux it seems much more messy the situation. From what I've learned, it
> seems I should use DBus (is there some GTK api to do it easily?) to contact
> either HAL (which seems deprecated) or DeviceKit-power (for which I cannot
> find any documentation; the page
> http://www.freedesktop.org/wiki/Software/DeviceKit doesn't help a lot).
>
> What do you suggest?
> Is there some simple example code for using DBus+DeviceKit-power from a GTK
> app somewhere?

http://people.gnome.org/~mccann/gnome-session/docs/gnome-session.html#org.gnome.SessionManager.Inhibit
is probably what you're looking for on GNOME.

-A. Walton.

> Thanks for any hints!
> Francesco Montorsi
>
>
>
>
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