detecting hibernation capability

[Richard Hughes]

On Tue, 2005-12-06 at 07:19 +1000, Nigel Cunningham wrote:
> Hi.
> 
> On Sat, 2005-12-03 at 03:06, Richard Hughes wrote:
> > On Fri, 2005-12-02 at 11:38 -0500, David Zeuthen wrote:
> > > On Thu, 2005-12-01 at 17:48 +0000, Richard Hughes wrote:
> > > > Sure, how about the attached?
> > > 
> > > Looks good to me, thanks!
> > 
> > Committed, thanks.
> 
> Sorry for being late to the party, but hibernation will probably also be
> possible if the directories /proc/software_suspend or /proc/suspend2
> exist.

Patched about 20 minutes ago :-)

> This is of course with suspend2 applied. Most (but not all)
> suspend2 users use the hibernate script to initiate a suspend, so I like
> the idea mentioned in the other branch of this thread (for Apple) of
> being able to run a script.

You can run a script already. It already tries suspend2 before the
kernel hiberate e.g.

	elif [ -x "/usr/sbin/hibernate" ] ; then
		# Suspend2 tools installed
		/usr/sbin/hibernate --force
		RET=$?

Richard.