can suspend be prevented ?

[linaccess at yokoy.de]

hi,

On Sun, 13 Jan 2008 11:55:55 -0800
Joshua Minor <j at lux.vu> wrote:

> Some screensaver APIs have a method to defer sleep/screensaver by a  
> given amount instead of turning it off entirely.  This would let you  
> solve the issue without fear of accidentally disabling it permanently  
> (for example if your activity crashes before turning it back on).
> 

I thought SUGAR takes care about crashed activities? A few lines of extra code in SUGAR costs less than an extra screensaver, I guess. If this is not true the screensaver API could be a nice way.

yokoy



> -josh
> 
> On Jan 13, 2008, at 1:48 AM, linaccess at yokoy.de wrote:
> 
> > Hello,
> >
> > On Sun, 13 Jan 2008 00:51:39 -0500
> > Chris Ball <cjb at laptop.org> wrote:
> >
> >> Hi,
> >>
> >>> Earlier, had not noticed my G1G1 going into suspend.  Now, with 681
> >>> + d08, it does so when left to sit.  Unfortunately, after suspend
> >>> my wired connection no longer works after the system wakes.  Can I
> >>> prevent suspend from happening?
> >>
> >> Yes, with "touch /etc/ohm/inhibit-suspend".  (And "rm" it when done.)
> >
> > I think, sugar should take care of this if an activity do not want  
> > the suspend feature. When the suspend locking activity has been  
> > finished and there is no other activity that is locking the suspend  
> > "/etc/ohm/inhibit-suspend" could be removed.
> > Maybe an activity could attache a line in /home/olpc/.inhibit- 
> > suspend with it's activity name. When the activity is done, this  
> > line will be removed from itself or sugar. If there is no line left  
> > in this file sugar could remove /etc/ohm/inhibit-suspend.
> >
> >>
> >>> [Seems to me such a situation can occur with a child -- what if he
> >>> is running a science experiment powered from the OLPC USB bus?  He
> >>> would not want his experiment interrupted by the OLPC dropping
> >>> power (as happened to my USB-keyboard when the XO suspended).]
> >>
> >> Yes, we've considered refusing to suspend when certain classes of USB
> >> devices are plugged in.  This hasn't been implemented yet, though.
> >
> > Classes and activities could use the same file as mentioned above?
> >
> >
> > yokoy
> >
> >>
> >> - Chris.
> >> -- 
> >> Chris Ball   <cjb at laptop.org>
> >> _______________________________________________
> >> Devel mailing list
> >> Devel at lists.laptop.org
> >> http://lists.laptop.org/listinfo/devel
> >
> >
> > -- 
> >
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> 


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