while sleep 1 ; do echo -e "\007" ; done
or somthing similar if your /bin/sh shell is not bash
-----Original Message-----
From: Jason A. Pfeil <pfeil@nu.cs.fsu.edu>
To: Richard Gooch <rgooch@atnf.csiro.au>
Cc: Jason A. Pfeil <pfeil@nu.cs.fsu.edu>; Stephen Harris
<sweh@spuddy.mew.co.uk>; linux-kernel@vger.rutgers.edu
<linux-kernel@vger.rutgers.edu>
Date: Tuesday, December 15, 1998 2:23 AM
Subject: Re: Minor request for enhancement: "beep on halt"
>On Tue, 15 Dec 1998, Richard Gooch wrote:
>
>> Jason A. Pfeil writes:
>> > Verified. You can pass shutdown the -n argument and it handles
everything
>> > itself. Otherwise, init handles the shutdown. The second (init)
method
>> > is the recommended method. This functionality might be able to be
>> > inserted into init instead of the kernel.
>> >
>> > On Mon, 14 Dec 1998, Jason A. Pfeil wrote:
>> >
>> > > In addition to this, on the manpage for shutdown(8), it states that
>> > > shutdown triggers the init process to handle the shutdown.
shutdown(8)
>> > > itself handling the killing of processes is deprecated and not
recommended
>> > > as it is not predictable. I am in the process of verifying this by
>> > > looking at the SRPM from RedHat5.2.
>>
>> No, this may only apply in the SysV init world. For a non-SysV init,
>> it is perfectly legitimate to have shutdown(8) do the real work.
>
>Good point. I haven't checked out a slackware installation lately (or any
>others that use BSD-style startup scripts since switching to RedHat
>primarily for the SysV-style startup scripts. Any slackware users out
>there with insight here?
>
>>
>> > > On Mon, 14 Dec 1998, Stephen Harris wrote:
>> > >
>> > > > Richard Gooch writes:
>> > > > > Jason A. Pfeil writes:
>> > > >
>> > > > > > Shutdown just calls a routine in the kernel to handle the
shutdown before
>> > > > > > it is killed itself. Therefore, this ability needs to be in
the kernel
>> > > >
>> > > > > Sorry, I don't agree. The shutdown(8) programme is what kills all
>> > > > > processes, unmounts filesystems, remounts the root FS read-only,
syncs
>> > > > > the discs and then calls reboot(2) which halts/reboots.
>> > > >
>> > > > Could this code be in shutdown(8) ? Hmm, no... there is always
the
>> > > > possibility that the kernel may need to perform some other "clean
up" work.
>> > > > Surely this is the concept behind the notifier_call_chain() calls
inside
>> > > > sys_reboot().
>> > > >
>> > > > For example, the wdt driver turns off the card at shutdown time.
If the
>> > > > shutdown(8) program never calls sys_reboot() then the card is never
turned
>> > > > off, and a watchdog reset could occur. Not good :-) It could
cause a
>> > > > reboot! Some other drivers also hook into the
reboot_notifier_list to
>> > > > perform a cleanup on shutdown.
>>
>> Hm. Point taken.
>>
>> Regards,
>>
>> Richard....
>>
>> -
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>
>----
> Jason A. Pfeil pfeil@cs.fsu.edu
> Information Systems Developer jpfeil@lsi.fsu.edu
> CASDL (850)644-8014; fax:
(850)644-4952
> Learning Systems Institute University Center C-3527
> http://idl.fsu.edu Tallahassee, FL 32306-2540
>
>
>-
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