[sclug] sudo / su

[Spencer Collyer]

On Wed, 10 Jan 2007 01:52:22 +0000, Robin Lewis wrote:
> Darren Davison wrote:
> > hi SCLUGgers,
> >
> > I've necessarily become acquainted with sudo since switching from
> > gentoo to *ubuntu, but there's something I'm unclear on with it.
> >
> > If I try to do "sudo echo 1 > /proc/whatever" it fails with
> > permission denied errors.  It only works if I "sudo su -" and then
> > change the value.  Could someone kindly explain why?
> >
> > Many thanks :)
> Because of the way sudo and/or bash works with redirection, you're
> basically trying to output the result of "sudo echo 1" to
> /proc/whatever. I forget the way to get around this, but I'm sure
> someone with more knowledge than I will figure it out.

I've not tested this, but you could try wrapping the command in brackets:

	sudo (echo 1 > /proc/whatever)

This should run the command in a subshell.

S>

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