[PATCH][TEST-CASE][DOC] Implementation of pipe to pass GDB's command output to the shell.

[Eli Zaretskii]

> Date: Wed, 31 Aug 2011 14:13:49 +0530
> From: Abhijit Halder <abhijit.k.halder@gmail.com>
> Cc: pedro@codesourcery.com, gdb-patches@sourceware.org, sergiodj@redhat.com, 
> 	jan.kratochvil@redhat.com, tromey@redhat.com
> 
> >> +@samp{print dd_tbl} is passed to the shell command @samp{sed 's/@}/\n/g' | @
> >> +grep ".test_dd" | tr ',' '\n'} for processing.
> >
> > I would suggest to add that the example does not use `|' as a
> > delimiter to allow the shell command to use it in its usual shell
> > semantics.
> >
> In the above example one can use `|' as the delimiter. it will not
> break anything syntactically but will not be readable much, hence I
> avoided using `|' as delimiter. Do we need to mention that here?

We don't _have_ to mention that, but I think it's a good idea, because
the natural choice of the delimiter is the normal pipe character.

> I made the corrections as suggested. Please review this:

OK, thanks.