bug#7952: 24.0.50; crash in find_interval

[Eli Zaretskii]

> From: Chong Yidong <cyd@stupidchicken.com>
> Cc: romain@orebokech.com, monnier@iro.umontreal.ca, 7952@debbugs.gnu.org
> Date: Mon, 09 May 2011 15:46:39 -0400
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Looks good, thanks.  Go ahead and commit, I will test it when I have
> > time.
> 
> Committed.  Tested OK by replacing (fboundp 'start-process) with nil to
> force the async code path.

Thanks.

> The only difference was that when called
> through call-process, grep doesn't emit the highlighting escape
> sequences by default; I had to pass "--color=always".  This may have
> something to do with the way grep's --color=auto detection works.

On MS-DOS, we already pass --color=always, see grep-compute-defaults.