[PATCH] sed: Add support for POSIX -E to select EREs (this is a synonym for -r)

Denys Vlasenko vda.linux at googlemail.com
Tue Oct 29 08:29:22 UTC 2013


On Tuesday 29 October 2013 02:11, David A. Wheeler wrote:
> I posted:
> > > Busybox already supported this using "-r", so this patch just adds "-E"
> > > as a synonym, documents "-E", and adds a trivial test to check it.
> 
> On Tue, 29 Oct 2013 00:54:33 +0100, Denys Vlasenko <vda.linux at googlemail.com> wrote:
> > Applied, thanks
> 
> Excellent!  Thanks!
> 
> However, this modified patch doesn't document "-E" anywhere
> (e.g., "./busybox sed --help" or "man busybox").
> 
> Is there a reason the documentation for "-E" was dropped?

GNU sed doesn't document it either.


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