Date: Fri, 1 May 2015 18:18:12 -0400 From: Alex Merritt <merritt.alex@gmail.com> To: Mike Clarke <jmc-freebsd2@milibyte.co.uk> Cc: Nancy Belle <belle@antennex.com>, freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: Find and replace content in 100 lines Message-ID: <CADK3taJ98y3M9cSEasMHmr1benaMPm-PpMy-Am=9ZoG=LA6eiQ@mail.gmail.com> In-Reply-To: <20150501222634.371373f0@curlew.lan> References: <DM__150430194617_07750665831@mail.antennex.com> <CADK3taLyW0sVoHQZ-pjm=VZUMj5Rnekz9jhvuLVyGV3DzHmYNw@mail.gmail.com> <20150501222634.371373f0@curlew.lan>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, May 1, 2015 at 5:26 PM, Mike Clarke <jmc-freebsd2@milibyte.co.uk>
wrote:
> On Fri, 1 May 2015 16:20:07 -0400
> Alex Merritt <merritt.alex@gmail.com> wrote:
> >
> 's:"../../../arch1/arch14":"../../../../../../foo/foo2/foo3/arch1/arch14":g'
> > input.html
>
> Although that would almost certainly work OK in the OP's case it would
> be safer to use:
>
>
> 's:"\.\./\.\./\.\./arch1/arch14":"../../../../../../foo/foo2/foo3/arch1/arch14":g'
>
> otherwise if there was something like "../../d1/arch1/arch14" it would
> become "../../../../../../foo/foo2/foo3/arch1/arch14" which is probably
> not what would be intended.
>
Hm, yes, the picket fence. How about
sed -i .orig -r
's:"((\.\./){3})arch1/arch14":"\1\1foo/foo2/foo3/arch1/arch14":g' input.html
Group it and repeat as \1
-Alex
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CADK3taJ98y3M9cSEasMHmr1benaMPm-PpMy-Am=9ZoG=LA6eiQ>