Sed in FreeBSD

Glen Barber glen.j.barber at
Sun Jul 6 21:14:15 UTC 2008

On 7/5/08, James Bailie <jimmy at> wrote:
> Sebastian Tymków wrote:
> > I've tried with sed -e '/PATTERN/ a\ line' file but this did'n work. There
> > are many axamples in internet but none
> > of them work on FreeBSD.
> >
>  The inserted line needs to be on a separate physical line.
>  sed -e '/PATTERN/a\
>  line'
>  For /bin/csh, you need two backslashes because the shell recognizes
>  backslashes inside single-quotes, which it shouldn't.

IIRC, you also need the '-i' flag, even if you do not specify a backup

sed -i '' -e 's/foo/bar/' myfile


Glen Barber

More information about the freebsd-questions mailing list