At Wed, 17 Sep 2003 11:50:15 -0800,
Ken Irving wrote:
>
> On Wed, Sep 17, 2003 at 04:22:15AM -0700, Ric Otte wrote:
> > On Wed, Sep 17, 2003 at 11:40:31AM +0100, Karsten M. Self wrote:
> > > on Wed, Sep 17, 2003 at 08:08:26AM +0800, csj ([EMAIL PROTECTED]) wrote:
> > > > At Tue, 16 Sep 2003 17:08:51 +0200,
> > > > Matthias Czapla wrote:
> > > > >
> > > > > On Tue, Sep 16, 2003 at 07:39:39AM -0700, Ric Otte wrote:
> > > > > > Hi, I would like to run all of the files in some directories
> > > > > > through sed, in order to edit the files. I can do it for
> > > > > > individual files by typing: cat filename|sed command>filename
> > > > > > But that requires me to run that command for each file. I
> > > > > > was wondering if anyone could 1) give me a reference to a
> > > > > > simple bash tutorial that will explain how to set up a script
> > > > > > to do things like this,
> > > > >
> > > > > http://www.tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html
> > > > >
> > > > > > and 2) tell me how to do it.
> > > > >
> > > > > for f in *; do tmp=`tempfile`; cat $f | sed command > $tmp ; mv $tmp $f; done
> > > >
> > > > Is there anything intrinsically wrong with:
> > > >
> > > > find directory -name "*.foo" | xargs sed -i -f sed_script
> > >
>
> Perl also provides the -i option to change files in place and optionally
> save a backup copy, e.g.,
>
> $ perl -i -pe 'command' *.foo
> $ perl -i.bak -pe 'command' *.foo
And so too can sed:
-i[suffix], --in-place[=suffix]
edit files in place (makes backup if extension
supplied)
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