Re: Using the same file as stdin and stdout

["Nish Aravamudan" <nish.aravamudan@xxxxxxxxx>]

On 1/2/07, Carl Spalletta <cspalletta@xxxxxxxxx> wrote:
> The following, of course, doesn't work:
>
>     sed -e s/foo/bar/g < x > x
>
> But is there any way to have the same file as input and output using
> any form of shell redirection, but WITHOUT using a temporary file?
>
> That is just with shell constructs without using, e.g.  the inplace
> option to 'perl'.

I'm sorry, but what in the world does this have to do with the kernel?

Thanks,
Nish

--
Kernelnewbies: Help each other learn about the Linux kernel.
Archive:       http://mail.nl.linux.org/kernelnewbies/
FAQ:           http://kernelnewbies.org/faq/