[CentOS] script

Barry L. Kline blkline at attglobal.net
Tue Sep 30 23:12:09 UTC 2008


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MHR wrote:

> Second, that won't work.  Sed does not perform on files in place - its
> output is sent to stdout unless it is redirected, and you can't
> redirect it back to the original file.  To do something this way,
> you'd need a script that replaced the input file and used 'sed' to
> generate the new one (and then the script would have to rename it).

Au contraire:

- From the sed man page:

       -i[SUFFIX], --in-place[=SUFFIX]

              edit files in place (makes backup if extension supplied)
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