On 17 Sep 2002, Paul Furness wrote:
> What I _want_ to do is basically _copy_ stdout and stderr to a log file.
>
> Thus, when I run a command, I wans the stdout and stderr to go to
> wherever called the script (eg an interactive terminal) but I _also_
> want it to go to a log file.
>
> I can do it easily for things I'm echoing in my own script by writing a
> function like this:
>
>
> function ECHO
> {
> echo $1
> echo $1 >> ${Logfile}
> }
>
> and then any messages which I generate I use ECHO instead of echo:
>
> ECHO "This is a message"
>
> What I can't figure out is how do I redirect the output of the things
> I'm running to the same 2 places?
"tee" is your friend:
echo test | tee -a logfile.txt
test is printed to the screen and appended to the file "logfile.txt". If
you don't use the "-a" the file is overwritten every time.
HTH
--
Jos Lemmerling on Debian GNU/Linux jos(@)lemmerling(.net)
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