yinyang at eburg.com
Thu Sep 10 20:28:41 UTC 2009
On 09/10/2009 08:12 AM, devi wrote:
> I think , I have not explained it correctly, in the first mail. I mean
> "echo "service httpd status"> /dev/pts/2", is executed in first
> terminal(/dev/pts/1), and the output is redirected to the /dev/pts/2.
That is correct. The "echo" command will execute in the terminal into
which you entered the command, and the output ("service httpd status")
will be redirected to /dev/pts/2.
> Here /dev/pts/2 is the terminal of another machine to which we are
> connnected and is a virtual machine.
> But the output directed here is a command, so what happens is that,
> the output of the first terminal, is actually executed as a command in
> the /dev/pts/2 terminal, because the output is redirected directly to
> the terminal.
That is not correct, and also contradicts your previous statements.
Please test this again. Redirecting output to a different tty will not
cause a command to be executed there.
> And I know the pty of the first terminal, I got it by command "tty".
> Now, my requirement is that, after the command "service httpd status" is
> executed on the /dev/pts/2. I want to redirect or get the output on the
> first terminal(/dev/pts/1).
Why do you need to execute a command in /dev/pts/2 without entering the
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