Re: FVWM: Exec vs. exec

From: David P. Ihnen <dihnen_at_cisco.com>
Date: Fri, 28 Mar 1997 18:09:44 -0800

At 06:10 PM 3/28/97 -0800, Nadim Saeed wrote:
>What's the difference between the following two statements
>
>+ Exec xterm -T Local &
>+ Exec exec xterm -T Local &
>
>
>Which one is recommended ?

I would recommend the latter

>Which one is faster ?

the second may be slightly slower, but nothing anything short of an analyzer
could detect.

>Which one is correct ? Why ?

The second.

It doesn't use up a process table entry with the shell waiting for the xterm
to exit; there's no need to do this when the exec can launch xterm and
terminate the shell, freeing up the process table entry for other, more
important uses.

David

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Received on Fri Mar 28 1997 - 20:19:21 GMT

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