On 7/21/08, EdwardKing <[EMAIL PROTECTED]> wrote:
> I make a process running in background,like follows:
> $./a.out &
>
> I want to know how to change a.out from backgound to foreground and how to 
> stop it?

with "fg" and the number the shell returns after you placed the
process in the background. Let's say:

$./a.out &
[1] 27537

fg %1

-- Here the shell will bring the process to the foreground --

Now you can stop it with Ctrl-c for instance.


Cheers

>
> Thanks
>
>
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