[aclug-L] Re: script to kill

[Tom Hull <thull@xxxxxxxxxxx>]

glandix@xxxxxxxxxxxxxx wrote:
> 
> is there a way to grep out the pid of a process via bash script?
> basically what i want to do is write a script to start a program, BUT
> at the beginning of the script kill any current processes of that
> program.  is there a simple way to do this?  is there a program or
> script that will return only the PID of a process when given the name
> of the program?

$ ps -e | awk '$4==PROG{print $1}' PROG=init -

Just replace "init" with whatever program name you want. Note that you
may get multiple answers. If the intent is to run kill, this is fine:

$ kill -15 `ps -e | awk '$4==PROG{print $1}' PROG=killme -`

> jesse
> --
> <<<Linux lloydix 2.2.14 #1 Sat Jan 22 04:29:13 CST 2000 i586 unknown>>>
> 
> Oh my God!  Space aliens!  Don't eat me, I have a wife and kids!  Eat them.
> 
>                 -- Homer Simpson
>                    Treehouse of Horror VII
> 
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