problem with shell script

[Ryuichiro Hara]

(2011/01/12 23:01), Frank Bonnet wrote:
> Hello
>
> I'm in trouble with a simple shell script that give
> erroneous value when running ...
>
> If I run commands interactively everything runs well
>
> > ps ax | grep slapd | grep -v grep | wc -l
>       1
>
> If I run in the following shell script :
>
> #!/bin/sh
> SD=0
> SD=`ps -ax | grep slapd | grep -v grep | wc -l`
> echo $SD
>
> the result is 3 !!!
>
>
> Any info welcome !
>
> _______________________________________________
> freebsd-questions at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to 
> "freebsd-questions-unsubscribe at freebsd.org"

hello.

i would rather use pgrep(1);
pgrep -afl slapd

for just counting purpose,
pgrep -a slapd | wc -l
is enough. it should work as expected in `` output.