[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: why is grep behaving this way ?



-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 03/05/07 12:47, Kevin Ross wrote:
>> Yes,
>>
>>  There are lots of alternatives
>>  like :
>>  who | grep `id -un`
>>  who | grep bhasker
>>  or even i tried to do this !!!
>>  who > a
>>  grep `logname` a
>>  that WORKS !!!!
>>  ONLY this command "who | grep `logname`" does not work !
>>  WHY ?
>>
> 
> Here's another workaround:
> 
> NAME=`logname`;who|grep $NAME

Defensive programming!

NAME=`logname` && who|grep $NAME

> 
> 
> 

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)

iD8DBQFF7GyVS9HxQb37XmcRAjCpAJ9HabvHbgRYDqmSo0wxUwMoN935pwCfWiGc
uSpLLw2HQrcz9XIxXRRrfsA=
=sSPG
-----END PGP SIGNATURE-----



Reply to: