On Sun May 31 2009, Kyle Hamilton wrote:
> They could also use $EUID == $UID == 0 to check the user ID, rather
> than relying on an external utility.
>
> ($EUID is the effective user ID, $UID is the real uid. Please see the
> bash man page for more info.)
>
I didn't want to re-design it. Just point out the
difference between an assignment and an equality
test.
Mike
> -Kyle H
>
> On Sun, May 31, 2009 at 6:05 AM, Michael S. Zick <open...@morethan.org> wrote:
> > On Sun May 31 2009, John Kane wrote:
> >> After painstakingly commenting everything out of all startup files, then
> >> added them back in, I found the cause of the
> >>
> >> "-bash: [: =: unary operator expected"
> >>
> >> error that has been occurring on all Linux servers since turning on LDAP
> >> TLS on INT.
> >>
> >> In the file:
> >>
> >> /etc/profile.d/krb5-workstation.sh
> >>
> >> The follow is causing the issue:
> >>
> >> if ! echo ${PATH} | /bin/grep -q /usr/kerberos/sbin ; then
> >> if [ `/usr/bin/id -u` = 0 ] ; then
> >> PATH=/usr/kerberos/sbin:${PATH}
> >> fi
> >> fi
> >>
> >>
> >> If I add " " around the backticked command, I the bash error goes away.
> >> Not sure who I need to open a ticket against :-)
> >>
> >
> > A more general solution would be:
> >
> > # Am I running as user 0 (root)?
> > uid=$(/usr/bin/id -u) 2>/dev/null
> > if [ $uid == 0 ] ; then
> >
> > Note the use of white space and the change from
> > an assignment to a test for equality.
> >
> > Usually, such problems get reported to the
> > distribution producer - they know who wrote
> > the script.
> >
> > Mike
> >> Thanks,
> >> John
> >>
> > ______________________________________________________________________
> > OpenSSL Project http://www.openssl.org
> > User Support Mailing List openssl-us...@openssl.org
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> >
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