Date: Thu, 17 Aug 2006 13:00:37 GMT From: Maxim Konovalov <maxim@macomnet.ru> To: freebsd-bugs@FreeBSD.org Subject: Re: bin/102184: the -n switch of the test command does not work Message-ID: <200608171300.k7HD0baA008210@freefall.freebsd.org>
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The following reply was made to PR bin/102184; it has been noted by GNATS.
From: Maxim Konovalov <maxim@macomnet.ru>
To: Florian Meister <florian.meister@medienhaus.at>
Cc: bug-followup@freebsd.org
Subject: Re: bin/102184: the -n switch of the test command does not work
Date: Thu, 17 Aug 2006 16:56:16 +0400 (MSD)
Hi Florian,
[...]
> >Description:
> test -n does not work. I always get a return code of zero, no
> matter if the variable has zero or more characters. I
> crosschecked it with the -z switch. This switch works with the
> same test-script.
Works for me:
$ /bin/test -n "aa"; echo $?
0
$ /bin/test -n ""; echo $?
1
$ export n="aa"; /bin/test -n "$n"; echo $?
0
$ export n=""; /bin/test -n "$n"; echo $?
1
> >How-To-Repeat:
> sample shell script:
> --snip--
> jail_interface="lala"
> if [ -n ${jail_interface} ]; then
> echo "interface: -$jail_interface-"
> fi
> --snap--
>
> try to replace the variable jail_interface with nothing - same
> result. If you replace -n with -z you get the expected results.
--
Maxim Konovalov
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