bin/102184: the -n switch of the test command does not work
Maxim Konovalov
maxim at macomnet.ru
Thu Aug 17 13:30:22 UTC 2006
The following reply was made to PR bin/102184; it has been noted by GNATS.
From: Maxim Konovalov <maxim at macomnet.ru>
To: Florian Meister <florian.meister at medienhaus.at>
Cc: bug-followup at freebsd.org
Subject: Re: bin/102184: the -n switch of the test command does not work
Date: Thu, 17 Aug 2006 17:21:39 +0400 (MSD)
On Thu, 17 Aug 2006, 15:16+0200, Florian Meister wrote:
> Hi Maxim,
>
> Maxim Konovalov wrote:
> > [...]
> > > > 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
> >
>
> what about that:
> --snip--
> tpextu02# set testvar="lala" ; [ -n $testvar ] ; echo $? ; echo $testvar
> 0
> lala
> tpextu02# set testvar="" ; [ -n $testvar ] ; echo $? ; echo $testvar
> 0
>
> --snap--
>
> I have printed out the $testvar at the end to ensure the the variable is set
> correctly.
> set testvar="lala" ; [ -n "$testvar" ] ; echo $? ; echo $testvar
0
lala
> set testvar="" ; [ -n "$testvar" ] ; echo $? ; echo $testvar
1
--
Maxim Konovalov
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