bin/102184: the -n switch of the test command does not work

Florian Meister florian.meister at medienhaus.at
Thu Aug 17 13:20:26 UTC 2006


The following reply was made to PR bin/102184; it has been noted by GNATS.

From: Florian Meister <florian.meister at medienhaus.at>
To: Maxim Konovalov <maxim at macomnet.ru>
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 15:16:42 +0200

 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.


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