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

[Florian Meister]

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 15:35:54 +0200

 hi maxim,
 
 >> set testvar="lala" ; [ -n "$testvar" ] ; echo $? ; echo $testvar
 > 0
 > lala
 >> set testvar="" ; [ -n "$testvar" ] ; echo $? ; echo $testvar
 > 1
 
 okay I see, but then there is a bug in the /etc/rc.d/jail script at line 
 167:
 
 --snip--
 if [ -n ${jail_interface} ]; then
     ifconfig ${jail_interface} alias ${jail_ip} netmask 255.255.255.255
 fi
 --snap--