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Re: Success (mostly) with the testsuite


From: Lars J. Aas
Subject: Re: Success (mostly) with the testsuite
Date: Fri, 20 Oct 2000 19:04:11 +0200
User-agent: Mutt/1.2.5i

On Fri, Oct 20, 2000 at 06:58:36PM +0200, Lars J. Aas wrote:
: Anyways, what would be really cool is to find a LHS expansion that would
: either expand to "set" or to "unset" depending on whether the variable was
: set or not.  I haven't been able to think of one, though.  Does anyone
: know it that could be done?
: 
: This trick is kind of cool, but it's the inverse of what I originally
: looked for:
: 
: if test ${VAR+un}set != unset; then
:   # VAR is set
: fi
: 
: and
: 
: if test ${VAR+un}set != set; then
:   # VAR is unset
: fi

I'm rambling - it doesn't work...  This works, though, I think :-/

if test not_${VAR+un}set = not_unset; then
  # $VAR is set
fi

  Lars J



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