Date: 06 May 1997 00:45:28 +0200 From: Wolfram Schneider <wosch@apfel.de> To: Zahemszky Gabor <zgabor@CoDe.hu> Cc: freebsd-questions@freebsd.org (FreeBSD questions) Subject: Re: test -f $shvar Message-ID: <p1iohap5yif.fsf@campa.panke.de> In-Reply-To: Zahemszky Gabor's message of Mon, 5 May 1997 10:27:06 %2B0200 (MET DST) References: <199705050827.KAA00520@CoDe.hu>
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Zahemszky Gabor <zgabor@CoDe.hu> writes: > > The programmer must check if the variable `shvar' is > > not empty. E.g.: > > > > test -n "$shvar" -a -f "$shvar" > > I don't know, why isn't it enough: This was a paranoid example. > test -f "$shvar" This should work too. > if the shvar is empty, the test is -f "", but (as I know) I cannot have a > file with null-length name, so it will be false. -- Wolfram Schneider <wosch@apfel.de> http://www.apfel.de/~wosch/
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