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From: "Buchbinder, Barry (NIH/NIAID) [E]" <BBuchbinder@niaid.nih.gov>
To: "cygwin@cygwin.com" <cygwin@cygwin.com>
Subject: RE: Little cygpath improvement request
Date: Sun, 16 Feb 2014 18:30:15 +0000
Message-ID: <6CF2FC1279D0844C9357664DC5A08BA224229D@MLBXV06.nih.gov>
References: <111910987.20140214222230@mtu-net.ru> <52FE6397.5010105@cygwin.com> <187072112.20140214234339@mtu-net.ru> <20140215125606.GM2246@calimero.vinschen.de> <1745533059.20140215225708@mtu-net.ru> <20140216120042.GP2246@calimero.vinschen.de> <40596392.20140216184131@yandex.ru> <20140216151107.GT2246@calimero.vinschen.de>
In-Reply-To: <20140216151107.GT2246@calimero.vinschen.de>
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Corinna Vinschen sent the following at Sunday, February 16, 2014 10:11 AM
>> >   NATIVE=$(cygpath -ml "$2" 2>/dev/null)
>
>And what's the problem with redirections?
>
>I fail to see the big difference between adding a redirection compared
>to adding an option character.

Some of us avoid redirections because we do it so rarely that getting it
correct becomes a long experimental process.

But as an alternative to redirection, one can test for an empty path.

if [ ! -z "$2" ] ; then NATIVE="$(cygpath -ml "$2")" ; fi

- Barry
  Disclaimer: Statements made herein are not made on behalf of NIAID.