Date: Mon, 7 Dec 2015 14:12:17 -0500 From: Ed Maste <emaste@freebsd.org> To: Garrett Cooper <yaneurabeya@gmail.com> Cc: Ian Lepore <ian@freebsd.org>, Warner Losh <imp@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org> Subject: Re: svn commit: r291929 - head/tools/tools/nanobsd Message-ID: <CAPyFy2D-qMiSEZ3WA09rVcxC4QW42qWmV%2BEshcOOCFr=46hmKQ@mail.gmail.com> In-Reply-To: <5FA6DD6B-C70B-4E5A-BD04-5897B02E5FC8@gmail.com> References: <201512071024.tB7AOcjr094296@repo.freebsd.org> <1449512013.1358.6.camel@freebsd.org> <5FA6DD6B-C70B-4E5A-BD04-5897B02E5FC8@gmail.com>
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On 7 December 2015 at 14:07, Garrett Cooper <yaneurabeya@gmail.com> wrote: > > Warner's commit was good. There's a more bulletproof way to do this to make it more portable (in most cases, not all), but it would be overkill: > > [ "x$x" != x ] That construct is to support ancient shells that haven't been relevant for a very long time. It's not necessary today and only serves to confuse the reader.
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