Date: Wed, 07 Jul 2010 21:58:53 +0400 From: Anonymous <swell.k@gmail.com> To: Doug Barton <dougb@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, Benedict Reuschling <bcr@FreeBSD.org>, src-committers@freebsd.org Subject: Re: svn commit: r209772 - head/usr.bin/getopt Message-ID: <86zky3897m.fsf@gmail.com> In-Reply-To: <4C34BDF7.1020201__3943.14767695523$1278525000$gmane$org@FreeBSD.org> (Doug Barton's message of "Wed, 07 Jul 2010 10:48:39 -0700") References: <201007071744.o67Hi9IU059462@svn.freebsd.org> <4C34BDF7.1020201__3943.14767695523$1278525000$gmane$org@FreeBSD.org>
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Doug Barton <dougb@FreeBSD.org> writes: > On 7/7/2010 10:44 AM, Benedict Reuschling wrote: >> Author: bcr (doc committer) > >> -for i >> +while true; >> do > > If this is intended to be an sh scripting example a better way to write > that is: > > while : ; > > You can't guarantee that "true" will always be available and do what you > expect, whereas the ':' operator is a shell builtin. Isn't `true' shell builtin as well? $ type true true is a shell builtin
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