Path: csiph.com!3.us.feeder.erje.net!feeder.erje.net!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Chet Ramey Newsgroups: gnu.bash.bug Subject: Re: Wrong command option in the manual examples Date: Mon, 23 Sep 2019 14:12:27 -0400 Lines: 20 Approved: bug-bash@gnu.org Message-ID: References: <20190923145943.GX28751@eeg.ccf.org> <59cf49b0-1292-b752-4fe8-8928fd558ebf@iki.fi> <38052651-6d67-6107-660c-707ca39ee00c@case.edu> <23726.1569247367@jinx.noi.kre.to> <16758.1569259485@jinx.noi.kre.to> <49989bf9-7c12-2670-de3f-20feead50a63@case.edu> Reply-To: chet.ramey@case.edu NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Trace: usenet.stanford.edu 1569262361 3340 209.51.188.17 (23 Sep 2019 18:12:41 GMT) X-Complaints-To: action@cs.stanford.edu Cc: chet.ramey@case.edu, bug-bash@gnu.org To: Robert Elz , Greg Wooledge Envelope-to: bug-bash@gnu.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; 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Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 In-Reply-To: <16758.1569259485@jinx.noi.kre.to> Content-Language: en-US X-Junkmail-Status: score=8/90, host=mpv3-2015.case.edu X-Junkmail-PrAS-Raw: score=8/90, refid=2.7.2:2019.9.23.173917:17:8.317, ip=, rules=DKIM_SIGNATURE, __HAS_REPLYTO, __HAS_CC_HDR, __MULTIPLE_RCPTS_CC_X2, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __SUBJ_ALPHA_END, __TO_MALFORMED_2, __TO_NAME, __TO_NAME_DIFF_FROM_ACC, __HAS_REFERENCES, __REFERENCES, __HAS_FROM, FROM_EDU_TLD, __HAS_MSGID, __SANE_MSGID, DATE_TZ_NA, __USER_AGENT, __MOZILLA_USER_AGENT, __MIME_VERSION, __IN_REP_TO, __CT, __CT_TEXT_PLAIN, __CTE, __REPLYTO_SAMEAS_FROM_ADDY, __REPLYTO_SAMEAS_FROM_ACC, __FROM_DOMAIN_IN_ANY_CC2, __REPLYTO_SAMEAS_FROM_DOMAIN, __DKIM_ALIGNS_1, __DKIM_ALIGNS_2, __ANY_URI, __URI_WITH_PATH, __URI_NO_WWW, __STOCK_PHRASE_24, __CP_URI_IN_BODY, __SUBJ_ALPHA_NEGATE, __URI_IN_BODY, __URI_NOT_IMG, __FORWARDED_MSG, __BODY_NO_MAILTO, __NO_HTML_TAG_RAW, BODYTEXTP_SIZE_3000_LESS, BODY_SIZE_800_899, __MIME_TEXT_P1, __MIME_TEXT_ONLY, __URI_NS, HTML_00_01, HTML_00_10, DKIM_ALIGNS, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 129.22.103.194 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: <49989bf9-7c12-2670-de3f-20feead50a63@case.edu> X-Mailman-Original-References: <20190923145943.GX28751@eeg.ccf.org> <59cf49b0-1292-b752-4fe8-8928fd558ebf@iki.fi> <38052651-6d67-6107-660c-707ca39ee00c@case.edu> <23726.1569247367@jinx.noi.kre.to> <16758.1569259485@jinx.noi.kre.to> Xref: csiph.com gnu.bash.bug:15421 On 9/23/19 1:24 PM, Robert Elz wrote: > Date: Mon, 23 Sep 2019 10:59:43 -0400 > From: Greg Wooledge > Message-ID: <20190923145943.GX28751@eeg.ccf.org> > > | But... there literally *is* a real standard for this. > > Hmm, yes, you're right. That suggests that -depth must be a System-V > invention (POSIX wouldn't have added a spec for an undocumented internal > operator from BSD...) It's in SVR2 (1984?), at least, and POSIX-1003.2d11 (1991) has it, without any mention of where it came from, so I assume POSIX picked it up from the SVID. The SVR2 page implies that it was added to support cpio. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/