From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: tuhs-bounces@minnie.tuhs.org X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.1 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 5b8d7000 for ; Wed, 5 Sep 2018 15:42:58 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 8F14FA1A28; Thu, 6 Sep 2018 01:42:57 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 8A7E1A1A23; Thu, 6 Sep 2018 01:42:27 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id E5456A1A24; Thu, 6 Sep 2018 01:42:20 +1000 (AEST) Received: from mpv1-2015.case.edu (mpv1-2015.CWRU.Edu [129.22.103.226]) by minnie.tuhs.org (Postfix) with ESMTPS id 5780DA1A23 for ; Thu, 6 Sep 2018 01:42:20 +1000 (AEST) Received: from mpv6-2015.CWRU.Edu (EHLO mpv6-2015.case.edu) ([129.22.103.202]) by mpv1-2015.case.edu (MOS 4.4.7-GA FastPath queued) with ESMTP id ATY85631; Wed, 05 Sep 2018 11:42:10 -0400 (EDT) Received: from caleb.INS.CWRU.Edu (EHLO caleb.ins.cwru.edu) ([129.22.8.211]) by mpv6-2015.case.edu (MOS 4.4.7-GA FastPath queued) with ESMTP id CCK06358 (AUTH cpr); Wed, 05 Sep 2018 11:42:09 -0400 (EDT) To: Norman Wilson , tuhs@tuhs.org References: <1536159885.28857.for-standards-violators@oclsc.org> From: Chet Ramey Openpgp: preference=signencrypt Autocrypt: addr=chet.ramey@case.edu; prefer-encrypt=mutual; keydata= xsDiBEEOsGwRBACFa0A1oa71HSZLWxAx0svXzhOZNQZOzqHmSuGOG92jIpQpr8DpvgRh40Yp AwdcXb8QG1J5yGAKeevNE1zCFaA725vGSdHUyypHouV0xoWwukYO6qlyyX+2BZU+okBUqoWQ koWxiYaCSfzB2Ln7pmdys1fJhcgBKf3VjWCjd2XJTwCgoFJOwyBFJdugjfwjSoRSwDOIMf0D /iQKqlWhIO1LGpMrGX0il0/x4zj0NAcSwAk7LaPZbN4UPjn5pqGEHBlf1+xDDQCkAoZ/VqES GZragl4VqJfxBr29Ag0UDvNbUbXoxQsARdero1M8GiAIRc50hj7HXFoERwenbNDJL86GPLAQ OTGOCa4W2o29nFfFjQrsrrYHzVtyA/9oyKvTeEMJ7NA3VJdWcmn7gOu0FxEmSNhSoV1T4vP2 1Wf7f5niCCRKQLNyUy0wEApQi4tSysdz+AbgAc0b/bHYVzIf2uO2lIEZQNNt+3g2bmXgloWm W5fsm/di50Gm1l1Na63d3RZ00SeFQos6WEwLUHEB0yp6KXluXLLIZitEJM0gQ2hldCBSYW1l eSA8Y2hldC5yYW1leUBjYXNlLmVkdT7CYQQTEQIAIQIbAwYLCQgHAwIDFQIDAxYCAQIeAQIX gAUCRX3FIgIZAQAKCRC7WGnwZOp0q069AKCNDRn+zzN/AHbaynls/Lvq1kH/RQCgkLvF8bDs maUHSxSIPqzlGuKWDxbOwE0EQQ6wbxAEAJCukwDigRDPhAuI+lf+6P64lWanIFOXIndqhvU1 3cDbQ/Wt5LwPzm2QTvd7F+fcHOgZ8KOFScbDpjJaRqwIybMTcIN0B2pBLX/C10W1aY+cUrXZ gXUGVISEMmpaP9v02auToo7XXVEHC+XLO9IU7/xaU98FL69l6/K4xeNSBRM/AAMHA/wNAmRB pcyK0+VggZ5esQaIP/LyolAm2qwcmrd3dZi+g24s7yjV0EUwvRP7xHRDQFgkAo6++QbuecU/ J90lxrVnQwucZmfz9zgWDkT/MpfB/CNRSKLFjhYq2yHmHWT6vEjw9Ry/hF6Pc0oh1a62USdf aKAiim0nVxxQmPmiRvtCmcJJBBgRAgAJBQJBDrBvAhsMAAoJELtYafBk6nSr43AAn2ZZFQg8 Gs/zUzvXMt7evaFqVTzcAJ0cHtKpP1i/4H4R9+OsYeQdxxWxTQ== Message-ID: <8a4c50b5-bd1f-3778-5166-a0a886a59e31@case.edu> Date: Wed, 5 Sep 2018 11:42:09 -0400 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <1536159885.28857.for-standards-violators@oclsc.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Junkmail-Status: score=9/90, host=mpv1-2015.case.edu X-Junkmail-PrAS-Raw: score=9/90, refid=2.7.2:2018.9.5.152716:17:9.975, ip=, rules=__HAS_REPLYTO, __HAS_CC_HDR, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __SUBJ_ALPHA_END, __TO_MALFORMED_2, __TO_NAME, __TO_NAME_DIFF_FROM_ACC, __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_CC1, __FROM_DOMAIN_IN_ANY_CC2, __TO_IN_SUBJECT2, __REPLYTO_SAMEAS_FROM_DOMAIN, __ANY_URI, __URI_WITH_PATH, __URI_NO_WWW, __CP_URI_IN_BODY, __C230066_P5, __SUBJ_ALPHA_NEGATE, __MULTIPLE_URI_TEXT, __URI_IN_BODY, __URI_NOT_IMG, __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, BODY_SIZE_5000_LESS, IN_REP_TO, MSG_THREAD, __FROM_DOMAIN_IN_RCPT, __TO_REAL_NAMES, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 Subject: Re: [TUHS] Cryptic Unix Commands X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: chet.ramey@case.edu Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" On 9/5/18 11:04 AM, Norman Wilson wrote: > As an aside, why do modern kill and sh accept only the > abbreviated form of the signal name, not the full name; > e.g. kill -STOP is OK, kill -SIGSTOP an error? It's the standard: http://pubs.opengroup.org/onlinepubs/9699919799/utilities/kill.html#tag_20_64 "Historical versions of kill have not written the SIG prefix for the -l option and have not recognized the SIG prefix on signal_names." http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_28 "Implementations may also accept the names with the SIG prefix; no known historical shell does so." -- ``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/