From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id d01bbc65 for ; Thu, 11 Apr 2019 19:30:42 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 04F159508A; Fri, 12 Apr 2019 05:30:41 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id B3C8795075; Fri, 12 Apr 2019 05:30:13 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id 4DC4395075; Fri, 12 Apr 2019 05:30:11 +1000 (AEST) X-Greylist: delayed 1086 seconds by postgrey-1.36 at minnie.tuhs.org; Fri, 12 Apr 2019 05:30:09 AEST Received: from mx0b-0024d301.pphosted.com (mx0b-0024d301.pphosted.com [148.163.153.159]) by minnie.tuhs.org (Postfix) with ESMTPS id DC80795074 for ; Fri, 12 Apr 2019 05:30:09 +1000 (AEST) Received: from pps.filterd (m0101816.ppops.net [127.0.0.1]) by mx0a-0024d301.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x3BIxtcJ014689; Thu, 11 Apr 2019 15:09:49 -0400 Received: from acrbarmx05.acrisurellc.com (customer-74-204-12-115.host.ussignalcom.net [74.204.12.115]) by mx0a-0024d301.pphosted.com with ESMTP id 2rpnqm6qvb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Thu, 11 Apr 2019 15:09:48 -0400 Received: from ACRBARMX03.AcrisureLLC.com (10.1.240.100) by ACRBARMX05.AcrisureLLC.com (10.1.240.102) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 11 Apr 2019 15:09:47 -0400 Received: from ACRBARMX03.AcrisureLLC.com ([fe80::9498:fa96:3670:8b15]) by ACRBARMX03.AcrisureLLC.com ([fe80::9498:fa96:3670:8b15%24]) with mapi id 15.00.1367.000; Thu, 11 Apr 2019 15:09:47 -0400 From: William Corcoran To: Richard Tobin Thread-Topic: [TUHS] Unix filesystem semantics history - files with holes Thread-Index: AQHU8H9PEniGnQP8hk66maFfVUa2raY3U0Re Date: Thu, 11 Apr 2019 19:09:47 +0000 Message-ID: References: Erik E. Fair's message of Wed, 10 Apr 2019 19:37:05 -0700,<20190411155748.8791B255ADDC@macaroni.inf.ed.ac.uk> In-Reply-To: <20190411155748.8791B255ADDC@macaroni.inf.ed.ac.uk> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=bulkpolcyenabled_notspam policy=bulkpolcyenabled score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=673 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904110126 Subject: Re: [TUHS] Unix filesystem semantics history - files with holes X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: The Eunuchs Hysterical Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" U3BhcnNlIGZpbGVzOiDigJxUaGluIFByb3Zpc2lvbmluZ+KAnSB3YXkgYWhlYWQgb2YgaXRzIHRp bWUuICBDb21iaW5lZCB3aXRoIHRoZSBwYXRlbnRlZCBTVUlEOiBUaGUgVU5JWCBtYXJ2ZWxzIG5l dmVyIGNlYXNlLiAgDQoNCkl0IGp1c3QgZ29lcyB0byBzaG93IHRoYXQgYWxsIHRoaXMgbWFya2V0 aW5nIEJTIHRvdXRlZCB0b2RheSBoYXMgYWxyZWFkeSBiZWVuIGRvbmUgYmVmb3JlLiAgDQoNCg0K QmlsbCBDb3Jjb3JhbiANCg0KT24gQXByIDExLCAyMDE5LCBhdCAxMjozNiBQTSwgUmljaGFyZCBU b2JpbiA8cmljaGFyZEBpbmYuZWQuYWMudWs+IHdyb3RlOg0KDQo+PiBXaGVuIGRpZCB0aGUgVW5p eCBmaWxlc3lzdGVtIGFkZCB0aGUgc2VtYW50aWNzIGZvciAiZmlsZXMgd2l0aCBob2xlcyIgKGxh cmdlLA0KPj4gc3BhcnNlIGZpbGVzKT8NCj4gDQo+IEl0IHdhcyB0aGVyZSBpbiB0aGUgZmlyc3Qg ZWRpdGlvbjoNCj4gDQo+IGh0dHBzOi8vd3d3LmJlbGwtbGFicy5jb20vdXNyL2Rtci93d3cvcGRm cy9tYW41MS5wZGYNCj4gDQo+IFRoZSBGSUxFIFNZU1RFTSAoVikgbWFuIHBhZ2UgaW5jbHVkZXMg YSBsYXN0IHBhcmFncmFwaCBpZGVudGljYWwgdG8NCj4gdGhhdCBvZiBGSUxTWVMgKFYpIGluIHNl dmVudGggZWRpdGlvbjoNCj4gDQo+ICBJZiBibG9jayBiIGluIGEgZmlsZSBleGlzdHMsIGl0IGlz IG5vdCBuZWNlc3NhcnkgdGhhdCBhbGwgYmxvY2tzDQo+ICBsZXNzIHRoYW4gYiBleGlzdC4gIEEg emVybyBibG9jayBudW1iZXIgZWl0aGVyIGluIHRoZSBhZGRyZXNzIHdvcmRzDQo+ICBvZiB0aGUg dGhlIGktbm9kZSBvciBpbiBhbiBpbmRpcmVjdCBibG9jayBpbmRpY2F0ZXMgdGhhdCB0aGUNCj4g IGNvcnJlc3BvbmRpbmcgYmxvY2sgaGFzIG5ldmVyIGJlZW4gYWxsb2NhdGVkLiAgU3VjaCBhIG1p c3NpbmcgYmxvY2sNCj4gIHJlYWRzIGFzIGlmIGl0IGNvbnRhaW5lZCBhbGwgemVybyB3b3Jkcy4N Cj4gDQo+IFRoZSBmaXJzdCBlZGl0aW9uIGluZGlyZWN0IGJsb2NrcyB3ZXJlIGEgYml0IGRpZmZl cmVudCB0aG91Z2g6IGlmIHRoZQ0KPiBmaWxlIHdhcyBiaWdnZXIgdGhhbiA4IGJsb2NrcyAoNGtC KSwgYWxsIHRoZSBibG9ja3MgaW4gdGhlIGlub2RlIHdlcmUNCj4gKHNpbmdseSkgaW5kaXJlY3Qu DQo+IA0KPiAtLSBSaWNoYXJkDQo+IA0KPiAtLSANCj4gVGhlIFVuaXZlcnNpdHkgb2YgRWRpbmJ1 cmdoIGlzIGEgY2hhcml0YWJsZSBib2R5LCByZWdpc3RlcmVkIGluDQo+IFNjb3RsYW5kLCB3aXRo IHJlZ2lzdHJhdGlvbiBudW1iZXIgU0MwMDUzMzYuDQo+IA0K