From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 32207 invoked from network); 7 Mar 2023 17:34:59 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 7 Mar 2023 17:34:59 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 17996411F2; Wed, 8 Mar 2023 03:34:58 +1000 (AEST) Received: from relay05.pair.com (relay05.pair.com [216.92.24.67]) by minnie.tuhs.org (Postfix) with ESMTPS id D6C18411F0 for ; Wed, 8 Mar 2023 03:34:53 +1000 (AEST) Received: from orac.inputplus.co.uk (unknown [87.112.122.222]) by relay05.pair.com (Postfix) with ESMTP id BD5BE1A26FA for ; Tue, 7 Mar 2023 12:34:52 -0500 (EST) Received: from orac.inputplus.co.uk (orac.inputplus.co.uk [IPv6:::1]) by orac.inputplus.co.uk (Postfix) with ESMTP id D94B421C9B for ; Tue, 7 Mar 2023 17:34:51 +0000 (GMT) From: Ralph Corderoy To: coff@tuhs.org MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 In-reply-to: References: <8d1de5c8-1f34-3d37-395d-0f1da7b062ec@spamtrap.tnetconsulting.net> <20230307014311.GN5398@mcvoy.com> Date: Tue, 07 Mar 2023 17:34:51 +0000 Message-Id: <20230307173451.D94B421C9B@orac.inputplus.co.uk> Message-ID-Hash: Z2E5Y7F2TSVD6ZVRBO34ELZYRWK7FKIW X-Message-ID-Hash: Z2E5Y7F2TSVD6ZVRBO34ELZYRWK7FKIW X-MailFrom: ralph@inputplus.co.uk X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [COFF] Requesting thoughts on extended regular expressions in grep. List-Id: Computer Old Farts Forum Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: SGkgRGFuLA0KDQo+IEknbSBzdXJlIHRoYXQgd2l0aCBlbm91Z2ggZWZmb3J0LCBpdCBfaXNfIHBv c3NpYmxlIHRvIG1ha2UgYSA1MEsgUkUNCj4gdGhhdCBpcyB1bmRlcnN0YW5kYWJsZSB0byBtZXJl IG1vcnRhbHMuICBCdXQgaXQgYmVncyB0aGUgcXVlc3Rpb246IHdoeQ0KPiBib3RoZXI/DQoNCkl0 IGNvdWxkIGJlIHRoZSBxdWlja2VzdCB3YXkgdG8gZXhwcmVzcyB0aGUgaW50ZW50Lg0KDQo+IFRo ZSBhbnN3ZXIgdG8gdGhhdCBxdWVzdGlvbiwgaW4gbXkgbWluZCwgc2hvd3MgdGhlIGRpZmZlcmVu Y2UgYmV0d2Vlbg0KPiBhIGNsZXZlciBwcm9ncmFtbWVyIGFuZCBhIHByYWdtYXRpYyBlbmdpbmVl ci4NCg0KSSB0aGluayB0aG9zZSB0d28gY2FuIG92ZXJsYXAuICA6LSkNCg0KPiBJIHN1Ym1pdCB0 aGF0IGl0J3MgdGltZSB0byByZWFjaCBmb3IgYW5vdGhlciB0b29sIHdlbGwgYmVmb3JlIHlvdSBn ZXQNCj4gdG8gYW4gUkUgdGhhdCBiaWcNCg0KV2h5LCBpZiB0aGUgZ3JhbW1hciBpcyB0eXBlIHRo cmVlIGluIENob21za3kncyBoaWVyYXJjaHksIGkuZS4gYSByZWd1bGFyDQpncmFtbWFyPyAgSSB0 aGluayBzdGlja2luZyB3aXRoIGNvZGUgYWltZWQgYXQgcmVndWxhciBncmFtbWFycywgb3IgbW9y ZQ0KbGlrZWx5IHJlZ2V4cHMsIHdpbGwgZG8gYmV0dGVyIHRoYW4sIHNheSwgYSBwYXJzZXIgZ2Vu ZXJhdG9yIGZvciBhDQp0eXBlLXR3byBjb250ZXh0LWZyZWUgZ3JhbW1hci4NCg0KQXMgd2VsbCBh cyB0aGUgbGV4KDEpIGZhbWlseSwgdGhlcmUncyBSYWdlbCBhcyBhbm90aGVyIGV4YW1wbGUuDQpo dHRwOi8vd3d3LmNvbG0ubmV0L29wZW4tc291cmNlL3JhZ2VsLw0KDQo+IDMuICBPcHRpbWl6aW5n IHJlZ3VsYXIgZXhwcmVzc2lvbnMuICBZb3UncmUgc3RpbGwgYm91bmQgYnkgdGhlIGtub3duDQo+ IHRoZW9yZXRpY2FsIHByb3BlcnRpZXMgb2YgZmluaXRlIGF1dG9tYXRhIGhlcmUuDQoNCldlbGws IHdlJ3JlIGJhY2sgdG8gdGhlIFJFIHYuIHJlZ2V4cCBhZ2Fpbi4gIC9eWzAtOV0rXC5qcGVnJC8g aXMgbWF0Y2hlZA0KYnkgc29tZSBlbmdpbmVzIGJ5IGZpcnN0IGNoZWNraW5nIHRoZSBsYXN0IGZp dmUgYnl0ZXMgYXJlIOKAmC5qcGVn4oCZLg0KDQogICAgJCBkZWJ1Z3BlcmwgLURyIC1lIFwNCiAg ICA+ICAgICAnIjEyMzU0Njc4OTAxMjM1NDY3ODkwMTIzNTQ2Nzg5MDEyMzU0Njc4OTAxMi5qcGci ID1+IC9eWzAtOV0rXC5qcGVnJC8nDQogICAgLi4uDQogICAgTWF0Y2hpbmcgUkV4ICJeWzAtOV0r XC5qcGVnJCIgYWdhaW5zdCAiMTIzNTQ2Nzg5MDEyMzU0Njc4OTAxMjM1NDY3ODkwMTIzNTQ2Nzg5 MDEyLmpwZyINCiAgICBJbnR1aXQ6IHRyeWluZyB0byBkZXRlcm1pbmUgbWluaW11bSBzdGFydCBw b3NpdGlvbi4uLg0KICAgICAgZG9pbmcgJ2NoZWNrJyBmYm0gc2NhbiwgWzEuLjQ2XSBnYXZlIC0x DQogICAgICBEaWQgbm90IGZpbmQgZmxvYXRpbmcgc3Vic3RyICIuanBlZyIkLi4uDQogICAgTWF0 Y2ggcmVqZWN0ZWQgYnkgb3B0aW1pemVyDQogICAgRnJlZWluZyBSRXg6ICJeWzAtOV0rXC5qcGVn JCINCiAgICAkDQoNCkJveWVyLU1vb3JlIHN0cmluZyBzZWFyY2hpbmcgY2FuIGJlIHVzZWQuICBD b21tb24tc3VicmVnZXhwLWVsaW1pbmF0aW9uDQpjYW4gc3BvdCByZXBldGl0aXZlIGZyYWdtZW50 IG9mIHJlZ2V4cCBhbmQgZmFjdG9yIHRoZW0gaW50byBhIHNpbmdsZSBzZXQNCm9mIHN0YXRlcyBh bG9uZyB3aXRoIHBhaXJpbmcgdGhlIHJvdXRlIGludG8gdGhlbSB3aXRoIHRoZSBhcHByb3ByaWF0 ZQ0Kcm91dGUgb3V0Lg0KDQpUaGUgbW9yZSByZWdleHAgZW5naW5lcyBhcmUgb3B0aW1pc2VkLCB0 aGUgbW9yZSBiZW5lZml0IHRvIHRoZQ0KcHJvZ3JhbW1lciBmcm9tIHN0aWNraW5nIHRvIGEgcmVn ZXhwIHJhdGhlciB0aGFuLCBzYXksIGFkIGhvYyBwYXJzaW5nLg0KDQpUaGUgdGhlb3J5IG9mIFJF cyBpcyBpbnRlcmVzdGluZyBhbmQgaW1wb3J0YW50LCBidXQgcmVnZXhwcyBkZXZpYXRlIGZyb20N Cml0IGV2ZXIgbW9yZS4NCg0KLS0gDQpDaGVlcnMsIFJhbHBoLg0K