From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: from minnie.tuhs.org (minnie.tuhs.org [IPv6:2600:3c01:e000:146::1]) by inbox.vuxu.org (Postfix) with ESMTP id F0E9D25CA5 for ; Mon, 4 Mar 2024 05:18:32 +0100 (CET) Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 935F443605; Mon, 4 Mar 2024 14:18:28 +1000 (AEST) Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) by minnie.tuhs.org (Postfix) with ESMTPS id B7690432A7 for ; Mon, 4 Mar 2024 14:18:22 +1000 (AEST) Received: by mail-pj1-x1035.google.com with SMTP id 98e67ed59e1d1-29ae4c7da02so2476012a91.2 for ; Sun, 03 Mar 2024 20:18:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1709525902; x=1710130702; darn=tuhs.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=uyk0MsK6wchWsZdD0K746z7yt5jcw+YmyrfvdmjndsE=; b=e5sCkFqAmclqoVhl5SUKONzrF/FSqP7TrflQ3XF96CsNRPDUEqeP/HvEVpyI1uaszX BiIdVVWL9R4pVtStglXkQ+AWopkiSJFhqCm+yXVXh2OXVw5ezQCo/7uD/Opdois4OHDB jWeTayeuO0th5Flpt+9PpjZSd7rBzBS4f2tg0+X0qfNU1DiBjdMVFAr8GniesH6eXuSt yHk6QfYdOTBTturNvrE4oQWuOS6PuNPcb/I4Aiu7O2/F+6oqctQbkNCkOVXVwKdSIUdM /sMnqx6YpFX4F2p/W0ZFFUTupTkTy2vnnGAq0gzl/KfqSiHxMqZeAqQD2gaqDBewnhfw +FBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709525902; x=1710130702; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=uyk0MsK6wchWsZdD0K746z7yt5jcw+YmyrfvdmjndsE=; b=tShLIq8rdc7fOWCqnWZEvW6MBQtPRXW5xJl8Gj82x6t5FCQ0dmCXhSqhK3o8VnJHUx QXO8ZRPjqPCxDWYrBlTsLGOL7fVHk/bG+lat4mvmOt8SsCRQOVzGwht+NrJknGlmyT8M xiu7+nM/GRqzd+qpGheKEDtZkgpEaSPXpj8rdFLm1BObv0CgBQ3sjSVXi+r2B0d4jOhe TTmVe6hN79f+RD6PO1W1+j0+8COro5Q78+7QJ+YguvlYdpHC3kXGoXu8a5zSTtUlZxOr hg0vFigclyM9skfVoEppLBf4w044zmAVXhkeNtePA+uu+e/v5TbfXd/n/a8ucyyoW4qe C+lA== X-Forwarded-Encrypted: i=1; AJvYcCVaED0lvDiWx1l5Iyns5lYteKuf3VXqzNGSxNvyBAorvBISOqta1YhCUm3DfrOpyKHdJNvbSQeyvkrlqlO/ X-Gm-Message-State: AOJu0Yyy5qgpWGQ4fps5H8gxhplnFlRAI4plnNMXFWSb9ojzHdPJLF2B sEv4HJO1/kzRaVwD9pY2x1lIoZ6Na65fcqUtlyyNGCNvgjsk6KMuqph9SYdFR2exD/n0h62VpWS Xl3YsWlaIZDIXun6qb+jDdCf9LE4= X-Google-Smtp-Source: AGHT+IHcrjB5TYHfPJZP2rSjP1odtW3TXAUlLJiyEcIG6hWxXS4TA6oCaw+42mEJLOPi3gXOQZHSLs8AdBDMmP679Hs= X-Received: by 2002:a17:90a:f30d:b0:29a:6948:b0e3 with SMTP id ca13-20020a17090af30d00b0029a6948b0e3mr4806270pjb.28.1709525901794; Sun, 03 Mar 2024 20:18:21 -0800 (PST) MIME-Version: 1.0 References: <13abd764-984a-4c9f-8e3e-b1eb7c624692@gmail.com> <20240304033845.GB5304@mcvoy.com> In-Reply-To: <20240304033845.GB5304@mcvoy.com> From: Rich Salz Date: Sun, 3 Mar 2024 23:18:11 -0500 Message-ID: To: Larry McVoy Content-Type: multipart/alternative; boundary="0000000000001c636e0612ce0469" Message-ID-Hash: 5A6UWZTXGHDTLGVC7PPMQCSNZO25IDS4 X-Message-ID-Hash: 5A6UWZTXGHDTLGVC7PPMQCSNZO25IDS4 X-MailFrom: rich.salz@gmail.com 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 CC: Marc Rochkind , Will Senn , TUHS X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: regex early discussions List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --0000000000001c636e0612ce0469 Content-Type: text/plain; charset="UTF-8" I remember being given a copy of grep source and seeing a char pointer written as "p[-1]" and it was an like a thunderbolt of understanding about C pointers. --0000000000001c636e0612ce0469 Content-Type: text/html; charset="UTF-8"
I remember being given a copy of grep source and seeing a char pointer written as "p[-1]" and it was an like a thunderbolt of understanding about C pointers.
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