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=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 19274 invoked from network); 3 Apr 2022 00:39:03 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 3 Apr 2022 00:39:03 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id CBC8A9D708; Sun, 3 Apr 2022 10:38:54 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 5005F9D664; Sun, 3 Apr 2022 10:35:34 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=dartmouth.edu header.i=@dartmouth.edu header.b="Z0u2b/wF"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id B07BE9D664; Sun, 3 Apr 2022 10:35:30 +1000 (AEST) Received: from mail-wr1-f45.google.com (mail-wr1-f45.google.com [209.85.221.45]) by minnie.tuhs.org (Postfix) with ESMTPS id B29509D663 for ; Sun, 3 Apr 2022 10:35:29 +1000 (AEST) Received: by mail-wr1-f45.google.com with SMTP id u3so9387828wrg.3 for ; Sat, 02 Apr 2022 17:35:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dartmouth.edu; s=google1; h=mime-version:from:date:message-id:subject:to; bh=E+gZzu+ER4kAbhQU46VwWCRgEdejIVVp84eXgYhMmW8=; b=Z0u2b/wF+2U+Ce+dN3olPuEWCrRnxZSdcZZ/9EN5kUmfBuHEgDmOvc3fcYIlvMRKXM xoPxE86mE8fxIWVWNMcAW8a21fd4euvKsBREj6EBnlxabRRRKBTijdBTRmWamMzMCFEC Kpt1IdkEcDl4hmGTVM0RfZ5uZncgfDm5AZ+RojIq9PDTIzdprooRAdKfithFJaJjr0Cd ojMBfO4TuzzrW9vObrTkq0tZOL51M/ofCYmTNTqxPmM48He/MVEVEJMW5dGY2rNx14Nw jnCbt7QCosLiBSGcGfmVMVEp0TvQUf6M1zYevs01Lr4E8wpiR9SwSZMugpizJS2tiyI1 Y1GA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=E+gZzu+ER4kAbhQU46VwWCRgEdejIVVp84eXgYhMmW8=; b=b4wkcIBfoak78tmY6EXKOfKogYZnjFkQl7Vzo4VmMnQyq6+yot3CWtW0aaRTyRitSO nmm07TuuiyTgEIzmYpsOjxGTbE7TtlxmLqvTb7SqX1dwF7Jqzdv+gQ9CV0lcFJ6+nbw2 Tt9uUKL2UAQYXRON4FeAr2SC06NwXgjQSewJCadRo9+pgHDwPhjKGFASIjxlBfJL8HiM PWHrpQWMJQhlTnVKfErjvxivSDM9ewBo5juGA06DjjInmF5SOyPWLc1b+NJlpH0LMVI/ hvwidW96dFNaWut7bd+3SDnYhXZAtTY3j19vT8ZR0G9Gqyz2rKQxmqAbgD29YLXP7H+D xm2g== X-Gm-Message-State: AOAM533R8XPP20IZh51UGYqZu5uWYkJ3wupp443/evCD665D/rA2lAAb iX/B60clEp+XjLbj1EqHsIRGsWYBiXdyHIxRzFuW9n3a1LFdLQ== X-Google-Smtp-Source: ABdhPJxNhbW4sgSvPhgtPryE4FApxk4Drx4GQJNbCe6uUMlkUSTi1MU/qfyWjl/jOHwMdr1fjpmekYwwCjDjVjMUjGU= X-Received: by 2002:a5d:6d8a:0:b0:204:909:2d9a with SMTP id l10-20020a5d6d8a000000b0020409092d9amr12876703wrs.435.1648946127803; Sat, 02 Apr 2022 17:35:27 -0700 (PDT) MIME-Version: 1.0 From: Douglas McIlroy Date: Sat, 2 Apr 2022 20:35:12 -0400 Message-ID: To: TUHS main list Content-Type: text/plain; charset="UTF-8" Subject: Re: [TUHS] A Reiser tour do force 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: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" > Does {Reiser's bitblt replacement] exist for the rest of us to study? A not-very-thorough search at tuhs turned up V9/jerq/src/lib/j/bitblt.c It appears to be a pre-Reiser bitblt, not what was asked for. But weighing in at over 800 lines of C, it vivifies the challenge that Reiser met in half the space. Doug