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=0.2 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HTML_FONT_LOW_CONTRAST,HTML_IMAGE_ONLY_16,HTML_MESSAGE, MAILING_LIST_MULTI autolearn=no autolearn_force=no version=3.4.4 Received: (qmail 16841 invoked from network); 13 Mar 2023 15:48:55 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 13 Mar 2023 15:48:55 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 640C541579; Tue, 14 Mar 2023 01:48:52 +1000 (AEST) Received: from mail-ua1-x933.google.com (mail-ua1-x933.google.com [IPv6:2607:f8b0:4864:20::933]) by minnie.tuhs.org (Postfix) with ESMTPS id 32F4E4154D for ; Tue, 14 Mar 2023 01:48:47 +1000 (AEST) Received: by mail-ua1-x933.google.com with SMTP id ay14so2036002uab.13 for ; Mon, 13 Mar 2023 08:48:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ccc.com; s=google; t=1678722526; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Z1fXnqoAU18oEj9NQy/nOSDnrD+qzdptm1gpa8Nzf7s=; b=MZU0VgXomxP9OSpTPJW55IKG/1u5jad+j44viPXcWXYtu9bQ+l9dIX5V677wxoauUC 4RKpOZNO52AY9eDnYIS4Rgh3ukvxIUVaJWKEzlQ71apXp8O+1KR7U837jyoLsPLwjXpV 8HuMCBo7zxfDChUEQWU7LRQ2le8i9QI8bJjDM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678722526; 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=Z1fXnqoAU18oEj9NQy/nOSDnrD+qzdptm1gpa8Nzf7s=; b=D3KWLKcKi5U+m6965SeelNy7OEMu6IR6kyjT4tm8qBcVU9URGGMj/3UxJePehMttJs 6QWhr7j26dn4ZCmJ0mIPgEm21Y/9xqyDnSAKIAv/T3OlIEtqlkKaJBux8bDYaDx3XD2+ j/DJeIx2Qrdj3+CO6Gh70UUlv21nN/uVNXWCJ+USbY2yq6O/8SnJTqRitckOsvOSUE4n KXkYSlhZuya9aORr/sz9GVTXy1HwrQ3tDqW7uF+9TgcZjm7s/AIK60I6DEAgL2J/rwLP 19LAVZMT+60CCgm1BSipcgI5Jllx/UXAGpt6dBH4MpHV5YRN/vzMjbgVpK+exZ9Ksgpp YP+A== X-Gm-Message-State: AO0yUKUP9Vd/iJ3KIsGbRTRFYmN/qx/SyqB1OwkSqBurOZ/a2UMYz1F0 nHDx84GtLc41TthI4oUFCaHKDXmP7G2SkX0XPvYB0A== X-Google-Smtp-Source: AK7set+do/1fmN4/RB8zCNJCA9aLvQjmlV8BLaD7Ijlruf+lT2q71ciR3WgWoG3pkKls9zatqQ3E0D8fj9YjQ7mjYcY= X-Received: by 2002:ab0:4a5c:0:b0:68b:94c5:7683 with SMTP id r28-20020ab04a5c000000b0068b94c57683mr21654385uae.0.1678722526067; Mon, 13 Mar 2023 08:48:46 -0700 (PDT) MIME-Version: 1.0 References: <78FE1F5F-7408-4BB0-8D2E-62AA00465774@planet.nl> In-Reply-To: From: Clem Cole Date: Mon, 13 Mar 2023 11:48:20 -0400 Message-ID: To: Warner Losh Content-Type: multipart/alternative; boundary="000000000000d7e07305f6ca0be0" Message-ID-Hash: 6PRT3V3HZO4GAI6EY5EYFAAAJ3DIXDBE X-Message-ID-Hash: 6PRT3V3HZO4GAI6EY5EYFAAAJ3DIXDBE X-MailFrom: clemc@ccc.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: Paul Ruizendaal , "tuhs@tuhs.org" X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: virtual consoles / Alt-Fx List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --000000000000d7e07305f6ca0be0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Mon, Mar 13, 2023 at 11:41=E2=80=AFAM Warner Losh wrote= : > TOPS-20 had a way to attach and detach from a PTY. But they didn't keep > the state of the screen... programs did, but not the kernel. > That makes sense and is probably what I remember. The big difference when the 8/16 micros came along what the built-in display and thus the need to create a "terminal emulator." =E1=90=A7 --000000000000d7e07305f6ca0be0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Mon, Mar 13, 2023 at 11:4= 1=E2=80=AFAM Warner Losh <imp@bsdimp.c= om> wrote:
=C2=A0TOPS-20 had a way to attach and d= etach from a PTY. But they didn't keep the state of the screen... progr= ams did, but not the kernel.
That makes se= nse and is probably what I remember.=C2=A0 The big difference when the 8/16= micros=C2=A0came along what the built-in display and thus the n= eed to create a "terminal=C2=A0emulator."
3D""=E1=90=A7
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