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 E9DBE27AA4 for ; Fri, 8 Mar 2024 14:42:32 +0100 (CET) Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 7F68D43657; Fri, 8 Mar 2024 23:42:28 +1000 (AEST) Received: from mail-lj1-x22f.google.com (mail-lj1-x22f.google.com [IPv6:2a00:1450:4864:20::22f]) by minnie.tuhs.org (Postfix) with ESMTPS id 465F543656 for ; Fri, 8 Mar 2024 23:42:24 +1000 (AEST) Received: by mail-lj1-x22f.google.com with SMTP id 38308e7fff4ca-2d26227d508so25990331fa.2 for ; Fri, 08 Mar 2024 05:42:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1709905342; x=1710510142; darn=tuhs.org; h=to:subject:message-id:date:from:in-reply-to:references:mime-version :from:to:cc:subject:date:message-id:reply-to; bh=8dtNL5C5ltsUHxn/hqU9pN0U+k94z83xyDoyCPlXcwo=; b=aaT8UCzX7gsyAgB3uuQ6kXKBbvXKYPYZXzsoYBhUapmKqHwSnOPqOLyF80WrplQBtc N5ctMhejaTT0VIwgeLN97GWCn3ZVMgOBI+EcytEJcp8EhXw4LOLtFIxaBb8JWRwW/E77 ZXb5yrsQSNAnRy4dq4Sz1FqTqBN+4RJ44OfLJyJAS3GlEhfp7y6hCaIS29qDIEf6CGtL O1j3WJfpTRbIrOSJJtZ1nc0fC7kj0PMPHOiPlWThsa6eL2+9NPrdURuKKAC35sePKKJ0 /qvCozgmb4VLmjpmQDYQoY71Wq7+V83RshRXdJAaTYq4ZWN7JaI9e1JGWj4ivUOeYsP/ pajQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709905342; x=1710510142; h=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=8dtNL5C5ltsUHxn/hqU9pN0U+k94z83xyDoyCPlXcwo=; b=sM8FHL1sPf3qNNpPd/JpG6kdDwJEL5UVJrbZEhYx36JmBmVz1nAWWfiWRK4PGCOQIO TTNIRXJTwd5vYbpu9YRDAFEsbUIaOfLVep1ZqaAMqnJWNoed2QZ57dJsoqID5RzkH4RX tJBlB7dj46uXUWYkYtJwIGp5/qFpMGiDEl9Ht84A3IbYEHZTb4u2ZvzZs4VZw8VPuZXY A9mTO+TCxKlWdz0lju3BTDGwTsjpsIWLu7lmKgt6+6d2/2cdhW6t5chq4yUcwk4jaajh oXwREi6Qk8a3QJcK4X14IUHTRtXmDNiBMLZuwIxFduGmcHNF2MnsW10+o6xhW4+M/Lqa o3zg== X-Gm-Message-State: AOJu0YzdlOuGu2oYgK7UqyffunaYy7JvzPGzHrDCrNAEmVlp+BdG3eth qYtOgIDxjnc7IH2mnPB+HOsYJf4Kq/eFNwKNiLWnH5i4hnsUpythePe+DOG3Kfxy7gftUXbDn0S vfroUlLsYARV7kbUKdTs8Pbr0gjtYZ+Yk X-Google-Smtp-Source: AGHT+IEWWQRBDGM4Ztl5LZd+/Dgap7CgM+wl+hBo8LVEQxlNM1yavoRaFLCIPnZhUTqemsDzlEgk1jQthPiI0tGL+Sk= X-Received: by 2002:a2e:94d0:0:b0:2d4:ac1:5b35 with SMTP id r16-20020a2e94d0000000b002d40ac15b35mr3613165ljh.19.1709905341810; Fri, 08 Mar 2024 05:42:21 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Henry Bent Date: Fri, 8 Mar 2024 08:42:08 -0500 Message-ID: To: TUHS main list Content-Type: multipart/alternative; boundary="0000000000007f92d60613265c0d" Message-ID-Hash: WWNVFB7ME57ALVQ2JVMBXWMPCUZFBJUD X-Message-ID-Hash: WWNVFB7ME57ALVQ2JVMBXWMPCUZFBJUD X-MailFrom: henry.r.bent@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 X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: History of non-Bell C compilers? List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --0000000000007f92d60613265c0d Content-Type: text/plain; charset="UTF-8" On Thu, 7 Mar 2024 at 18:14, Tom Lyon wrote: > For no good reason, I've been wondering about the early history of C > compilers that were not derived from Ritchie, Johnson, and Snyder at Bell. > Especially for x86. Anyone have tales? > Were any of those compilers ever used to port UNIX? > As a slightly separate addendum, I'm curious about the slightly later history of compilers for commercial UNIX distributions. Were these derived from the Bell/BSD sources or were they "clean room" approaches? I'm thinking of SunPRO, IBM XL C, the MIPS compiler, DEC GEM, etc. -Henry --0000000000007f92d60613265c0d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
On Thu, 7 Mar 2024 at 18:14, Tom Lyon <= ;pugs78@gmail.com> wrote:
<= div class=3D"gmail_quote">
For no good reason, I've been wondering about the ear= ly history of C compilers that were not derived from Ritchie, Johnson, and = Snyder at Bell.=C2=A0 Especially for x86.=C2=A0 Anyone have tales?
Were= any of those compilers ever used to port UNIX?

As a slightly separate addendum, I'm curious about the= slightly later history of compilers for commercial UNIX distributions.=C2= =A0 Were these derived from the Bell/BSD sources or were they "clean r= oom" approaches?=C2=A0 I'm thinking of SunPRO, IBM XL C, the MIPS = compiler, DEC GEM, etc.

-Henry
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