The Unix Heritage Society mailing list
 help / color / mirror / Atom feed
From: aps@ieee.org (Armando Stettner)
Subject: [TUHS] Oldest Unix source code still in modern systems
Date: Mon, 21 May 2012 11:43:10 -0400	[thread overview]
Message-ID: <9F28D643-765D-4A49-B6B5-61A293DA936F@ieee.org> (raw)
In-Reply-To: <alpine.NEB.2.01.1205210950390.4116@t1.m.reedmedia.net>

I would have suspected the oldest source code still existing in systems would be along the lines

/*
 * you are not expected to understand this.
 */

   :)

  aps


Sent from my iPad

On May 21, 2012, at 11:00 AM, "Jeremy C. Reed" <reed at reedmedia.net> wrote:

> On Mon, 21 May 2012, Warren Toomey wrote:
> 
>> I was doing a trawl of related Unix source trees, and found that some early
>> C code from around 2nd Edition Unix is still in OpenSolaris today:
>> 
>> http://minnie.tuhs.org/cgi-bin/utree.pl?file=V2/cmd/if.c
>> 
>> Choose: Compare this file to OpenSolaris_b135/cmd/fmli/sys/test.c
>> and then click on the Side Scroll or the Printable button.
>> 
>> There's about 15 lines of code in common between the 2 files.
> 
> Cool.  I recently did the same thing for BSD. 
> http://www.bsdnewsletter.com/2012/05/Features181.html
> Some examples of code that is mostly the same since the first Berkeley 
> distribution are: colcrt, expand, mkstr, and soelim. But a few others 
> still have some of the original ~1976-1977 code.
> _______________________________________________
> TUHS mailing list
> TUHS at minnie.tuhs.org
> https://minnie.tuhs.org/mailman/listinfo/tuhs
> 



  reply	other threads:[~2012-05-21 15:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-21  5:18 Warren Toomey
2012-05-21 15:00 ` Jeremy C. Reed
2012-05-21 15:43   ` Armando Stettner [this message]
2012-05-21 16:15     ` Michael Davidson
2012-05-22  7:35       ` Dave Horsfall
2012-05-21  7:45 arnold

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=9F28D643-765D-4A49-B6B5-61A293DA936F@ieee.org \
    --to=aps@ieee.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).