From mboxrd@z Thu Jan 1 00:00:00 1970 From: lm@bitmover.com (Larry McVoy) Date: Thu, 2 Feb 2012 05:49:20 -0800 Subject: [TUHS] Understanding the /bin, /sbin, /usr/bin, /usr/sbin Split In-Reply-To: References: <201202010926.q119QdMm007019@freefriends.org> Message-ID: <20120202134920.GT6205@bitmover.com> On Thu, Feb 02, 2012 at 01:35:58PM +0000, Tim Bradshaw wrote: > On 1 Feb 2012, at 09:26, arnold at skeeve.com wrote: > > > The Berkeley guys did NOT invent shared libraries. Shared libraries as > > we know them came originally from Sun, on SunOS 4.x for sure, possibly > > on SunOS 3.x. (Larry?) Many commercial vendors adopted the design (Ultrix, > > I think, and maybe others) and finally around 4.4 they found their way into > > "pure" BSD. > > 4. 3 may have had them but not in any version we had, so I'd guess not in a major release, anyway. I got there when SunOS 4.1 was being worked on and they were definitely in 4.0. 4.0 gave you shared libs, vnodes, mmap, there was a lot of good stuff in there. It actually worked by 4.1.1 which was probably my favorite SunOS release. -- --- Larry McVoy lm at bitmover.com http://www.bitkeeper.com