From mboxrd@z Thu Jan 1 00:00:00 1970 From: cym224@gmail.com (Nemo) Date: Mon, 6 Mar 2017 14:24:42 -0500 Subject: [TUHS] Source code abundance? In-Reply-To: References: <23bbfb06-2de6-a9e1-0786-3f46d17c1192@kilonet.net> <20170306153317.GA23881@indra.papnet.eu> Message-ID: On 6 March 2017 at 13:00, ron minnich wrote: > On Mon, Mar 6, 2017 at 8:21 AM Dan Cross wrote: >> >> I once heard that some version of AIX was actually implemented in PL/I. I >> strongly doubted that, and no one's mentioned it so I assume that's >> apocryphal? It would be so distinctive that I can't imagine someone NOT >> mentioning it if it were the case. > > I spent about 6 years working with IBM and U. Penn on AIX and nothing of > that was ever mentioned by anyone. It sounds like a myth. Also, they would have used PL/S or PLMP or somesuch (https://en.wikipedia.org/wiki/IBM_PL/S #6-). Interesting, over the years, IBM has used numerous languages for their various OS systems (http://dl.acm.org/citation.cfm?id=226253 that, granted, has no UNIX in it). N.