On 1/5/20 3:12 PM, Chris Hanson via cctalk wrote:
On Jan 5, 2020, at 7:02 AM, Liam Proven via cctalk <cctalk@classiccmp.org> 
wrote:

Sun *did* do a full port of OpenStep to Solaris, but while I know
people who saw it, I am not sure if it got a full commercial release.

Not quite! Sun was a participant in creating the OpenStep standard (the NS 
class prefix stands for “NeXT/Sun”) and *created their own implementation* of 
OpenStep for Solaris. (Just as GNUstep is an independent implementation of the 
OpenStep spec under the FSF umbrella, and OPENSTEP/Mach and OPENSTEP/Enterprise 
were NeXT’s implementations.)

OpenStep Solaris was released, both the user and developer environment, and you 
should be able to find them today and install them on Solaris 2.5 or later. I 
think OpenStep will run on everything through Solaris 7 or Solaris 8, but at 
some point it stopped working because it required Display PostScript in the 
window server.

I demoed OpenStep Solaris on top of CDE in my last exhibit at VCF PNW. It could be awkward trying to figure out where to look for application's menu. Just to make things extra ugly, I ran MAE (Macintosh Application Environment) at the same time.

I also have a SPARCstation 5 running OPENSTEP/Mach on SPARC.


Sun also bought a number of NeXTstep software houses, including
Lighthouse, but didn't release the code.

Indeed, that was post-OpenStep; they weren’t buying companies like Lighthouse 
to get a suite of applications for OpenStep Solaris, they were buying them to 
port their stuff to Java (since Java was based rather heavily on Objective-C, 
and some aspects of the Java frameworks’ designs on OpenStep).


Lighthouse was also the source for the Sun CEO who gets a lot of blame for the fall of Sun.

alan

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