apple s first UNIX

lethe

Registered
there was post on /. to a neat article about apples first UNIX A/UX. this one is a bona fide UNIX, direct child of SVR3. so it is a real UNIX, unlike OSX. made for the m68k processors, it had some really neat features, and had a GUI that the system finder, so the GUI was identical to MacOS. it had a lot of innovative features, but wasn t marketed very strongly by apple, and was put into the grave by the switch to the PPC architecture.

check it out, it s pretty neat
 
We have had a number of topic on A/UX, it really is a fun OS (though I mainly use mine to run apps that need System 7 to run). We had a nice thread on it a few months back, you can find it here.

It should be noted that it was not Apple's marketing of A/UX that killed it, it was the $800 price tag.

Interesting notes from the article:

By Semi-Anonymous
As an aside, OS X doesn't use X11. Its GUI is based heavily on on the 'Display Postscript' system used by the NeXT Computer NeXTStep and OpenStep operating systems. (Sun Microsystems also offered a GUI based upon similar technology once, called 'NeWS' but it lost out to X11 in the long run.)

During the period between the release of Mac OS X Server 1.0 and Mac OS X Developers Preview 3, Apple developed Display PDF that replace Adobe's very expensive Display Postscript. And Sun uses Display Postscript in it's systems still (at least the CDE environment), and I get a nice Adobe logo at sign in on my Solaris systems.

Also S-A seemed to miss the fact that MacX was a X Window System client for the Mac OS, which Apple was selling at least through 2000 when I bought my latest copy from them for $175.00 (MacX 2.0). In the case of A/UX, you have the server on the same system, but with a regular Mac you would access a UNIX system via a network to run X-apps in MacX.

And here is a shot of my Quadra 700 running A/UX
 

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i read the thread you posted. thanks it was interesting. i suppose i should have checked to see if such a thread was here already before starting a new one. whoops

i have been learning a lot about UNIX in the last few years, first when i went to school, and we had to program on solaris and irix. quick intro to the command line, telnet, gcc, java, emacs, vi. all the goodies. then a few years ago i started really fooling around with linux. i became interested in the theory of kernels (from a layman s perspective). i especially like the arguments of the microkernel vs the monolithic kernel. so you can imagine how great i thought it was when a year ago, apple replaced their OS with one that has an open source (approximately) microkernel, BSD underpinnings, and a cool appl frontend. i have been an apple user since the earliest days. and i really find a lot to like about the open source movement, which came into it s own with RMS and linus, but if you think about it, UNIX was the first open source OS: they licensed the entire source to whoever wanted it, and that is the main reason it grew to the popularity it did.

so my point is, i am learning to like the UNIX OS, and i have seen several of its manifestations, and it now runs on all my computers in some from or another. UNIX really seems to be the only sensible choice for an OS these days (i won t debate what form of UNIX), and i just want to talk a bit about what else there is besides UNIX.

there is a new OS out there that purports to be the successor of UNIX. created by the people who created UNIX (bell labs, and ken is on the team), but it s more like UNIX done right. not a UNIX derivative, but a new OS designed from the ground up, with networking, distributed computing and security in the design from square one.

i am speaking of plan 9, the new OS from the guys who brought us UNIX in the first place. i have heard from some people that know more than i, various things like: that it is way ahead of its time, that it is UNIX done right, finally, that it is the most advanced OS in the world (all due respect to OSX). i have looked at the website, and it seems pretty neat. but i don t really understand why it should be considered so neat. rio looks cool, and glenda is sure cute though. is rio based on X? is it a new way of doing windowing? i don t know


i d like to try plan 9 on my machine one of these days. but it seems like you won t get much out of it by using it on a PC.

in the end i think that change will be very hard to bring about. i would like to think that the mach kernel will replace the linux kernel because of its merits, but mostly i know that the installed user base is going to be firmly entrenched, and the HURD will never make a dent. and i know that plan 9 will not oust UNIX from its niche either. there has to be some specific economic advantage or obvious incentive to change technologies. people usually don t change technologies willingly. that s my opinion anyway.

has anyone on this forum tried plan 9? right now, my hardware isn t supprted, but all i need is a new video card, and i think i will be good to go. i do want to try it. i have tried the HURD. don t really have much to say about that experience though. still looks like UNIX to me/

so what do you think of it? i considered making this question a new thread, but i suppose that wouldn t really be appropriate in a forum dedicated to OSX. (i don t understand why we have a windows forum here, either).
 
I actually haven't heard that much about Plan 9, so thinks for the link (I love new things to study up on).

Oh, and I've never been a big fan of finding old threads on topics (specially if they are very long threads) because post can get completely lost in them. I think the thread I pointed out was like 5 or 6 months old, I think a fresh thread was in order here. :D

Looks like I have some reading to do now. Thanks.
 
check out also this link. it s a little outdated, but still cool. and see if you can find screenshots of mothra, the now defunct web browser for plan 9
 
Plan 9 certainly looks interesting. I think the fact that it's essentially made to be distributed from the ground up quite spectacular. There are many good things about such a distributed model, if a node (or in this case, a computer) crashes, the idea is that the resources handled by the node would be available (replicated) elsewhere - thus the integrity of the system would never be compromised.

However, Plan 9 doesn't seem like a derivative of UNIX at all, it seems to be created from scratch.

-B
 
well, i had intended to make that clear from my post. plan 9 is not at all derived from UNIX. it is created "from scratch" (inasmuch as the people who developed it have been UNIX developers previously, can we call it from scratch)

it is not based on UNIX code. it does not use UNIX principles of hardware interaction and user privileges. it is quite different. i brought it up in the context of all that UNIX talk, not because i thought it was related to UNIX, but because since UNIX seems to be the only OS left to talk about anymore, i just wanted to bring in a new subject. what comes after UNIX? can we really believe that UNIX will be the OS for the next 30 years, like it has bee for the previous 30? perhaps it will be, but it may need a huge revision.

what i am really looking for is to hear the opinions on this OS from some hardcore UNIX oldschoolers. i hope they check in on this thread...
 
did microsoft once have a UNIX? wasn t it called XENIX? that must be something they would like to forget, considering their current stance
 
Originally posted by phatsharpie
Plan 9 certainly looks interesting. I think the fact that it's essentially made to be distributed from the ground up quite spectacular. There are many good things about such a distributed model, if a node (or in this case, a computer) crashes, the idea is that the resources handled by the node would be available (replicated) elsewhere - thus the integrity of the system would never be compromised.

However, Plan 9 doesn't seem like a derivative of UNIX at all, it seems to be created from scratch.

-B
plan 9 still exists and can be downloaded for free, info can be found at www.freeos.com
it is jsut x86 though
 
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