strangest systems I've sent email from
cisin at xenosoft.com
Fri Apr 29 09:16:50 CDT 2016
>> And you do know what Apple MacOS was originally written in, don't you?
On Thu, 28 Apr 2016, Chris Hanson wrote:
> The original Macintosh System Software was almost entirely M68000
> assembly language.
> There were a couple parts of the original System Software that were
> written in Pascal, but by and large the space constraints of the 64KB
> ROMs and the 400KB floppy and the desire to eke every last cycle of
> performance out of the 8MHz CPU led to pervasive use of assembly.
> The APIs were defined in terms of both Pascal and assembly, which is
> what leads people to think that it was written in Pascal.
How much was based on Lisa? What was THAT written in?
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