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From: John Levine <johnl@taugh.com>
Newsgroups: comp.arch
Subject: Re: Continuations
Date: Mon, 15 Jul 2024 19:43:34 -0000 (UTC)
Organization: Taughannock Networks
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According to EricP  <ThatWouldBeTelling@thevillage.com>:
>> Airline reservation and credit card systems still work this way, and
>> have amazing transaction rates, like 1000 updates/sec to an individual
>> database record.
>
>In a classic state machine there is a loop around a CASE statement
>based on the current state number. The last thing each state case
>does is assign the next state number to jump to.

Right.  This is what we'd now call an event loop, with code
dispatched in response to external events like I/O completion.

-- 
Regards,
John Levine, johnl@taugh.com, Primary Perpetrator of "The Internet for Dummies",
Please consider the environment before reading this e-mail. https://jl.ly