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From: "Le" <snelson1@llnl.gov>
Newsgroups: comp.lang.ada
Subject: Re: Palatable Windows IO using Ada
Date: 7 Apr 2006 12:21:11 -0700
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Date: 2006-04-07T12:21:11-07:00
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>You cannot read any device not knowing the size of input.

You referred to blocks & lines previously indicating that you
understood what was being referred to. I was speaking of byte sequences
which vary in *length*.

>> The ReadFile interface *is* blocking.  Overlap allows an app to come
>> back and see if it is done.

>Then it is rather a strange definition of "blocking." In my world blocking
>operation means that the execution thread gets blocked until its completes.
>The thread cannot go anywhere it that state.

Same universe that I am in... ReadFile blocks or times out.

In the future if you don't have an answer to the heart of the question
please resist the urge to wax pedagogical.