Subject:
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Re: The BrickOS Task Manager
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Newsgroups:
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lugnet.robotics.rcx.legos
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Date:
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Mon, 5 Jan 2004 01:45:29 GMT
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Viewed:
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3828 times
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In lugnet.robotics.rcx.legos, Michael Purvis wrote:
> In lugnet.robotics.rcx.legos, Bapt Denaeyer wrote:
> > pid_t my_thread;
> Hmm... it doesn't seem to recognize pid_t as a valid type. I have a document of
> the functions in brickOS that indicates execi returning an int. Which is it?
>
> > I think that's all you need to know ;-)
> Still confused... I'll post the poignant code:
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> pid_t rowthread;
> pid_t colthread;
[snip]
> This isn't the exact example I gave above, but it's something I thought I'd try
> as an experiment. The idea was that the two tasks would initialize and
> independently move two axis of a grid scanner... once they were both complete,
> the two global flags would register with the initial procedure. I included tm.c,
> but as I said, it's not registering pid_t as a type. And changing it to int
> gives a whole slew of type errors on the execi lines. ??
Hi Mike,
What version of BrickOS are you using? IIRC the correct type for thread IDs in
the current version is tid_t, not pid_t.
Also, I dunno if it was a typo, but you should include tm.h, not tm.c.
HTH
ROSCO
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Message is in Reply To:
 | | Re: The BrickOS Task Manager
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| (...) Hmm... it doesn't seem to recognize pid_t as a valid type. I have a document of the functions in brickOS that indicates execi returning an int. Which is it? (...) Still confused... I'll post the poignant code: pid_t rowthread; pid_t colthread; (...) (21 years ago, 5-Jan-04, to lugnet.robotics.rcx.legos)
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