The following is not just a tutorial, but rather, an entire book (completely 
free of charge, avaliable online in HTML):

http://www.newriders.com/books/opl/ebooks/0735710430.html

Look in chapter 4. It has all the information about threads that you'll need 
to know :)

On Thursday 07 August 2003 12:13, Dale Kingston wrote:
> Ok now the tutorials that I could find, they both said that they wouldn't
> covert semaphore or metaphore(I think thats what it was called) You think
> you could give me a little example of how I would do that?
>
>
> ----- Original Message -----
> From: "Yun Zhou" <[EMAIL PROTECTED]>
> To: "Dale Kingston" <[EMAIL PROTECTED]>
> Cc: <[email protected]>
> Sent: Thursday, August 07, 2003 11:15 AM
> Subject: Re: Threads question
>
> > Your plan is workable, but boolean vairables are not commonly used when
> > it comes to syncing threads.
> >
> > This is where the semaphore(include pthread and semaphore.h, link with
> > -lpthread) comes into play. When game_loop_unix finishes a loop, make it
> > update a global data structure with all the data that the webserver needs
>
> to
>
> > know, then posts a semaphore, unblocking the webserver loop.
> >
> > On Thursday 07 August 2003 11:42, Dale Kingston wrote:
> > > Ok I've been wanting to do this for sometimes but I haven't known how
> > > to
>
> do
>
> > > it. And then with the resent mention of threads I figured this might be
>
> how
>
> > > I could do it. I have a web server attached with the mud. You can see a
>
> lot
>
> > > with it, skills, spells, Pcstores, can login write notes, and see who's
> > > online. Well for sometimes I've been wanting this in it's own process
> > > or thread. So I read some of the tutorials on how to use threads and
> > > I'm
>
> still
>
> > > a little confused at how I could use 1 thread to run the web server
>
> rather
>
> > > then a thread per request. Here's my idea tell me if I'm total wrong
>
> with
>
> > > my thinking.
> > >
> > >
> > >
> > > In game_loop_unix I have it called handle_webserver, and so that runs
>
> with
>
> > > each game loop which I would still like to preserver, so what I was
> > > thinking. Is make the thread for the handle_webserver at the end of our
> > > init_web server. Then make a two global bools for when it's to run it's
> > > update, and then like a web_down bool. Then do like game loop unix and
>
> have
>
> > > the handle do a while (!web_down) And then inside that have the other
>
> bool
>
> > > be like if (!update_web){continue;) then in the game loop unix have it
>
> flag
>
> > > that bool true each time it runs throung. And at the end of the
>
> handle_web
>
> > > have it flag it false.
> > >
> > >
> > >
> > > Would that work how I'm thinking where it would keep it in it's own
>
> thread.
>
> > > And that thread would process all the web server information? Or am I
>
> like
>
> > > total screwed up on my logic of how to have it work?


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