RE: Is this a scoping issue?

[jdarling@...]

Shouldn't you be calling yield() instead of resume(co)?

 - Jeremy

"Help I suffer from the oxymoron Corporate Security."


> -------- Original Message --------
> Subject: Is this a scoping issue?
> From: Lee Smith <wink@gettcomm.com>
> Date: Thu, March 16, 2006 11:41 am
> To: lua@bazar2.conectiva.com.br
> 
> I'm having some problems with a coroutine I create.  Here is the order 
> of things:
> 
> I create a lua_State and load 3 files into it, each containing its own 
> function as follows:
> 
> In file1:
> 
> function init()
>     print "init"
>     co = coroutine.create(process)
>     coroutine.resume(co)
> end
> 
> In file2:
> 
> function process()
>     print "yielding the coroutine"
>     coroutine.yield()
>     print "running again"
> end
> 
> In file3:
> 
> function callback()
>     print "resuming"
>     print(coroutine.resume(co))
> end
> 
> 
> Now, when I make a lua_pcall to init, the coroutine starts the process 
> function just like I would expect.  Once it yields, I run off and do 
> some stuff in my c code, and then pcall callback to wake the coroutine 
> back up.  However the call to resume is failing.  Here is my output:
> 
> init
> yielding the coroutine
> c++ - doing some work
> resuming
> false   cannot resume non-suspended coroutine
> 
> Any ideas as to where I've gone wrong?