Re: Program hangs with no output

David Given wrote:
> 
> Okay, I've been staring at this for hours now, and I've no idea what's
> going wrong. I'm pretty sure I'm doing everything right --- everything
> here is pretty straightforward C89, and the algorithms are dead simple,
> but it simply hangs solid using all the CPU about half-way through. It's
> not just slow --- I've let it run for a while and nothing whatsoever
> happens. Any suggestions?
[...]
> focus_t focus;
[...]
> static void updatechant()
> {
[... code which doesn't touch "focus" ...]
> }
> 
> int main(int argc, const char* argv[])
> {
>   int i;
[...]
>   do
>   {
>     for (i = 0; i < sizeof(spiritname)-1; i++)
>     {
>       focus.invocation = rot13(spiritname[i]);
>       updatechant();
>     }
>   }
>   while (focus.target == 0);
[...]

When will focus.target no longer be zero?

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>
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