Re: [boost] [system] Why is this not header-only?

From: Iulian M (eti_at_[hidden])
Date: 2007-04-05 06:12:06

On Thursday 05 April 2007, Kevin Yuan wrote:
> > 2007/4/4, Martin Bonner <Martin.Bonner_at_[hidden]>:
> > Static variable in an inline function.
>

Am I missing something or static variables in inline functions are considered 
BAD PRACTICE? 

> Yes, I agree. Something like:
>
> // st.h
> class st
> {
> private:
> 	st(){}
> public:
> 	static st* get_instance()
> 	{
> 		static st* inst = new st;
> 		return inst;
> 	}
> };

IIRC if get_instance() will be inlined and 2 translation units will have their 
own copy of get_instance() then there will be two st instances in the finall 
app... witch in case of a singleton is BAD.

ps: i only had 2 zips of coffee so i might be missing something ... 

-- 
Best Regards,
Iulian Margarintescu
http://www.erata.net
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