Re: QNX bootstrap

[Ryo ONODERA <ryo_on%yk.rim.or.jp@localhost>]

Hi,

From: Jan Danielsson <jan.m.danielsson%gmail.com@localhost>, Date: Fri, 3 Jul 2015 22:37:46 +0200

> Hello,
> 
>    The attached diff makes it possible to bootstrap on QNX/x86 6.5.0SP1.
> 
>    The SA_RESTART hack is (essentially) what Foundry27 does.  Historical
> note: In earlier versions QNX headers did define SA_RESTART, but it
> didn't actually support it.  Also, I found a forum post which hinted
> that SA_RESTART is coming in QNX, so the limitation may be temporary.
> 
>    The tsort was causing problems, and it was suggested that it doesn't
> really do much nowadays, so it was removed.  (Semi-relevant reading for
> those who, like me, never encountered tsort before):
> http://stackoverflow.com/questions/13367377/how-do-i-determine-the-fastest-link-order).
> 
>    This patch does no more than what the subject says; it allows a
> bootstrap, but there's still work to be done.  Most notably, there are
> some issues with regards to C++ which causes a lot of breakage.  I'm
> working on it.

Thank you very much.
I have confirmed bootstrap success under QNX 6.5.0 SP1.

I will commit your patch soon.

> -- 
> Kind Regards,
> Jan

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