[distcc] gcc bootstraps with distcc

[Neil Booth]

Alexandre Oliva wrote:-

> Same here.  I've already fixed the bug that caused the duplication of
> <directory> entries, but I'll refrain from posting a revised patch for
> now, since we're still discussing other issues.
> 
> I'm thinking one way to handle it more efficiently would be to turn it
> into a #pragma.  Does this sound any better than the current
> <directory> hack?
> 
> #pragma GCC debugdir "/path/name"

This looks good at first glance.  I image we'd only accept it if
-fpreprocessed?

> Also, any thoughts on the interface of the dir_change callback?
> Should it take a const char *?  Should the callback have to strdup()
> the string itself, or may it just stick to whatever it is passed?

I would suggest passing a const char * (along with pfile).  The
client shouldn't assume the text lasts forever IMO.

Neil.