[ccache] [PATCH] Some patches for Xcode support

[Joel Rosdahl]

On 2010-05-25 00:58, Bernhard Bauer wrote:
> Turns out, the -x option was overriding the language auto-detection
> based on the filename. I ended up rewriting the -x patch similar to
> the way you suggested to Dirk, so now it supports properly changing
> the language for preprocessed files, using a table mapping from file
> extension to language, and one mapping from language to preprocessed
> language (and it incorporates the first patch from my original mail).
> 
> You can find the patch at http://github.com/sheepmaster/ccache/commits/gcc_x .

Thanks! Applied with some additional polishing.

-- Joel