[csw-maintainers] GAR sanity check for a double variable assignment in build descriptions

[Sebastian Kayser]

Ben Walton wrote:
> Excerpts from Sebastian Kayser's message of Wed Mar 18 14:40:45 -0400
> 2009:
>> The following excerpt demonstrates what i mean:
>>
>> PATCHFILES = patch-foo.diff
>> PATCHFILES = patch-bar.diff
>>
>> yank&paste of the first line was used to produce the second and the
>> missing += makes the first patch file "vanish" for the build.
> 
> I don't think there is much you can do about this (although I'd love
> to find out I'm wrong),

Mhh, what about a perl/*sh script along the lines of checkpkg that reads
the build Makefile, searches all the = assignments and bails out or
warns when hitting an assignment with a LHS that had been seen before?

This script could be invoked as part of the GAR build process.

Sebastian