On Wed, 2011-02-23 at 18:22 +0000, Roger Leigh wrote: > Yes, this might need rewording. Some people claimed it was useful for > backports, so if the backports buildds are using the aptitude resolver, > they could make use of the alternatives without any changes to > debian/control; maybe it could be better phrased, since it would > certainly work for self-built backports, or building on derivatives > etc.? yes, think of a package that can build against libfooN or libfooN+1, but only libfooN+1 is in unstable, and only libfooN is in stable. having a Build-Depends: libfooN+1-dev | libfooN-dev would be a very natural thing to do in this case. likewise in the case of a virtual libfoo-dev libfooN-dev, which would add forward compatibility in the case of libfooN+1-dev (providing a libfoo-dev). sean
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