Re: Is the Debian dependency system broken? (wget vs libgnutls-deb0-28)
On 2015-06-16 09:12:36 -0700, Russ Allbery wrote:
> There are a lot of really complex things you can do with versioning and
> cases where that version number is meaningful, but for the vast majority
> of libraries, I recommend not worrying about it and just always using some
> simple transform of the SONAME as the version for all symbols in the
> library. When you bump the SONAME, bump all the symbol versions. When
> you introduce a new symbol, use the SONAME as the symbol version.
>
> This is not strictly correct in that the symbol version doesn't correspond
> to a specific API (you're adding new symbols with the same symbol version
> as old symbols), but most of the functionality you lose is just meaningful
> error messages when running new binaries against too-old versions of the
> shared library. And it's way simpler to implement.
But can this be detected so that a versioned dependency of the shared
library can *automatically* be added when the binary packages are
generated, avoiding this problem?
--
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
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