[Pkg-openssl-devel] Re: Statement(s) on libssl situation desired

Florian Weimer fw at deneb.enyo.de
Mon Oct 17 19:24:00 UTC 2005


* Nathanael Nerode:

> Note the following apparent facts:
> * libssl0.9.7 and libssl0.9.8, if linked in the same binary, will cause 
> unpredictable failure due to symbol conflicts.
> * This could be fixed if libssl0.9.8 had versioned symbols, which it doesn't 
> yet.

Are you sure?  I think it's not too uncommon that other libraries
which depend on OpenSSL provide access to some underlying SSL
functionality, directly exposing public SSL interfaces.  The dependent
library typically does not provide a versioned ABI.  Now take two such
dependent libaries, and you might still need some kind of transition.

However, the scenarios in which a versioned OpenSSL library does the
right thing seems to be a strict superset of the non-versioned case,
so it might still be a win.  It doesn't seem to be the whole story,
though.



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