Compiling OpenSSL shared libraries with custom name on Unix platforms

[Benjamin Kaduk]

On Tue, Jul 14, 2020 at 04:58:38PM +0200, shivaramakrishna chakravarthula wrote:
> Hi,
> 
> I have compatibility issues for my application with new versions of OpenSSL
> and I want to use the older version of OpenSSL with my application. So, I
> want to link my application with an OpenSSL library built with the custom
> name so that it works fine on all systems and I can be assured of using the
> desired OpenSSL version. I am using RPATH to locate the libraries in
> runtime and I want to make sure my libraries don't conflict with existing
> libraries.

How old is this "older version"?

The functionality you want sounds exactly like the "variant SONAMEs introduced
in commit https://github.com/openssl/openssl/commit/822b5e2645a99bea15329bd66c9723c7e7119cdb
but that's only in 1.1.0g and later.

-Ben