Re: OK to bump soname for a lesser-used library?

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On 03/05/2013 07:59 AM, Adam Jackson wrote:
> On Mon, 2013-03-04 at 14:07 -0800, Josh Stone wrote:
> 
>> So given that this library's use is pretty well contained, might it be
>> OK to go ahead and update in F18?
> 
> Yeah, that's fine.
> 
> In the future, consider following the glibc pattern of fixing the soname
> for all but truly-world-breaking changes, and using symbol versions to
> annotate API additions.  That way a package that uses an API introduced
> in dyninst 8.2 will get an rpm Requires for foo.so(dyninst-8.2)(64bit),
> which will make yum automatically search for a sufficiently new dyninst
> package without breaking the soname.

Is that feasible for C++ APIs?  I mean, it might be possible if you're
*really* careful about hiding class changes, but this project is not
structured that way.

> Minor numbers really do not belong in sonames, for this exact reason.
> Every soname string is essentially a unique major version number.

Well, "minor" is relative, and upstream is consciously choosing not to
preserve ABI in this release, so the soname change is appropriate.

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