Subject: Re: (Incomplete) List of pkgsrc Improvements
To: Greg Troxel <>
From: Dieter Baron <>
List: tech-pkg
Date: 07/31/2007 14:38:09
On Tue, Jul 31, 2007 at 08:28:00AM -0400, Greg Troxel wrote:
>   1.4 fix open-ended dependencies
> I agree, but I think the problem is bigger than this.
> In using pkg_rolling-replace, I find that there are often needless
> rebuilds when a package is updated, e.g., from x.ynb1 to x.ynb2.  Here,
> there are no ABI changes, and there is no need to rebuild dependencies.
> For some updates, there aren't ABI changes, and for some there are, and
> it's hard to tell.
> ABI is more than shlib versions, althoug that's 99% of it in practice.
> So, I'd like to see an explicit ABI version, and to have way for 'make
> replace' to only set unsafe_depends if the ABI version changes.

  That is precisely what I suggested, I just called it differently:
When the ABI changes in a backwards incompatible way (for whatever
reason), we note that the package is no longer backwards compatible
with earlier versions.