Gentoo Archives: gentoo-science

From: "François Bissey" <fbissey@××××××××××××.nz>
To: gentoo-science@l.g.o
Subject: Re: [gentoo-science] [PATCH 00/10] alternatives-2.eclass updates
Date: Tue, 21 Jan 2014 21:26:51
Message-Id: d6ce20df8d6e320502ed24eeebcefc53@slingshot.co.nz
In Reply to: Re: [gentoo-science] [PATCH 00/10] alternatives-2.eclass updates by justin
1 On 2014-01-22 10:21, justin wrote:
2 > On 21/01/14 18:04, Sébastien Fabbro wrote:
3 >> * given the number of bugs, we should keep the linking to the
4 >> reference
5 >> names libraries, so we could eselect providers without re-compiling
6 >> all
7 >> reverse dependencies. We could do this in the open sourced providers
8 >> by
9 >> changing the soname of the libraries we compile, and in the binary
10 >> ones
11 >> (mkl,amcl...) with a link script generated library.
12 >
13 > I don't get this point. Why do we need to play around with sonames?
14 > Doesn't this bring more problems and maintainer burden then letting the
15 > consumer recompile reverse dependencies? Are the libs all ABI
16 > compatible?
17 >
18 All libs are supposed to be ABI compatible. For soname look at my
19 previous post.
20 If you want to interchange libblas on the fly you need to have the same
21 soname
22 for the library.
23
24 Francois