[gentoo-dev] Re: EAPI Changes

[Ryan Hill]

On Sun, 17 May 2009 15:19:17 -0600
Ryan Hill <dirtyepic@g.o> wrote:

> On Sun, 17 May 2009 23:00:21 +0200
> Arfrever Frehtes Taifersar Arahesis <arfrever.fta@×××××.com> wrote:
>
> > 2009-05-17 22:51:50 Ryan Hill napisał(a):
> > > On Sun, 17 May 2009 21:03:46 +0200
> > > Tiziano Müller <dev-zero@g.o> wrote:
> > > > So, unless you're doing a pkgmove
> > > > it's a dangerous thing since the PM can't reliably track reverse deps
> > > > when doing uninstalls since it has to use the vdb entry for that,
> > > > doesn't it?
> > >
> > > Since when do we track reverse deps for uninstalls?
> >
> > Portage supports `emerge --depclean ${package}` command which checks reverse dependencies.
>
> But it also checks link level dependencies as well, doesn't it?

halo ~ # grep chmlib /var/db/pkg/app-text/xchm-1.16/*
halo ~ # cat /var/db/pkg/app-text/xchm-1.16/NEEDED
/usr/bin/xchm libwx_gtk2u_aui-2.8.so.0,libwx_gtk2u_html-2.8.so.0,libwx_gtk2u_core-2.8.so.0,libwx_baseu_net-2.8.so.0,libwx_baseu-2.8.so.0,libchm.so.0,libstdc++.so.6,libgcc_s.so.1,libpthread.so.0,libc.so.6                                                                             
halo ~ # cat /var/db/pkg/app-text/xchm-1.16/NEEDED.ELF.2                                                                                    
X86_64;/usr/bin/xchm;;;libwx_gtk2u_aui-2.8.so.0,libwx_gtk2u_html-2.8.so.0,libwx_gtk2u_core-2.8.so.0,libwx_baseu_net-2.8.so.0,libwx_baseu-2.8.so.0,libchm.so.0,libstdc++.so.6,libgcc_s.so.1,libpthread.so.0,libc.so.6                                                                    
halo ~ # emerge --depclean -pv chmlib

Calculating dependencies... done!
>>> Checking for lib consumers...
>>> Assigning files to packages...
 * In order to avoid breakage of link level dependencies, one or more
 * packages will not be removed. This can be solved by rebuilding the
 * packages that pulled them in.
 *
 *   dev-libs/chmlib-0.39-r1 pulled in by:
 *     app-text/xchm-1.16
 *
>>> Adding lib providers to graph...
 -
Calculating dependencies... done!
  dev-libs/chmlib-0.39-r1 pulled in by:
    app-text/xchm-1.16

>>> No packages selected for removal by depclean




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