Re: [gentoo-user] *** WARNING *** - upgrade to libxcb-1.4 (-r1) breaks your system

[Volker Armin Hemmann]

On Dienstag 15 September 2009, Helmut Jarausch wrote:
> On 15 Sep, Neil Bothwick wrote:
> > On Tue, 15 Sep 2009 09:58:58 +0200, Alan McKinnon wrote:
> >> The gods must be favouring me for a change. I'm completely unaffected
> >> by this upgrade :-)
> >
> > I had some breakage, but nothing significant. I only realised anything
> > was wrong because emerge @preserved-rebuild failed on most packages, so I
> > then RTFMed, ran the commands from that web page and all was fine.
> > Konqueror kept working fine, so I didn't need to remember how to work any
> > of the lynx variants.
>
> You must be very lucky to have such a fast machine.
>
> I'm following the recipe on
> http://www.gentoo.org/proj/en/desktop/x/x11/libxcb-1.4-upgrade-guide.xml
>
> which results in
>
> emerge -v1 -j4 x11-proto/xcb-proto x11-libs/libxcb
> emerge -v1 -j4 x11-proto/xproto x11-proto/xextproto x11-libs/libX11
>  x11-libs/libXext
>
> /usr/portage/x11-libs/libxcb/files/xcb-rebuilder.sh
>
> emerge -1 -j4 \
> $(for i in x11-proto/ x11-libs/libxcb x11-libs/libX11 x11-libs/libXext \
>            x11-libs/libX x11-libs/xcb-util x11-libs/cairo \
>            x11-libs/pango x11-libs/gtk+ gnome-base/libgnomeui \
>            x11-libs/qt-gui; do \
>     qlist -IC $i; \
> done) -v
>
> revdep-rebuild -L libxcb-xlib.so.0 -- -j4 --ask --keep-going
>
>
> This requires to rebuild 182 packages and proably several
> hours on a modern PC (Phenom II 4 cores)
>
> (this includes some not so tiny packages like gcc (2 slots)
> several gnome and kde libraries)
>
> (Sometimes, Gentoo is an expensive hobby)
>
> Helmut.
>

-j4?

if you want to give makeopts - that belongs into /etc/make.conf. I didn't even 
know that portage forwards those options