apt-pinning ?

[Bob Nielsen]

On Tue, Nov 23, 2004 at 01:17:19PM -0800, Lloyd D Budd wrote:
> On Mon, 22 Nov 2004 15:38:38 -0500, Brian Barr <barr at coastal.ufl.edu> wrote:
> 
> > I thought that was what apt-pinning was for?  Or is this not possible/desirable with Ubuntu? (...and if not, why?)
> > 
> > Link on howto apt-pin:
> > http://jaqque.sbih.org/kplug/apt-pinning.html
> 
> Hmm... I have tried apt-pinning specifically to make getting and
> updating eric(3) (Python IDE) easier .  I do not think I have
> installed many (any other than the limited depends for eric) other
> hoary packages , but now :
> 
> lloyd at laf:~ $ sudo apt-get upgrade
> Password:
> Reading Package Lists... Done
> Building Dependency Tree... Done
> The following packages have been kept back:
>   apache2-common apache2-mpm-prefork cupsys gaim libapr0 libcupsys2-gnutls10
>   libmagick6 libx11-6 x-window-system-core xbase-clients xfree86-common
>   xlibmesa-gl xserver-common xserver-xfree86 xterm xutils
> The following packages will be upgraded:
>   bogofilter cupsys-bsd cupsys-client gettext gettext-base groff-base
>   gs-common libc6 libc6-dev libc6-i686 libcupsimage2 libdps1 libgd1-noxpm
>   libgd2-noxpm libice6 libperl5.8 libpng10-0 libpq3 libsm6 libsmbclient
>   libssl0.9.7 libxaw7 libxext6 libxi6 libxml2 libxml2-python2.3 libxmu6
>   libxmuu1 libxp6 libxpm4 libxrandr2 libxt6 libxtrap6 libxtst6 libxv1
>   linux-image-2.6.8.1-3-k7 locales login lvm10 openssl passwd perl perl-base
>   perl-modules ppp python2.3-samba samba-common smbclient sudo xfonts-100dpi
>   xfonts-75dpi xfonts-base xfonts-scalable xlibmesa-dri xlibmesa-glu xlibs
>   xlibs-data xpdf xpdf-common xpdf-reader xpdf-utils zip
> 62 upgraded, 0 newly installed, 0 to remove and 16 not upgraded.
> Need to get 84.9MB of archives.
> After unpacking 6615kB of additional disk space will be used.
> Do you want to continue? [Y/n] n
> Abort.
> lloyd at laf:~ $ apt-cache policy bogofilter
> bogofilter:
>   Installed: 0.92.0-1ubuntu0.1
>   Candidate: 0.93.1-1
>   Version Table:
>      0.93.1-1 0
>         600 http://archive.ubuntu.com hoary/main Packages
>  *** 0.92.0-1ubuntu0.1 0
>         500 http://security.ubuntu.com warty-security/main Packages
>         100 /var/lib/dpkg/status
>      0.92.0-1 0
>         700 http://archive.ubuntu.com warty/main Packages
> 
> How do I easily keep *warty* updated now ?

In addition to pinning, you can set preferences to give warty a higher 
preference than hoary.  See man(5) apt_preferences.