On Friday 03 Apr 2015 17:48:38 cov...@ccs.covici.com wrote: > Grant Edwards <grant.b.edwa...@gmail.com> wrote: > > On 2015-04-03, Walter Dnes <waltd...@waltdnes.org> wrote: > > > On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote > > > > > >> Hi, > > >> > > >> How does one know previously which packages will require 32 bit ABI ? > > >> > > >> I have two systems (among others) to consider: one is very simple, > > >> built using as fewer packages as possible, it is the development > > >> system for an embedded equipment, and it is 64 bit ABI only - no > > >> multilib; the other is a general purpose workstation, with lots of > > >> packages, and someday, by some forgotten reason, I needed to install > > >> emul-linux-* . > > >> > > > Can you attach your /var/lib/portage/world file to a post here? I > > > > > > assume you have nothing embarressing in it. Almost all applications > > > that used to require 32-bit emulation now run natively on 64-bit > > > no-multilib. I recently upgraded a 7+ year old machine from 32-bit > > > Gentoo to 64-bit-only Gentoo (no-multilib) and I don't have any apps > > > with problems as 64-bit only. > > > > The only two 32-bit apps I've run into on my various XFCE machines are > > grub-legacy (which requires a 32-bit ncurses lib), and acroread (which > > requires 100+ 32-bit libraries). > > hmmm, I have 7 emul-linux86 packages, but portage did not offer to > replace them when I checked today for a world update -- I didn't want to > remove them manually, I thought it might do more harm than good. I am > not sure whether I need any 32-bit libraries, although I do have > multilib enabled, but I wonder about those emul-linux-x86 packages. Any > way for me to tell what is going on here such as dependencies on 32-bit > libraries?
Try this perhaps: for EMUL in $(eix -I --only-names emul-linux); do equery depends $EMUL; done unmerge them and the run 'emerge @preserved-rebuild'. Portage will then tell you which 32bit packages you will need to add in your package.use file with the 32 bit ABI flag. -- Regards, Mick
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