Re: [gentoo-amd64] About to install on a 64 bit system. Advice wanted.

[Thomas M <bluerain41@gmail.com>]

On Wednesday 08 December 2010 9:18:30 pm Dale wrote:
> Frank Peters wrote:
> > On Wed, 08 Dec 2010 18:26:00 -0600
> > 
> > Dale<rdalek1967@gmail.com>  wrote:
> >> Now I have a question.  How do I tell Gentoo to make it pure 64 or a mix
> >> of 32 and 64?  I have read about this but I don't think I have actually
> >> seen where it is set.  Is it a profile selection, USE flag or something
> >> else?
> > 
> > You have to make a symbolic link, /etc/make.profile, to a particular
> > profile in /usr/share/portage/profiles, i.e. either the multilib (64/32)
> > or the no-multilib (64-bit) profile.  Also, the USE flag "multilib"
> > indicates to the compiler that both 32-bit and 64-bit libraries should
> > be built.
> > 
> > Check the Gentoo manual for all the details.  You'd best get used to
> > reading the manual early.  Everything is in there.
> > 
> >> If I decide on one then want to switch to the other, does that require a
> >> reinstall or just a change in settings and a recompile of world?
> > 
> > I'm not sure.  It's best to check the manual.
> > 
> > Frank Peters
> 
> I know about the profiles.  I been running Gentoo a while.  It's just
> been x86 to this point.  When I run eselect list profile, nothing 64 bit
> shows up at all.  I guess this is because of my settings in make.conf
> tho.  Since I can't see the FULL list, I had to ask.  Could someone post
> the output of eselect list profile from a 64 bit system?  That would
> clear up some muddy water for me.
> 
> I'm making notes on all this.  I hope to get it right on the first
> install.  ;-)
> 
> Thanks.
> 
> Dale
> 
> :-)  :-)

I think profile lists are dependent on which stage3 you install: x86 or amd64. 
I think the reason you don't see amd64 profile right now is because you 
currently don't have amd64 stage3 yet in your PC. I could be wrong though.

I personally run multilib. 

$ eselect profile list
Available profile symlink targets:
  [1]   default/linux/amd64/10.0
  [2]   default/linux/amd64/10.0/desktop
  [3]   default/linux/amd64/10.0/desktop/gnome
  [4]   default/linux/amd64/10.0/desktop/kde *
  [5]   default/linux/amd64/10.0/developer
  [6]   default/linux/amd64/10.0/no-multilib
  [7]   default/linux/amd64/10.0/server
  [8]   hardened/linux/amd64
  [9]   hardened/linux/amd64/no-multilib
  [10]  selinux/2007.0/amd64
  [11]  selinux/2007.0/amd64/hardened
  [12]  selinux/v2refpolicy/amd64
  [13]  selinux/v2refpolicy/amd64/desktop
  [14]  selinux/v2refpolicy/amd64/developer
  [15]  selinux/v2refpolicy/amd64/hardened
  [16]  selinux/v2refpolicy/amd64/server

Thomas