Re: [gentoo-user] 'emerge -avDuN world' doesn't find everything

[Paul Hartman <paul.hartman+gentoo@gmail.com>]

On Wed, Feb 4, 2009 at 3:02 PM, Grant <emailgrant@gmail.com> wrote:
>>>>>>>>> When this was asked a few weeks ago someone then asked why
>>>>>>>>> --with-bdeps Y isn't the default? This seems to burn nearly everyone
>>>>>>>>> once in awhile.
>>>>>>>>>
>>>>>>>> Because using --with-bdeps y causes unnecessary compilation of packages
>>>>>>>> that don't need t0 be changed. They won't be used again until the
>>>>>>>> dependent package is updated, so why waste time rebuilding them in the
>>>>>>>> interim?
>>>>>>>>
>>>>>>>> No one really gets "burned" by this, they just wonder why installed
>>>>>>>> packages aren't upgraded, nothing stops working.
>>>>>>>>
>>>>>>>
>>>>>>> I added:
>>>>>>>
>>>>>>> EMERGE_DEFAULT_OPTS="--with-bdeps n"
>>>>>>>
>>>>>>> to make.conf and ran 'emerge --depclean' and it got rid of a bunch of
>>>>>>> stuff, but I'm still confused by boost.  --depclean didn't remove it,
>>>>>>> 'emerge -avDuN world' doesn't downgrade it even --with-bdeps y, but
>>>>>>> 'emerge -pv boost' would downgrade it.  I also re-emerged twinkle and
>>>>>>> rb_libtorrent which are the packages that depend on boost, but the
>>>>>>> result is the same.
>>>>>>>
>>>>>>> Also man seems to be broken after that --depclean.  When I try to use
>>>>>>> it, I get errors starting with:
>>>>>>>
>>>>>>> sh: /usr/bin/unlzma: No such file or directory
>>>>>>>
>>>>>>> - Grant
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> This may help.
>>>>>>
>>>>>> root@smoker / # equery belongs /usr/bin/unlzma
>>>>>> [ Searching for file(s) /usr/bin/unlzma in *... ]
>>>>>> app-arch/lzma-utils-4.32.7 (/usr/bin/unlzma -> lzma)
>>>>>> root@smoker / #
>>>>>>
>>>>>> I would rebuild that or see why it is not already installed.  I would
>>>>>> think that would be part of system???  I'm not sure tho.
>>>>>
>>>>> I seem to recall some switch from LZMA to BZ2 manpages in an
>>>>> etc-update recently ...
>>>>
>>>> emerging lzma-utils fixed it, thank you.  I always etc-update as soon
>>>> as the packages are built.  Should lzma-utils be a dependency of
>>>> something?
>>>>
>>>> - Grant
>>>
>>> Weird, --depclean wants to remove lzma-utils again even though:
>>>
>>> # equery depends lzma-utils
>>> [ Searching for packages depending on lzma-utils... ]
>>> dev-libs/mpfr-2.3.2 (app-arch/lzma-utils)
>>> media-libs/libpng-1.2.34 (app-arch/lzma-utils)
>>> media-libs/netpbm-10.44.00-r1 (app-arch/lzma-utils)
>>> net-dns/dnsmasq-2.45 (app-arch/lzma-utils)
>>> net-misc/netkit-rsh-0.17-r9 (app-arch/lzma-utils)
>>> sys-apps/coreutils-6.10-r2 (app-arch/lzma-utils)
>>> sys-apps/net-tools-1.60_p20071202044231-r1 (app-arch/lzma-utils)
>>> sys-devel/m4-1.4.11 (app-arch/lzma-utils)
>>> sys-kernel/linux-headers-2.6.27-r2 (app-arch/lzma-utils)
>>> sys-libs/gpm-1.20.5 (app-arch/lzma-utils)
>>>
>>> Maybe it's listed as a build-time dependency of coreutils when it
>>> should be runtime?
>>>
>>> - Grant
>>>
>>>
>>
>> coreutils is an lzma archive, so lzma-utils are required to decompress
>> it. So it seems proper that it's a build-time dep.
>>
>> I think there was something about man using lzma IF you had lzma-utils
>> installed at the time of emerging man. So maybe you can try to unmerge
>> lzma-utils, then re-emerge man (and maybe convert your lzma manpages
>> to bz2).
>
> man seems to be working fine without lzma-utils now.  It looks like I
> emerged help2man at some point yesterday so maybe that helped.
>
> I think I've gotten to the bottom of my boost problem.  I have
> rb_libtorrent installed which requires >=dev-libs/boost-1.35, meaning
> boost needs to be in package.keywords.  If I remove boost from
> package.keywords, should portage tell me there is a problem?  I like
> the idea of being able to edit package.keywords and know that portage
> will either upgrade/downgrade based on the changes, or tell me if
> there is a depended-on package installed which doesn't have the
> necessary package.keywords entry.

Boost 1.36 and above are in separate slots, so you might be able to
install one of those alongside the older version of boost and make
both of your programs happy.