[arch-haskell] rtfm

[Al Matthews]

By this, I mean, build them locally through the Arch scripts, which seem
reasonable; rather than mixing in a .cabal tree if I can help it.


On Thu, May 15, 2014 at 9:07 AM, Al Matthews <prolepsis at gmail.com> wrote:

> > It's not clear to me, from reading your email what you actually want,
> how you tried to get there, and what problems you ran into.
>
> Yes, I left out some detail. I did indeed get `pacman` failures based on
> ghc-7.6. There were a number. I'll review them as you suggest.
>
> > Of course you can help with step 2 yourself by cloning habs and using
> `cblrepo` to add them and verify they build properly.
>
> That makes sense. I can't `man pacman` nor `man cblrepo` at the moment,
> but I imagine I can also install these packages directly from the local
> chroot that is created in the build process? This (default; no option -l
> <dir>) layout confuses me more than I would prefer. That would be my goal:
> to be able to build the packages locally if required. Presumably I can also
> be helpful by indicating that this process succeeds.
>
>
> On Thu, May 15, 2014 at 7:31 AM, Magnus Therning <magnus at therning.org>wrote:
>
>> On Thu, May 15, 2014 at 12:54 PM, Al Matthews <prolepsis at gmail.com>
>> wrote:
>> > Hi list. I'll ask as naively as possible in hopes of helping (me but
>> also)
>> > someone else.
>> >
>> > Being new, I've managed to hose my Arch haskell installation fairly
>> well.
>>
>> I highly doubt it isn't something we can help you fix! :)
>>
>> > I've been tracking haskell-core
>> >
>> > [haskell-core]
>> > ###Server = http://www.kiwilight.com/haskell/core/$arch
>> > Server = http://xsounds.org/~haskell/core/$arch
>> >
>> > and from there
>> >
>> > # Pacman won't upgrade packages listed in IgnorePkg and members of
>> > IgnoreGroup
>> >
>> > #IgnorePkg = haskell-aeson 0.6.2.1-3
>> > #IgnorePkg = haskell-attoparsec 0.10.4.0-4
>> > #IgnorePkg = haskell-blaze-builder 0.3.3.0-1
>> > #IgnorePkg = haskell-blaze-html 0.6.1.2-1
>> > #IgnorePkg = haskell-blaze-markup 0.5.1.6-1
>> > #IgnorePkg = haskell-data-default 0.5.3-2
>> > #IgnorePkg = haskell-data-default-instances-dlist 0.0.1-2
>> > #IgnorePkg = haskell-dlist 0.5-27
>> > #IgnorePkg = haskell-graphviz
>> > [etc]
>> >
>> > , this because I was trying to maintain an installation of Pandoc which
>> > relied on "older"
>> >  packages by the time I had managed to install something newer, maybe
>> > bloomfilter.
>> >
>> > Anyway, by now ghc is up to 7.8.2 and I remain with a lot of
>> built-depends
>> > over 7.6.3. pacman is upset.
>> >
>> > I hesitate to hack in anything from [haskell-testing] until I'm more
>> > conceptually clear.
>>
>> [haskell-testing] is currently completely empty.  When GHC 7.8 was
>> release I emptied testing into core.
>>
>> > I even built big swaths of habs, on my local, to see what would happen,
>> so,
>> > guidance as regards the intended purpose, or advanced use, of some of
>> these
>> > tools is appreciated. Pointers to relevant documentation or system
>> files are
>> > naturally most welcome.
>>
>> The main thing is probably to fully understand what your goal is.
>> It's not clear to me, from reading your email what you actually want,
>> how you tried to get there, and what problems you ran into.
>>
>> If it's as simple as you just wanting to upgrade your system?
>> 1. Make sure you have no Haskell packages on your ignore list.
>> 2 Try a straight upgrade.  If that fails with `pacman` telling you
>> that some package depends on ghc-7.6 then that most likely means the
>> package in question has been dropped from [haskell-core].  Raise an
>> issue for each such package you can't live without
>> (https://github.com/archhaskell/habs/issues).
>> 3. Remove all such packages you can live without.
>> 4. Wait until someone's gotten around to re-add the packages that are
>> crucial to you, then restart from 1.
>>
>> Of course you can help with step 2 yourself by cloning habs and using
>> `cblrepo` to add them and verify they build properly.
>>
>> /M
>>
>> --
>> Magnus Therning                      OpenPGP: 0xAB4DFBA4
>> email: magnus at therning.org   jabber: magnus at therning.org
>> twitter: magthe               http://therning.org/magnus
>>
>
>
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