On Tue, Apr 28, 2015 at 4:48 PM Thomas Tuegel <ttue...@gmail.com> wrote:
> On Tue, Apr 28, 2015 at 8:40 AM, Gershom B <gersh...@gmail.com> wrote: > > More troublesome, I recall that the current scheme for cabal is that it > is fully bootstrappable by only depending on GHC base libs and “vendored” > dependencies? > > Well, not really. We have an ugly bootstrapping script that downloads > the other dependencies: > https://github.com/haskell/cabal/blob/master/cabal-install/bootstrap.sh > > Speaking of which... > > On Tue, Apr 28, 2015 at 7:38 AM, Michael Snoyman <mich...@snoyman.com> > wrote: > > > > On Tue, Apr 28, 2015 at 2:56 PM Thomas Tuegel <ttue...@gmail.com> wrote: > >> > >> Considering users with cabal-install already, that many dependencies > >> is only a small maintenance problem. Bootstrapping will not be a small > >> problem. > >> > > > > Can you explain what the bootstrapping issue is here? If it's what I > think > > you're getting at, I think I have a simple solution to that: > > > > > https://www.stackage.org/lts/build-plan?package=http-client&_accept=application/x-sh > > > > Note that this script generation isn't really highly tested, I put it > > together a few weeks back as a proof-of-concept to help out someone > playing > > around with LTS Haskell + Nix. > > Sorry, yes, the bootstrapping issue I referred to was installing > cabal-install starting from just a bare GHC installation, as you > correctly inferred. I think that script you generated is nicer than > what we do now; that would be good to have, regardless of where we > come down on the TLS situation. Is the source code that generates that > script available? > > > Thank you :) Yes, the code is part of the stackage-server code base, available here: https://github.com/fpco/stackage-server/blob/master/Handler/BuildPlan.hs#L40 When I was working on this for Nix, I offered to make the code a standalone library/tool instead. That offer's still open if it would be useful to others. Michael
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