I was able to do cabal install of terminfo, crypto and Yi on my mac with ghc 7.8.2 and cabal 1.18.1.3 yi seems to work although I did very little with it
On Sun, Apr 13, 2014 at 12:08 PM, Ramin Honary <ramin.hon...@gmail.com>wrote: > I am posting this to the mailing list, but it is a copy of a post I > originally made on Haskell Reddit. > > > http://www.reddit.com/r/haskell/comments/22wu92/problems_installing_ghc_782_on_debian_ubuntu_x86/ > > > My GHC is working fine now. But there seem to be some changes in either > GHC 7.8.2 or Cabal-1.18.1.3 that have broken some of the older packages in > Hackage. > > *TL;DR* I discovered the "Crypto-4.2.5.1 package is broken, and trying to > install "terminfo-0.4.0.0" breaks GHC by over-writing the terminfo library > that came with the GHC tarball because isn't in the GHC package registry. > > I downloaded the binary distribution from here: > > > https://www.haskell.org/ghc/dist/7.8.2/ghc-7.8.2-x86_64-unknown-linux-deb7.tar.bz2 > > and then immediately began re-building all of the packages in my > .cabal/packages/hackage.haskell.org/ direcotry. > > I admit, all of my problems may be due to my Cabal config, but I haven't > had any problems with it before this, as far as I know it is the default > setup the option to build profiling libraries set to True. > > The first problem I had was that Crypto-2.5.4.1 was not building files > correctly. *Some* of shared object files "*.dyn_o" were being built > *without* their accompanying "*.dyn_hi" files, although some of the > "*.dyn_hi" files did exist). When cabal tried to copy these "*.dyn_hi" > files to the global package registry during installation it would fail with > something about (for example) "could not find RSA.dyn_hi". To solve this, I > rebuilt every "*.dyn_o" file that did not have an accompanying "*.dyn_hi" > by hand using the command > > ghc -dynamic --make Codec.Binary.RSA > > The resulting "Codec/Binary/RSA.hi" file was actually a dynamic interface > file but it's file extension was just ".hi" for some reason, (I double > checked by using ghc --show-iface) so I just copied it it the > "dist/build/Codec/Binary/" directory. I did this for every "*.hi" file that > was supposed to be named "*.dyn_hi". This included about 10 files. Again, > some "*.dyn_o" did build correctly with an accompanying "*.dyn_hi", about > 10 of the modules were built incorrectly, all the rest were OK. > > The second problem I had was with installing "Yi" which relies on the > "terminfo-0.4.0.0" package. The "terminfo" library that came with the GHC > 7.8.2 binary distribution does not show up in the output of "ghc-pkg list", > so Cabal tries to build it thinking it doesn't exist, and it overwrites the > existing "terminfo-0.4.0.0" package with a library that contains missing > symbols. This causes GHC to completely stop working. The "ghc" program > immediately fails with an error: > > symbol lookup error: > /usr/local/lib/ghc-7.8.2/bin/../haskeline-0.7.1.2/libHShaskeline-0.7.1.2-ghc7.8.2.so: > \ > undefined symbol: > terminfozm0zi4zi0zi0_SystemziConsoleziTerminfoziCursor_moveDown5_info > > I was able to solve this problem by simply copying the contents of: > > ghc-7.8.2/libraries/terminfo/dist-install/build/* > > from the source distribution tarball to the GHC installation directory: > > /usr/local/lib/ghc-7.8.2/terminfo-0.4.0.0/ > > and that solved the problem. But any program depending on "terminfo" > simply will not install properly. The terminfo-0.4.0.0 package does not > show up in the output of ghc-pkg list, even though it comes with the GHC > 7.8.2 tarball and GHC relies on it. Attempting to install Terminfo will > build a ".so" file that GHC cannot use. *So don't install > terminfo-0.4.0.0 from Hackage.* > > Fortunately, Yi is not something that is absolutely necessary. I was able > to install every other package I needed (lens, diagrams, yesod, xmonad, > gtk) without incident. > > But whatever changes have been made in ghc-7.8.2 and the accompanying > Cabal-1.18.1.3 seem to have broken some of the older Hackage packages. > > _______________________________________________ > Glasgow-haskell-users mailing list > Glasgow-haskell-users@haskell.org > http://www.haskell.org/mailman/listinfo/glasgow-haskell-users > >
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