On 24 March 2010 16:26, Ben Derrett <ben.derr...@googlemail.com> wrote: > cabal install cgi > Resolving dependencies... > Configuring MonadCatchIO-mtl-0.3.0.0... > Preprocessing library MonadCatchIO-mtl-0.3.0.0... > Building MonadCatchIO-mtl-0.3.0.0... > [1 of 1] Compiling Control.Monad.CatchIO ( Control/Monad/CatchIO.hs, > dist/build/Control/Monad/CatchIO.o ) > Control/Monad/CatchIO.hs:146:34: > Illegal signature in pattern: E.SomeException
Interesting.... the code is obviously using extensible-exceptions but it doesn't seem to work. What version of GHC are you using? > Use -XPatternSignatures to permit it > cabal: Error: some packages failed to install: > MonadCatchIO-mtl-0.3.0.0 failed during the building phase. The exception > was: > exit: ExitFailure 1 > cgi-3001.1.8 depends on MonadCatchIO-mtl-0.3.0.0 which failed to install. > So, I modified my /root/.cabal/config with: > -- flags: -XPatternSignatures Nah, that's a GHC flag not a Cabal/cabal-install flag, so you'd have to edit the .cabal file to add that in (where it says ghc-options). -- Ivan Lazar Miljenovic ivan.miljeno...@gmail.com IvanMiljenovic.wordpress.com _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
