HP 2013.2 and GHC 7.6.2

[Ian Lynagh]

On Wed, Apr 17, 2013 at 05:37:37PM +0200, Gabor Greif wrote:
> On 4/17/13, Iavor Diatchki <iavor.diatchki at gmail.com> wrote:
> > Hello,
> >
> > cabal-install 1.16.0 and 1.16.0.1 have some serious bugs that one
> > encounters rather quickly.  For example, at work I wasted some time until I
> > figured out that cabal was generating a 'Paths_'  module that does not
> > compile.   Because of this, you can't even use it to install a newer
> > version of itself, where the problem is fixed: you have to manually
> > bootstrap the new version with the script!
> 
> I came up with this.
> 
> http://heisenbug.blogspot.fr/2013/02/old-cabal-subhell.html
> 
> Pretty much what you have experienced.

This doesn't appear to affect the Cabal that GHC 7.6.2 ships with. I get

    ...

    catchIO :: IO a -> (Exception.IOException -> IO a) -> IO a
    catchIO = Exception.catch

    ...

    getBinDir = catchIO (getEnv "HTTP_bindir") (\_ -> return bindir)

in Paths_HTTP.


Thanks
Ian