ANNOUNCE: GHC version 6.10.1 - MacOS installer

Jason Dagit dagit at
Fri Nov 21 10:33:23 EST 2008

On Fri, Nov 21, 2008 at 7:04 AM, Christian Maeder
<Christian.Maeder at> wrote:
> Jason Dagit wrote:
>> On Fri, Nov 21, 2008 at 6:10 AM, Christian Maeder
>> <Christian.Maeder at> wrote:
>>> Also note that gmp.h will not be found without:
>>>  export CPATH=/opt/local/include
>>> This directory should be part of the "include-dirs:" for the rts
>>> package. And again the file /opt/local/include/gmp.h could be simply
>>> copied to <prefix>/lib/ghc-6.10.1/include/
>> Hmm...Okay, so how do I add a path to include-dirs?  In my case
>> <prefix>=$HOME, so I looked under ~/lib/ghc-6.10.1 and I didn't see
>> any files I could modify to change it.
> I would suggest to only copy libgmp.a and gmp.h, because the file to
> edit it <prefix>/lib/ghc-6.10.1/package.conf. Search for (package) "rts"
> and the fields "libraryDirs" and "includeDirs". But if you mess up this
> file, all may be lost (so back it up first).

I created a backup, then made the edits you suggested and the build
failure I was seeing went away.


>> Was it an option I missed when I was doing the configure for the install?
> I'm not sure what configure options to pass (before my building or your
> installing)

Hopefully someone like Ian can comment here.


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