[Haskell-cafe] Can't cabal install readline
Martijn van Steenbergen
martijn at van.steenbergen.nl
Sat Dec 6 16:32:16 EST 2008
Judah Jacobson wrote:
> The following instructions should re-enable Ctrl-R:
Yes, that worked perfectly, thanks!
> The above happens because GHC is using the OS X default installation
> of libreadline.a which is actually a link to libedit that doesn't
> implement the full readline API.
> If you already have the MacPorts readline, you just need to tell cabal
> where it is, with (for example)
> cabal install readline --extra-include-dirs=/opt/local/include
This didn't immediately fix the problem. But I found out readline was
installed but deactivated, which explained why there was nothing
readline-related in /opt/local/lib. Reactivating fixed it; I didn't even
need to give cabal install any extra hints.
Thanks for the help. :-)
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