[Haskell-cafe] Unable to install Haskell Platform without readline

[Judah Jacobson]

On Fri, Sep 11, 2009 at 11:46 AM, Lyle Kopnicky <lists at qseep.net> wrote:
> Hi folks,
>
> I just installed GHC 6.10.4 on Ubuntu 9.04 32-bit, and then tried to install
> the Haskell Platform from source. It built quite a bit of stuff, with many
> warnings but no errors, and then finally died with the error below.
>
> To install editline, I need cabal, which is of course why I installed the
> Platform. I read an earlier thread from May that said that editline came
> with GHC 6.10.2, so the Platform didn't work with 6.10.3, but was soon to be
> updated. Now the web site for the Platform says it comes with 6.10.4, so I
> assumed it should work with 6.10.4, but apparently it still has this problem
> of still missing editline.
>
> Am I doing something wrong?
>
> checking editline/readline.h usability... no
> checking editline/readline.h presence... no
> checking for editline/readline.h... no
> checking editline/editline.h usability... no
> checking editline/editline.h presence... no
> checking for editline/editline.h... no
> checking readline/readline.h usability... yes
> checking readline/readline.h presence... yes
> checking for readline/readline.h... yes
> checking for sign of read_history result on error... negative
> checking for rl_completion_matches... no
> checking for completion_matches... no
> configure: error: editline not found, so this package cannot be built
> See `config.log' for more details.
>
> Error:
> Configuring the editline-0.2.1.0 package failed
> make: *** [build.stamp] Error 2

The above editline requirement is for the editline C library, not the
Haskell bindings:
http://www.thrysoee.dk/editline

My guess is that you need to install a recent version of the
libedit-dev package.

Best,
-Judah