6.10-candidate tested
Roman Cheplyaka
roma at ro-che.info
Wed Sep 24 13:35:50 EDT 2008
* Christian Maeder <Christian.Maeder at dfki.de> [2008-09-24 19:18:28+0200]
> Serge D. Mechveliani wrote:
> > On Wed, Sep 24, 2008 at 05:32:51PM +0200, Christian Maeder wrote:
> >> Do you have libedit on your linux machine (because I haven't)?
> >>
> >
> > I do not know what is libedit and where to find it.
>
> It's the library needed for editline
> http://hackage.haskell.org/cgi-bin/hackage-scripts/package/editline
>
> editline is the replacement of readline.
> http://hackage.haskell.org/cgi-bin/hackage-scripts/package/readline
>
> > 1. ghc-pkg list does not show the editline package.
> > 2. The arrow keys and backspace do not work in ghci.
> > This is so -- on my machine, under Debian Linux.
>
> The advantage is ghci works without editline and readline. The
> disadvantage is if you want arrow keys and backspace to work, you should
> have installed http://www.thrysoee.dk/editline/ first.
>
> > Is this due to some deficiency in Debian Linux installation or this is
> > a bug in the GHC installation?
>
> A (debian) package manager could install editline (and gmp) before ghc.
> (Unfortunately user programs may depend on those extra libraries, too.)
libedit on Debian is very out-dated[1]. Haskell bindings (editline)
doesn't compile against it (at least I could not compile it).
1. http://packages.qa.debian.org/e/editline.html
--
Roman I. Cheplyaka :: http://ro-che.info/
kzm: My program contains a bug. How ungrateful, after all I've done for it.
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