[Haskell-beginners] Cabal install woes

[Tom Murphy]

Here's my new error message  (the "does not export" errors are new):


"
Resolving dependencies...

/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/cairo-0.11.159995/cairo-0.11.1/Gtk2HsSetup.hs:25:0:
     warning: #warning Setup.hs is guessing the version of Cabal. If
compilation of Setup.hs fails use -DCABAL_VERSION_MINOR=x for Cabal
version 1.x.0 when building (prefixed by --ghc-option= when using the
'cabal' command)
[1 of 2] Compiling Gtk2HsSetup      (
/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/cairo-0.11.159995/cairo-0.11.1/Gtk2HsSetup.hs,
/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/cairo-0.11.159995/cairo-0.11.1/dist/setup/Gtk2HsSetup.o
)

/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/cairo-0.11.159995/cairo-0.11.1/Gtk2HsSetup.hs:48:2:
    Module
    `Distribution.Simple.PackageIndex'
    does not export
    `lookupPackageId'

/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/glib-0.11.259995/glib-0.11.2/Gtk2HsSetup.hs:25:0:
     warning: #warning Setup.hs is guessing the version of Cabal. If
compilation of Setup.hs fails use -DCABAL_VERSION_MINOR=x for Cabal
version 1.x.0 when building (prefixed by --ghc-option= when using the
'cabal' command)
[1 of 2] Compiling Gtk2HsSetup      (
/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/glib-0.11.259995/glib-0.11.2/Gtk2HsSetup.hs,
/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/glib-0.11.259995/glib-0.11.2/dist/setup/Gtk2HsSetup.o
)

/var/folders/+p/+pUVycVKFDWsYP8YiYnM3k+++TM/-Tmp-/glib-0.11.259995/glib-0.11.2/Gtk2HsSetup.hs:48:2:
    Module
    `Distribution.Simple.PackageIndex'
    does not export
    `lookupPackageId'
cabal: Error: some packages failed to install:
cairo-0.11.1 failed during the configure step. The exception was:
exit: ExitFailure 1
gio-0.11.1 depends on glib-0.11.2 which failed to install.
glib-0.11.2 failed during the configure step. The exception was:
exit: ExitFailure 1
gtk-0.11.2 depends on glib-0.11.2 which failed to install.
pango-0.11.2 depends on glib-0.11.2 which failed to install.
soegtk-0.11.1 depends on glib-0.11.2 which failed to install.
"


Also, here's my $PATH:
"
cm-macbookpro-3:bin colinmurphy$ $PATH
-bash: /.cabal/bin:~/.cabal/bin:/Users/colinmurphy/.cabal/bin:/opt/local/bin:/opt/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:
No such file or directory
"


Thanks for the help!
Tom



On Sat, Mar 12, 2011 at 5:33 PM, Daniel Fischer
<daniel.is.fischer at googlemail.com> wrote:
> On Saturday 12 March 2011 22:53:27, Andres Loeh wrote:
>> Hi Tom.
>>
>> > Please install `gtk2hs-buildtools` first and check that the install
>> > directory is in your PATH (e.g. HOME/.cabal/bin).
>>
>> The most likely explanation for your problems seems to be that while
>> you have the buildtools installed, you haven't actually added
>> $HOME/.cabal/bin to your search path, so it isn't found by cabal.
>
> A common mistake would be to add it in the form
>
> export PATH="~/.cabal/bin:$PATH"
>
> Many (most, I think) shells don't do tilde expansion in quoted strings, so
> you'd have a literal '~' in your PATH. That's no problem if it's passed to
> a shell, but other programmes usually don't do expansion for such strings.
>
> If that's the case here, possible fixes are
> - spelling it out
> - using $HOME instead of ~
> - not quoting
>
>> This
>> might also hold for the new version of cabal-install you installed,
>> which installs a "cabal" binary to $HOME/.cabal/bin. But if you don't
>> have that in your search path, and have another "cabal" binary
>> installed in, say /usr/bin, then you'll still run the old version and
>> get the message about the newer version again.
>
> Also if the other cabal is in a place before $HOME/.cabal/bin in the PATH.
>