Resolving dependencies...
Downloading hinstaller-2007.4.21...
[1 of 1] Compiling Main             ( /tmp/hinstaller-2007.4.21-30739/hinstaller-2007.4.21/Setup.hs, /tmp/hinstaller-2007.4.21-30739/hinstaller-2007.4.21/dist/setup/Main.o )
Linking /tmp/hinstaller-2007.4.21-30739/hinstaller-2007.4.21/dist/setup/setup ...
Configuring hinstaller-2007.4.21...
Warning: No 'build-type' specified. If you do not need a custom Setup.hs or
./configure script then use 'build-type: Simple'.
Building hinstaller-2007.4.21...
Preprocessing library hinstaller-2007.4.21...

src/System/Installer.hs:67:8:
    Could not find module `System.Directory'
    It is a member of the hidden package `directory-1.2.0.1'.
    Perhaps you need to add `directory' to the build-depends in your .cabal file.
    Use -v to see a list of the files searched for.
Failed to install hinstaller-2007.4.21
cabal: Error: some packages failed to install:
hinstaller-2007.4.21 failed during the building phase. The exception was:
ExitFailure 1