% cabal install gtk2hsGenerics
Resolving dependencies...
Downloading cairo-0.12.0...

/tmp/cairo-0.12.032132/cairo-0.12.0/Gtk2HsSetup.hs:25:2:
     предупреждение: #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) [-Wcpp]
[1 of 2] Compiling Gtk2HsSetup      ( /tmp/cairo-0.12.032132/cairo-0.12.0/Gtk2HsSetup.hs, /tmp/cairo-0.12.032132/cairo-0.12.0/dist/setup/Gtk2HsSetup.o )
[2 of 2] Compiling Main             ( /tmp/cairo-0.12.032132/cairo-0.12.0/Setup.hs, /tmp/cairo-0.12.032132/cairo-0.12.0/dist/setup/Main.o )
Linking /tmp/cairo-0.12.032132/cairo-0.12.0/dist/setup/setup ...
Cannot find gtk2hsC2hs
Please install `gtk2hs-buildtools` first and check that the install directory is in your PATH (e.g. HOME/.cabal/bin).
Downloading glib-0.12.0...

/tmp/glib-0.12.032132/glib-0.12.0/Gtk2HsSetup.hs:25:2:
     предупреждение: #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) [-Wcpp]
[1 of 2] Compiling Gtk2HsSetup      ( /tmp/glib-0.12.032132/glib-0.12.0/Gtk2HsSetup.hs, /tmp/glib-0.12.032132/glib-0.12.0/dist/setup/Gtk2HsSetup.o )
[2 of 2] Compiling Main             ( /tmp/glib-0.12.032132/glib-0.12.0/Setup.hs, /tmp/glib-0.12.032132/glib-0.12.0/dist/setup/Main.o )
Linking /tmp/glib-0.12.032132/glib-0.12.0/dist/setup/setup ...
Cannot find gtk2hsC2hs
Please install `gtk2hs-buildtools` first and check that the install directory is in your PATH (e.g. HOME/.cabal/bin).
cabal: Error: some packages failed to install:
Gtk2hsGenerics-0.1 depends on glib-0.12.0 which failed to install.
cairo-0.12.0 failed during the configure step. The exception was:
ExitFailure 1
gio-0.12.0 depends on glib-0.12.0 which failed to install.
glib-0.12.0 failed during the configure step. The exception was:
ExitFailure 1
gtk-0.12.0 depends on glib-0.12.0 which failed to install.
pango-0.12.0 depends on glib-0.12.0 which failed to install.