* CPV:  dev-haskell/haddock-2.6.0
 * REPO: gentoo
 * USE:  amd64 doc elibc_glibc kernel_linux multilib userland_GNU
>>> Unpacking source...
>>> Unpacking haddock-2.6.0.tar.gz to /var/tmp/portage/dev-haskell/haddock-2.6.0/work
 * Running eautoreconf in '/var/tmp/portage/dev-haskell/haddock-2.6.0/work/haddock-2.6.0/doc' ...
 * Running autoconf ...
  [ ok ]
>>> Source unpacked in /var/tmp/portage/dev-haskell/haddock-2.6.0/work
>>> Compiling source in /var/tmp/portage/dev-haskell/haddock-2.6.0/work/haddock-2.6.0 ...
 * Using cabal-1.8.0.2.
[1 of 1] Compiling Main             ( /var/tmp/portage/dev-haskell/haddock-2.6.0/work/haddock-2.6.0/Setup.lhs, /var/tmp/portage/dev-haskell/haddock-2.6.0/work/haddock-2.6.0/Setup.o )
Linking setup ...
Configuring haddock-2.6.0...
Flags chosen: in-ghc-tree=False
Dependency Cabal >=1.5: using Cabal-1.8.0.2
Dependency array -any: using array-0.3.0.0
Dependency base >=4.0.0.0 && <4.3.0.0: using base-4.2.0.0
Dependency containers -any: using containers-0.3.0.0
Dependency directory -any: using directory-1.0.1.0
Dependency filepath -any: using filepath-1.1.0.3
Dependency ghc >=6.12 && <6.14: using ghc-6.12.1
Dependency pretty -any: using pretty-1.0.1.1
Using Cabal-1.8.0.2 compiled by ghc-6.12
Using compiler: ghc-6.12.1
Using install prefix: /usr
Binaries installed in: /usr/bin
Libraries installed in: /usr/lib64/haddock-2.6.0/ghc-6.12.1
Private binaries installed in: /usr/libexec
Data files installed in: /usr/share/haddock-2.6.0/ghc-6.12.1
Documentation installed in: /usr/share/doc/haddock-2.6.0
Using alex version 2.3.1 found on system at: /usr/bin/alex
Using ar found on system at: /usr/bin/ar
No c2hs found
No cpphs found
No ffihugs found
Using gcc version 4.3.4 found on system at: /usr/bin/gcc
Using ghc version 6.12.1 given by user at: /usr/bin/ghc
Using ghc-pkg version 6.12.1 given by user at: /usr/bin/ghc-pkg
No greencard found
Using haddock version 2.4.2 found on system at: /usr/bin/haddock
No happy found
No hmake found
Using hsc2hs version 0.67 found on system at: /usr/bin/hsc2hs
No hscolour found
No hugs found
No jhc found
Using ld found on system at: /usr/bin/ld
No lhc found
No lhc-pkg found
No nhc98 found
Using pkg-config version 0.23 found on system at: /usr/bin/pkg-config
Using ranlib found on system at: /usr/bin/ranlib
Using strip found on system at: /usr/bin/strip
Using tar found on system at: /bin/tar
Preprocessing library haddock-2.6.0...
Preprocessing executables for haddock-2.6.0...
setup: The program happy is required but it could not be found
 * ERROR: dev-haskell/haddock-2.6.0 failed:
 *   setup build failed
 * 
 * Call stack:
 *     ebuild.sh, line   54:  Called src_compile
 *   environment, line 3538:  Called cabal_src_compile
 *   environment, line  736:  Called cabal-build
 *   environment, line  641:  Called die
 * The specific snippet of code:
 *       ./setup build || die "setup build failed"
 * 
 * If you need support, post the output of 'emerge --info =dev-haskell/haddock-2.6.0',
 * the complete build log and the output of 'emerge -pqv =dev-haskell/haddock-2.6.0'.
 * The complete build log is located at '/var/log/portage/dev-haskell:haddock-2.6.0:20100127-052955.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-haskell/haddock-2.6.0/temp/environment'.
 * S: '/var/tmp/portage/dev-haskell/haddock-2.6.0/work/haddock-2.6.0'