.travis.yml

language: c
env:
 - CABALVER=1.22 GHCVER=7.8.4
 - CABALVER=1.22 GHCVER=7.10.2
 - CABALVER=1.22 GHCVER=head

matrix:
  allow_failures:
   - env: CABALVER=1.22 GHCVER=head

cache:
  directories:
    - $HOME/.ccache
     
before_install:  
# Installing cabal and ghc
 - travis_retry sudo add-apt-repository -y ppa:hvr/ghc
 - travis_retry sudo apt-add-repository -y ppa:bitcoin/bitcoin
 - travis_retry sudo apt-get update
 - travis_retry sudo apt-get install cabal-install-$CABALVER ghc-$GHCVER # see note about happy/alex
 - export PATH=$HOME/.cabal/bin:/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$PATH
 - travis_retry cabal update

# Install hlint (via apt-get if available, otherwise via cabal)
 - travis_retry sudo apt-get -q -y install hlint || cabal install hlint

# Installing bitcoind and bitcoin-cli from source
 - ccache -s
 - travis_retry sudo apt-get install -y build-essential libssl-dev libboost-all-dev libdb4.8-dev libdb4.8++-dev libgtk2.0-dev

 - travis_retry wget https://bitcoin.org/bin/bitcoin-core-0.10.2/bitcoin-0.10.2.tar.gz
 - tar -xzf bitcoin-0.10.2.tar.gz && cd bitcoin-0.10.2 && ./configure --disable-tests --with-gui=no && make && sudo make install && cd ..
 - which bitcoind
 - which bitcoin-cli
 
 - bitcoind -regtest -rpcuser=user -rpcpassword=pass -daemon
# Wait for bitcoin daemon to come online
 - sleep 10 
# Bootstrap our Bitcoin wallet with a few generated coints
 - bitcoin-cli -regtest -rpcuser=user -rpcpassword=pass setgenerate true 101

install:
 - cabal --version
 - echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo '?')]"
 - travis_retry cabal install --only-dependencies --enable-tests --enable-benchmarks -j

script:
 - hlint src --ignore="Parse error"
 - cabal configure --enable-tests --enable-benchmarks
 - cabal build -j
 - travis_retry cabal test --show-details=always
 - cabal check
 - cabal sdist
 
# The following scriptlet checks that the resulting source distribution can be built & installed
 - export SRC_TGZ=$(cabal info . | awk '{print $2 ".tar.gz";exit}') ;
   cd dist/;
   if [ -f "$SRC_TGZ" ]; then
      cabal install --force-reinstalls "$SRC_TGZ";
   else
      echo "expected '$SRC_TGZ' not found";
      exit 1;
   fi ;
   cd ../

after_script:
 - ccache -s