sudo: true
matrix:
    include:
        - os: linux
          env: MODE="selftest"
          compiler: "GHC 8.4.3"
          addons:
              apt:
                  packages:
                      - ghc-8.4.3
                      - cabal-install-2.4
                      - zlib1g-dev
                  sources: hvr-ghc

          before_install:
              - PATH="/opt/ghc/8.4.3/bin:$PATH"
              - PATH="/opt/cabal/2.4/bin:$PATH"

          script:
              # Run internal Hadrian tests, after boot and configure.
              - hadrian/build.sh -c selftest

        - os: linux
          env: MODE="--flavour=quickest"
          compiler: "GHC 8.4.3"
          addons:
              apt:
                  packages:
                      - ghc-8.4.3
                      - cabal-install-2.4
                      - zlib1g-dev
                  sources: hvr-ghc

          before_install:
              - PATH="/opt/ghc/8.4.3/bin:$PATH"
              - PATH="/opt/cabal/2.4/bin:$PATH"

          script:
              # Build GHC, letting hadrian boot & configure the ghc source tree
              - hadrian/build.sh -c -j $MODE --no-progress --progress-colour=never --profile=-

        - os: linux
          env: MODE="--flavour=quickest --integer-simple"
          compiler: "GHC 8.6.1"
          addons:
              apt:
                  packages:
                      - ghc-8.6.1
                      - cabal-install-2.4
                      - zlib1g-dev
                  sources: hvr-ghc

          before_install:
              - PATH="/opt/ghc/8.6.1/bin:$PATH"
              - PATH="/opt/cabal/2.4/bin:$PATH"

          script:
              # boot, configure and build GHC
              - hadrian/build.sh -c -j $MODE --no-progress --progress-colour=never --profile=-

              # Test GHC binary
              - _build/stage1/bin/ghc -e 1+2

        - os: osx
          osx_image: xcode8
          env: MODE="--flavour=quickest --integer-simple"
          before_install:
              - brew update
              - brew install ghc cabal-install
              - brew upgrade python

          script:
              # Due to timeout limit of OS X build on Travis CI,
              # we will ignore selftest
              - hadrian/build.sh -j -c $MODE --no-progress --progress-colour=never --profile=-

              # Test GHC binary
              - _build/stage1/bin/ghc -e 1+2

install:
    # Add Cabal to PATH
    - PATH="$HOME/.cabal/bin:$PATH"
    - export PATH
    - env

    # Fetch GHC sources into ./ghc
    - git --version
    - git config --global url."git://github.com/ghc/packages-".insteadOf git://github.com/ghc/packages/
    - git clone --depth 1 --recursive git://github.com/ghc/ghc
    # --shallow-submodules is not supported on travis standard git 1.8 (linux), but it is supported
    # on Travis Mac OS X machines. But it does not work with github mirrors because it cannot
    # find commits.

    # Install all Hadrian and GHC build dependencies
    - cabal update
    - cabal install alex happy

    # GHC comes with an older version of Hadrian, so we delete it
    - rm -rf ghc/hadrian/.git

    # Travis has already cloned Hadrian into ./ and we need to move it
    # to ./ghc/hadrian -- one way to do it is to move the .git directory
    # and perform a hard reset in order to regenerate Hadrian files
    - mv .git ghc/hadrian
    - cd ghc/hadrian && git reset --hard HEAD && cd ..

cache:
    directories:
        - $HOME/.cabal
        - $HOME/.ghc