os:
    - linux
    - osx
# Use travis docker infrastructure
sudo: false
# Use a recent OSX image
# cf.
# https://docs.travis-ci.com/user/languages/objective-c/#Supported-OS-X-iOS-SDK-versions
osx_image: xcode7.2
language: cpp
cache: ccache

env:
    global:
        - PREFIX=$HOME/prefix
        - MY_CMAKE_OPTIONS="-DCMAKE_PREFIX_PATH=$PREFIX -DCMAKE_INSTALL_PREFIX=$HOME/install"
        - OSX_CMAKE_OPTIONS="-DBUILD_TESTING=OFF -DPYTHON_BINDINGS=OFF -DCLIENT_SIMULATOR=OFF"
        - CTEST_OUTPUT_ON_FAILURE=1
        - LINUX=false
        - OSX=false

compiler:
    - gcc
    - clang

matrix:
    exclude:
        - os: osx
          compiler: gcc

# Install a recent gcc and gcov,
# it will not be necessary once travis worker is based on ubuntu > 12.04.
# Install SWIG for bindings generation
# Install valgrind for memcheck tests
# Adding george-edison55-precise-backports ppa for for cmake 3.x.
# Install python3-dev for the client simulator
addons:
    apt:
        # Travis white list of ppa
        # https://github.com/travis-ci/apt-source-whitelist/blob/master/ubuntu.json
        sources:
            - ubuntu-toolchain-r-test
            - george-edison55-precise-backports
            - llvm-toolchain-precise-3.8
        # Travis white list of dpkg packages
        # https://github.com/travis-ci/apt-package-whitelist/blob/master/ubuntu-precise
        packages:
            - swig
            - valgrind
            - g++-4.8
            - cmake-data
            - cmake
            - python3-dev
            - clang-format-3.8

before_install:
    # OS detection
    # TODO: an explicit build matrix may be better but it has limitation, e.g.
    # each matrix entry may only define a single env variable.
    - if [ $TRAVIS_OS_NAME = linux ]; then export LINUX=true; fi
    - if [ $TRAVIS_OS_NAME = osx ]; then export OSX=true; fi
install:
    - wget https://codecov.io/bash -O $HOME/codecov; chmod +x $HOME/codecov
    # This version of catch is known to work.
    - wget --directory-prefix $PREFIX/include
              https://raw.github.com/philsquared/Catch/v1.2.1/single_include/catch.hpp
    - wget -O asio-1.10.6.tar.gz https://github.com/chriskohlhoff/asio/archive/asio-1-10-6.tar.gz
    - tar xf asio-1.10.6.tar.gz -C $PREFIX --strip-components=2 asio-asio-1-10-6/asio
    # Current limitations on OSX builds: no testing, no client-simulator
    # (because we haven't found a straightforward way to have CMake find the
    # python libraries (find_package(PythonLibs)).
    - if $OSX; then
        brew update;
        for package in cmake; do
            if brew list $package; then
              brew outdated $package || brew upgrade $package;
            else
              brew install $package;
            fi;
        done;
      fi

before_script:
    - coverage=OFF
    # Force the manualy installed 4.8 version as it is not the default
    # Only enable coverage on gcc as clang segfault on coverage file write
    # Workaround a bug with the ccache/g++-4.8.1 combination
    - if [ "$CC" = "gcc" ]; then
          export CC=gcc-4.8 CXX=g++-4.8;
          coverage=ON;
          export CCACHE_CPP2=1;
      fi
    - if $OSX; then export MY_CMAKE_OPTIONS+=" -DBUILD_TESTING=OFF -DPYTHON_BINDINGS=OFF"; fi

# how to build
script:
  # Check coding style
  - if $LINUX; then (git ls-files | grep -E '\.[ch](pp)?$' |  xargs clang-format-3.8 -i &&
        git diff --exit-code || { git reset --hard; false; }); fi

  - ( mkdir build_debug && cd build_debug &&
        cmake $MY_CMAKE_OPTIONS -DCMAKE_BUILD_TYPE=Debug -DCOVERAGE=${coverage} .. &&
        make -j$(nproc) &&
        (if $LINUX; then make ExperimentalTest ExperimentalMemCheck; fi) )
  - ( mkdir build && cd build &&
        cmake $MY_CMAKE_OPTIONS -DCMAKE_BUILD_TYPE=Release .. &&
        make -j$(nproc) &&
        (if $LINUX; then make test; fi) &&
        make install &&
        (if $LINUX; then cpack --verbose -G DEB && dpkg --info *.deb; fi) )
  - ( cd skeleton-subsystem &&
        cmake $MY_CMAKE_OPTIONS -DCMAKE_BUILD_TYPE=Release . &&
        make -j$(nproc) &&
        (if $LINUX; then make ExperimentalTest ExperimentalMemCheck; fi) &&
        make install )
  - if $LINUX; then ( cd tools/clientSimulator &&
        echo "TODO - install the generated .deb instead of using \$HOME/install."
             "This would permit to test the packaging" &&
        cmake $MY_CMAKE_OPTIONS . &&
        make &&
        make install ); fi
  # Check that all installed files are in a component (no "unspecified
  # component" archive created)
  - (cd build && cpack -G TGZ -D CPACK_ARCHIVE_COMPONENT_INSTALL=ON &&
     [ ! -e "*-Unspecified.tar.gz" ])
  # Keep this last
  - ( mkdir build_less_features && cd build_less_features &&
        rm -rf $PREFIX/asio-1.10.6 &&
        cmake $MY_CMAKE_OPTIONS -DCMAKE_BUILD_TYPE=Debug
        -DNETWORKING=OFF -DPYTHON_BINDINGS=OFF -DC_BINDINGS=OFF .. &&
        make -j$(nproc) &&
        (if $LINUX; then make test; fi) )

after_success:
    # Push coverage info on codecov.io.
    # Ignore generated files, samples and tests
    - if [ "${coverage}" = "ON" ]; then
          $HOME/codecov
               -g "*/build_debug/bindings/python/*"
               -g "*/build_debug/CMakeFiles/*"
               -g "*/build/*"
               -g "*/install/*"
               -g "*/skeleton-subsystem/*"
               -g "*/tools/clientSimulator/*"
               -g "*/test/test-subsystem/*"
               -g "*/test/introspection-subsystem/*"
               -g "*/test/functional-tests/*"
               -g "*/test/tmpfile/*"
               -g "*/test/tokenizer/*"
               -g "*/bindings/c/Test.cpp"
               -g "*/utility/test/*"
               -x /usr/bin/gcov-4.8
               -a '\--long-file-names --preserve-paths';
      fi

notifications:
  irc:
    - "chat.freenode.net#parameter-framework"