.travis.yml

language: c

os: 
  - linux
  - osx

compiler:
  - gcc
  - clang

env:
  - BUILD_TYPE=Debug CMAKE_ARGS="-DBUILD_TESTS=OFF
  - BUILD_TYPE=Release CMAKE_ARGS="-DBUILD_TESTS=OFF
  - BUILD_TYPE=MinSizeRel CMAKE_ARGS="-DBUILD_TESTS=OFF

install:
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then mkdir ${DEPS_DIR} && cd ${DEPS_DIR} && pwd; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then travis_retry wget --no-check-certificate https://cmake.org/files/v3.11/cmake-3.11.0-Linux-x86_64.tar.gz; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then echo "96d67e21f0983ebf0fffc5b106ec338c *cmake-3.11.0-Linux-x86_64.tar.gz" > cmake_md5.txt; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then md5sum -c cmake_md5.txt; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then tar -xvf cmake-3.11.0-Linux-x86_64.tar.gz > /dev/null; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then mv cmake-3.11.0-Linux-x86_64 cmake-install; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then PATH=${DEPS_DIR}/cmake-install:${DEPS_DIR}/cmake-install/bin:$PATH; fi

before_script:
  - cd ${TRAVIS_BUILD_DIR}
  - mkdir build && cd build
  - cmake -DCMAKE_BUILD_TYPE=${BUILD_TYPE} -DCMAKE_VERBOSE_MAKEFILE=FALSE 
          -DCMAKE_INSTALL_PREFIX=${TRAVIS_BUILD_DIR}/build/dist ${CMAKE_ARGS}
          ..

script:
  - cmake --build . --config ${BUILD_TYPE} --target install