.travis.yml

language: cpp
dist: xenial

os:
  - linux

compiler:
  - clang

install:
# Where we install to:
  - export PREFIX=${TRAVIS_BUILD_DIR}/../deps
  - mkdir -p ${PREFIX}
  - |
    export PATH="${PREFIX}/bin:${PATH}"
    export LD_LIBRARY_PATH="${PREFIX}/lib:${LD_LIBRARY_PATH}"
    export DYLD_LIBRARY_PATH="${PREFIX}/lib:${DYLD_LIBRARY_PATH}"

# Upgrade CMake:
  - |
    CMAKE_VERSION=3.14.2
    CMAKE_URL=https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-Linux-x86_64.tar.gz
    travis_retry wget --quiet -O- ${CMAKE_URL} | \
        tar --strip-components=1 -xz -C ${PREFIX} &&
    cmake --version

# Install SDL2 and friends:
  - I=scripts/autotools_install.sh
  - $I https://libsdl.org/release/SDL2-2.0.10.tar.gz
  - $I https://libsdl.org/projects/SDL_mixer/release/SDL2_mixer-2.0.4.tar.gz
  - $I https://libsdl.org/projects/SDL_ttf/release/SDL2_ttf-2.0.15.tar.gz
  - $I https://libsdl.org/projects/SDL_image/release/SDL2_image-2.0.5.tar.gz

cache:
  directories:
    - ../deps

before_script:
  - mkdir build
  - cmake -S . -B build

script:
  - cmake --build build -- -j2