language: cpp
cache: ccache
sudo: required
dist: xenial

addons:
  apt:
    sources:
    - ubuntu-toolchain-r-test
    packages:
    - g++-8
    - clang-3.8
    - build-essential
    - pkg-config
    - cmake
    - libpython-dev python-numpy
    - libboost-all-dev

# before_install:
#  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then brew update          ; fi

install:
  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then HOMEBREW_NO_AUTO_UPDATE=1 brew install ccache  ; fi
  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then export PATH="/usr/local/opt/ccache/libexec:$PATH" ; fi

# We first do the compile stage specified below, then the matrix expansion specified after.
stages:
  - compile
  - test

# Compile stage without building examples/tests to populate the caches.
jobs:
  include:
# on Mac, GCC
  - stage: compile
    os: osx
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: osx
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Mac, CLANG
  - stage: compile
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, GCC
  - stage: compile
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, CLANG
  - stage: compile
    os: linux
    compiler: clang
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: linux
    compiler: clang
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, with deprecated ON to make sure that path still compiles
  - stage: compile
    os: linux
    compiler: clang
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF GTSAM_ALLOW_DEPRECATED_SINCE_V4=ON
    script: bash .travis.sh -b

# Matrix configuration:
os:
  - osx
  - linux
compiler:
  - gcc
  - clang
env:
  global:
    - MAKEFLAGS="-j2"
    - CCACHE_SLOPPINESS=pch_defines,time_macros
    - GTSAM_ALLOW_DEPRECATED_SINCE_V4=OFF
    - GTSAM_BUILD_UNSTABLE=ON
  matrix:
    - CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    - CMAKE_BUILD_TYPE=Release
script:
  - bash .travis.sh -t

matrix:
  exclude:
    # Exclude g++ debug on Linux as it consistently times out
    - os: linux
      compiler: gcc
      env : CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    # Exclude clang on Linux/clang in release until issue #57 is solved
    - os: linux
      compiler: clang
      env : CMAKE_BUILD_TYPE=Release