language: c
group: edge
os: linux
dist: bionic

before_script:
 - export -f travis_fold

script:
 - "bash .travis-ci.sh"

addons:
  apt:
    packages: &base_build
     - ccache
    packages: &core_build
     # This is all the bits we need to enable all options
     - *base_build
     - libasound2-dev
     - libevdev-dev
     - libola-dev
     - libjack-jackd2-dev
     - liblua5.3-dev
     - python3-dev
     - libssl-dev
     - lintian
    packages: &core_build_gpp_latest
     - *core_build
     - gcc-8
     - g++-8
    packages: &core_build_clang_latest
     - *core_build
     - clang-6.0
    packages: &core_build_windows
     - *core_build
     - mingw-w64
    packages: &linters
     - python3
     - python3-pip
     - lintian
     - codespell
     - shellcheck
     - cloc

jobs:
  fast_finish: true
  include:
    - os: linux
      dist: bionic
      compiler: clang
      env: TASK='compile'
      addons:
        apt:
          packages:
           - *core_build_clang_latest
    - os: linux
      dist: bionic
      compiler: gcc
      env: TASK='compile'
      addons:
        apt:
          packages:
           - *core_build_gpp_latest
    - os: linux
      dist: bionic
      compiler: mingw32-gcc
      env: 
        - TASK='windows'
        - CC='x86_64-w64-mingw32-gcc'
      addons:
        apt:
          packages:
           - *core_build_windows
    - os: linux
      dist: bionic
      compiler: clang
      env: TASK='sanitize'
      addons:
        apt:
          packages:
           - *core_build_clang_latest
    - os: osx
      osx_image: xcode10.2
      compiler: clang
      env:
      - TASK='compile'
    - os: osx
      osx_image: xcode10.2
      compiler: gcc
      env:
      - TASK='compile'
    - os: osx
      osx_image: xcode10.2
      compiler: clang
      env:
      - TASK='sanitize'
    - os: linux
      dist: bionic
      env: TASK='codesmell'
      addons:
        apt:
          packages:
           - *linters
    - os: linux
      dist: bionic
      env: TASK='spellcheck'
      addons:
        apt:
          packages:
           - *linters
  allow_failures:
    - os: linux
      dist: bionic
      env: TASK='codesmell'
    - os: linux
      dist: bionic
      env: TASK='spellcheck'

env:
  global:
   # No colours in terminal (to reduce log file size)
   - TERM=dumb
   # Parallel make build
   - MAKEFLAGS="-j 2"

cache:
  apt: true
  directories:
    - $HOME/.ccache # ccache cache

before_cache:
  - ccache -s # see how many hits ccache got

before_install:
# Travis clones with --branch, which omits tags. Since we use them for the version string at build time, fetch them
 - git pull --tags
 - printf "This is %s on %s\n" "$(git describe)" "$TRAVIS_OS_NAME"
 - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
# 'brew install' sometimes returns non-zero for some arcane reason. Executing 'true' resets the exit code and allows Travis to continue building...
# Travis seems to have Python 2.7 installed by default, which for some reason prevents pkg-config from reading python3.pc
 - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install ccache ola lua openssl jack python3; brew link --overwrite python; true; fi
# OpenSSL is not a proper install due to some Apple bull, so provide additional locations via the environment...
# Additionally, newer versions of this "recipe" seem to use the name 'openssl@1.1' instead of plain 'openssl' and there seems to be
# no way to programmatically get the link and include paths. Genius! Hardcoding the new version for the time being...
 - export CFLAGS="$CFLAGS -I/usr/local/opt/openssl@1.1/include"
 - export LDFLAGS="$LDFLAGS -L/usr/local/opt/openssl@1.1/lib" 
 - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then PATH=/usr/local/opt/ccache/libexec:$PATH; fi # Use ccache on Mac too
 - if [ "$TRAVIS_OS_NAME" == "linux" -a \( "$TASK" = "compile" -o "$TASK" = "sanitize" \) -a "$CC" = "gcc" ]; then export CC="ccache gcc-8"; export CXX="ccache g++-8"; fi
#Use the latest clang if we're compiling with clang
 - if [ "$TRAVIS_OS_NAME" == "linux" -a "$CC" = "clang" ]; then export CC="clang-6.0"; export CXX="clang-6.0"; fi
#Report the compiler versions
 - $CC --version
#OS X uses something other than $CXX variable
 - if [ "$TRAVIS_OS_NAME" == "linux" -a \( "$TASK" = "compile" -o "$TASK" = "sanitize" \) ]; then $CXX --version; fi
# Download libraries to link with on Windows
 - if [ "$TASK" == "windows" ]; then wget "https://downloads.sourceforge.net/project/luabinaries/5.3.5/Windows%20Libraries/Dynamic/lua-5.3.5_Win64_dllw6_lib.zip" -O lua53.zip; unzip lua53.zip lua53.dll; fi

notifications:
 irc:
  channels:
   - "irc.hackint.org#midimonster"
  on_success: change # default: always
  on_failure: always # default: always
  nick: mm_ci
  use_notice: true

deploy:
 provider: releases
 file_glob: true
 token: $GITHUB_TOKEN
 file: ./deployment/*
 skip_cleanup: true
 draft: true
 on:
  tags: true