# Travis CI configuration file

sudo: false

language: c

git:
  depth: 1

# Install autopoint on Ubuntu (needed for gettext)
addons:
  apt:
    packages:
    - autopoint

env:
  # More configurations are configured in the matrix section
  matrix:
    - CONFIG=normal
    - CONFIG=c90
    - CONFIG=stackprotect
  global:
    - MAKEFLAGS='-j 2'

compiler:
  - clang
  - gcc

os:
  - linux
  - osx

matrix:
  include:
  - env: CONFIG=clang6
    os: linux
    compiler: clang
    addons:
      apt:
        sources:
          - llvm-toolchain-trusty-6.0
          - ubuntu-toolchain-r-test
        packages:
          - autopoint
          - clang-6.0
  - env: CONFIG=gcc8
    os: linux
    compiler: gcc
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
        packages:
          - autopoint
          - g++-8
  - env: CONFIG=arm-cross
    os: linux
    compiler: gcc
    addons:
      apt:
        packages:
          - autopoint
          - gcc-4.8-arm-linux-gnueabihf
          - libc6-dev-armhf-cross
  - env: CONFIG=musl
    os: linux
    compiler: gcc
    addons:
      apt:
        packages:
          - autopoint
          - musl-tools
  - env: CONFIG=sanitize
    os: linux
    compiler: clang
    addons:
      apt:
        sources:
          - llvm-toolchain-trusty-6.0
          - ubuntu-toolchain-r-test
        packages:
          - autopoint
          - clang-6.0
          - libtool
    # Required for -fsanitize=undefined
    # see https://github.com/travis-ci/travis-ci/issues/9033
    sudo: required
  - env: CONFIG=coverage
    os: linux
    compiler: gcc
    addons:
      apt:
        packages:
          - autopoint
          - libpopt-dev
          - subversion
    cache:
      directories:
        - $HOME/failmalloc

install:
  - |
    if [ "$CONFIG" = "coverage" ] ; then
      set -e
      pip install --user cpp-coveralls
      cd "$HOME"
      git clone --depth=1 https://github.com/libexif/libexif-testsuite.git
      cd libexif-testsuite
      mkdir src
      ln -s "$TRAVIS_BUILD_DIR" src/libexif
      ./build-config.sh
      autoreconf -sivf
      cd "$HOME"
      # Failmalloc for improved test coverage
      if [ ! -e "$HOME/failmalloc/lib/libfailmalloc.so.0" ] ; then
        curl -fsSORL --retry 8 https://download.savannah.nongnu.org/releases/failmalloc/failmalloc-1.0.tar.gz
        tar xaf failmalloc-1.0.tar.gz
        cd failmalloc-1.0
        sed -i -e 's/\(__malloc_initialize_hook\)/volatile \1/' failmalloc.c
        ./configure --prefix="$HOME/failmalloc" --disable-dependency-tracking
        make
        make install
      fi
      cd "$TRAVIS_BUILD_DIR"
    fi

script:
  # Ensure brew gettext is in the PATH so autopoint is found on OS X
  - PATH="$PATH:/usr/local/opt/gettext/bin" autoreconf -sivf
  - if [ "$CONFIG" = "normal" ] ; then CFLAGS='-Wall -Wextra -O3'; fi
  - if [ "$CONFIG" = "c90" ] ; then CFLAGS='-std=iso9899:1990 -D_XOPEN_SOURCE=500 -Wall -Wextra -O3'; fi
  - if [ "$CONFIG" = "stackprotect" ] ; then CFLAGS='-g -O0 -fstack-protector-all'; fi
  - if [ "$CONFIG" = "clang6" ] ; then CFLAGS='-Wall -Wextra -O3'; export CC=clang-6.0; fi
  - if [ "$CONFIG" = "gcc8" ] ; then CFLAGS='-Wall -Wextra -O3'; export CC=gcc-8; fi
  - if [ "$CONFIG" = "arm-cross" ] ; then CFLAGS='-Wall -Wextra -O3'; export CC=arm-linux-gnueabihf-gcc-4.8; CONFIGURE_OPTS='--host=arm-linux-gnueabihf'; fi
  - if [ "$CONFIG" = "musl" ] ; then CFLAGS='-Wall -Wextra -O3'; export CC=musl-gcc; CONFIGURE_OPTS='--disable-shared'; fi
  - if [ "$CONFIG" = "sanitize" ] ; then CFLAGS='-g -Wall -Wextra -fsanitize=address -fsanitize=undefined -fsanitize-address-use-after-scope'; export CC=clang-6.0; export ASAN_OPTIONS=strict_string_checks=1:detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1; fi
  - if [ "$CONFIG" = "coverage" ] ; then cd "$HOME"/libexif-testsuite; CFLAGS=--coverage; CONFIGURE_OPTS="LDFLAGS=--coverage --with-failmalloc=$HOME/failmalloc/lib" ; fi
  - ./configure --prefix="${HOME}"/install --disable-dependency-tracking CFLAGS="$CFLAGS" $CONFIGURE_OPTS || { tail -300 config.log; false; }

  - make V=1
  # Skip tests when cross compiling.
  - if [ "$CONFIG" != "arm-cross" ] ; then make V=1 check || { tail -300 test*/test-suite.log; false; }; fi
  - make V=1 install

  - if [ "$CONFIG" = "coverage" ] ; then cd "$TRAVIS_BUILD_DIR"; fi

after_success:
  - if [ "$CONFIG" = "coverage" ] ; then coveralls --build-root libexif --exclude test --exclude contrib --gcov-options '\-lp'; fi