.travis.yml

language: cpp

sudo: required
dist: trusty

compiler:
  - gcc
  - clang

env:
  global:
    - CXXFLAGS="-Werror -Wall -Wshadow -Wextra -pedantic"
    - BUILD=~/buildTmp
    - LIBPNG_DOWNLOAD=http://download.sourceforge.net/libpng/libpng-
    - LIBFREETYPE_DOWNLOAD=http://download.savannah.gnu.org/releases/freetype/freetype-
  matrix:
    - LIBPNG_VERSION=1.2.56 FREETYPE=OFF BUILD_TYPE=Release PERFTEST=OFF CPP11=OFF
    - LIBPNG_VERSION=1.2.56 FREETYPE=2.4.12 BUILD_TYPE=Release PERFTEST=ON CPP11=OFF # risky due to stdlib 98/11 incomp.
    - LIBPNG_VERSION=1.2.56 FREETYPE=2.4.12 BUILD_TYPE=Debug PERFTEST=ON CPP11=ON
    - LIBPNG_VERSION=1.4.19 FREETYPE=2.4.12 BUILD_TYPE=Debug PERFTEST=OFF CPP11=OFF
    - LIBPNG_VERSION=1.5.26 FREETYPE=2.5.5 BUILD_TYPE=Debug PERFTEST=OFF CPP11=OFF
    - LIBPNG_VERSION=1.6.21 FREETYPE=2.6.3 BUILD_TYPE=Release PERFTEST=OFF CPP11=OFF
    - LIBPNG_VERSION=1.7.0beta89 FREETYPE=2.7.1 BUILD_TYPE=Debug PERFTEST=OFF CPP11=OFF

matrix:
  allow_failures:
    - env: LIBPNG_VERSION=1.7.0beta89 FREETYPE=2.7.1 BUILD_TYPE=Debug PERFTEST=OFF CPP11=OFF

script:
  - cd $BUILD
  - if [ "$CPP11" == "ON" ]; then
      export CXXFLAGS="$CXXFLAGS -std=c++11";
    fi
  - cmake -DBUILD_PERFORMANCE=$PERFTEST -DCMAKE_BUILD_TYPE=BUILD_TYPE $TRAVIS_BUILD_DIR
  - make
# tests
  - make test
# install
  - sudo make install

before_script:
  - uname -r
  - lsb_release -a
# kick without checking dependencies
  - sudo dpkg -r --force-depends libpng12-dev
  - sudo dpkg -r --force-depends libpng12-0
  - sudo dpkg -r --force-depends libfreetype6-dev
  - sudo dpkg -r --force-depends libfreetype6
  - sudo rm -rf /usr/include/freetype* /usr/lib/x86_64-linux-gnu/libfreetype*
  - sudo rm -rf /usr/include/libpng12 /usr/include/png*.h /usr/lib/x86_64-linux-gnu/libpng*
#  - sudo apt-get remove -qq libpng12-0 libpng14-0:i386
  - sudo dpkg --get-selections
# BUILD libpng
  - wget "$LIBPNG_DOWNLOAD$LIBPNG_VERSION.tar.xz"
  - tar -xJf libpng-$LIBPNG_VERSION.tar.xz
  - cd libpng-$LIBPNG_VERSION
  - ls
  - ./configure --prefix=/usr
  - make
  - sudo make install
  - cd ..
  - sudo find /usr/lib -name 'libpng*'
# BUILD libfreetype (depends on libpng)
  - if [ "$FREETYPE" != "OFF" ]; then
      wget "$LIBFREETYPE_DOWNLOAD$FREETYPE.tar.gz";
      tar -xzf freetype-$FREETYPE.tar.gz;
      cd freetype-$FREETYPE;
      ./configure --prefix=/usr;
      make; sudo make install;
      cd ..;
    fi
  - sudo find /usr/lib -name 'libfreetype*'
# create build dir
  - mkdir -p $BUILD