#
# Copyright (c) 2016 Stefan Seefeld
# All rights reserved.
#
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)

sudo: required
dist: trusty

language: cpp

env:
  global:
    - secure: BRNUkxN3p8f+uYKWC3Hr0VPqZA0PxbWr1DJlcI4hbiZtzKhMCWjDmd9UW9CzzexqeOxpd+9s0G87qvOur+wMSVxugDxtTesZrh1czXHeSVxgQrYD783XJtQJ9aYypbChkiboRD6Xpmbq7itwMuHBJMFtCuDxMynpU1jWwkyTf2Y=

matrix:
  include:
    - compiler: gcc
      env: CXX=g++ PYTHON=python CXXFLAGS=-std=c++98
    - compiler: gcc
      env: CXX=g++ PYTHON=python CXXFLAGS=-std=c++11
    - compiler: gcc
      env: CXX=g++ PYTHON=python3 CXXFLAGS=-std=c++98
    - compiler: gcc
      env: CXX=g++ PYTHON=python3 CXXFLAGS=-std=c++11
    - compiler: clang
      # clang generates an 'illegal instruction' error in the NumPy check.
      # Perhaps we need to upgrade clang to a newer version ?
      env: CXX=clang++ PYTHON=python3 CXXFLAGS=-std=c++98 OPTIONS=--no-numpy
    - compiler: clang
      env: CXX=clang++ PYTHON=python3 CXXFLAGS=-std=c++11 OPTIONS=--no-numpy
    - env: PYTHON=python DOC=1


addons:
  apt:
    sources:
    - ubuntu-toolchain-r-test
    packages:
    - scons
    - gcc-4.8
    - g++-4.8
    - clang
    - python-numpy
    - python-sphinx
    - python3-dev
    - python3-numpy
    - libboost-all-dev
    - xsltproc
    - docbook-xsl
    - python-docutils


cache:
  directories:
  - $HOME/Boost

before_install:
  # The Trusty image has several Python versions pre-installed compiled with
  # conflicting UCS2 and UCS4 unicode. Modify the PATH to skip the TravisCI python.
  # See https://github.com/travis-ci/travis-ci/issues/4948 for details.
  - export PATH=$(echo $PATH | tr ':' "\n" | sed '/\/opt\/python/d' | tr "\n" ":" | sed "s|::|:|g")

install:
  # Install our own version of Boost (the subset we need) as the system version is
  # too old (for C++11 support).
  - rm -rf $HOME/Boost
  - |
     set -e
     if [ ! -d $HOME/Boost ]; then
       echo "rebuilding Boost prerequisites"
       wget https://sourceforge.net/projects/boost/files/boost/1.61.0/boost_1_61_0.tar.gz/download
       tar xf download
       pushd boost_1_61_0
       ./bootstrap.sh
       ./b2 tools/bcp
       mkdir -p $HOME/Boost
       dist/bin/bcp python tools/boostbook tools/quickbook $HOME/Boost &> /dev/null
       popd
     fi

before_script:
- scons --version

script:
- scons config --python=$PYTHON --boost-include=$HOME/Boost $OPTIONS
- if [ "$DOC" ]; then scons doc; else scons && scons test; fi

after_success:
# Upload docs only when building upstream.
- |
   if [ "$DOC" -a \
        "$TRAVIS_REPO_SLUG" = "boostorg/python" -a \
        "$TRAVIS_PULL_REQUEST" = "false" ]; then
     export GH_TOKEN
     .ci/upload_docs.sh
   fi