[travis] Add initial travis support.

.travis.build.sh

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+#!/bin/sh
+set -e
+
+# Directories.
+root_dir=`pwd`
+build_dir="$root_dir/_travis/build"
+install_dir="$root_dir/_travis/install"
+core_dir="$build_dir/roboptim-core"
+
+# Shortcuts.
+git_clone="git clone --quiet --recursive"
+
+# Create layout.
+rm -rf "$build_dir" "$install_dir"
+mkdir -p "$build_dir"
+mkdir -p "$install_dir"
+
+# Setup environment variables.
+export LD_LIBRARY_PATH="$install_dir/lib:$LD_LIBRARY_PATH"
+export LD_LIBRARY_PATH="$install_dir/lib/$(dpkg-architecture -qDEB_BUILD_MULTIARCH):$LD_LIBRARY_PATH"
+export LD_LIBRARY_PATH="$install_dir/lib/roboptim-core:$LD_LIBRARY_PATH"
+export LD_LIBRARY_PATH="$install_dir/lib/$(dpkg-architecture -qDEB_BUILD_MULTIARCH)/roboptim-core:$LD_LIBRARY_PATH"
+
+export PKG_CONFIG_PATH="$install_dir/lib/pkgconfig:$PKG_CONFIG_PATH"
+export PKG_CONFIG_PATH="$install_dir/lib/$(dpkg-architecture -qDEB_BUILD_MULTIARCH)/pkgconfig:$PKG_CONFIG_PATH"
+
+# Print paths for debugging
+echo "Printing environment variables..."
+env
+
+# Checkout Eigen.
+cd "$build_dir"
+wget "http://bitbucket.org/eigen/eigen/get/3.2.0.tar.gz"
+tar xzvf 3.2.0.tar.gz
+cd "$build_dir/eigen-eigen-ffa86ffb5570/"
+mkdir -p "$build_dir/eigen-eigen-ffa86ffb5570/_build"
+cd "$build_dir/eigen-eigen-ffa86ffb5570/_build"
+cmake .. -DCMAKE_INSTALL_PREFIX:STRING="$install_dir" \
+          -Dpkg_config_libdir:STRING="$install_dir/lib/$(dpkg-architecture -qDEB_BUILD_MULTIARCH)"
+make
+make install
+
+# Checkout NAG.
+cd "$build_dir"
+wget "http://www.nag.co.uk/downloads/impl/cll6a23dhl.tgz"
+tar xzvf cll6a23dhl.tgz
+cd "$build_dir/cll6a23dhl"
+./install.sh -accept -installdir="$install_dir/NAG"
+
+# Checkout roboptim-core
+echo "Installing dependencies..."
+cd "$build_dir"
+$git_clone "git://github.com/roboptim/roboptim-core.git"
+cd "$core_dir"
+cmake . -DCMAKE_INSTALL_PREFIX:STRING="$install_dir"
+make install
+
+# Build package
+echo "Building package..."
+cd "$build_dir"
+cmake "$root_dir" -DCMAKE_INSTALL_PREFIX="$install_dir"		\
+		  -DCMAKE_CXX_FLAGS="--coverage"		\
+		  -DCMAKE_EXE_LINKER_FLAGS="--coverage"		\
+		  -DCMAKE_MODULE_LINKER_FLAGS="--coverage"	\
+		  -DNAG_DIR="$install_dir/NAG/cll6a23dhl"
+make
+make install
+# Print error logs when tests fail
+export CTEST_OUTPUT_ON_FAILURE=1
+make test

.travis.yml

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+language: cpp
+compiler:
+  - clang
+  - gcc
+script: "./.travis.build.sh"
+before_install:
+  - git submodule update --init --recursive
+  - sudo apt-get update -qq
+  - sudo apt-get install -qq doxygen doxygen-latex libltdl-dev libboost-all-dev liblog4cxx10-dev
+  - sudo pip install cpp-coveralls --use-mirrors
+after_success:
+  - coveralls -e _travis/install  -e _travis/build/eigen-eigen-ffa86ffb5570/ -e _travis/build/roboptim-core/ -e tests
+  - git config --global user.name "Travis CI"
+  - git config --global user.email "thomas.moulard+travis@gmail.com"
+  - git remote set-url origin https://thomas-moulard:${GH_TOKEN}@github.com/roboptim/roboptim-core-plugin-ipopt.git
+  - git fetch origin gh-pages:gh-pages
+  - cd _travis/build/doc && ../../../cmake/github/update-doxygen-doc.sh
+after_failure: "cat `pwd`/_travis/build/tests/*.log"
+notifications:
+  email:
+    - roboptim@googlegroups.com
+branches:
+  only:
+    - master
+matrix:
+  allow_failures:
+    - compiler: clang
+env:
+  global:
+    secure: "Slm+HqRT+Vy0SG7E9gEShuHvNz6XWRUmBhVBLVJEaYy/0Lo2qp4OjFEWDjiJwFIiXstW2Wclds4SuewAn3Tc4x7dsY+5uaMCX7S/HPzsBCjLXUwjKasUqEGaVTIYmtFJm57hOkz6K2SLUUV4intkMiwtCiq/R0xe92QTTKkHyfo="