Index: .travis.yml
===================================================================
--- /dev/null
+++ .travis.yml
@@ -0,0 +1,85 @@
+# https://docs.travis-ci.com/user/customizing-the-build/
+language: cpp
+
+sudo: required
+
+matrix:
+  include:
+# linux
+    - os: linux
+      compiler: gcc
+# This var is only used for display
+      env: Compiler_Version="4.8"
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          packages:
+          - gcc-5
+          - g++-5
+# preceding the version with a hyphen, as it gets added to the gcc command
+# when CC and CXX are exported in the "script" section below
+      env: Tr_Compiler_Version="-5"
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          packages:
+          - gcc-6
+          - g++-6
+      env: Tr_Compiler_Version="-6"
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          packages:
+          - gcc-7
+          - g++-7
+      env: Tr_Compiler_Version="-7"
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          packages:
+          - gcc-8
+          - g++-8
+      env: Tr_Compiler_Version="-8"
+# clang
+    - os: linux
+      compiler: clang
+      env: Compiler_Version="5"
+    - os: linux
+      compiler: clang
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          - sourceline: 'deb http://apt.llvm.org/trusty/ llvm-toolchain-trusty-6.0 main'
+          packages:
+          - clang-6.0
+      env: Tr_Compiler_Version="-6.0"
+# osx
+#    - os: osx
+#      osx_image: xcode9.2
+#      env: Tr_Xcode_Version="9.2"
+    - os: osx
+      osx_image: xcode9.3beta
+      env: Tr_Xcode_Version="9.3beta"
+
+before_install:
+  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then sh ./.travis_before_osx_install.sh; fi
+  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then sh ./.travis_before_linux_install.sh; fi
+
+script:
+  - export CXX=$CXX$Tr_Compiler_Version
+  - export CC=$CC$Tr_Compiler_Version
+  - build/workspaces/update-workspaces.sh --with-system-nvtt
+  - make -C build/workspaces/gcc
Index: .travis_before_linux_install.sh
===================================================================
--- /dev/null
+++ .travis_before_linux_install.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# the latest Ubuntu version running on Travis is trusty, and there are
+# dependencies that don't meet the required version, so we'll
+# get them from the 0ad PPA
+sudo add-apt-repository -y ppa:wfg/0ad
+sudo apt-get update
+
+# using -q reduces the travis log output
+sudo apt-get install -q -y \
+    libsodium-dev libgloox-dev \
+    libenet-dev libboost1.58-dev libboost-filesystem1.58-dev
+
+# when trying to install libsdl2-dev, these dependencies do not get
+# installed automatically.
+# https://github.com/travis-ci/travis-ci/issues/9065
+sudo apt-get install -q   \
+    libegl1-mesa-dev libgles2-mesa-dev
+
+# install the remaining dependencies
+sudo apt-get install -q   \
+    libcurl4-gnutls-dev libicu-dev    \
+    libminiupnpc-dev libnspr4-dev libnvtt-dev libogg-dev libopenal-dev   \
+    libpng-dev libsdl2-dev libvorbis-dev libwxgtk3.0-dev libxcursor-dev  \
+    libxml2-dev zlib1g-dev
Index: .travis_before_osx_install.sh
===================================================================
--- /dev/null
+++ .travis_before_osx_install.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+brew update
+brew install  \
+  enet libogg glew gloox libogg libsodium \
+  libvorbis libxml2 miniupnpc sdl2
+
+brew outdated cmake || brew upgrade cmake
+brew outdated pkgconfig || brew upgrade pkgconfig