+before_install:
+ - |
+ if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
+ HOMEBREW_NO_AUTO_UPDATE=1 brew install python3 ninja expat gettext
+ # Set PATH for homebrew pip3 installs
+ PATH="$HOME/Library/Python/3.6/bin:${PATH}"
+ # Set PKG_CONFIG_PATH for keg-only expat
+ PKG_CONFIG_PATH="/usr/local/opt/expat/lib/pkgconfig:${PKG_CONFIG_PATH}"
+ # Set PATH for keg-only gettext
+ PATH="/usr/local/opt/gettext/bin:${PATH}"
+
+ # Install xquartz for prereqs ...
+ XQUARTZ_VERSION="2.7.11"
+ wget -nv https://dl.bintray.com/xquartz/downloads/XQuartz-${XQUARTZ_VERSION}.dmg
+ hdiutil attach XQuartz-${XQUARTZ_VERSION}.dmg
+ sudo installer -pkg /Volumes/XQuartz-${XQUARTZ_VERSION}/XQuartz.pkg -target /
+ hdiutil detach /Volumes/XQuartz-${XQUARTZ_VERSION}
+ # ... and set paths
+ PATH="/opt/X11/bin:${PATH}"
+ PKG_CONFIG_PATH="/opt/X11/share/pkgconfig:/opt/X11/lib/pkgconfig:${PKG_CONFIG_PATH}"
+ ACLOCAL="aclocal -I /opt/X11/share/aclocal -I /usr/local/share/aclocal"
+ fi