Update travis config file

.travis.yml

@@ -1,36 +1,39 @@
-  - os: linux
-    dist: trusty
-    sudo: required
-    env: TARGET="linux64"
+language: c++
+compiler: gcc
 
-    install:
-      - sudo apt-get update
-      # Qt
-      - sudo apt-get install qt5-default qttools5-dev-tools
-      # Liblo
-      - sudo apt-get install liblo-dev liblo-tools
-      # GStreamer
-      - sudo apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev gstreamer1.0-plugins-bad gstreamer1.0-libav gstreamer1.0-vaapi gstreamer1.0-plugins-base gstreamer1.0-plugins-base-apps gstreamer1.0-plugins-good gstreamer1.0-plugins-ugly gstreamer1.0-x gstreamer1.0-tools
-      # QtMultimedia (unused)
-      - sudo apt-get install qtmultimedia5-dev
+matrix:
+  include:
+    - os: linux
+      dist: trusty
+      env: TARGET="linux64"
 
-    script:
-      - qmake mapmap.pro
-      - make
+    - os: osx
+      osx_image: xcode8
+      env: TARGET="osx"
 
-  - os: osx
-    osx_image: xcode8
-    compiler: gcc
-    env: TARGET="osx"
+before_install:
+  - if [ "$TARGET" == "linux64" ]; then
+      sudo apt-get update
+    fi
 
-    before_install:
-      - brew update && brew bundle
+  - if [ "$TARGET" == "osx" ]; then
+      brew update && brew bundle
+    fi
 
-    install:
-      - brew install qt
-      - brew install liblo
-      - brew install gstreamer gst-plugins-bad gst-plugins-base gst-plugins-good gst-libav
+install:
+  - if [ "$TARGET" == "linux64" ]; then
+      sudo apt-get install qt5-default qttools5-dev-tools
+      sudo apt-get install liblo-dev liblo-tools
+      sudo apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev gstreamer1.0-plugins-bad gstreamer1.0-libav gstreamer1.0-vaapi gstreamer1.0-plugins-base gstreamer1.0-plugins-base-apps gstreamer1.0-plugins-good gstreamer1.0-plugins-ugly gstreamer1.0-x gstreamer1.0-tools
+      sudo apt-get install qtmultimedia5-dev
+    fi
 
-    script:
-      - qmake mapmap.pro
-      - make
+  - if [ "$TARGET" == "linux64" ]; then
+      brew install qt
+      brew install liblo
+      brew install gstreamer gst-plugins-bad gst-plugins-base gst-plugins-good gst-libav
+    fi
+
+script:
+  - qmake mapmap.pro
+  - make