Add .travis.yml for automated testing

.travis.yml

@@ -0,0 +1,17 @@
+language: cpp
+
+compiler:
+  - clang
+
+cache: apt
+
+before_script:
+  - sudo apt-get update -qq
+  - sudo add-apt-repository ppa:ubuntugis/ppa -y
+  - sudo apt-get install bison cmake doxygen flex git graphviz grass-dev libexpat1-dev libfcgi-dev libgdal1-dev libgeos-dev libgsl0-dev libopenscenegraph-dev libosgearth-dev libpq-dev libproj-dev libqscintilla2-dev libqt4-dev libqt4-opengl-dev libqtwebkit-dev libqwt-dev libspatialindex-dev libspatialite-dev libsqlite3-dev lighttpd pkg-config poppler-utils pyqt4-dev-tools python python-dev python-qt4 python-qt4-dev python-sip python-sip-dev spawn-fcgi txt2tags xauth xfonts-100dpi xfonts-75dpi xfonts-base xfonts-scalable xvfb
+  - mkdir build
+  - cd build
+  - cmake -DWITH_MAPSERVER=ON -DWITH_STAGED_PLUGINS=OFF -DWITH_GRASS=OFF -DSUPPRESS_QT_WARNINGS=ON ..
+  - make -j2
+
+script: xvfb-run ctest -j2 --output-on-failure -D Experimental

CMakeLists.txt

@@ -275,6 +275,13 @@ IF (ENABLE_TESTS)
   add_custom_target(check-no-x COMMAND xvfb-run --server-args="-screen 10,1024x768x24" ctest --output-on-failure)
 ENDIF (ENABLE_TESTS)
 
+IF (SUPPRESS_QT_WARNINGS)
+  # Newer versions of UseQt4.cmake include Qt with -isystem automatically
+  # This can be used to force this behavior on older systems
+  # Can be removed as soon as Travis-CI updates from precise
+  INCLUDE_DIRECTORIES(SYSTEM ${QT_INCLUDE_DIR})
+ENDIF (SUPPRESS_QT_WARNINGS)
+
 INCLUDE( ${QT_USE_FILE} )
 
 # Disable automatic conversion from QString to ASCII 8-bit strings (char *)