cpp: Require CXX_STANDARD 11 - fixes #578

Signed-off-by: Benn Snyder <[email protected]>

Author: piedar

README.md

@@ -18,7 +18,7 @@ Notice: If you have the newer Kinect v2 (XBox One), use [OpenKinect/libfreenect2
 To build libfreenect, you'll need
 
 - [libusb](http://libusb.info) >= 1.0.18
-- [CMake](http://cmake.org) >= 2.8.12
+- [CMake](http://cmake.org) >= 3.1.0
 - [python](http://python.org) >= 2.7 or >= 3.3 (only if BUILD_PYTHON=ON or BUILD_PYTHON2=ON or BUILD_PYTHON3=ON or BUILD_REDIST_PACKAGE=OFF)
 
 For the examples, you'll need
@@ -44,12 +44,12 @@ For example, to build the Python wrapper (defaults to system Python):
 
     cmake .. -DBUILD_PYTHON=ON
     make
-    
+
 Or the Python 3 wrapper:
-    
+
     cmake .. -DBUILD_PYTHON3=ON
     make
-    
+
 
 You can specify a build with debug symbols:
 

wrappers/cpp/CMakeLists.txt

@@ -1,3 +1,6 @@
+cmake_minimum_required(VERSION 3.1.0)
+set_property(DIRECTORY PROPERTY CXX_STANDARD 11)
+
 install(FILES libfreenect.hpp
         DESTINATION ${PROJECT_INCLUDE_INSTALL_DIR})
 
@@ -19,4 +22,4 @@ if (BUILD_EXAMPLES)
     install(TARGETS freenect-cppview freenect-cpp_pcview
             DESTINATION bin)
   endif()
-ENDIF()
+endif()