Validation of linux kernel version in setup.py

setup.py

@@ -2,6 +2,14 @@
 # vim: set fileencoding=utf-8
 # vim: ts=4:sw=4:et:ai:sts=4
 from distutils.core import setup, Extension, Command
+import platform
+
+# CHECK dependencies
+# Linux kernel >= 2.6.36  
+l = platform.uname()[2].split("-")[0].split(".")
+l.reverse()
+if sum( int(l[i])*pow(10,i) for i in xrange(len(l))) < 296:
+    raise RuntimeError("Linux kernel >= 2.6.36 is required")
 
 setup(
         name        = 'netns',