Intelligently deal with capitalised or non capitalised Python include directory

Author: robotkyberd

CMakeLists.txt

@@ -7,11 +7,19 @@ FIND_PACKAGE(PythonInterp 2.7)
      		EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('INCLUDEDIR')"  OUTPUT_VARIABLE PYTHON_INCLUDE_PATH OUTPUT_STRIP_TRAILING_WHITESPACE)
      		EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('LIBDIR')"  OUTPUT_VARIABLE PYTHON_LIB_PATH OUTPUT_STRIP_TRAILING_WHITESPACE) 
 		if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")  
-     			set(PYTHON_LIBRARIES "${PYTHON_LIB_PATH}/libpython2.7.dylib" CACHE FILEPATH "Path to the libpython2.7.dylib library file" FORCE)
-			set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/Python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+     		set(PYTHON_LIBRARIES "${PYTHON_LIB_PATH}/libpython2.7.dylib" CACHE FILEPATH "Path to the libpython2.7.dylib library file" FORCE)
+		  	if(IS_DIRECTORY "${PYTHON_INCLUDE_PATH}/Python2.7")
+				set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/Python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+		  	else()
+				set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+		  	endif()
 		elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 			set(PYTHON_LIBRARIES "${PYTHON_LIB_PATH}/x86_64-linux-gnu/libpython2.7.so" CACHE FILEPATH "Path to the libpython2.7.so library file" FORCE)
-			set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+  		  	if(IS_DIRECTORY "${PYTHON_INCLUDE_PATH}/Python2.7")
+  				set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/Python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+  		  	else()
+  				set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_PATH}/python2.7" CACHE FILEPATH "Directory holding the python.h include file" FORCE)
+  		 	 endif()
 		endif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 
        		set(PYTHONLIBS_FOUND TRUE)