Compile CUDA files as C++.

cmake/FindCUDA.cmake

@@ -57,7 +57,7 @@ MARK_AS_ADVANCED (CUDA_FOUND CUDA_COMPILER CUDA_RUNTIME_LIBRARY)
 
 
 #SET(CUDA_OPTIONS "-ncfe")
-SET(CUDA_OPTIONS "")
+SET(CUDA_OPTIONS "--host-compilation=C++")
 
 IF (CUDA_EMULATION)
 	SET (CUDA_OPTIONS "${CUDA_OPTIONS} -deviceemu")
@@ -119,22 +119,22 @@ MACRO (WRAP_CUDA outfiles)
 
 	FOREACH (CUFILE ${ARGN})
 		GET_FILENAME_COMPONENT (CUFILE ${CUFILE} ABSOLUTE)
-		GET_FILENAME_COMPONENT (CFILE ${CUFILE} NAME_WE)
-		SET (CFILE ${CMAKE_CURRENT_BINARY_DIR}/${CFILE}.gen.c)
+		GET_FILENAME_COMPONENT (CPPFILE ${CUFILE} NAME_WE)
+		SET (CPPFILE ${CMAKE_CURRENT_BINARY_DIR}/${CPPFILE}.gen.cpp)
 
 		GET_CUFILE_DEPENDENCIES(CUDEPS ${CUFILE})
 		#MESSAGE("${CUDEPS}")
 
 		ADD_CUSTOM_COMMAND (
-			OUTPUT ${CFILE}
+			OUTPUT ${CPPFILE}
 			COMMAND ${CUDA_COMPILER}
-			ARGS -cuda ${cuda_includes} ${CUDA_OPTIONS} -o ${CFILE} ${CUFILE}
+			ARGS -cuda ${cuda_includes} ${CUDA_OPTIONS} -o ${CPPFILE} ${CUFILE}
 			MAIN_DEPENDENCY ${CUFILE}
 			DEPENDS ${CUDEPS})
 
-		#MACRO_ADD_FILE_DEPENDENCIES(${CUFILE} ${CFILE})
+		#MACRO_ADD_FILE_DEPENDENCIES(${CUFILE} ${CPPFILE})
 
-		SET (${outfiles} ${${outfiles}} ${CFILE})
+		SET (${outfiles} ${${outfiles}} ${CPPFILE})
 	ENDFOREACH (CUFILE)
 	
 	SET_SOURCE_FILES_PROPERTIES(${outfiles} PROPERTIES GENERATED 1)