renamed file extensions

libmesh/CMakeLists.txt

@@ -23,7 +23,7 @@ if (MPI_FOUND)
 	enable_language(CXX)
     include_directories(${MPI_INCLUDE_PATH} ${LIBMESH_INCLUDE_PATH})
     link_directories(${LIBMESH_LIBRARY_PATH}) 
-    add_executable(${NAME} fem_system_ex4.C heatsystem.C)
+    add_executable(${NAME} fem_system_ex4.cpp heatsystem.cpp)
     set(CMAKE_BUILD_TYPE RelWithDebInfo)
     if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
     	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")

libmesh/fem_system_ex4.C → libmesh/fem_system_ex4.cpp

@@ -43,7 +43,7 @@
 #include "libmesh/uniform_refinement_estimator.h"
 
 // The systems and solvers we may use
-#include "heatsystem.h"
+#include "heatsystem.hpp"
 #include "libmesh/diff_solver.h"
 #include "libmesh/euler_solver.h"
 #include "libmesh/steady_solver.h"

libmesh/heatsystem.C → libmesh/heatsystem.cpp

-#include "heatsystem.h"
+#include "heatsystem.hpp"
 
 #include "libmesh/dirichlet_boundaries.h"
 #include "libmesh/dof_map.h"

libmesh/heatsystem.h → libmesh/heatsystem.hpp

+#pragma once
+
 #include "libmesh/enum_fe_family.h"
 #include "libmesh/fem_system.h"