used generalised method for writing files

Applications/Utils/MeshEdit/moveMeshNodes.cpp

@@ -18,7 +18,6 @@
 
 #include "GeoLib/AABB.h"
 
-#include "MeshLib/IO/VtkIO/VtuInterface.h"
 #include "MeshLib/IO/readMeshFromFile.h"
 #include "MeshLib/IO/writeMeshToFile.h"
 #include "MeshLib/Mesh.h"
@@ -75,7 +74,6 @@ int main (int argc, char* argv[])
         INFO("Usage: %s <msh-file.msh> <keyword> [<value1>] [<value2>]",
              argv[0]);
         INFO("Available keywords:");
-        //for (std::size_t i=0; i<keywords.size(); i++)
         INFO(
             "\t-ALL <value1> <value2> : changes the elevation of all mesh "
             "nodes by <value2> in direction <value1> [x,y,z].");
@@ -209,7 +207,10 @@ int main (int argc, char* argv[])
     }
     /**** add other keywords here ****/
 
-    MeshLib::IO::VtuInterface vtu (mesh.get(), 0, false);
-    vtu.writeToFile(msh_name.substr(0, msh_name.length() - 4) + "_new.vtu");
+    std::string const new_mesh_name (msh_name.substr(0, msh_name.length() - 4) + "_new.vtu");
+    if (MeshLib::IO::writeMeshToFile(*mesh, new_mesh_name) != 0)
+        return EXIT_FAILURE;
+
+    INFO ("Result successfully written.")
     return EXIT_SUCCESS;
 }

MeshLib/IO/writeMeshToFile.cpp

@@ -22,19 +22,22 @@ namespace MeshLib
 {
 namespace IO
 {
-void writeMeshToFile(const MeshLib::Mesh &mesh, const std::string &file_name)
+int writeMeshToFile(const MeshLib::Mesh &mesh, const std::string &file_name)
 {
     if (BaseLib::hasFileExtension("msh", file_name))
     {
         MeshLib::IO::Legacy::MeshIO meshIO;
         meshIO.setMesh(&mesh);
         meshIO.writeToFile(file_name);
+        return 0;
     } else if (BaseLib::hasFileExtension("vtu", file_name)) {
         MeshLib::IO::VtuInterface writer(&mesh);
         writer.writeToFile(file_name);
-    } else {
-        ERR("writeMeshToFile(): Unknown mesh file format in file %s.", file_name.c_str());
+        return 0;
     }
+
+    ERR("writeMeshToFile(): Unknown mesh file format in file %s.", file_name.c_str());
+    return -1;
 }
 
 } // end namespace IO

MeshLib/IO/writeMeshToFile.h

@@ -16,7 +16,7 @@ namespace MeshLib
 class Mesh;
 namespace IO
 {
-void writeMeshToFile(const MeshLib::Mesh &mesh, const std::string &file_name);
+int writeMeshToFile(const MeshLib::Mesh &mesh, const std::string &file_name);
 }
 }