--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/inst/private/generate_mf_constructor.m	Wed Aug 06 19:52:03 2014 +0200
@@ -0,0 +1,90 @@
+## Copyright (C) 2014 Eugenio Gianniti <eugenio.gianniti@mail.polimi.it>
+##
+## This program is free software; you can redistribute it and/or modify it under
+## the terms of the GNU General Public License as published by the Free Software
+## Foundation; either version 3 of the License, or (at your option) any later
+## version.
+##
+## This program is distributed in the hope that it will be useful, but WITHOUT
+## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+## details.
+##
+## You should have received a copy of the GNU General Public License along with
+## this program; if not, see <http://www.gnu.org/licenses/>.
+
+
+## -*- texinfo -*-
+## function for internal usage only
+## @end deftypefn
+
+function output = generate_mf_constructor (typename)
+
+STRING ="\n\
+#include <dolfin.h>\n\
+#include <fem-fenics/mesh.h>\n\
+#include ""meshfunction_@@TYPENAME@@.h""\n\
+#include <fem-fenics/dolfin_compat.h>\n\
+\n\
+DEFUN_DLD (MeshFunction_@@TYPENAME@@, args, nargout, ""MF = MeshFunction_@@TYPENAME@@ (MESH, FILENAME)"")\n\
+{\n\
+\n\
+  int nargin = args.length ();\n\
+  octave_value retval;\n\
+\n\
+  if (nargin < 2 || nargin > 2 || nargout > 1)\n\
+    print_usage ();\n\
+  else\n\
+    {\n\
+      if (! mesh_type_loaded)\n\
+        {\n\
+          mesh::register_type ();\n\
+          mesh_type_loaded = true;\n\
+          mlock ();\n\
+        }\n\
+\n\
+      if (! meshfunction_@@TYPENAME@@_type_loaded)\n\
+        {\n\
+          meshfunction_@@TYPENAME@@::register_type ();\n\
+          meshfunction_@@TYPENAME@@_type_loaded = true;\n\
+          mlock ();\n\
+        }\n\
+\n\
+      if (args(0).type_id () == mesh::static_type_id ()\n\
+          && args(1).is_string ())\n\
+        {\n\
+          std::string filename = args(1).string_value ();\n\
+          mesh const & msh_arg =\n\
+            static_cast<mesh const &> (args(0).get_rep ());\n\
+\n\
+          if (!error_state)\n\
+            {\n\
+              SHARED_PTR <dolfin::Mesh const> const &\n\
+                pmsh = msh_arg.get_pmsh ();\n\
+              filename += "".xdmf"";\n\
+\n\
+              try\n\
+                { retval = new meshfunction_@@TYPENAME@@ (pmsh, filename); }\n\
+              catch (std::runtime_error &)\n\
+                { error (""error reading file""); }\n\
+            }\n\
+        }\n\
+      else\n\
+        error (""invalid input arguments"");\n\
+    }\n\
+\n\
+  return retval;\n\
+}";
+
+STRING =  strrep (STRING, "@@TYPENAME@@", typename);
+
+fid = fopen (["MeshFunction_", typename, ".cc"], "w");
+if (is_valid_file_id (fid))
+  fputs (fid, STRING);
+  output = fclose (fid);
+else
+  error ("cannot open file");
+  output = 1;
+endif
+
+endfunction