added a first version of ISIS NeXus Version 1

src/tests/nexus/Makefile

@@ -0,0 +1,32 @@
+# Makefile for nexus_read_test.cpp
+# $Id$
+
+NEXUS_CLASS     = PNeXus
+NEXUS_CLASS_DIR = ../../external/nexus
+
+CXX      = g++
+CXXFLAGS = -g -Wall -fPIC
+INCLUDES = -I /usr/local/include -I $(NEXUS_CLASS_DIR)
+LD       = g++
+LDFLAGS  = -g
+
+LIBS     = -L /usr/local/lib -lNeXus
+LIBS    += -L /usr/local/hdf5/lib -lhdf5
+
+EXEC = nexus_read_test
+
+all: $(EXEC)
+
+$(EXEC): $(NEXUS_CLASS).o $(EXEC).o 
+	$(LD) $(LDFLAGS) $(NEXUS_CLASS).o $(EXEC).o -o $(EXEC) $(LIBS)
+	
+$(EXEC).o: $(EXEC).cpp
+	$(CXX) -c $(INCLUDES) $(CXXFLAGS) $(EXEC).cpp
+	
+$(NEXUS_CLASS).o: $(NEXUS_CLASS_DIR)/$(NEXUS_CLASS).cpp	
+	$(CXX) -c $(INCLUDES) $(CXXFLAGS) $(NEXUS_CLASS_DIR)/$(NEXUS_CLASS).cpp
+	
+clean:
+	@rm -f *.o
+
+

src/tests/nexus/nexus_read_test.cpp

@@ -0,0 +1,89 @@
+/***************************************************************************
+
+  nexus_read_test.cpp
+
+  Author: Andreas Suter
+  e-mail: andreas.suter@psi.ch
+
+  $Id$
+
+***************************************************************************/
+
+/***************************************************************************
+ *   Copyright (C) 2007-2011 by Andreas Suter                              *
+ *   andreas.suter@psi.ch                                                  *
+ *                                                                         *
+ *   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 2 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, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#include <cstdio>
+
+#include <iostream>
+#include <string>
+#include <vector>
+using namespace std;
+
+#include "napi.h"
+
+#include "PNeXus.h"
+
+//---------------------------------------------------------------------------------------
+
+void nexus_read_test_syntax()
+{
+  cout << endl << ">>---------------------------------------------------------------------------------------";
+  cout << endl << ">> usage: nexus_read_test <nexus-in-filename> <nexus-out-filename> <nexus-write-format>";
+  cout << endl << ">>        This will try to read a nexus-files <nexus-in-filename> and send the relevant";
+  cout << endl << ">>        information to the standard output.";
+  cout << endl << ">>        At the same time the read file is written back to <nexus-out-filename>, where";
+  cout << endl << ">>        the extension will be added based on the <nexus-write-format>.";
+  cout << endl << ">>        <nexus-write-format>: hdf4, hdf5, xml";
+  cout << endl << ">>---------------------------------------------------------------------------------------";
+  cout << endl << endl;
+}
+
+//---------------------------------------------------------------------------------------
+
+int main(int argc, char *argv[])
+{  
+  if (argc != 4) {
+    nexus_read_test_syntax();
+    return -1;
+  }
+
+  PNeXus *nxs_file = new PNeXus(argv[1]);
+
+  if (nxs_file->IsValid()) {
+    nxs_file->Dump();
+
+    char filename[128];
+    if (strstr(argv[3], "hdf") || strstr(argv[3], "xml")) {
+      snprintf(filename, sizeof(filename), "%s.%s", argv[2], argv[3]);
+    } else {
+      cerr << endl << "**ERROR** unkown nexus write format found" << endl;
+      nexus_read_test_syntax();
+      return -1;
+    }
+
+    if (nxs_file->WriteFile(filename, argv[3]) != NX_OK) {
+      cerr << endl << nxs_file->GetErrorMsg() << " (" << nxs_file->GetErrorCode() << ")" << endl << endl;
+    } else {
+      cout << endl << "file " << filename << " written successfully." << endl << endl;
+    }
+  }
+
+  return 0;
+}