added new tutorial dir

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@467 331e1502-861f-0410-8da2-ba01fb791d7f

trunk/paradiseo-peo/tutorial/examples/tsp/src/data.cpp

@@ -0,0 +1,98 @@
+// "data.cpp"
+
+// (c) OPAC Team, LIFL, January 2006
+
+/* 
+   Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#include <stdio.h>
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <utils/eoParser.h>
+
+#include "data.h"
+#include "node.h"
+
+#define MAX_TRASH_LENGTH 1000
+#define MAX_FIELD_LENGTH 1000
+#define MAX_LINE_LENGTH 1000
+
+static void getNextField (FILE * __f, char * __buff) {
+  
+  char trash [MAX_TRASH_LENGTH];  
+
+  fscanf (__f, "%[ \t:\n]", trash); /* Discarding sep. */ 
+  fscanf (__f, "%[^:\n]", __buff); /* Reading the field */
+  fgetc (__f);
+}
+
+static void getLine (FILE * __f, char * __buff) {
+
+  char trash [MAX_TRASH_LENGTH];  
+
+  fscanf (__f, "%[ \t:\n]", trash); /* Discarding sep. */ 
+  fscanf (__f, "%[^\n]", __buff); /* Reading the line */
+}
+
+void loadData (const char * __filename) {
+
+  FILE * f = fopen (__filename, "r");
+
+   if (f) {
+
+     printf ("Loading '%s'.\n", __filename);
+     
+     char field [MAX_FIELD_LENGTH];
+     
+     getNextField (f, field); /* Name */
+     assert (strstr (field, "NAME"));
+     getNextField (f, field); 
+     printf ("NAME: %s.\n", field);
+     
+     getNextField (f, field); /* Comment */
+     assert (strstr (field, "COMMENT"));
+     getLine (f, field);
+     printf ("COMMENT: %s.\n", field);
+     
+     getNextField (f, field); /* Type */
+     assert (strstr (field, "TYPE"));
+     getNextField (f, field); 
+     printf ("TYPE: %s.\n", field);
+
+     getNextField (f, field); /* Dimension */
+     assert (strstr (field, "DIMENSION"));
+     getNextField (f, field); 
+     printf ("DIMENSION: %s.\n", field);
+     numNodes = atoi (field);
+
+     getNextField (f, field); /* Edge weight type */
+     assert (strstr (field, "EDGE_WEIGHT_TYPE"));
+     getNextField (f, field); 
+     printf ("EDGE_WEIGHT_TYPE: %s.\n", field);
+     
+     getNextField (f, field); /* Node coord section */
+     assert (strstr (field, "NODE_COORD_SECTION"));
+     loadNodes (f);
+     
+     getNextField (f, field); /* End of file */
+     assert (strstr (field, "EOF"));
+     printf ("EOF.\n");
+   }
+   else {
+     
+     fprintf (stderr, "Can't open '%s'.\n", __filename); 
+     exit (1);
+   }
+}
+
+void loadData (eoParser & __parser) {
+  
+  /* Getting the path of the instance */
+  
+  eoValueParam <std :: string> param ("", "inst", "Path of the instance") ;
+  __parser.processParam (param) ;
+  loadData (param.value ().c_str ());
+}