Added traces for debug

src/FqBaseBackend.cpp

@@ -14,7 +14,12 @@
 
 
 #include "FqBaseBackend.h"
+#define DEBUG
 
+#ifdef DEBUG
+#include <iostream>
+using namespace std;
+#endif
 
 void FqBaseBackend::openFile(char * ficname, unsigned char id) {
     int st,s;
@@ -54,6 +59,9 @@ void FqBaseBackend::openFile() {
         err_msg+=" is already open!";
         throw std::runtime_error(err_msg);
     }
+#ifdef DEBUG
+cout<<"going to open file : "<<filename<<" id="<<f_id<<endl;
+#endif
     openFile(filename,f_id);
 }