Add a warning if some endogenous is not present in steady_state_model block.

Closes #556

SteadyStateModel.cc

@@ -93,6 +93,15 @@ SteadyStateModel::checkPass(bool ramsey_policy, WarningConsolidation &warnings)
 
       copy(symb_ids.begin(), symb_ids.end(), back_inserter(so_far_defined));
     }
+
+  set<int> orig_endogs = symbol_table.getOrigEndogenous();
+  for (set<int>::const_iterator it = orig_endogs.begin();
+       it != orig_endogs.end(); ++it)
+    {
+      if (find(so_far_defined.begin(), so_far_defined.end(), *it)
+          == so_far_defined.end())
+        warnings << "WARNING: in the 'steady_state_model' block, variable '" << symbol_table.getName(*it) << "' is not assigned a value" << endl;
+    }
 }
 
 void

SymbolTable.cc

 /*
- * Copyright (C) 2003-2013 Dynare Team
+ * Copyright (C) 2003-2014 Dynare Team
  *
  * This file is part of Dynare.
  *
@@ -591,3 +591,23 @@ SymbolTable::getEndogenous() const
       endogs.insert(it->second);
   return endogs;
 }
+
+bool
+SymbolTable::isAuxiliaryVariable(int symb_id) const
+{
+  for (int i = 0; i < aux_vars.size(); i++)
+    if (aux_vars[i].get_symb_id() == symb_id)
+      return true;
+  return false;
+}
+
+set<int>
+SymbolTable::getOrigEndogenous() const
+{
+  set <int> origendogs;
+  for (symbol_table_type::const_iterator it = symbol_table.begin();
+       it != symbol_table.end(); it++)
+    if (getType(it->second) == eEndogenous && !isAuxiliaryVariable(it->second))
+      origendogs.insert(it->second);
+  return origendogs;
+}

SymbolTable.hh

 /*
- * Copyright (C) 2003-2013 Dynare Team
+ * Copyright (C) 2003-2014 Dynare Team
  *
  * This file is part of Dynare.
  *
@@ -297,6 +297,10 @@ public:
   set <int> getExogenous() const;
   //! Get list of endogenous variables
   set <int> getEndogenous() const;
+  //! Is a given symbol an auxiliary variable
+  bool isAuxiliaryVariable(int symb_id) const;
+  //! Get list of endogenous variables without aux vars
+  set <int> getOrigEndogenous() const;
 };
 
 inline bool