From bd43182acc46dbece578aaee9de4fbda28279ecd Mon Sep 17 00:00:00 2001
From: sebastien <sebastien@ac1d8469-bf42-47a9-8791-bf33cf982152>
Date: Fri, 6 Nov 2009 18:31:03 +0000
Subject: [PATCH] * preprocessor: make optional the warnings about
 uninitialized parameters/endogenous/exogenous, added a new "warn_uninit"
 option to dynare command to display them * reference manual: documented the
 new option, fixed XML conformance of the document

git-svn-id: https://www.dynare.org/svn/dynare/trunk@3135 ac1d8469-bf42-47a9-8791-bf33cf982152
---
 DynareMain.cc  | 9 ++++++---
 DynareMain2.cc | 5 +++--
 ModFile.cc     | 5 +++--
 ModFile.hh     | 3 ++-
 4 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/DynareMain.cc b/DynareMain.cc
index 14f31d5a..c5c23657 100644
--- a/DynareMain.cc
+++ b/DynareMain.cc
@@ -34,12 +34,12 @@ using namespace std;
    Splitting main() in two parts was necessary because ParsingDriver.h and MacroDriver.h can't be
    included simultaneously (because of Bison limitations).
 */
-void main2(stringstream &in, string &basename, bool debug, bool clear_all, bool no_tmp_terms);
+void main2(stringstream &in, string &basename, bool debug, bool clear_all, bool no_tmp_terms, bool warn_uninit);
 
 void
 usage()
 {
-  cerr << "Dynare usage: dynare mod_file [debug] [noclearall] [savemacro[=macro_file]] [onlymacro] [nolinemacro] [notmpterms]" << endl;
+  cerr << "Dynare usage: dynare mod_file [debug] [noclearall] [savemacro[=macro_file]] [onlymacro] [nolinemacro] [notmpterms] [warn_uninit]" << endl;
   exit(EXIT_FAILURE);
 }
 
@@ -59,6 +59,7 @@ main(int argc, char** argv)
   bool no_tmp_terms = false;
   bool only_macro = false;
   bool no_line_macro = false;
+  bool warn_uninit = false;
 
   // Parse options
   for (int arg = 2; arg < argc; arg++)
@@ -86,6 +87,8 @@ main(int argc, char** argv)
         no_line_macro = true;
       else if (!strcmp(argv[arg], "notmpterms"))
         no_tmp_terms = true;
+      else if (!strcmp(argv[arg], "warn_uninit"))
+        warn_uninit = true;
       else
         {
           cerr << "Unknown option: " << argv[arg] << endl;
@@ -125,7 +128,7 @@ main(int argc, char** argv)
     return EXIT_SUCCESS;
 
   // Do the rest
-  main2(macro_output, basename, debug, clear_all, no_tmp_terms);
+  main2(macro_output, basename, debug, clear_all, no_tmp_terms, warn_uninit);
 
   return EXIT_SUCCESS;
 }
diff --git a/DynareMain2.cc b/DynareMain2.cc
index 15049213..b6dc438d 100644
--- a/DynareMain2.cc
+++ b/DynareMain2.cc
@@ -25,7 +25,8 @@ using namespace std;
 #include "ModFile.hh"
 
 void
-main2(stringstream &in, string &basename, bool debug, bool clear_all, bool no_tmp_terms)
+main2(stringstream &in, string &basename, bool debug, bool clear_all, bool no_tmp_terms,
+      bool warn_uninit)
 {
   ParsingDriver p;
 
@@ -39,7 +40,7 @@ main2(stringstream &in, string &basename, bool debug, bool clear_all, bool no_tm
   mod_file->transformPass();
 
   // Evaluate parameters initialization, initval, endval and pounds
-  mod_file->evalAllExpressions();
+  mod_file->evalAllExpressions(warn_uninit);
 
   // Do computations
   mod_file->computingPass(no_tmp_terms);
diff --git a/ModFile.cc b/ModFile.cc
index d31030be..c9ac4e54 100644
--- a/ModFile.cc
+++ b/ModFile.cc
@@ -40,7 +40,7 @@ ModFile::~ModFile()
 }
 
 void
-ModFile::evalAllExpressions()
+ModFile::evalAllExpressions(bool warn_uninit)
 {
   cout << "Evaluating expressions...";
 
@@ -73,7 +73,8 @@ ModFile::evalAllExpressions()
           || type == eParameter || type == eModelLocalVariable)
           && global_eval_context.find(id) == global_eval_context.end())
         {
-          cerr << "WARNING: can't find a numeric initial value for " << symbol_table.getName(id) << ", using zero" << endl;
+          if (warn_uninit)
+            cerr << "WARNING: can't find a numeric initial value for " << symbol_table.getName(id) << ", using zero" << endl;
           global_eval_context[id] = 0;
         }
     }
diff --git a/ModFile.hh b/ModFile.hh
index 6a7f3baa..9c735b55 100644
--- a/ModFile.hh
+++ b/ModFile.hh
@@ -77,7 +77,8 @@ public:
   //! Add a statement
   void addStatement(Statement *st);
   //! Evaluate all the statements
-  void evalAllExpressions();
+  /*! \param warn_uninit Should a warning be displayed for uninitialized endogenous/exogenous/parameters ? */
+  void evalAllExpressions(bool warn_uninit);
   //! Do some checking and fills mod_file_struct
   /*! \todo add check for number of equations and endogenous if ramsey_policy is present */
   void checkPass();
-- 
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