v4: adding print_info.m

git-svn-id: https://www.dynare.org/svn/dynare/dynare_v4@623 ac1d8469-bf42-47a9-8791-bf33cf982152

matlab/print_info.m

+% Copyright (C) 2005 Michel Juillard
+%
+function print_info(info)
+  global options_
+
+  options_ = set_default_option(options_,'noprint',0);
+  
+  if ~options_.noprint
+    if info(1) > 10 & info(1) < 20
+      disp('Failure in dr_algo=2')
+      info(1) = info(1) - 10;
+    end
+    switch info(1)
+     case 1
+      error(['The model doesn''t determine the current variables' ...
+	     ' uniquely'])
+     case 2
+      error(['MJDGGES returns the following error code' ...
+	     int2str(info(2))])
+     case 3
+      error(['Blanchard Kahn conditions are not satisfied: no stable' ...
+	     ' equilibrium'])
+     case 4
+      error(['Blanchard Kahn conditions are not satisfied:' ...
+	     ' indeterminacy'])
+     case 5
+      error(['Blanchard Kahn conditions are not satisfied:' ...
+	     ' indeterminacy due to rank failure'])
+     case 20
+      error(['Impossible to find the steady state. Either the model' ...
+	     ' doesn''t have a unique steady state of the guess values' ...
+	     ' are too far from the solution']) 
+     case 30
+      error('Variance can''t be computed')
+     otherwise
+      error('This case shouldn''t happen. Contact the authors of Dynare')
+    end
+  end
+  
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