Add a second output argument to CheckPath nonzero iff the routine creates a new directory.

matlab/CheckPath.m

-function DirectoryName = CheckPath(type,dname)
+function [DirectoryName, info] = CheckPath(type,dname)
 % Creates the subfolder "./M_.dname/type" if it does not exist yet.
 %
 % INPUTS
@@ -6,12 +6,13 @@ function DirectoryName = CheckPath(type,dname)
 %    dname  [string]    Name of the directory
 %
 % OUTPUTS
-%    none.
+%    DirectoryName      string, name of the directory (with path).
+%    info               integer scalar, equal to 1 if the routine creates directory dname/type, zero otherwise.
 %
 % SPECIAL REQUIREMENTS
 %    none
 
-% Copyright (C) 2005-2012 Dynare Team
+% Copyright (C) 2005-2013 Dynare Team
 %
 % This file is part of Dynare.
 %
@@ -28,6 +29,8 @@ function DirectoryName = CheckPath(type,dname)
 % You should have received a copy of the GNU General Public License
 % along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
 
+info = 0;
+
 DirectoryName = [ dname '/' type ];
 
 if ~isdir(dname)
@@ -44,4 +47,5 @@ if ~isdir(DirectoryName)
         delete(DirectoryName)
     end
     mkdir('.',DirectoryName);
+    info = 1;
 end