--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/classes/@provenance/char.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,34 @@
+% CHAR convert a provenance object into a string.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% DESCRIPTION: CHAR convert a provenance object into a string.
+%
+% CALL:        string = char(prov)
+%
+% VERSION:     $Id: char.m,v 1.13 2011/02/18 16:48:54 ingo Exp $
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+function varargout = char(varargin)
+
+  objs = [varargin{:}];
+
+  pstr = '';
+  for ii = 1:numel(objs)
+    if ~isempty(pstr)
+      pstr = [pstr ' | '];
+    end
+
+    pstr = [pstr sprintf('created by %s@%s[%s] on %s/%s/%s', ...
+      objs(ii).creator,...
+      objs(ii).hostname,...
+      objs(ii).ip,...
+      objs(ii).os,...
+      objs(ii).matlab_version,...
+      objs(ii).ltpda_version)];
+  end
+
+  %%% Prepare output
+  varargout{1} = pstr;
+end
+