--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scripts/testfun/rundemos.m	Thu Oct 16 13:28:43 2008 -0400
@@ -0,0 +1,69 @@
+## Copyright (C) 2008 John W. Eaton
+##
+## This file is part of Octave.
+##
+## Octave is free software; you can redistribute it and/or modify it
+## under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or (at
+## your option) any later version.
+##
+## Octave is distributed in the hope that it will be useful, but
+## WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+## General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with Octave; see the file COPYING.  If not, see
+## <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {} rundemos (@var{directory})
+## @end deftypefn
+
+## Author: jwe
+
+function rundemos (directory)
+
+  if (nargin == 0)
+    dirs = cellstr (split (path (), pathsep ()));
+  elseif (nargin == 1)
+    if (is_absolute_filename (directory))
+      dirs = {directory};
+    else
+      fullname = find_dir_in_path (directory);
+      if (! isempty (fullname))
+	dirs = {fullname};
+      else
+	error ("rundemos: expecting argument to be a directory name");
+      endif
+    endif
+    for i = 1:numel (dirs)
+      d = dirs{i};
+      run_all_demos (d);
+    endfor
+  else
+    print_usage ();
+  endif
+
+endfunction
+
+function run_all_demos (directory)
+  dirinfo = dir (directory);
+  flist = {dirinfo.name};
+  for i = 1:numel (flist)
+    f = flist{i};
+    if (length (f) > 2 && strcmp (f((end-1):end), ".m"))
+      f = fullfile (directory, f);
+      if (has_demos (f))
+	demo (f);
+      endif
+    endif
+  endfor
+endfunction
+
+function retval = has_demos (f)
+  fid = fopen (f);
+  str = fscanf (fid, "%s");
+  fclose (fid);
+  retval = findstr (str, "%!demo");
+endfunction