cygwin python is no longer required under Windows to run the expect scripts.

Numerous cleanups and bug fixes to the expect scripts.

The following bugs have been fixed:

http://bugzilla.zeroc.com/bugzilla/show_bug.cgi?id=3091 - under windows a timeout does not kill the spawned servers.
http://bugzilla.zeroc.com/bugzilla/show_bug.cgi?id=3167 - cleanup IceBox expect scripts.
http://bugzilla.zeroc.com/bugzilla/show_bug.cgi?id=3131 - demoscript environment setup.
http://bugzilla.zeroc.com/bugzilla/show_bug.cgi?id=3130 - config/DemoUtil.py should be in demoscript.

Squashed commit of the following:

commit c82e5b70dab99b69caf4044341f6453e0a2b8192
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Wed Jun 11 14:42:34 2008 +0800

    fix bug with multicast demo script.

commit c6e61dddf2fc73088e5ecacd096c01fc30c5477a
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Wed Jun 11 14:14:52 2008 +0800

    guess the build mode if not set on the command line under Windows.

commit 6e797cdca50d6a30493f56e978da4b6f8a08e70d
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Tue Jun 10 17:16:49 2008 +0800

    use dirname, not split.

commit 862fb56fac680d42037d251c54938ed294596690
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Tue Jun 10 17:07:24 2008 +0800

    simplify environment setup.

commit d647b35588019ab841c5fe076950e7c19dcbf22c
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Tue Jun 10 16:38:40 2008 +0800

    use iceHome not sourcedist in the environment setup.

commit 18a82ad794517406f80add4071f46848220bae27
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Tue Jun 10 16:00:49 2008 +0800

    fix another hasInterruptSupport problem.

commit 18b276f2c5dcf8a2c38c79e7dc8e8b5f20ce884e
Author: Matthew Newhook <matthew@centosvm4.matthew.zeroc.com>
Date:   Tue Jun 10 15:28:08 2008 +0800

    Fix printing of the environment.

commit 42d5f59dbd2db1811abdd759387e53081858edb0
Author: Matthew Newhook <matthew@centosvm4.matthew.zeroc.com>
Date:   Tue Jun 10 14:12:19 2008 +0800

    remove -u from iceca. Put another workaround in the makecerts script.

commit 1bfcc656f25ec3f4f49b5c534bd1c50d50801a4c
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Mon Jun 9 12:19:31 2008 +0800

    New method to find the top level directory.

commit 1c771768e29b7ff9d141b39f8e03b6790564b4ea
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Mon Jun 9 11:28:25 2008 +0800

    Print environment variables in a more sane manner. Don't add cs/bin to the PATH & java/lib to CLASSPATH if not using a source dist.

commit a477ceac74b04f297cb342bc7229e2a3a70695e1
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 16:32:09 2008 +0800

    fix various problems when testing with the demo dist.

commit 9bdb41f02130a5716a52ea0ae161fd88697277e5
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 13:35:41 2008 +0800

    Stop copying obsolete DemoUtil.py.

commit d1b4eabc643d0ea04374640ef3f3a2452aaa19bd
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Fri Jun 6 13:20:59 2008 +0800

    fix win32 problem.

commit f92d9bf033e253cb8e3ee8dbce1583c7a695ad9f
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 13:08:27 2008 +0800

    more cleanups.

commit 8ecea1446b8a64afdf029f4e722d473c58149f84
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 12:45:58 2008 +0800

    get rid of the processCmdLine.

commit a868ebcd7f868d7b9340f8df6d47ab87d43d37d3
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 12:38:16 2008 +0800

    fix preamble.

commit 148f2922a794fa0ef696e8b4ba51749d4b15cb2c
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Fri Jun 6 12:30:07 2008 +0800

    fixed some errors in the scripts.

commit 3b9fb9a6b755fe3d84864cdd6853b2a59588a089
Author: Matthew Newhook <matthew@centosvm4.matthew.zeroc.com>
Date:   Thu Jun 5 14:47:39 2008 +0800

    python 2.3 support.

commit 56956b0a56dd2de5753db060bdadfdb4ddb242a8
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Thu Jun 5 14:05:51 2008 +0800

    change setenv to addenv. Use hasInterruptSupport in Except.

commit e2907ffd17bc59eaa9d5dd74fb74dbb7ac9addba
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Thu Jun 5 13:02:24 2008 +0800

    minor cleanup and optimizations.

commit 97fbc27302ee1f74572b634e3b7d4efe6654540f
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Thu Jun 5 12:52:57 2008 +0800

    fix top level allDemos.

commit 04630047daffafe524e3aed7833dd48e82b90bf2
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Thu Jun 5 12:39:57 2008 +0800

    Align scripts with the testsuite.

commit 2909a30d682cb6f9cb192f21bf652c3b8037371d
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Thu Jun 5 10:55:13 2008 +0800

    Some Win32 fixes.

commit bc760c357a33a11f3f645169c291c69e1f16fb43
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Wed Jun 4 18:03:12 2008 +0800

    lots of cleanups.

commit c69fbac2457b5a14cc8a48beae3381652f50f599
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Tue Jun 3 16:54:45 2008 +0800

    fix some python problems.

commit 326a95af7c720c0c740975c11251feb2f9b4762b
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Tue Jun 3 16:16:13 2008 +0800

    use python -u for iceca.

commit 990c03c6d314c7d95137a69ebce03425e0eff56c
Author: Matthew Newhook <matthew@zeroc.com>
Date:   Tue Jun 3 14:47:00 2008 +0800

    first set of unix changes.

commit aa02eaec6c5d44d526b3236908a53c855754217c
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Tue Jun 3 14:46:51 2008 +0800

    Get rid of \r in the input stream. Fix scripts accordingly. Fix signal handling under windows.

commit 558015fb4131980f1f4b3fa23c3ddf366d186d20
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Mon Jun 2 16:38:21 2008 +0800

    fix signal handling.

commit cadfb7bcabb4c68317fc77c9076607dfb2201e2b
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Fri May 30 17:40:38 2008 +0800

    working on a fix for hanging.

commit 9b9ffa736d1540c8bfdaa3693df3022e6377cdec
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Thu May 29 17:53:11 2008 +0800

    Removed dependence on cygwin.

commit cce2d732036585fe8e34f92d6b75ae9c27465622
Author: U-MARCH4\matthew <matthew@march4.(none)>
Date:   Thu May 29 16:17:42 2008 +0800

    windows expect script changes.

1 files changed, 13 insertions, 17 deletions

diff --git a/py/demo/Ice/callback/expect.py b/py/demo/Ice/callback/expect.py
index 8c3a2f8a05f..4f0959657d5 100755
--- a/py/demo/Ice/callback/expect.py
+++ b/py/demo/Ice/callback/expect.py
@@ -10,25 +10,21 @@
 
 import sys, os
 
-try:
-    import demoscript
-except ImportError:
-    for toplevel in [".", "..", "../..", "../../..", "../../../.."]:
-        toplevel = os.path.normpath(toplevel)
-        if os.path.exists(os.path.join(toplevel, "demoscript")):
-            break
-    else:
-        raise "can't find toplevel directory!"
-    sys.path.append(os.path.join(toplevel))
-    import demoscript
+path = [ ".", "..", "../..", "../../..", "../../../.." ]
+head = os.path.dirname(sys.argv[0])
+if len(head) > 0:
+    path = [os.path.join(head, p) for p in path]
+path = [os.path.abspath(p) for p in path if os.path.exists(os.path.join(p, "demoscript")) ]
+if len(path) == 0:
+    raise "can't find toplevel directory!"
+sys.path.append(path[0])
 
-import demoscript.Util
-demoscript.Util.defaultLanguage = "Python"
-import demoscript.Ice.callback
+from demoscript import *
+from demoscript.Ice import callback
 
-server = demoscript.Util.spawn('Server.py --Ice.PrintAdapterReady')
+server = Util.spawn('Server.py --Ice.PrintAdapterReady')
 server.expect('.* ready')
-client = demoscript.Util.spawn('Client.py')
+client = Util.spawn('Client.py')
 client.expect('.*==>')
 
-demoscript.Ice.callback.run(client, server)
+callback.run(client, server)