Make the shell scripts just a tiny wrapper which setup

the python path and run main().

shell/controlpanel/Makefile.am

@@ -1,4 +1,5 @@
 sugardir = $(pkgdatadir)/shell/controlpanel
 sugar_PYTHON = 				\
 	__init__.py			\
+	cmd.py				\
 	control.py

shell/controlpanel/cmd.py

@@ -0,0 +1,80 @@
+# Copyright (C) 2007, One Laptop Per Child
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import sys
+import getopt
+from gettext import gettext as _
+
+from sugar import env
+
+from controlpanel import control
+        
+def cmd_help():
+    print _('Usage: sugar-control-panel [ option ] key [ args ... ] \n\
+    Control for the sugar environment. \n\
+    Options: \n\
+    -h           show this help message and exit \n\
+    -l           list all the available options \n\
+    -h key       show information about this key \n\
+    -g key       get the current value of the key \n\
+    -s key       set the current value for the key \n\
+    ')
+
+def main():
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], "h:s:g:l", [])
+    except getopt.GetoptError:
+        cmd_help()
+        sys.exit(2)
+
+    output = None
+    verbose = False
+
+    if not opts:
+        cmd_help()
+        sys.exit()
+        
+    for opt, key in opts:
+        if opt in ("-h"):            
+            method = getattr(control, 'set_' + key, None)
+            if method is None:
+                print _("sugar-control-panel: key=%s not an available option"% key)
+                sys.exit()
+            else:    
+                print method.__doc__
+        if opt in ("-l"):
+            elems = dir(control)
+            for elem in elems:
+                if elem.startswith('set_'):
+                    print elem[4:]
+        if opt in ("-g"):
+            method = getattr(control, 'print_' + key, None)
+            if method is None:
+                print _("sugar-control-panel: key=%s not an available option"% key)
+                sys.exit()
+            else:    
+                method()
+        if opt in ("-s"):
+            method = getattr(control, 'set_' + key, None)
+            if method is None:
+                print _("sugar-control-panel: key=%s not an available option"% key)
+                sys.exit()
+            else:
+                try:
+                    method(*args)
+                except Exception, e:
+                    print _("sugar-control-panel: %s"% e)