Fix cmdline parsing (-v)

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/branches/0.7@2816 b32b6428-25c9-4566-ad07-03861ab6144f

apps/aiotools/xaal/aiotools/toolbox.py

@@ -168,9 +168,9 @@ class ToolboxHelper(object):
     def setup_parser(self):
         self.parser = OptionParser()
         self.parser.add_option("-c" , dest="no_color",help="disable color",action="store_true", default=False)
+        self.parser.add_option("-l" , dest="debug",help="Enable logging",action="store_true",default=False)
         self.parser.add_option("-a" , dest="mcast_addr",help="Multicast address",default=config.address)
         self.parser.add_option("-p" , dest="mcast_port",help="Multicast port",default=config.port)
-        self.parser.add_option("-v" , dest="debug",help="Enable debugging",action="store_true",default=False)
         return self.parser
 
     def setup_device(self):
@@ -637,6 +637,12 @@ def query_db():
     if target and key:
         helper.error("-d and -k are exclusive")
 
+    if not (target or key):
+        helper.error("-d or -k is required")
+
+    if value and not key:
+        helper.error("-v requires -k")
+
     (eng,dev) = helper.setup_basic()
 
     def device_callback(msg):