ovs-appctl: Print command arguments for "help".

[sliver-openvswitch.git] / lib / vlog.c

diff --git a/lib/vlog.c b/lib/vlog.c
index 1fe2383..301473c 100644 (file)
--- a/lib/vlog.c
+++ b/lib/vlog.c
@@ -464,9 +464,11 @@ vlog_init(void)
         VLOG_ERR("current time is negative: %s (%ld)", s, (long int) now);
     }
 
-    unixctl_command_register("vlog/set", vlog_unixctl_set, NULL);
-    unixctl_command_register("vlog/list", vlog_unixctl_list, NULL);
-    unixctl_command_register("vlog/reopen", vlog_unixctl_reopen, NULL);
+    unixctl_command_register("vlog/set",
+                   "{module[:facility[:level]] | PATTERN:facility:pattern}",
+                   vlog_unixctl_set, NULL);
+    unixctl_command_register("vlog/list", "", vlog_unixctl_list, NULL);
+    unixctl_command_register("vlog/reopen", "", vlog_unixctl_reopen, NULL);
 }
 
 /* Closes the logging subsystem. */