--- a/onsub.py	Wed Mar 30 11:32:17 2011 +0200
+++ b/onsub.py	Sun Apr 24 10:07:03 2011 -0400
@@ -14,15 +14,15 @@
 def onsub(ui, repo, *args, **opts):
     """execute a command in each subrepository
 
-    The command is executed with the current working directory set to
-    the root of each subrepository. By default, execution stops if the
-    command returns a non-zero exit code. Use --ignore-errors to
-    override this.
+    Executes CMD with the current working directory set to the root of
+    each subrepository. By default, execution stops if CMD returns a
+    non-zero exit code. Use --ignore-errors to override this.
 
-    Use --verbose/-v to print the name of each subrepo before the
-    command is executed, use --print0/-0 to terminate this line with a
-    NUL character instead of a newline. This can for instance be
-    useful in combination with :hg:`status --print0`.
+    Use --verbose/-v to print the command being run and the subrepo
+    name for each run of CMD in a subrepo. Alternately, use
+    --print0/-0 to print just the subrepo name followed by a NUL
+    character instead of a newline. This can be useful in combination
+    with :hg:`status --print0`.
 
     The command has access to the following environment variables: