X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=adu.ggo;h=f2d14c98dc75e76fbd970f4afb744f70ae703b20;hb=e81ec0e83cf3b98d5cd1848f0382fce507c03f6c;hp=bb8e2a6ef123788ac47f135d4d1a96b3391747b0;hpb=d9dceac756fb9d8b08ee01bc47fa61e7b5832b53;p=adu.git

diff --git a/adu.ggo b/adu.ggo
index bb8e2a6..f2d14c9 100644
--- a/adu.ggo
+++ b/adu.ggo
@@ -89,7 +89,7 @@ section "Modes"
 defgroup "mode"
 #==============
 groupdesc="
-	adu may started in one of two possible modes, each of which
+	adu may be started in one of two possible modes, each of which
 	corresponds to a different command line option. Exactly one
 	of these options must be given.
 
@@ -125,12 +125,37 @@ option "base-dir" b
 "directory to traverse"
 string typestr="path"
 dependon="create"
-required
+optional
+details="
+	The base directory to be traversed recursively. Must be
+	given if --create mode was selected. A warning message is
+	printed for each subdirectory that could not be read because
+	of insufficient permission. These directories will be ignored
+	when computing statistics.
+"
+
+option "one-file-system" x
+#~~~~~~~~~~~~~~~~~~~~~~~~~
+"do not dive into other file systems"
+flag off
+dependon="create"
+details="
+	Skip directories that are on different filesystems from the
+	one that the argument being processed is on.
+"
+
+option "hash-table-bits" -
+#~~~~~~~~~~~~~~~~~~~~~~~~~
+"specify the size of the uid hash table"
+int typestr="num"
+dependon="create"
+default="10"
+optional
 details="
-	The base directory to be traversed recursively. A warning
-	message is printed for each subdirectory that could not be
-	read because of insufficient permission. These directories
-	will be ignored when computing statistics.
+	Use a hash table of size 2^num for the uid entries. If more than
+	2^num different uids own at least one regular file under base-dir,
+	the command fails. Increase this value if you have more than 1024
+	users. Decreasing the value causes adu to use slightly less memory.
 "