X-Git-Url: http://git.tuebingen.mpg.de/?p=adu.git;a=blobdiff_plain;f=adu.ggo;h=f2d14c98dc75e76fbd970f4afb744f70ae703b20;hp=a2a6c03192bf1e615e6cc8ff25eb60e538cc40ad;hb=b542a1e3c66b7b01cd2dc91749c5154e25cbff1e;hpb=2e979d57ff893059ef19de7b0b681016a4115fe1

diff --git a/adu.ggo b/adu.ggo
index a2a6c03..f2d14c9 100644
--- a/adu.ggo
+++ b/adu.ggo
@@ -125,12 +125,13 @@ option "base-dir" b
 "directory to traverse"
 string typestr="path"
 dependon="create"
-required
+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.
+	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
@@ -143,6 +144,21 @@ details="
 	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="
+	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.
+"
+
+
 ##############################
 section "Options for --select"
 ##############################