X-Git-Url: http://git.tuebingen.mpg.de/?p=adu.git;a=blobdiff_plain;f=adu.ggo;h=873cc22cdca5d2102f27fc3731515c9e84048d3c;hp=2ddc34e234acd87538fcfbc49abe9f53a83c1fbf;hb=e505632b96561200b3d5d308b14b853d48952aab;hpb=d0f564069d8445e5ffe03c57ff63721f4c47877e

diff --git a/adu.ggo b/adu.ggo
index 2ddc34e..873cc22 100644
--- a/adu.ggo
+++ b/adu.ggo
@@ -165,6 +165,36 @@ details="
 	users. Decreasing the value causes adu to use slightly less memory.
 "
 
+option "bloom-filter-order" B
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"use bloom filters for hard link detection"
+int typestr="order"
+dependon="create"
+default="23"
+optional
+details="
+	Allocate bloom filters of size 2^order bits. Each regular
+	file with hard link count greater than one is added to these
+	filters which allows to detect hard links on a per-user basis.
+	Greater values reduce the probability of false positives but
+	require more memory.
+
+	Values less than 10 deactivate this feature so that no hard
+	links are being detected.
+"
+
+option "num-bloom-filter-hash-functions" N
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"number of hash functions for the bloom filters"
+int typestr="num"
+dependon="create"
+default="10"
+optional
+details="
+	Cause each entry which is added to the bloom filter to set
+	\"num\" bits of the bloom filter.
+"
+
 ##############################
 section "Options for --select"
 ##############################