Fix spelling of member of struct num_format.

[adu.git] / adu.ggo

diff --git a/adu.ggo b/adu.ggo
index 5da5908d7b9d7c467eac1044f0b3a75306028822..643bbbff618728a865fd779aa29c363812b40f3c 100644 (file)
--- a/adu.ggo
+++ b/adu.ggo
@@ -1,4 +1,4 @@
-# Copyright (C) 2008 Andre Noll <maan@systemlinux.org>
+# Copyright (C) 2008 Andre Noll <maan@tuebingen.mpg.de>
 #
 # Licensed under the GPL v2. For licencing details see COPYING.
 
@@ -14,17 +14,6 @@ usage patterns of subdirectories and/or files owned by a given user id.
 section "General options"
 #########################
 
-option "database-dir" d
-#~~~~~~~~~~~~~~~~~~~~~~
-"directory containing the osl tables"
-string typestr="path"
-required
-details="
-       Full path to the directory containing the osl tables. This
-       directory must exist. It must be writable for the user running
-       adu in --create mode and readable in --select mode.
-
-"
 option "loglevel" l
 #~~~~~~~~~~~~~~~~~~
 "Set loglevel (0-6)"
@@ -36,6 +25,46 @@ details="
        goes to stdout. Lower values mean more verbose logging.
 "
 
+defgroup "database"
+#==================
+groupdesc="
+       There are two ways to specify a database directory. You can either
+       specify a full path using the database-dir option or a root path
+       using the database-root option. In the latter case, a directory
+       structure matching that of the base-dir argument is created
+       below the given full path.
+
+       The advantage of using database-root is that the base-dir is
+       used to find the relevant database both in create and select mode
+       and you do not have to care for setting the database-dir explicitly.
+"
+
+groupoption "database-dir" d
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"directory containing the osl tables"
+group="database"
+string typestr="path"
+details="
+       Full path to the directory containing the osl tables. This
+       directory is created if it does not exist. It must be writable for the
+       user running adu in --create mode and readable in --select mode.
+"
+
+groupoption "database-root" r
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"directory containing directories containing the osl tables"
+group="database"
+string typestr="path"
+default="/var/lib/adu"
+dependon="base-dir"
+optional
+details="
+       Base path to the directory containing the osl tables. The real
+       database-dir is generated by appending base-dir. This
+       directory is created if it does not exist. When used in select
+       mode you have to specify the base-dir as well.
+"
+
 ###############
 section "Modes"
 ###############
@@ -46,7 +75,6 @@ groupdesc="
        adu may be started in one of three possible modes, each of
        which corresponds to a different command line option. Exactly
        one of these options must be given.
-
 "
 required
 
@@ -93,7 +121,6 @@ option "base-dir" b
 #~~~~~~~~~~~~~~~~~~
 "directory to traverse"
 string typestr="path"
-dependon="create"
 optional
 details="
        The base directory to be traversed recursively. A warning
@@ -126,6 +153,36 @@ 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"
 ##############################