X-Git-Url: http://git.tuebingen.mpg.de/?p=adu.git;a=blobdiff_plain;f=adu.ggo;h=4c9b4febaf64e54140729950819bf377e7b80c42;hp=bb8e2a6ef123788ac47f135d4d1a96b3391747b0;hb=6dc3d02ae5959a4ec5f3de4765d7440a580ff3e1;hpb=d9dceac756fb9d8b08ee01bc47fa61e7b5832b53

diff --git a/adu.ggo b/adu.ggo
index bb8e2a6..4c9b4fe 100644
--- a/adu.ggo
+++ b/adu.ggo
@@ -3,7 +3,6 @@
 # Licensed under the GPL v2. For licencing details see COPYING.
 
 package "adu"
-version "0.0.1"
 purpose "advanced disk usage
 
 adu creates a database containing disk usage statistics of a given
@@ -50,25 +49,6 @@ details="
 	goes to stdout. Lower values mean more verbose logging.
 "
 
-option "uid" u
-#~~~~~~~~~~~~~
-"user id(s) to take into account"
-string typestr="uid_spec"
-optional
-multiple
-details="
-	An uid specifier may be a single number, or a range of uids.
-	Example:
-
-	--uid 42    # only consider uid 42
-	--uid 42-   # only consider uids greater or equal than 42
-	--uid 23-42 # only consider uids between 23 and 42, inclusively.
-
-	This option may be given multiple times. An uid is taken into
-	account if it satisfies at least one --uid option.
-"
-
-
 option "paths" p
 #~~~~~~~~~~~~~~~
 "files to take into account"
@@ -89,9 +69,9 @@ section "Modes"
 defgroup "mode"
 #==============
 groupdesc="
-	adu may 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.
+	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
@@ -107,13 +87,24 @@ details="
 	that directory.
 "
 
+groupoption "interactive" I
+#~~~~~~~~~~~~~~~~~~~~~~~~~~
+"activate interactive mode"
+group="mode"
+details="
+	In this mode, adu reads commands from stdin.  This makes it
+	possible to run different select queries without opening the
+	underlying osl database for each query (which is expensive).
+"
+
 groupoption "select" S
 #~~~~~~~~~~~~~~~~~~~~~
 "query a database previously created with --create"
 group="mode"
 details="
-	This option prints statistics about matching subdirectories to
-	stdout. The output depends on the other options, see below.
+	This option prints statistics about matching subdirectories
+	to stdout. The output can be customized by specifying select
+	options, see below.
 "
 
 ##############################
@@ -125,54 +116,53 @@ 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.
 "
 
-
-##############################
-section "Options for --select"
-##############################
-
-option "limit" L
-#~~~~~~~~~~~~~~~
-"Limit output"
-int  typestr="num"
-default="-1"
-optional
-dependon="select"
+option "one-file-system" x
+#~~~~~~~~~~~~~~~~~~~~~~~~~
+"do not dive into other file systems"
+flag off
+dependon="create"
 details="
-	Only print num lines of output. If negative (the default),
-	print all lines.
+	Skip directories that are on different filesystems from the
+	one that the argument being processed is on.
 "
 
-option "size_unit" -
-#~~~~~~~~~~~~~~~~~~~
-"select output format for sizes"
-enum typestr="format"
-values="h","b","k","m","g","t"
-default="h"
+option "hash-table-bits" -
+#~~~~~~~~~~~~~~~~~~~~~~~~~
+"specify the size of the uid hash table"
+int typestr="num"
+dependon="create"
+default="10"
 optional
 details="
-	Print sizes in the given unit: human-readable, bytes,
-	kilobytes (2^10), megabytes (2^20), gigabytes (2^30), terabytes
-	(2^40). The default is \"h\", i.e. human-readable.
+	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.
 "
 
-option "count_unit" -
-#~~~~~~~~~~~~~~~~~~~~
-"select output format for counted values"
-enum typestr="format"
-values="h","n","k","m","g","t"
-default="h"
+##############################
+section "Options for --select"
+##############################
+
+option "select-options" s
+#~~~~~~~~~~~~~~~~~~~~~~~~~
+"Options for select mode"
+string typestr="<options>"
 optional
+dependon="select"
 details="
-	Print the number of files/directories in the given unit:
-	human-readable, number, number/10^3, number/10^6, number/10^12,
-	number/10^15. The default is to print numbers in human-readable
-	format.
+	This option takes a string whose content is another set of
+	options as described below.  Select options may be specified
+	either directly in select mode, in which case you have to quote
+	them to prevent them from being interpreted as adu options,
+	or via the \"set\" command in interactive mode.
 "