Remove the --limit option from adu.ggo.
[adu.git] / adu.ggo
1 # Copyright (C) 2008 Andre Noll <maan@systemlinux.org>
2 #
3 # Licensed under the GPL v2. For licencing details see COPYING.
4
5 package "adu"
6 purpose "advanced disk usage
7
8 adu creates a database containing disk usage statistics of a given
9 directory. It allows to query that database to quickly retrieve
10 usage patterns of subdirectories and/or files owned by a given user id.
11 "
12
13 #########################
14 section "General options"
15 #########################
16
17 option "config-file" c
18 #~~~~~~~~~~~~~~~~~~~~~
19 "(default='~/.adurc')"
20 string typestr="filename"
21 optional
22 details="
23 Options may be given at the command line or in the
24 configuration file. As usual, if an option is given both at
25 the command line and in the configuration file, the command
26 line option takes precedence.
27
28 "
29
30 option "database-dir" d
31 #~~~~~~~~~~~~~~~~~~~~~~
32 "directory containing the osl tables"
33 string typestr="path"
34 required
35 details="
36 Full path to the directory containing the osl tables. This
37 directory must exist. It must be writable for the user running
38 adu in --create mode and readable in --select mode.
39
40 "
41 option "loglevel" l
42 #~~~~~~~~~~~~~~~~~~
43 "Set loglevel (0-6)"
44 int typestr="level"
45 default="3"
46 optional
47 details="
48 Log messages are always written to stderr while normal output
49 goes to stdout. Lower values mean more verbose logging.
50 "
51
52 option "paths" p
53 #~~~~~~~~~~~~~~~
54 "files to take into account"
55 string typestr="pattern"
56 optional
57 details="
58 Shell wildcard pattern that must match a file in order to be
59 included in the database in --create mode or in the output
60 for --select mode. Only the part of the filename below the
61 base directory is matched against the pattern. The default
62 is to take all files into account. See fnmatch(3) for details.
63 "
64
65 ###############
66 section "Modes"
67 ###############
68
69 defgroup "mode"
70 #==============
71 groupdesc="
72 adu may be started in one of two possible modes, each of which
73 corresponds to a different command line option. Exactly one
74 of these options must be given.
75
76 "
77 required
78
79 groupoption "create" C
80 #~~~~~~~~~~~~~~~~~~~~~
81 "Create a new database"
82 group="mode"
83 details="
84 Traverse the given directory and track disk user on a per-user
85 basis. Results are stored in N + 1 osl tables where N is
86 the number of uids that own at least one regular file in
87 that directory.
88 "
89
90 groupoption "interactive" I
91 #~~~~~~~~~~~~~~~~~~~~~
92 "activate interactive mode"
93 group="mode"
94 details="
95 In this mode, adu reads commands from stdin.
96 "
97
98 groupoption "select" S
99 #~~~~~~~~~~~~~~~~~~~~~
100 "query a database previously created with --create"
101 group="mode"
102 details="
103 This option prints statistics about matching subdirectories to
104 stdout. The output depends on the other options, see below.
105 "
106
107 ##############################
108 section "Options for --create"
109 ##############################
110
111 option "base-dir" b
112 #~~~~~~~~~~~~~~~~~~
113 "directory to traverse"
114 string typestr="path"
115 dependon="create"
116 optional
117 details="
118 The base directory to be traversed recursively. Must be
119 given if --create mode was selected. A warning message is
120 printed for each subdirectory that could not be read because
121 of insufficient permission. These directories will be ignored
122 when computing statistics.
123 "
124
125 option "one-file-system" x
126 #~~~~~~~~~~~~~~~~~~~~~~~~~
127 "do not dive into other file systems"
128 flag off
129 dependon="create"
130 details="
131 Skip directories that are on different filesystems from the
132 one that the argument being processed is on.
133 "
134
135 option "hash-table-bits" -
136 #~~~~~~~~~~~~~~~~~~~~~~~~~
137 "specify the size of the uid hash table"
138 int typestr="num"
139 dependon="create"
140 default="10"
141 optional
142 details="
143 Use a hash table of size 2^num for the uid entries. If more than
144 2^num different uids own at least one regular file under base-dir,
145 the command fails. Increase this value if you have more than 1024
146 users. Decreasing the value causes adu to use slightly less memory.
147 "
148
149 ##############################
150 section "Options for --select"
151 ##############################
152
153 option "select-options" s
154 #~~~~~~~~~~~~~~~~~~~~~~~~~
155 "options for select mode"
156 string typestr="<options>"
157 optional
158 dependon="select"
159 details="
160 Try --select-options \"-h\"
161 "
162
163 option "size-unit" -
164 #~~~~~~~~~~~~~~~~~~~
165 "select output format for sizes"
166 enum typestr="format"
167 values="h","b","k","m","g","t"
168 default="h"
169 optional
170 dependon="select"
171 details="
172 Print sizes in the given unit: human-readable, bytes,
173 kilobytes (2^10), megabytes (2^20), gigabytes (2^30), terabytes
174 (2^40). The default is \"h\", i.e. human-readable.
175 "
176
177 option "count-unit" -
178 #~~~~~~~~~~~~~~~~~~~~
179 "select output format for counted values"
180 enum typestr="format"
181 values="h","n","k","m","g","t"
182 default="h"
183 optional
184 dependon="select"
185 details="
186 Print the number of files/directories in the given unit:
187 human-readable, number, number/10^3, number/10^6, number/10^12,
188 number/10^15. The default is to print numbers in human-readable
189 format.
190 "
191
192 option "print-base-dir" -
193 #~~~~~~~~~~~~~~~~~~~~~~~~
194 "whether to include the base-dir in the output"
195 flag off
196 details="
197 If this flag is given, all directories printed are prefixed
198 with the base directory. The default is to print paths relative
199 to the base dir.
200 "
201
202 option "no-headers" -
203 #~~~~~~~~~~~~~~~~~~~~
204 "supress descriptions for listings/tables"
205 flag off
206 dependon="select"
207 details="
208 This is mostly useful to feed the output of adu to scripts.
209 "
210
211 option "global-list" -
212 #~~~~~~~~~~~~~~~~~~~~~
213 "how to print global directory listings"
214 enum typestr="which"
215 values="size","file_count","both","none"
216 default="both"
217 optional
218 dependon="select"
219 details="
220 By default adu prints two global directory listings: The
221 first prints the directory names ordered by the sum of the
222 sizes of the contained files while the second listing prints
223 them sorted by the number of files. This option can be used
224 to print only one or neither of these two listings.
225 "
226
227 option "no-global-summary" -
228 #~~~~~~~~~~~~~~~~~~~~~~~~~~~
229 "do not print the summary line"
230 flag off
231 dependon="select"
232
233 option "user-list" -
234 #~~~~~~~~~~~~~~~~~~~
235 "how to print per-user directory listings"
236 enum typestr="which"
237 values="size","file_count","both","none"
238 default="both"
239 optional
240 dependon="select"
241 details="
242 Similar to the global directory listings mentioned above,
243 adu can print two directory listings per user. This option
244 controls which of the these should be printed.
245 "
246
247 option "no-user-summary" -
248 #~~~~~~~~~~~~~~~~~~~~~~~~~~~
249 "do not print the user summary table"
250 flag off
251 dependon="select"
252
253
254 option "user-summary-sort" -
255 #~~~~~~~~~~~~~~~~~~~~~~~~~~~
256 "how to sort the user-summary"
257 enum typestr="col_spec"
258 values="name","uid","dir_count","file_count","size"
259 default="size"
260 optional
261 dependon="select"
262 details="
263 It is enough to specify the first letter of the column specifier,
264 e.g. \"--user-summary-sort f\" sorts by file count.
265 "