Add --list-commands option to the snapshot command
[lttng-tools.git] / extras / lttng-bash_completion
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1#
2# Copyright (c) - 2012 Simon Marchi <simon.marchi@polymtl.ca>
3#
4# This program is free software; you can redistribute it and/or modify it under
5# the terms of the GNU General Public License as published by as published by
6# the Free Software Foundation; only version 2 of the License.
7#
8# This program is distributed in the hope that it will be useful, but WITHOUT
9# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11# more details.
12#
13# You should have received a copy of the GNU General Public License along with
14# this program; if not, write to the Free Software Foundation, Inc., 51
15# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16#
17
18_lttng_complete_sessions() {
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19 # TODO
20 # This code does nothing for now. When there is a mecanism to get the
21 # existing sessions, use it to fill the sessions variable.
22 local sessions
23 sessions=""
24 COMPREPLY=( $(compgen -W "${sessions}" -- $cur) )
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25 return
26}
27
6c806062 28_lttng_cmd_addcontext() {
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29 local add_context_opts
30 add_context_opts=$(lttng add-context --list-options)
31
32 case $prev in
33 --session|-s)
34 _lttng_complete_sessions
35 return
36 ;;
37 --channel|-c)
38 return
39 ;;
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40 --type|-t)
41 return
42 ;;
43 esac
44
45 case $cur in
46 -*)
47 COMPREPLY=( $(compgen -W "${add_context_opts}" -- $cur) )
48 return
49 ;;
50 esac
51}
52
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53_lttng_cmd_calibrate() {
54 local calibrate_opts
55 calibrate_opts=$(lttng calibrate --list-options)
56
57 case $cur in
58 -*)
59 COMPREPLY=( $(compgen -W "${calibrate_opts}" -- $cur) )
60 ;;
61 esac
62}
63
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64_lttng_cmd_create() {
65 local create_opts
66 create_opts=$(lttng create --list-options)
67
68 case $prev in
69 --output|-o)
70 _filedir -d
71 return
72 ;;
73 esac
74
75 case $cur in
76 -*)
77 COMPREPLY=( $(compgen -W "${create_opts}" -- $cur) )
78 return
79 ;;
80 esac
81}
82
83_lttng_cmd_destroy() {
84 local destroy_opts
85 destroy_opts=$(lttng destroy --list-options)
86
87 case $cur in
88 -*)
89 COMPREPLY=( $(compgen -W "${destroy_opts}" -- $cur) )
90 ;;
91 *)
92 _lttng_complete_sessions
93 ;;
94 esac
95}
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96_lttng_cmd_disablechannel() {
97 local disable_channel_opts
98 disable_channel_opts=$(lttng disable-channel --list-options)
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99
100 case $prev in
101 --session|-s)
102 _lttng_complete_sessions
103 return
104 ;;
105 esac
106
107 case $cur in
108 -*)
07bd6635 109 COMPREPLY=( $(compgen -W "${disable_channel_opts}" -- $cur) )
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110 return
111 ;;
112 esac
113}
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114_lttng_cmd_disableevent() {
115 local disable_event_opts
116 disable_event_opts=$(lttng disable-event --list-options)
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117
118 case $prev in
119 --session|-s)
120 _lttng_complete_sessions
121 return
122 ;;
123 --channel|-c)
124 return
125 ;;
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126 esac
127
128 case $cur in
129 -*)
07bd6635 130 COMPREPLY=( $(compgen -W "${disable_event_opts}" -- $cur) )
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131 return
132 ;;
133 esac
134}
135
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136_lttng_cmd_enablechannel() {
137 local enable_channel_opts
138 enable_channel_opts=$(lttng enable-channel --list-options)
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139
140 case $prev in
141 --session|-s)
142 _lttng_complete_sessions
143 return
144 ;;
145 esac
146
147 case $cur in
148 -*)
07bd6635 149 COMPREPLY=( $(compgen -W "${enable_channel_opts}" -- $cur) )
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150 return
151 ;;
152 esac
153}
154
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155_lttng_cmd_enableevent() {
156 local enable_event_opts
157 enable_event_opts=$(lttng enable-event --list-options)
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158
159 case $prev in
160 --session|-s)
161 _lttng_complete_sessions
162 return
163 ;;
164 --channel|-c)
165 return
166 ;;
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167 --probe)
168 return
169 ;;
170 --function)
171 return
172 ;;
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173 esac
174
175 case $cur in
176 -*)
07bd6635 177 COMPREPLY=( $(compgen -W "${enable_event_opts}" -- $cur) )
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178 return
179 ;;
180 esac
181}
182
183_lttng_cmd_list() {
184 local list_opts
39f49fee 185 list_opts=$(lttng list --list-options)
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186
187 case $prev in
188 --channel|-c)
189 return
190 ;;
191 esac
192
193 case $cur in
194 -*)
195 COMPREPLY=( $(compgen -W "${list_opts}" -- $cur) )
196 return
197 ;;
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198 *)
199 _lttng_complete_sessions
200 return
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201 esac
202}
203
6c806062 204_lttng_cmd_setsession() {
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205 local set_session_opts
206 set_session_opts=$(lttng set-session --list-options)
207
208 case $cur in
209 -*)
210 COMPREPLY=( $(compgen -W "${set_session_opts}" -- $cur) )
211 return
212 ;;
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213 *)
214 _lttng_complete_sessions
215 return
216 ;;
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217 esac
218}
219
220_lttng_cmd_start() {
221 local start_opts
222 start_opts=$(lttng start --list-options)
223
224 case $cur in
225 -*)
226 COMPREPLY=( $(compgen -W "${start_opts}" -- $cur) )
227 ;;
228 *)
229 _lttng_complete_sessions
230 ;;
231 esac
232}
233
234_lttng_cmd_stop() {
235 local stop_opts
236 stop_opts=$(lttng stop --list-options)
237
238 case $cur in
239 -*)
240 COMPREPLY=( $(compgen -W "${stop_opts}" -- $cur) )
241 ;;
242 *)
243 _lttng_complete_sessions
244 ;;
245 esac
246}
247
248_lttng_cmd_version() {
249 local version_opts
250 version_opts=$(lttng version --list-options)
251
252 case $cur in
253 -*)
254 COMPREPLY=( $(compgen -W "${version_opts}" -- $cur) )
255 ;;
256 esac
257}
258
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259_lttng_cmd_view() {
260 local view_opts
261 view_opts=$(lttng view --list-options)
262
263 case $cur in
264 -*)
265 COMPREPLY=( $(compgen -W "${view_opts}" -- $cur) )
266 ;;
267 esac
268}
269
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270_lttng_opts() {
271 local opts
272 opts=$(lttng --list-options)
273
274 COMPREPLY=( $(compgen -W "${opts}" -- $cur) )
275}
276
277_lttng_commands() {
278 COMPREPLY=( $(compgen -W "$commands" -- $cur) )
279}
280
281_lttng_before_command() {
282 # Check if the previous word should alter the behavior
283 case $prev in
284 --group|-g)
285 COMPREPLY=( $(compgen -g -- $cur) )
286 return
287 ;;
288 --sessiond-path)
289 _filedir
290 return
291 ;;
292 esac
293
294 case $cur in
295 -*)
296 # If the current word starts with a dash, complete with options
297 _lttng_opts
298 ;;
299 *)
300 # Otherwise complete with commands
301 _lttng_commands
302 ;;
303 esac
304}
305
306_lttng_after_command() {
307 local cmd_name
308
309 cmd_name=_lttng_cmd_${command//-/}
310
311 type -t $cmd_name | grep -q 'function' && $cmd_name
312}
313
314_lttng_is_command() {
315 for command in $commands; do
316 if [ "$1" == "$command" ]; then
317 return 0
318 fi
319 done
320
321 return 1
322}
323
324_lttng() {
325 local cur prev commands command_found command_found_index
326
327 # Get the current and previous word
328 _get_comp_words_by_ref cur prev
329
330 # Get the valid LTTng commands
331 commands=$(lttng --list-commands)
332
333 # The text of the found command
334 command_found=""
335
336 # The index of the found command in COMP_WORDS
337 command_found_index=-1
338
339 for (( i = 1 ; i < ${#COMP_WORDS[@]} ; i++ )); do
340 _lttng_is_command ${COMP_WORDS[$i]}
341 if [ $? -eq 0 ]; then
342 command_found=${COMP_WORDS[$i]}
343 command_found_index=$i
344 break
345 fi
346
347 done
348
349 # Check if the cursor is before or after the command keyword
350 if [ -n "$command_found" ] && [ "$COMP_CWORD" -gt "$command_found_index" ]; then
351 _lttng_after_command
352 else
353 _lttng_before_command
354 fi
355}
356
357complete -F _lttng lttng
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