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213516ef | 1 | # Copyright 2015-2023 Free Software Foundation, Inc. |
5d5658a1 PA |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
16 | # Test thread ID parsing and display. | |
17 | ||
18 | load_lib gdb-python.exp | |
19 | ||
20 | standard_testfile | |
21 | ||
22 | # Multiple inferiors are needed, therefore both native and extended | |
23 | # gdbserver modes are supported. Only non-extended gdbserver is not | |
24 | # supported. | |
079670b9 | 25 | if [use_gdb_stub] { |
5b362f04 | 26 | untested "using gdb stub" |
5d5658a1 PA |
27 | return |
28 | } | |
29 | ||
30 | if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} {pthreads debug}] } { | |
31 | return -1 | |
32 | } | |
33 | ||
0216141a | 34 | if {![runto_main]} { |
5d5658a1 PA |
35 | return -1 |
36 | } | |
37 | ||
38 | # Issue "thread apply TID_LIST p 1234" and expect EXP_TID_LIST (a list | |
39 | # of thread ids) to be displayed. | |
40 | proc thread_apply {tid_list exp_tid_list {message ""}} { | |
41 | global decimal | |
42 | set any "\[^\r\n\]*" | |
43 | set expected [string_to_regexp $exp_tid_list] | |
44 | ||
45 | set r "" | |
46 | foreach tid $expected { | |
47 | append r "\[\r\n\]+" | |
48 | append r "Thread $tid $any:\r\n" | |
49 | append r "\\$$decimal = 1234" | |
50 | } | |
51 | ||
52 | set cmd "thread apply $tid_list" | |
d1e36019 TV |
53 | if {$message != ""} { |
54 | gdb_test "$cmd p 1234" $r $message | |
55 | return | |
5d5658a1 | 56 | } |
d1e36019 TV |
57 | |
58 | gdb_test "$cmd p 1234" $r | |
5d5658a1 PA |
59 | } |
60 | ||
61 | # Issue "info threads TID_LIST" and expect EXP_TID_LIST (a list of | |
62 | # thread ids) to be displayed. | |
63 | proc info_threads {tid_list exp_tid_list {message ""}} { | |
64 | set any "\[^\r\n\]*" | |
65 | set expected [string_to_regexp $exp_tid_list] | |
66 | set r [join $expected " ${any}\r\n${any} "] | |
67 | set r "${any} $r ${any}" | |
68 | set cmd "info threads $tid_list" | |
d1e36019 TV |
69 | if {$message != ""} { |
70 | gdb_test $cmd $r $message | |
71 | return | |
5d5658a1 | 72 | } |
d1e36019 | 73 | gdb_test $cmd $r |
5d5658a1 PA |
74 | } |
75 | ||
76 | # Issue "info threads TID_LIST" and expect INFO_THR output. Then | |
77 | # issue "thread apply TID_LIST" and expect THR_APPLY output. If | |
78 | # THR_APPLY is omitted, INFO_THR is expected instead. | |
79 | proc thr_apply_info_thr {tid_list info_thr {thr_apply ""}} { | |
80 | if {$thr_apply == ""} { | |
81 | set thr_apply $info_thr | |
82 | } | |
83 | ||
84 | info_threads $tid_list $info_thr | |
85 | thread_apply $tid_list $thr_apply | |
86 | } | |
87 | ||
024a5840 TV |
88 | # Issue both "thread apply TID_LIST" and "info threads TID_LIST" and |
89 | # expect commands to error out with EXP_ERROR_APPLY and EXP_ERROR_INFO. | |
90 | # If EXP_ERROR_INFO is missing, default to EXP_ERROR_APPLY. | |
91 | proc thr_apply_info_thr_error {tid_list exp_error_apply {exp_error_info ""}} { | |
92 | if { "$exp_error_info" == "" } { | |
93 | set exp_error_info "$exp_error_apply" | |
94 | } | |
95 | ||
5d5658a1 | 96 | gdb_test "info threads $tid_list" \ |
024a5840 | 97 | $exp_error_info |
5d5658a1 | 98 | |
3f5b7598 | 99 | gdb_test "thread apply $tid_list" \ |
d1e36019 | 100 | $exp_error_apply |
5d5658a1 PA |
101 | } |
102 | ||
103 | # Issue both "info threads TID_LIST" and "thread apply TID_LIST" and | |
104 | # expect the command to error out with "Invalid thread ID: $EXPECTED". | |
3f5b7598 PA |
105 | # EXPECTED is a literal string, not a regexp. If EXPECTED is omitted, |
106 | # TID_LIST is expected instead. | |
107 | proc thr_apply_info_thr_invalid {tid_list {expected ""}} { | |
108 | if {$expected == ""} { | |
109 | set expected $tid_list | |
110 | } | |
5d5658a1 PA |
111 | set expected [string_to_regexp $expected] |
112 | gdb_test "info threads $tid_list" \ | |
113 | "Invalid thread ID: $expected" | |
114 | ||
115 | gdb_test "thread apply $tid_list p 1234" \ | |
116 | "Invalid thread ID: $expected p 1234" \ | |
117 | "thread apply $tid_list" | |
118 | } | |
119 | ||
120 | # "info threads" while there's only inferior 1 should show | |
121 | # single-number thread IDs. | |
122 | with_test_prefix "single inferior" { | |
123 | info_threads "" "1" | |
124 | ||
125 | gdb_test "thread" "Current thread is 1 .*" | |
cbda14de AB |
126 | |
127 | gdb_test "print \$_inferior_thread_count" " = 1" | |
5d5658a1 PA |
128 | } |
129 | ||
130 | # "info threads" while there are multiple inferiors should show | |
131 | # qualified thread IDs. | |
132 | with_test_prefix "two inferiors" { | |
133 | # Add another inferior. | |
134 | gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2" | |
135 | ||
136 | # Now that we've added another inferior, thread IDs now show the | |
137 | # inferior number. | |
138 | info_threads "" "1.1" | |
139 | ||
140 | gdb_test "thread" "Current thread is 1\.1 .*" | |
141 | ||
142 | gdb_test "inferior 2" "Switching to inferior 2 .*" "switch to inferior 2" | |
143 | gdb_test "file ${binfile}" ".*" "load file in inferior 2" | |
144 | ||
cbda14de AB |
145 | gdb_test "print \$_inferior_thread_count" " = 0" \ |
146 | "no threads before we start the second inferior" | |
147 | ||
5d5658a1 PA |
148 | runto_main |
149 | ||
cbda14de AB |
150 | gdb_test "print \$_inferior_thread_count" " = 1" \ |
151 | "no other threads started yet" | |
152 | ||
5d5658a1 PA |
153 | # Now that we've added another inferior, thread IDs now show the |
154 | # inferior number. | |
155 | info_threads "" "1.1 2.1" \ | |
156 | "info threads show inferior numbers" | |
157 | ||
158 | gdb_test "thread" "Current thread is 2\.1 .*" \ | |
159 | "switch to thread using extended thread ID" | |
160 | ||
161 | gdb_breakpoint "thread_function1" | |
162 | ||
163 | gdb_continue_to_breakpoint "once" | |
cbda14de AB |
164 | gdb_test "print \$_inferior_thread_count" " = 2" \ |
165 | "second thread started in inferior 2" | |
5d5658a1 | 166 | gdb_test "inferior 1" "Switching to inferior 1 .*" |
cbda14de AB |
167 | gdb_test "print \$_inferior_thread_count" " = 1" \ |
168 | "still only one thread in inferior 1" | |
5d5658a1 | 169 | gdb_continue_to_breakpoint "twice" |
cbda14de AB |
170 | gdb_test "print \$_inferior_thread_count" " = 2" \ |
171 | "second thread started in inferior 1" | |
5d5658a1 PA |
172 | |
173 | info_threads "" "1.1 1.2 2.1 2.2" \ | |
174 | "info threads again" | |
175 | ||
c84f6bbf PA |
176 | # Same, but show the global ID. |
177 | gdb_test "info threads -gid" \ | |
178 | [multi_line \ | |
179 | " 1\.1 +1 +.*" \ | |
180 | "\\* 1\.2 +4 +.* thread_function1 .* at .*$srcfile:.*" \ | |
181 | " 2\.1 +2 +.*" \ | |
182 | " 2\.2 +3 +.* thread_function1 .* at .*$srcfile:.*"] | |
183 | ||
663f6d42 | 184 | # Confirm the convenience variables show the expected numbers. |
5d5658a1 | 185 | gdb_test "p \$_thread == 2" " = 1" |
663f6d42 | 186 | gdb_test "p \$_gthread == 4" " = 1" |
5d5658a1 PA |
187 | |
188 | # Without an explicit inferior component, GDB defaults to the | |
189 | # current inferior. Make sure we don't refer to a thread by | |
190 | # global ID by mistake. | |
191 | gdb_test "thread 4" "Unknown thread 1.4\\." | |
192 | ||
193 | # Test thread ID list parsing. Test qualified and unqualified | |
194 | # IDs; qualified and unqualified ranges; invalid IDs and invalid | |
195 | # ranges. | |
196 | ||
197 | # First spawn a couple more threads so ranges includes more than | |
198 | # two threads. | |
199 | with_test_prefix "more threads" { | |
200 | gdb_breakpoint "thread_function2" | |
201 | ||
202 | gdb_test "inferior 2" "Switching to inferior 2 .*" | |
203 | gdb_continue_to_breakpoint "once" | |
cbda14de AB |
204 | gdb_test "print \$_inferior_thread_count" " = 3" \ |
205 | "third thread started in inferior 2" | |
5d5658a1 PA |
206 | |
207 | gdb_test "inferior 1" "Switching to inferior 1 .*" | |
cbda14de AB |
208 | gdb_test "print \$_inferior_thread_count" " = 2" \ |
209 | "still only two threads in inferior 1" | |
5d5658a1 | 210 | gdb_continue_to_breakpoint "twice" |
cbda14de AB |
211 | gdb_test "print \$_inferior_thread_count" " = 3" \ |
212 | "third thread started in inferior 1" | |
5d5658a1 PA |
213 | } |
214 | ||
3f5b7598 PA |
215 | thr_apply_info_thr "1" \ |
216 | "1.1" | |
217 | ||
218 | thr_apply_info_thr "1.1" \ | |
219 | "1.1" | |
220 | ||
5d5658a1 PA |
221 | thr_apply_info_thr "1 2 3" \ |
222 | "1.1 1.2 1.3" | |
223 | ||
224 | # Same, but with qualified thread IDs. | |
225 | thr_apply_info_thr "1.1 1.2 1.3 2.1 2.2" \ | |
226 | "1.1 1.2 1.3 2.1 2.2" | |
227 | ||
228 | # Test a thread number range. | |
229 | thr_apply_info_thr "1-3" \ | |
230 | "1.1 1.2 1.3" | |
231 | ||
232 | # Same, but using a qualified range. | |
233 | thr_apply_info_thr "1.1-3" \ | |
234 | "1.1 1.2 1.3" | |
235 | ||
236 | # A mix of qualified and unqualified thread IDs/ranges. | |
237 | thr_apply_info_thr "1.1 2-3" \ | |
238 | "1.1 1.2 1.3" | |
239 | ||
240 | thr_apply_info_thr "1 1.2-3" \ | |
241 | "1.1 1.2 1.3" | |
242 | ||
243 | # Likewise, but mix inferiors too. | |
244 | thr_apply_info_thr "2.1 2-3" \ | |
245 | "1.2 1.3 2.1" \ | |
246 | "2.1 1.2 1.3" | |
247 | ||
248 | # Multiple ranges with mixed explicit inferiors. | |
249 | thr_apply_info_thr "1.1-2 2.2-3" \ | |
250 | "1.1 1.2 2.2 2.3" | |
251 | ||
5af962df AA |
252 | # All threads. |
253 | thread_apply "all" \ | |
254 | "2.3 2.2 2.1 1.3 1.2 1.1" | |
255 | thread_apply "all -ascending" \ | |
256 | "1.1 1.2 1.3 2.1 2.2 2.3" | |
257 | ||
3f5b7598 PA |
258 | # Now test using GDB convenience variables. |
259 | ||
260 | gdb_test "p \$inf = 1" " = 1" | |
261 | gdb_test "p \$thr_start = 2" " = 2" | |
262 | gdb_test "p \$thr_end = 3" " = 3" | |
263 | ||
264 | # Convenience variable for the inferior number, only. | |
265 | thr_apply_info_thr "\$inf.2" \ | |
266 | "1.2" | |
267 | thr_apply_info_thr "\$inf.2-3" \ | |
268 | "1.2 1.3" | |
269 | ||
270 | # Convenience variables for thread numbers as well. | |
271 | foreach prefix {"" "1." "\$inf."} { | |
272 | thr_apply_info_thr "${prefix}\$thr_start" \ | |
273 | "1.2" | |
274 | thr_apply_info_thr "${prefix}\$thr_start-\$thr_end" \ | |
275 | "1.2 1.3" | |
276 | thr_apply_info_thr "${prefix}2-\$thr_end" \ | |
277 | "1.2 1.3" | |
278 | thr_apply_info_thr "${prefix}\$thr_start-3" \ | |
279 | "1.2 1.3" | |
280 | ||
281 | # Undefined convenience variable. | |
282 | set prefix_re [string_to_regexp $prefix] | |
283 | thr_apply_info_thr_error "${prefix}\$conv123" \ | |
284 | [multi_line \ | |
285 | "Convenience variable must have integer value\." \ | |
286 | "Invalid thread ID: ${prefix_re}\\\$conv123"] | |
287 | } | |
288 | ||
289 | # Convenience variables pointing at an inexisting thread and/or | |
290 | # inferior. | |
291 | gdb_test "p \$inf = 30" " = 30" | |
292 | gdb_test "p \$thr = 20" " = 20" | |
293 | # Try both the convenience variable and the literal number. | |
294 | foreach thr {"\$thr" "20" "1.20" "\$inf.1" "30.1" } { | |
295 | set expected [string_to_regexp $thr] | |
296 | gdb_test "info threads $thr" "No threads match '${expected}'." | |
297 | # "info threads" works like a filter. If there's any other | |
298 | # valid thread in the list, there's no error. | |
299 | info_threads "$thr 1.1" "1.1" | |
300 | info_threads "1.1 $thr" "1.1" | |
301 | } | |
302 | ||
303 | gdb_test "thread apply \$thr p 1234" \ | |
304 | "warning: Unknown thread 1.20" \ | |
305 | "thread apply \$thr" | |
306 | ||
307 | gdb_test "thread apply \$inf.1 p 1234" \ | |
308 | "warning: Unknown thread 30.1" \ | |
309 | "thread apply \$inf.1" | |
310 | ||
71ef29a8 PA |
311 | # Star ranges. |
312 | ||
313 | thr_apply_info_thr "1.*" \ | |
314 | "1.1 1.2 1.3" | |
315 | ||
316 | thr_apply_info_thr "*" \ | |
317 | "1.1 1.2 1.3" | |
318 | ||
319 | thr_apply_info_thr "1.* 2.1" \ | |
320 | "1.1 1.2 1.3 2.1" | |
321 | ||
322 | thr_apply_info_thr "2.1 1.*" \ | |
323 | "1.1 1.2 1.3 2.1" \ | |
324 | "2.1 1.1 1.2 1.3" | |
325 | ||
326 | thr_apply_info_thr "1.* 2.*" \ | |
327 | "1.1 1.2 1.3 2.1 2.2 2.3" | |
328 | ||
329 | thr_apply_info_thr "2.* 1.*" \ | |
330 | "1.1 1.2 1.3 2.1 2.2 2.3" \ | |
331 | "2.1 2.2 2.3 1.1 1.2 1.3" | |
332 | ||
333 | # There's no inferior 3, but "info threads" treats the thread list | |
334 | # as a filter, so it's OK. "thread apply" complains about the | |
335 | # unknown inferior through. | |
336 | info_threads "1.1 3.*" \ | |
337 | "1.1" | |
338 | gdb_test "thread apply 1.1 3.* p 1" \ | |
339 | "Thread 1.1.*warning: Unknown inferior 3" | |
340 | ||
5d5658a1 PA |
341 | # Now test a set of invalid thread IDs/ranges. |
342 | ||
343 | thr_apply_info_thr_invalid "1." \ | |
344 | "1." | |
345 | ||
346 | thr_apply_info_thr_invalid "1-3 1." \ | |
347 | "1." | |
348 | ||
349 | thr_apply_info_thr_invalid "1.1.1" \ | |
350 | "1.1.1" | |
351 | ||
352 | thr_apply_info_thr_invalid "2 1.1.1" \ | |
353 | "1.1.1" | |
354 | ||
355 | thr_apply_info_thr_invalid "1.1.1 2" \ | |
356 | "1.1.1 2" | |
357 | ||
358 | thr_apply_info_thr_invalid "1-2.1" \ | |
359 | "1-2.1" | |
360 | ||
3f5b7598 PA |
361 | gdb_test "p \$zero = 0" " = 0" |
362 | gdb_test "p \$one = 1" " = 1" | |
363 | gdb_test "p \$minus_one = -11" " = -11" | |
364 | foreach prefix {"" "1." "$one."} { | |
365 | set prefix_re [string_to_regexp $prefix] | |
366 | ||
367 | thr_apply_info_thr_invalid "${prefix}foo" | |
368 | thr_apply_info_thr_invalid "${prefix}1foo" | |
369 | thr_apply_info_thr_invalid "${prefix}foo1" | |
370 | ||
371 | thr_apply_info_thr_error "${prefix}1-0" "inverted range" | |
372 | thr_apply_info_thr_error "${prefix}1-\$zero" "inverted range" | |
373 | thr_apply_info_thr_error "${prefix}\$one-0" "inverted range" | |
374 | thr_apply_info_thr_error "${prefix}\$one-\$zero" "inverted range" | |
375 | thr_apply_info_thr_error "${prefix}1-" "inverted range" | |
376 | thr_apply_info_thr_error "${prefix}2-1" "inverted range" | |
377 | thr_apply_info_thr_error "${prefix}2-\$one" "inverted range" | |
b9a3f842 | 378 | if {$prefix == ""} { |
024a5840 TV |
379 | thr_apply_info_thr_error "${prefix}-1" "Invalid thread ID: -1" \ |
380 | "Unrecognized option at: -1" | |
381 | thr_apply_info_thr_error "${prefix}-\$one" \ | |
382 | "Invalid thread ID: -\\\$one" "Unrecognized option at: -\\\$one" | |
b9a3f842 PA |
383 | } else { |
384 | thr_apply_info_thr_error "${prefix}-1" "negative value" | |
385 | thr_apply_info_thr_error "${prefix}-\$one" "negative value" | |
386 | } | |
3f5b7598 PA |
387 | thr_apply_info_thr_error "${prefix}\$minus_one" \ |
388 | "negative value: ${prefix_re}\\\$minus_one" | |
71ef29a8 PA |
389 | |
390 | thr_apply_info_thr_error "${prefix}1-*" "inverted range" | |
391 | thr_apply_info_thr_invalid "${prefix}*1" | |
392 | thr_apply_info_thr_invalid "${prefix}*foo" | |
393 | thr_apply_info_thr_invalid "${prefix}foo*" | |
3f5b7598 | 394 | } |
5d5658a1 | 395 | |
3f5b7598 PA |
396 | # Check that a valid thread ID list with a missing command errors |
397 | # out. | |
398 | with_test_prefix "missing command" { | |
399 | set output "Please specify a command following the thread ID list" | |
400 | gdb_test "thread apply 1" $output | |
401 | gdb_test "thread apply 1.1" $output | |
402 | gdb_test "thread apply 1.1 1.2" $output | |
403 | gdb_test "thread apply 1-2" $output | |
404 | gdb_test "thread apply 1.1-2" $output | |
405 | gdb_test "thread apply $thr" $output | |
71ef29a8 | 406 | gdb_test "thread apply 1.*" $output |
3f5b7598 | 407 | } |
5d5658a1 | 408 | |
b9a3f842 PA |
409 | # Check that thread ID list parsing stops at the non-number token |
410 | # "foo" in a corner case where the "foo" is followed by hyphens. | |
411 | # In this corner case, GDB used to skip past "foo", and then parse | |
412 | # "--1" as a tid range for the current inferior. | |
413 | gdb_test "thread apply 1 foo --1" \ | |
414 | "Undefined command: \"foo\". Try \"help\"\\." | |
415 | ||
5d5658a1 PA |
416 | # Check that we do parse the inferior number and don't confuse it. |
417 | gdb_test "info threads 3.1" \ | |
418 | "No threads match '3.1'\." | |
419 | } | |
420 | ||
421 | if { ![skip_python_tests] } { | |
422 | with_test_prefix "python" { | |
22a02324 PA |
423 | # Check that InferiorThread.num and InferiorThread.global_num |
424 | # return the expected numbers. | |
5d5658a1 PA |
425 | gdb_py_test_silent_cmd "python t0 = gdb.selected_thread ()" \ |
426 | "test gdb.selected_thread" 1 | |
427 | gdb_test "python print ('result = %s' % t0.num)" " = 3" \ | |
428 | "test InferiorThread.num" | |
22a02324 PA |
429 | gdb_test "python print ('result = %s' % t0.global_num)" " = 6" \ |
430 | "test InferiorThread.global_num" | |
431 | ||
432 | # Breakpoint.thread expects global IDs. Confirm that that | |
433 | # works as expected. | |
434 | delete_breakpoints | |
435 | gdb_breakpoint "thread_function1" | |
436 | ||
437 | gdb_py_test_silent_cmd "python bp = gdb.breakpoints()\[0\]" \ | |
438 | "get python breakpoint" 0 | |
439 | gdb_test "python bp.thread = 6" "thread = 6" \ | |
440 | "make breakpoint thread-specific with python" | |
441 | # Check that the inferior-qualified ID is correct. | |
442 | gdb_test "info breakpoint" \ | |
443 | "stop only in thread 1.3\r\n.*" \ | |
444 | "thread specific breakpoint right thread" | |
5d5658a1 PA |
445 | } |
446 | } | |
447 | ||
448 | # Remove the second inferior and confirm that GDB goes back to showing | |
449 | # single-number thread IDs. | |
450 | with_test_prefix "back to one inferior" { | |
bc6004df | 451 | gdb_test "kill inferior 2" "" "kill inferior 2" |
5d5658a1 PA |
452 | gdb_test "thread 1.1" "Switching to thread 1\.1 .*" |
453 | gdb_test "remove-inferior 2" ".*" "remove inferior 2" | |
454 | ||
455 | # "info threads" while there's only inferior 1 should show | |
456 | # single-number thread IDs. | |
457 | info_threads "" "1 2 3" | |
458 | ||
459 | gdb_test "thread" "Current thread is 1 .*" | |
460 | } | |
461 | ||
462 | # Add another inferior and remove inferior 1. Since even though | |
463 | # there's a single inferior, its number is not 1, GDB should show | |
464 | # inferior-qualified thread IDs. | |
465 | with_test_prefix "single-inferior but not initial" { | |
466 | # Add another inferior. | |
467 | gdb_test "add-inferior" "Added inferior 3.*" "add empty inferior" | |
468 | ||
469 | # Now that we'd added another inferior, thread IDs should show the | |
470 | # inferior number. | |
471 | info_threads "" "1.1 1.2 1.3" \ | |
472 | "info threads with multiple inferiors" | |
473 | ||
474 | gdb_test "thread" "Current thread is 1\.1 .*" | |
475 | ||
476 | gdb_test "inferior 3" "Switching to inferior 3 .*" "switch to inferior 3" | |
477 | gdb_test "file ${binfile}" ".*" "load file in inferior 3" | |
478 | ||
479 | runto_main | |
480 | ||
481 | gdb_test "remove-inferior 1" ".*" "remove inferior 1" | |
482 | ||
483 | # Even though we have a single inferior, its number is > 1, so | |
484 | # thread IDs should include the inferior number. | |
485 | info_threads "" "3.1" \ | |
486 | "info threads with single inferior" | |
487 | ||
488 | gdb_test "thread" "Current thread is 3\.1 .*" "thread again" | |
489 | } |