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6aba47ca | 1 | # Copyright (C) 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2007 |
51d01eda | 2 | # Free Software Foundation, Inc. |
c906108c SS |
3 | |
4 | # This program is free software; you can redistribute it and/or modify | |
5 | # it under the terms of the GNU General Public License as published by | |
6 | # the Free Software Foundation; either version 2 of the License, or | |
7 | # (at your option) any later version. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
15 | # along with this program; if not, write to the Free Software | |
16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | ||
18 | # Please email any bugs, comments, and/or additions to this file to: | |
19 | # bug-gdb@prep.ai.mit.edu | |
20 | ||
21 | # This file was written by Fred Fish. (fnf@cygnus.com) | |
22 | ||
23 | if $tracelevel then { | |
24 | strace $tracelevel | |
25 | } | |
26 | ||
27 | set prms_id 0 | |
28 | set bug_id 0 | |
29 | ||
30 | # This only works with native configurations | |
31 | if ![isnative] then { | |
32 | return | |
33 | } | |
34 | ||
35 | set testfile "pthreads" | |
36 | set srcfile ${testfile}.c | |
37 | set binfile ${objdir}/${subdir}/${testfile} | |
38 | ||
39 | # regexp for "horizontal" text (i.e. doesn't include newline or | |
40 | # carriage return) | |
41 | set horiz "\[^\n\r\]*" | |
42 | ||
c906108c SS |
43 | if [istarget "*-*-linux"] then { |
44 | set target_cflags "-D_MIT_POSIX_THREADS" | |
45 | } else { | |
46 | set target_cflags "" | |
47 | } | |
b6ff0e81 | 48 | |
dc62bfc2 | 49 | if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } { |
b5ab8ff3 | 50 | return -1 |
c906108c SS |
51 | } |
52 | ||
c906108c SS |
53 | |
54 | # Start with a fresh gdb. | |
55 | ||
56 | gdb_exit | |
57 | gdb_start | |
58 | gdb_reinitialize_dir $srcdir/$subdir | |
59 | gdb_load ${binfile} | |
60 | ||
61 | gdb_test "set print sevenbit-strings" "" | |
62 | #gdb_test "set print address off" "" | |
63 | gdb_test "set width 0" "" | |
64 | ||
65 | # We'll need this when we send_gdb a ^C to GDB. Need to do it before we | |
66 | # run the program and gdb starts saving and restoring tty states. | |
67 | # On Ultrix, we don't need it and it is really slow (because shell_escape | |
68 | # doesn't use vfork). | |
69 | if ![istarget "*-*-ultrix*"] then { | |
70 | gdb_test "shell stty intr '^C'" "" | |
71 | } | |
72 | ||
73 | proc all_threads_running {} { | |
74 | global gdb_prompt | |
75 | global srcfile | |
76 | ||
77 | # Reset all the counters to zero. | |
78 | gdb_test "set var common_routine::hits=0" "" | |
79 | gdb_test "set var common_routine::from_thread1=0" "" | |
80 | gdb_test "set var common_routine::from_thread2=0" "" | |
81 | gdb_test "set var common_routine::from_main=0" "" | |
82 | gdb_test "set var common_routine::full_coverage=0" "" | |
83 | ||
84 | # Disable all breakpoints. | |
85 | gdb_test "disable" "" | |
86 | ||
87 | # Set up a breakpoint that will cause us to stop when we have | |
88 | # been called 15 times. This should be plenty of time to allow | |
89 | # every thread to run at least once, since each thread sleeps for | |
90 | # one second between calls to common_routine. | |
2f09097b | 91 | gdb_test "tbreak common_routine if hits >= 15" "" |
c906108c SS |
92 | |
93 | # Start all the threads running again and wait for the inferior | |
94 | # to stop. Since no other breakpoints are set at this time | |
95 | # we should stop only when we have been previously called 15 times. | |
96 | ||
97 | send_gdb "continue\n" | |
98 | gdb_expect { | |
99 | -re "Continuing.*common_routine.*at.*$srcfile.*$gdb_prompt $" {} | |
100 | default { | |
101 | fail "continue until common routine run 15 times" | |
102 | return 0 | |
103 | } | |
104 | timeout { | |
105 | fail "continue until common routine run 15 times (timeout)" | |
106 | return 0 | |
107 | } | |
108 | } | |
109 | ||
110 | # Check that we stopped when we actually expected to stop, by | |
111 | # verifying that there have been 15 previous hits. | |
112 | ||
2f09097b ND |
113 | # NOTE: Because of synchronization behavior, it is possible for |
114 | # more than one thread to increment "hits" between one breakpoint | |
115 | # trap and the next. So stopping after 16 or 17 hits should be | |
116 | # considered acceptable. | |
117 | ||
c906108c SS |
118 | send_gdb "p common_routine::hits\n" |
119 | gdb_expect { | |
cf74b8ca AC |
120 | -re ".*= 15\r\n$gdb_prompt $" { |
121 | pass "stopped before calling common_routine 15 times" | |
122 | } | |
123 | -re ".*= 16\r\n$gdb_prompt $" { | |
124 | pass "stopped before calling common_routine 15 times (16 times)" | |
125 | } | |
126 | -re ".*= 17\r\n$gdb_prompt $" { | |
127 | pass "stopped before calling common_routine 15 times (17 times)" | |
128 | } | |
c906108c SS |
129 | default { |
130 | fail "stopped before calling common_routine 15 times" | |
131 | return 0 | |
132 | } | |
133 | -re ".*$gdb_prompt $" { | |
134 | fail "stopped before calling common_routine 15 times" | |
135 | return 0 | |
136 | } | |
137 | timeout { | |
138 | fail "stopped before calling common_routine 15 times (timeout)" | |
139 | return 0 | |
140 | } | |
141 | } | |
142 | ||
143 | # Also check that all of the threads have run, which will only be true | |
144 | # if the full_coverage variable is set. | |
145 | ||
146 | send_gdb "p common_routine::full_coverage\n" | |
147 | gdb_expect { | |
0816a3e5 MS |
148 | -re ".* = 1.*$gdb_prompt $" {} |
149 | -re ".* = 0.*$gdb_prompt $" { | |
150 | fail "some threads didn't run" | |
151 | return 0 | |
152 | } | |
c906108c SS |
153 | default { |
154 | fail "some threads didn't run" | |
155 | return 0 | |
156 | } | |
157 | timeout { | |
158 | fail "some threads didn't run (timeout)" | |
159 | return 0 | |
160 | } | |
161 | } | |
162 | ||
163 | # Looks fine, return success. | |
164 | return 1 | |
165 | } | |
166 | ||
167 | proc test_startup {} { | |
168 | global srcdir srcfile gdb_prompt expect_out | |
169 | global horiz | |
170 | global main_id thread1_id thread2_id | |
171 | ||
172 | # We should be able to do an info threads before starting any others. | |
173 | send_gdb "info threads\n" | |
174 | gdb_expect { | |
ae23c492 | 175 | -re ".*Thread.*main.*$gdb_prompt $" { |
c906108c SS |
176 | pass "info threads" |
177 | } | |
178 | -re "\r\n$gdb_prompt $" { | |
ae23c492 | 179 | unsupported "gdb does not support pthreads for this machine" |
c906108c SS |
180 | return 0 |
181 | } | |
182 | } | |
183 | ||
184 | # Extract the thread id number of main thread from "info threads" output. | |
185 | send_gdb "info threads\n" | |
186 | gdb_expect -re "(\[0-9\]+)(${horiz}Thread${horiz}main.*)($gdb_prompt $)" | |
187 | set main_id $expect_out(1,string) | |
188 | ||
189 | # Check that we can continue and create the first thread. | |
2a11c64d | 190 | gdb_test "break thread1" "Breakpoint .* file .*$srcfile.*" |
c906108c SS |
191 | gdb_test "continue" \ |
192 | "Continuing.*Breakpoint .*, thread1 \\(arg=0xfeedface\\).*at.*$srcfile.*" \ | |
193 | "Continue to creation of first thread" | |
194 | gdb_test "disable" "" | |
195 | ||
196 | # Extract the thread id number of thread 1 from "info threads" output. | |
197 | send_gdb "info threads\n" | |
198 | gdb_expect -re "(\[0-9\]+)(${horiz}Thread${horiz}thread1.*)($gdb_prompt $)" | |
199 | set thread1_id $expect_out(1,string) | |
200 | ||
201 | # Check that we can continue and create the second thread, | |
202 | # ignoring the first thread for the moment. | |
2a11c64d | 203 | gdb_test "break thread2" "Breakpoint .* file .*$srcfile.*" |
c906108c SS |
204 | gdb_test "continue" \ |
205 | "Continuing.*Breakpoint .*, thread2 \\(arg=0xdeadbeef\\).*at.*$srcfile.*" \ | |
206 | "Continue to creation of second thread" | |
207 | ||
208 | # Extract the thread id number of thread 2 from "info threads" output. | |
209 | send_gdb "info threads\n" | |
210 | gdb_expect -re "(\[0-9\]+)(${horiz}Thread${horiz}thread2.*)($gdb_prompt $)" | |
211 | set thread2_id $expect_out(1,string) | |
212 | ||
213 | return 1 | |
214 | } | |
215 | ||
216 | proc check_control_c {} { | |
217 | global gdb_prompt | |
218 | ||
219 | # Verify that all threads are running. | |
220 | if [all_threads_running] then { | |
221 | pass "All threads running after startup" | |
222 | } | |
223 | ||
224 | # Send a continue followed by ^C to the process to stop it. | |
225 | send_gdb "continue\n" | |
8f0cbc1c DJ |
226 | gdb_expect { |
227 | -re "Continuing." { | |
228 | pass "Continue with all threads running" | |
229 | } | |
230 | timeout { | |
231 | fail "Continue with all threads running (timeout)" | |
232 | } | |
233 | } | |
51d01eda MC |
234 | after 2000 |
235 | send_gdb "\003" | |
c906108c | 236 | set description "Stopped with a ^C" |
c906108c SS |
237 | gdb_expect { |
238 | -re "Program received signal SIGINT.*$gdb_prompt $" { | |
239 | pass $description | |
240 | } | |
241 | -re "Quit.*$gdb_prompt $" { | |
242 | pass $description | |
243 | } | |
244 | timeout { | |
245 | fail "$description (timeout)" | |
da55addb | 246 | return 1; |
c906108c SS |
247 | } |
248 | } | |
249 | gdb_test "bt" "" | |
250 | ||
251 | # Verify that all threads can be run again after a ^C stop. | |
252 | if [all_threads_running] then { | |
253 | pass "All threads running after continuing from ^C stop" | |
254 | } | |
da55addb | 255 | return 0; |
c906108c SS |
256 | } |
257 | ||
258 | proc check_backtraces {} { | |
259 | global gdb_prompt main_id thread1_id thread2_id | |
260 | ||
261 | # Check that the "thread apply N backtrace" command works | |
262 | ||
263 | gdb_test "thread apply $main_id backtrace" \ | |
264 | ".* in main \\(argc=.*, argv=.*\\).*" \ | |
265 | "check backtrace from main thread" | |
266 | gdb_test "thread apply $thread1_id backtrace" \ | |
267 | ".* in thread1 \\(arg=0xfeedface\\).*" \ | |
268 | "check backtrace from thread 1" | |
269 | gdb_test "thread apply $thread2_id backtrace" \ | |
270 | ".* in thread2 \\(arg=0xdeadbeef\\).*" \ | |
271 | "check backtrace from thread 2" | |
272 | ||
273 | # Check that we can apply the backtrace command to all | |
274 | # three threads with a single gdb command | |
275 | ||
276 | gdb_test "thread apply $main_id $thread1_id $thread2_id bt" \ | |
277 | ".* in main .* in thread1 .* in thread2.*" \ | |
278 | "apply backtrace command to all three threads" | |
279 | ||
280 | # Check that we can do thread specific backtraces | |
281 | # This also tests that we can do thread specific breakpoints. | |
282 | ||
283 | gdb_test "break common_routine thread $thread2_id" \ | |
284 | "Breakpoint .* at 0x.* file .* line .*" \ | |
285 | "set break at common_routine in thread 2" | |
286 | ||
287 | send_gdb "continue\n" | |
288 | gdb_expect { | |
289 | -re "Breakpoint .* common_routine \\(arg=2\\).*" { | |
cf74b8ca | 290 | pass "continue to bkpt at common_routine in thread 2" |
c906108c SS |
291 | send_gdb "backtrace\n" |
292 | gdb_expect { | |
293 | -re "#0.*common_routine \\(arg=2\\).*#1.*thread2.*" { | |
294 | pass "backtrace from thread 2 bkpt in common_routine" | |
295 | } | |
296 | default { | |
297 | fail "backtrace from thread 2 bkpt in common_routine" | |
298 | } | |
299 | timeout { | |
300 | fail "backtrace from thread 2 bkpt in common_routine (timeout)" | |
301 | } | |
302 | } | |
303 | } | |
304 | -re "Breakpoint .* common_routine \\(arg=0\\).*" { | |
cf74b8ca | 305 | fail "continue to bkpt at common_routine in thread 2 (arg=0)" |
c906108c SS |
306 | } |
307 | -re "Breakpoint .* common_routine \\(arg=1\\).*" { | |
cf74b8ca | 308 | fail "continue to bkpt at common_routine in thread 2 (arg=1)" |
c906108c SS |
309 | } |
310 | -re ".*$gdb_prompt" { | |
311 | fail "continue to bkpt at common_routine in thread 2" | |
312 | } | |
313 | default { | |
cf74b8ca | 314 | fail "continue to bkpt at common_routine in thread 2 (default)" |
c906108c SS |
315 | } |
316 | timeout { | |
317 | fail "continue to bkpt at common_routine in thread 2 (timeout)" | |
318 | } | |
319 | } | |
320 | } | |
321 | ||
322 | setup_xfail "alpha-*-osf*" | |
323 | if [runto_main] then { | |
324 | clear_xfail "alpha-*-osf*" | |
325 | if [test_startup] then { | |
da55addb MS |
326 | if [check_control_c] then { |
327 | warning "Could not stop child with ^C; skipping rest of tests.\n" | |
328 | return; | |
329 | } | |
c906108c SS |
330 | check_backtraces |
331 | } | |
332 | } | |
333 | clear_xfail "alpha-*-osf*" |