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4a94e368 | 1 | # Copyright 1992-2022 Free Software Foundation, Inc. |
c906108c SS |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
c906108c | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
c906108c SS |
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. | |
e22f8b7c | 12 | # |
c906108c | 13 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
c906108c | 15 | |
c906108c SS |
16 | # This file was written by Fred Fish. (fnf@cygnus.com) |
17 | ||
c906108c SS |
18 | |
19 | # are we on a target board | |
20 | if ![isnative] then { | |
21 | return | |
22 | } | |
23 | ||
f76495c8 | 24 | standard_testfile coremaker.c |
c906108c | 25 | |
f76495c8 | 26 | if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} { |
5b362f04 | 27 | untested "failed to compile" |
f76495c8 TT |
28 | return -1 |
29 | } | |
30 | ||
f9e233c9 KB |
31 | # Do not delete coremap.data when calling core_find. This file is |
32 | # required for GDB to find mmap'd data in the "accessing read-only | |
33 | # mmapped data in core file" test. | |
34 | set corefile [core_find $binfile {}] | |
37aeb5df | 35 | if {$corefile == ""} { |
e9ecd949 | 36 | return 0 |
c906108c SS |
37 | } |
38 | ||
37aeb5df | 39 | # Test that we can simply startup with a "-core=$corefile" command line arg |
c906108c SS |
40 | # and recognize that the core file is a valid, usable core file. |
41 | # To do this, we must shutdown the currently running gdb and restart | |
42 | # with the -core args. We can't use gdb_start because it looks for | |
43 | # the first gdb prompt, and the message we are looking for occurs | |
6b8ce727 | 44 | # before the first prompt. |
c906108c SS |
45 | # |
46 | # Another problem is that on some systems (solaris for example), there | |
47 | # is apparently a limit on the length of a fully specified path to | |
f76495c8 | 48 | # the corefile executable, at about 80 chars. For this case, consider |
c906108c SS |
49 | # it a pass, but note that the program name is bad. |
50 | ||
51 | gdb_exit | |
52 | if $verbose>1 then { | |
37aeb5df | 53 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile\n" |
c906108c SS |
54 | } |
55 | ||
56 | set oldtimeout $timeout | |
57 | set timeout [expr "$timeout + 60"] | |
58 | verbose "Timeout is now $timeout seconds" 2 | |
37aeb5df | 59 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile" |
c906108c | 60 | expect { |
b9891b29 | 61 | -re "Couldn't find .* registers in core file.*$gdb_prompt $" { |
37aeb5df | 62 | fail "args: -core=[file tail $corefile] (couldn't find regs)" |
b9891b29 | 63 | } |
f76495c8 | 64 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
37aeb5df | 65 | pass "args: -core=[file tail $corefile]" |
c906108c SS |
66 | } |
67 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
37aeb5df | 68 | pass "args: -core=[file tail $corefile] (with bad program name)" |
c906108c SS |
69 | } |
70 | -re ".*registers from core file: File in wrong format.* $" { | |
37aeb5df | 71 | fail "args: -core=[file tail $corefile] (could not read registers from core file)" |
c906108c | 72 | } |
37aeb5df | 73 | -re ".*$gdb_prompt $" { fail "args: -core=[file tail $corefile]" } |
c906108c SS |
74 | timeout { fail "(timeout) starting with -core" } |
75 | } | |
76 | ||
77 | ||
78 | # | |
79 | # Test that startup with both an executable file and -core argument. | |
80 | # See previous comments above, they are still applicable. | |
81 | # | |
82 | ||
4ec70201 | 83 | close |
c906108c SS |
84 | |
85 | if $verbose>1 then { | |
37aeb5df | 86 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile\n" |
c906108c SS |
87 | } |
88 | ||
89 | ||
4ec70201 | 90 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile" |
c906108c | 91 | expect { |
f76495c8 | 92 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
37aeb5df | 93 | pass "args: execfile -core=[file tail $corefile]" |
c906108c SS |
94 | } |
95 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
37aeb5df | 96 | pass "args: execfile -core=[file tail $corefile] (with bad program name)" |
c906108c SS |
97 | } |
98 | -re ".*registers from core file: File in wrong format.* $" { | |
37aeb5df | 99 | fail "args: execfile -core=[file tail $corefile] (could not read registers from core file)" |
c906108c | 100 | } |
37aeb5df | 101 | -re ".*$gdb_prompt $" { fail "args: execfile -core=[file tail $corefile]" } |
c906108c SS |
102 | timeout { fail "(timeout) starting with -core" } |
103 | } | |
104 | set timeout $oldtimeout | |
105 | verbose "Timeout is now $timeout seconds" 2 | |
106 | ||
4ec70201 | 107 | close |
c906108c SS |
108 | |
109 | # Now restart normally. | |
110 | ||
111 | gdb_start | |
112 | gdb_reinitialize_dir $srcdir/$subdir | |
113 | gdb_load ${binfile} | |
114 | ||
115 | # Test basic corefile recognition via core-file command. | |
116 | ||
ad3986f0 | 117 | gdb_test_multiple "core-file $corefile" "core-file command" { |
958a4e4c MS |
118 | -re ".* program is being debugged already.*y or n. $" { |
119 | # gdb_load may connect us to a gdbserver. | |
120 | send_gdb "y\n" | |
4ec70201 | 121 | exp_continue |
958a4e4c | 122 | } |
f76495c8 | 123 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
c906108c SS |
124 | pass "core-file command" |
125 | } | |
126 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
127 | pass "core-file command (with bad program name)" | |
128 | } | |
129 | -re ".*registers from core file: File in wrong format.* $" { | |
130 | fail "core-file command (could not read registers from core file)" | |
131 | } | |
c906108c SS |
132 | } |
133 | ||
134 | # Test correct mapping of corefile sections by printing some variables. | |
135 | ||
136 | gdb_test "print coremaker_data" "\\\$$decimal = 202" | |
137 | gdb_test "print coremaker_bss" "\\\$$decimal = 10" | |
138 | gdb_test "print coremaker_ro" "\\\$$decimal = 201" | |
139 | ||
d85da69f | 140 | gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}" |
c906108c | 141 | |
0c557179 SDJ |
142 | # Test the presence and the correct values of $_exitsignal and |
143 | # $_exitcode variables. The corefile is generated with a SIGABRT, | |
144 | # which is "6" in the Linux kernel. | |
145 | ||
146 | gdb_test "print \$_exitsignal" " = 6" \ | |
147 | "\$_exitsignal prints SIGABRT (6)" | |
148 | ||
149 | gdb_test "print \$_exitcode" " = void" \ | |
150 | "\$_exitcode is void" | |
151 | ||
c906108c SS |
152 | # Somehow we better test the ability to read the registers out of the core |
153 | # file correctly. I don't think the other tests do this. | |
154 | ||
155 | gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp" | |
d4f3574e | 156 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp" |
c906108c SS |
157 | |
158 | # Test ability to read mmap'd data | |
159 | ||
160 | gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file" | |
09dd9a69 | 161 | setup_xfail "*-*-sunos*" "*-*-aix*" |
90d59e34 AC |
162 | set test "accessing mmapped data in core file" |
163 | gdb_test_multiple "x/8bd buf2" "$test" { | |
c906108c | 164 | -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { |
90d59e34 | 165 | pass "$test" |
c906108c | 166 | } |
f9e233c9 KB |
167 | -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
168 | fail "$test (mapping failed at runtime)" | |
169 | } | |
170 | -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { | |
171 | fail "$test (mapping address not found in core file)" | |
172 | } | |
173 | } | |
174 | ||
175 | set test "accessing read-only mmapped data in core file" | |
176 | gdb_test_multiple "x/8bd buf2ro" "$test" { | |
177 | -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { | |
178 | pass "$test" | |
179 | } | |
c906108c | 180 | -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
90d59e34 | 181 | fail "$test (mapping failed at runtime)" |
c906108c SS |
182 | } |
183 | -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { | |
90d59e34 | 184 | fail "$test (mapping address not found in core file)" |
c906108c SS |
185 | } |
186 | } | |
187 | ||
94c265d7 KB |
188 | # Test ability to read anonymous and, more importantly, unwritten-to |
189 | # mmap'd data. | |
190 | ||
191 | if { ![istarget *-linux*] } { | |
192 | setup_xfail "*-*-*" | |
193 | } | |
194 | gdb_test "x/wx buf3" "$hex:\[ \t\]+0x00000000" \ | |
195 | "accessing anonymous, unwritten-to mmap data" | |
196 | ||
c906108c SS |
197 | # test reinit_frame_cache |
198 | ||
199 | gdb_load ${binfile} | |
9a01813a | 200 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp (reinit)" |
c906108c SS |
201 | |
202 | gdb_test "core" "No core file now." | |
c0edd9ed | 203 | |
5d067f3d PA |
204 | # Test that we can unload the core with the "detach" command. |
205 | ||
206 | proc_with_prefix corefile_detach {} { | |
207 | clean_restart $::binfile | |
208 | ||
209 | gdb_test "core-file $::corefile" "Core was generated by .*" "load core" | |
210 | gdb_test "detach" "No core file now\\." "detach core" | |
211 | } | |
212 | ||
213 | corefile_detach | |
c0edd9ed JK |
214 | |
215 | # Test a run (start) command will clear any loaded core file. | |
216 | ||
b3ccfe11 TT |
217 | proc corefile_test_run {} { |
218 | global corefile gdb_prompt | |
219 | ||
df479dc6 PA |
220 | # This test is trying to check whether the "run" command finds the |
221 | # default run target when already debugging a core, so it would | |
222 | # fail on boards that set auto-connect-native-target off. Since | |
223 | # there's no real point in running the test but with the native | |
224 | # target, it's easier to just skip elsewhere. | |
225 | if {[target_info gdb_protocol] != ""} { | |
226 | return | |
227 | } | |
228 | ||
5d067f3d PA |
229 | clean_restart $::binfile |
230 | ||
b3ccfe11 TT |
231 | gdb_test "core-file $corefile" "Core was generated by .*" "run: load core again" |
232 | gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "run: sanity check we see the core file" | |
c0edd9ed | 233 | |
b3ccfe11 TT |
234 | set test "run: with core" |
235 | if [runto_main] { | |
236 | pass $test | |
237 | } else { | |
c0edd9ed JK |
238 | fail $test |
239 | } | |
b3ccfe11 TT |
240 | |
241 | set test "run: core file is cleared" | |
242 | gdb_test_multiple "info files" $test { | |
243 | -re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" { | |
244 | fail $test | |
245 | } | |
246 | -re "\r\n$gdb_prompt $" { | |
247 | pass $test | |
248 | } | |
c0edd9ed | 249 | } |
c0edd9ed | 250 | |
b3ccfe11 TT |
251 | set test "quit with a process" |
252 | gdb_test_multiple "quit" $test { | |
253 | -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" { | |
254 | pass $test | |
255 | gdb_test "n" {Not confirmed\.} "quit with processes: n" | |
256 | } | |
cd2effb2 | 257 | } |
b3ccfe11 TT |
258 | |
259 | gdb_exit | |
cd2effb2 JK |
260 | } |
261 | ||
b3ccfe11 | 262 | corefile_test_run |
c0edd9ed | 263 | |
cd2effb2 JK |
264 | # Verify there is no question if only a core file is loaded. |
265 | ||
266 | gdb_start | |
267 | gdb_test "core-file $corefile" "Core was generated by .*" "no question: load core" | |
268 | ||
269 | set test "quit with a core file" | |
270 | gdb_test_multiple "quit" $test { | |
271 | -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" { | |
272 | fail $test | |
273 | gdb_test "n" {Not confirmed\.} "quit with processes: n" | |
274 | } | |
275 | eof { | |
276 | pass $test | |
277 | } | |
278 | } | |
279 | ||
280 | gdb_exit | |
c0edd9ed JK |
281 | |
282 | # Test an attach command will clear any loaded core file. | |
283 | ||
329ea579 | 284 | proc corefile_test_attach {} { |
b3ccfe11 | 285 | global binfile corefile gdb_prompt |
c0edd9ed | 286 | |
df479dc6 PA |
287 | # This test is checking whether the "attach" command finds the |
288 | # default run target when already debugging a core, so it would | |
289 | # fail on boards that set auto-connect-native-target off. Since | |
290 | # there's no real point in running the test but with the native | |
291 | # target, it's easier to just skip elsewhere. | |
292 | if {[target_info gdb_protocol] != ""} { | |
293 | return | |
294 | } | |
295 | ||
296 | if [can_spawn_for_attach] { | |
b3ccfe11 TT |
297 | set test "attach: spawn sleep" |
298 | set res [remote_spawn host "$binfile sleep"] | |
299 | if { $res < 0 || $res == "" } { | |
300 | fail $test | |
301 | return | |
302 | } | |
303 | set pid [exp_pid -i $res] | |
304 | # We don't care whether the program is still in the startup phase when we | |
305 | # attach. | |
c0edd9ed | 306 | |
b3ccfe11 | 307 | gdb_start |
c0edd9ed | 308 | |
b3ccfe11 TT |
309 | gdb_test "core-file $corefile" "Core was generated by .*" "attach: load core again" |
310 | gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "attach: sanity check we see the core file" | |
311 | ||
312 | gdb_test "attach $pid" "Attaching to process $pid\r\n.*" "attach: with core" | |
313 | ||
314 | set test "attach: core file is cleared" | |
315 | gdb_test_multiple "info files" $test { | |
316 | -re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" { | |
317 | fail $test | |
318 | } | |
319 | -re "\r\n$gdb_prompt $" { | |
320 | pass $test | |
321 | } | |
c0edd9ed | 322 | } |
c0edd9ed | 323 | |
b3ccfe11 TT |
324 | gdb_exit |
325 | } | |
c0edd9ed | 326 | } |
7d760051 | 327 | |
b3ccfe11 TT |
328 | corefile_test_attach |
329 | ||
7d760051 UW |
330 | # Test warning-free core file load. E.g., a Linux vDSO used to |
331 | # trigger this warning: | |
332 | # warning: Can't read pathname for load map: Input/output error. | |
efe24f05 KB |
333 | # |
334 | # When testing in a docker container using the AUFS storage driver, | |
335 | # the kernel places host paths in the core file's NT_FILE note. XFAIL | |
336 | # this case since these paths make no sense in the container. | |
7d760051 UW |
337 | |
338 | clean_restart ${testfile} | |
339 | ||
340 | set test "core-file warning-free" | |
341 | gdb_test_multiple "core-file $corefile" $test { | |
efe24f05 KB |
342 | -re "warning: Can\'t open file.*\/docker\/aufs\/.*\r\n$gdb_prompt $" { |
343 | xfail $test | |
344 | } | |
7d760051 UW |
345 | -re "warning: .*\r\n.*\r\n$gdb_prompt $" { |
346 | fail $test | |
347 | } | |
348 | -re "\r\n$gdb_prompt $" { | |
349 | pass $test | |
350 | } | |
351 | } |