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b811d2c2 | 1 | # Copyright 1992-2020 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 SS |
25 | |
26 | # Create and source the file that provides information about the compiler | |
27 | # used to compile the test case. | |
4c93b1db | 28 | if [get_compiler_info] { |
ae59b1da | 29 | return -1 |
c906108c SS |
30 | } |
31 | ||
f76495c8 | 32 | if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} { |
5b362f04 | 33 | untested "failed to compile" |
f76495c8 TT |
34 | return -1 |
35 | } | |
36 | ||
f9e233c9 KB |
37 | # Do not delete coremap.data when calling core_find. This file is |
38 | # required for GDB to find mmap'd data in the "accessing read-only | |
39 | # mmapped data in core file" test. | |
40 | set corefile [core_find $binfile {}] | |
37aeb5df | 41 | if {$corefile == ""} { |
e9ecd949 | 42 | return 0 |
c906108c SS |
43 | } |
44 | ||
37aeb5df | 45 | # Test that we can simply startup with a "-core=$corefile" command line arg |
c906108c SS |
46 | # and recognize that the core file is a valid, usable core file. |
47 | # To do this, we must shutdown the currently running gdb and restart | |
48 | # with the -core args. We can't use gdb_start because it looks for | |
49 | # the first gdb prompt, and the message we are looking for occurs | |
6b8ce727 | 50 | # before the first prompt. |
c906108c SS |
51 | # |
52 | # Another problem is that on some systems (solaris for example), there | |
53 | # is apparently a limit on the length of a fully specified path to | |
f76495c8 | 54 | # the corefile executable, at about 80 chars. For this case, consider |
c906108c SS |
55 | # it a pass, but note that the program name is bad. |
56 | ||
57 | gdb_exit | |
58 | if $verbose>1 then { | |
37aeb5df | 59 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile\n" |
c906108c SS |
60 | } |
61 | ||
62 | set oldtimeout $timeout | |
63 | set timeout [expr "$timeout + 60"] | |
64 | verbose "Timeout is now $timeout seconds" 2 | |
37aeb5df | 65 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile" |
c906108c | 66 | expect { |
b9891b29 | 67 | -re "Couldn't find .* registers in core file.*$gdb_prompt $" { |
37aeb5df | 68 | fail "args: -core=[file tail $corefile] (couldn't find regs)" |
b9891b29 | 69 | } |
f76495c8 | 70 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
37aeb5df | 71 | pass "args: -core=[file tail $corefile]" |
c906108c SS |
72 | } |
73 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
37aeb5df | 74 | pass "args: -core=[file tail $corefile] (with bad program name)" |
c906108c SS |
75 | } |
76 | -re ".*registers from core file: File in wrong format.* $" { | |
37aeb5df | 77 | fail "args: -core=[file tail $corefile] (could not read registers from core file)" |
c906108c | 78 | } |
37aeb5df | 79 | -re ".*$gdb_prompt $" { fail "args: -core=[file tail $corefile]" } |
c906108c SS |
80 | timeout { fail "(timeout) starting with -core" } |
81 | } | |
82 | ||
83 | ||
84 | # | |
85 | # Test that startup with both an executable file and -core argument. | |
86 | # See previous comments above, they are still applicable. | |
87 | # | |
88 | ||
4ec70201 | 89 | close |
c906108c SS |
90 | |
91 | if $verbose>1 then { | |
37aeb5df | 92 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile\n" |
c906108c SS |
93 | } |
94 | ||
95 | ||
4ec70201 | 96 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile" |
c906108c | 97 | expect { |
f76495c8 | 98 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
37aeb5df | 99 | pass "args: execfile -core=[file tail $corefile]" |
c906108c SS |
100 | } |
101 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
37aeb5df | 102 | pass "args: execfile -core=[file tail $corefile] (with bad program name)" |
c906108c SS |
103 | } |
104 | -re ".*registers from core file: File in wrong format.* $" { | |
37aeb5df | 105 | fail "args: execfile -core=[file tail $corefile] (could not read registers from core file)" |
c906108c | 106 | } |
37aeb5df | 107 | -re ".*$gdb_prompt $" { fail "args: execfile -core=[file tail $corefile]" } |
c906108c SS |
108 | timeout { fail "(timeout) starting with -core" } |
109 | } | |
110 | set timeout $oldtimeout | |
111 | verbose "Timeout is now $timeout seconds" 2 | |
112 | ||
4ec70201 | 113 | close |
c906108c SS |
114 | |
115 | # Now restart normally. | |
116 | ||
117 | gdb_start | |
118 | gdb_reinitialize_dir $srcdir/$subdir | |
119 | gdb_load ${binfile} | |
120 | ||
121 | # Test basic corefile recognition via core-file command. | |
122 | ||
ad3986f0 | 123 | gdb_test_multiple "core-file $corefile" "core-file command" { |
958a4e4c MS |
124 | -re ".* program is being debugged already.*y or n. $" { |
125 | # gdb_load may connect us to a gdbserver. | |
126 | send_gdb "y\n" | |
4ec70201 | 127 | exp_continue |
958a4e4c | 128 | } |
f76495c8 | 129 | -re "Core was generated by .*corefile.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
c906108c SS |
130 | pass "core-file command" |
131 | } | |
132 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { | |
133 | pass "core-file command (with bad program name)" | |
134 | } | |
135 | -re ".*registers from core file: File in wrong format.* $" { | |
136 | fail "core-file command (could not read registers from core file)" | |
137 | } | |
c906108c SS |
138 | } |
139 | ||
140 | # Test correct mapping of corefile sections by printing some variables. | |
141 | ||
142 | gdb_test "print coremaker_data" "\\\$$decimal = 202" | |
143 | gdb_test "print coremaker_bss" "\\\$$decimal = 10" | |
144 | gdb_test "print coremaker_ro" "\\\$$decimal = 201" | |
145 | ||
d85da69f | 146 | gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}" |
c906108c | 147 | |
0c557179 SDJ |
148 | # Test the presence and the correct values of $_exitsignal and |
149 | # $_exitcode variables. The corefile is generated with a SIGABRT, | |
150 | # which is "6" in the Linux kernel. | |
151 | ||
152 | gdb_test "print \$_exitsignal" " = 6" \ | |
153 | "\$_exitsignal prints SIGABRT (6)" | |
154 | ||
155 | gdb_test "print \$_exitcode" " = void" \ | |
156 | "\$_exitcode is void" | |
157 | ||
c906108c SS |
158 | # Somehow we better test the ability to read the registers out of the core |
159 | # file correctly. I don't think the other tests do this. | |
160 | ||
161 | gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp" | |
d4f3574e | 162 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp" |
c906108c SS |
163 | |
164 | # Test ability to read mmap'd data | |
165 | ||
166 | gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file" | |
09dd9a69 | 167 | setup_xfail "*-*-sunos*" "*-*-aix*" |
90d59e34 AC |
168 | set test "accessing mmapped data in core file" |
169 | gdb_test_multiple "x/8bd buf2" "$test" { | |
c906108c | 170 | -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { |
90d59e34 | 171 | pass "$test" |
c906108c | 172 | } |
f9e233c9 KB |
173 | -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
174 | fail "$test (mapping failed at runtime)" | |
175 | } | |
176 | -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { | |
177 | fail "$test (mapping address not found in core file)" | |
178 | } | |
179 | } | |
180 | ||
181 | set test "accessing read-only mmapped data in core file" | |
182 | gdb_test_multiple "x/8bd buf2ro" "$test" { | |
183 | -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { | |
184 | pass "$test" | |
185 | } | |
c906108c | 186 | -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
90d59e34 | 187 | fail "$test (mapping failed at runtime)" |
c906108c SS |
188 | } |
189 | -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { | |
90d59e34 | 190 | fail "$test (mapping address not found in core file)" |
c906108c SS |
191 | } |
192 | } | |
193 | ||
94c265d7 KB |
194 | # Test ability to read anonymous and, more importantly, unwritten-to |
195 | # mmap'd data. | |
196 | ||
197 | if { ![istarget *-linux*] } { | |
198 | setup_xfail "*-*-*" | |
199 | } | |
200 | gdb_test "x/wx buf3" "$hex:\[ \t\]+0x00000000" \ | |
201 | "accessing anonymous, unwritten-to mmap data" | |
202 | ||
c906108c SS |
203 | # test reinit_frame_cache |
204 | ||
205 | gdb_load ${binfile} | |
9a01813a | 206 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp (reinit)" |
c906108c SS |
207 | |
208 | gdb_test "core" "No core file now." | |
c0edd9ed JK |
209 | |
210 | ||
211 | # Test a run (start) command will clear any loaded core file. | |
212 | ||
b3ccfe11 TT |
213 | proc corefile_test_run {} { |
214 | global corefile gdb_prompt | |
215 | ||
df479dc6 PA |
216 | # This test is trying to check whether the "run" command finds the |
217 | # default run target when already debugging a core, so it would | |
218 | # fail on boards that set auto-connect-native-target off. Since | |
219 | # there's no real point in running the test but with the native | |
220 | # target, it's easier to just skip elsewhere. | |
221 | if {[target_info gdb_protocol] != ""} { | |
222 | return | |
223 | } | |
224 | ||
b3ccfe11 TT |
225 | gdb_test "core-file $corefile" "Core was generated by .*" "run: load core again" |
226 | gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "run: sanity check we see the core file" | |
c0edd9ed | 227 | |
b3ccfe11 TT |
228 | set test "run: with core" |
229 | if [runto_main] { | |
230 | pass $test | |
231 | } else { | |
c0edd9ed JK |
232 | fail $test |
233 | } | |
b3ccfe11 TT |
234 | |
235 | set test "run: core file is cleared" | |
236 | gdb_test_multiple "info files" $test { | |
237 | -re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" { | |
238 | fail $test | |
239 | } | |
240 | -re "\r\n$gdb_prompt $" { | |
241 | pass $test | |
242 | } | |
c0edd9ed | 243 | } |
c0edd9ed | 244 | |
b3ccfe11 TT |
245 | set test "quit with a process" |
246 | gdb_test_multiple "quit" $test { | |
247 | -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" { | |
248 | pass $test | |
249 | gdb_test "n" {Not confirmed\.} "quit with processes: n" | |
250 | } | |
cd2effb2 | 251 | } |
b3ccfe11 TT |
252 | |
253 | gdb_exit | |
cd2effb2 JK |
254 | } |
255 | ||
b3ccfe11 | 256 | corefile_test_run |
c0edd9ed | 257 | |
cd2effb2 JK |
258 | # Verify there is no question if only a core file is loaded. |
259 | ||
260 | gdb_start | |
261 | gdb_test "core-file $corefile" "Core was generated by .*" "no question: load core" | |
262 | ||
263 | set test "quit with a core file" | |
264 | gdb_test_multiple "quit" $test { | |
265 | -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" { | |
266 | fail $test | |
267 | gdb_test "n" {Not confirmed\.} "quit with processes: n" | |
268 | } | |
269 | eof { | |
270 | pass $test | |
271 | } | |
272 | } | |
273 | ||
274 | gdb_exit | |
c0edd9ed JK |
275 | |
276 | # Test an attach command will clear any loaded core file. | |
277 | ||
329ea579 | 278 | proc corefile_test_attach {} { |
b3ccfe11 | 279 | global binfile corefile gdb_prompt |
c0edd9ed | 280 | |
df479dc6 PA |
281 | # This test is checking whether the "attach" command finds the |
282 | # default run target when already debugging a core, so it would | |
283 | # fail on boards that set auto-connect-native-target off. Since | |
284 | # there's no real point in running the test but with the native | |
285 | # target, it's easier to just skip elsewhere. | |
286 | if {[target_info gdb_protocol] != ""} { | |
287 | return | |
288 | } | |
289 | ||
290 | if [can_spawn_for_attach] { | |
b3ccfe11 TT |
291 | set test "attach: spawn sleep" |
292 | set res [remote_spawn host "$binfile sleep"] | |
293 | if { $res < 0 || $res == "" } { | |
294 | fail $test | |
295 | return | |
296 | } | |
297 | set pid [exp_pid -i $res] | |
298 | # We don't care whether the program is still in the startup phase when we | |
299 | # attach. | |
c0edd9ed | 300 | |
b3ccfe11 | 301 | gdb_start |
c0edd9ed | 302 | |
b3ccfe11 TT |
303 | gdb_test "core-file $corefile" "Core was generated by .*" "attach: load core again" |
304 | gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "attach: sanity check we see the core file" | |
305 | ||
306 | gdb_test "attach $pid" "Attaching to process $pid\r\n.*" "attach: with core" | |
307 | ||
308 | set test "attach: core file is cleared" | |
309 | gdb_test_multiple "info files" $test { | |
310 | -re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" { | |
311 | fail $test | |
312 | } | |
313 | -re "\r\n$gdb_prompt $" { | |
314 | pass $test | |
315 | } | |
c0edd9ed | 316 | } |
c0edd9ed | 317 | |
b3ccfe11 TT |
318 | gdb_exit |
319 | } | |
c0edd9ed | 320 | } |
7d760051 | 321 | |
b3ccfe11 TT |
322 | corefile_test_attach |
323 | ||
7d760051 UW |
324 | # Test warning-free core file load. E.g., a Linux vDSO used to |
325 | # trigger this warning: | |
326 | # warning: Can't read pathname for load map: Input/output error. | |
efe24f05 KB |
327 | # |
328 | # When testing in a docker container using the AUFS storage driver, | |
329 | # the kernel places host paths in the core file's NT_FILE note. XFAIL | |
330 | # this case since these paths make no sense in the container. | |
7d760051 UW |
331 | |
332 | clean_restart ${testfile} | |
333 | ||
334 | set test "core-file warning-free" | |
335 | gdb_test_multiple "core-file $corefile" $test { | |
efe24f05 KB |
336 | -re "warning: Can\'t open file.*\/docker\/aufs\/.*\r\n$gdb_prompt $" { |
337 | xfail $test | |
338 | } | |
7d760051 UW |
339 | -re "warning: .*\r\n.*\r\n$gdb_prompt $" { |
340 | fail $test | |
341 | } | |
342 | -re "\r\n$gdb_prompt $" { | |
343 | pass $test | |
344 | } | |
345 | } |