Commit | Line | Data |
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88b9d363 | 1 | # Copyright 1997-2022 Free Software Foundation, Inc. |
74cf1395 JM |
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 |
74cf1395 | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
74cf1395 JM |
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 | # |
74cf1395 | 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/>. */ |
74cf1395 | 15 | |
60b3033e | 16 | if {![can_spawn_for_attach]} { |
74cf1395 JM |
17 | return 0 |
18 | } | |
19 | ||
48e9cc84 | 20 | standard_testfile attach.c attach2.c attach3.c |
a64d2530 | 21 | set binfile2 ${binfile}2 |
48e9cc84 | 22 | set binfile3 ${binfile}3 |
a64d2530 | 23 | set escapedbinfile [string_to_regexp $binfile] |
74cf1395 JM |
24 | |
25 | #execute_anywhere "rm -f ${binfile} ${binfile2}" | |
48e9cc84 | 26 | remote_exec build "rm -f ${binfile} ${binfile2} ${binfile3}" |
74cf1395 JM |
27 | # For debugging this test |
28 | # | |
29 | #log_user 1 | |
30 | ||
74cf1395 JM |
31 | # build the first test case |
32 | # | |
33 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
84c93cd5 | 34 | untested "failed to compile" |
b60f0898 | 35 | return -1 |
74cf1395 JM |
36 | } |
37 | ||
74cf1395 JM |
38 | # Build the in-system-call test |
39 | ||
40 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { | |
84c93cd5 | 41 | untested "failed to compile in-system-call test" |
b60f0898 | 42 | return -1 |
74cf1395 JM |
43 | } |
44 | ||
48e9cc84 PW |
45 | # Build the third file, used to check attach when the exec-file has changed. |
46 | ||
47 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile3}" "${binfile3}" executable {debug}] != "" } { | |
48 | untested "failed to compile attach exec-file changed test" | |
49 | return -1 | |
50 | } | |
51 | ||
4c93b1db | 52 | if [get_compiler_info] { |
74cf1395 JM |
53 | return -1 |
54 | } | |
55 | ||
df0da8a2 AH |
56 | # This is a test of the error cases for gdb's ability to attach to a |
57 | # running process. | |
58 | ||
59 | proc_with_prefix do_attach_failure_tests {} { | |
1279f4ff AC |
60 | global gdb_prompt |
61 | global binfile | |
62 | global escapedbinfile | |
63 | global srcfile | |
df0da8a2 AH |
64 | |
65 | clean_restart $binfile | |
66 | ||
1586c8fb GB |
67 | # Figure out a regular expression that will match the sysroot, |
68 | # noting that the default sysroot is "target:", and also noting | |
69 | # that GDB will strip "target:" from the start of filenames when | |
d4d38844 YQ |
70 | # operating on the local filesystem. However the default sysroot |
71 | # can be set via configure option --with-sysroot, which can be "/". | |
72 | # If $binfile is a absolute path, so pattern | |
73 | # "$sysroot$escapedbinfile" below is wrong. Use [^\r\n]* to make | |
74 | # $sysroot simple. | |
75 | set sysroot "\[^\r\n\]*" | |
1586c8fb | 76 | |
1279f4ff AC |
77 | # Start the program running and then wait for a bit, to be sure |
78 | # that it can be attached to. | |
79 | ||
2c8c5d37 PA |
80 | set test_spawn_id [spawn_wait_for_attach $binfile] |
81 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
82 | |
83 | # Verify that we cannot attach to nonsense. | |
84 | ||
8b1b3228 AC |
85 | set test "attach to nonsense is prohibited" |
86 | gdb_test_multiple "attach abc" "$test" { | |
74164c56 JK |
87 | -re "Illegal process-id: abc\\.\r\n$gdb_prompt $" { |
88 | pass "$test" | |
89 | } | |
90 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
91 | # Response expected from /proc-based systems. | |
92 | pass "$test" | |
93 | } | |
94 | -re "Can't attach to process..*$gdb_prompt $" { | |
95 | # Response expected on Cygwin | |
96 | pass "$test" | |
97 | } | |
98 | -re "Attaching to.*$gdb_prompt $" { | |
99 | fail "$test (bogus pid allowed)" | |
100 | } | |
101 | } | |
102 | ||
103 | # Verify that we cannot attach to nonsense even if its initial part is | |
104 | # a valid PID. | |
105 | ||
106 | set test "attach to digits-starting nonsense is prohibited" | |
107 | gdb_test_multiple "attach ${testpid}x" "$test" { | |
108 | -re "Illegal process-id: ${testpid}x\\.\r\n$gdb_prompt $" { | |
8b1b3228 | 109 | pass "$test" |
1279f4ff AC |
110 | } |
111 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
112 | # Response expected from /proc-based systems. | |
8b1b3228 | 113 | pass "$test" |
1279f4ff | 114 | } |
8b1b3228 | 115 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 116 | # Response expected on Cygwin |
8b1b3228 | 117 | pass "$test" |
1279f4ff AC |
118 | } |
119 | -re "Attaching to.*$gdb_prompt $" { | |
8b1b3228 | 120 | fail "$test (bogus pid allowed)" |
1279f4ff AC |
121 | } |
122 | } | |
123 | ||
124 | # Verify that we cannot attach to what appears to be a valid | |
125 | # process ID, but is a process that doesn't exist. Traditionally, | |
126 | # most systems didn't have a process with ID 0, so we take that as | |
127 | # the default. However, there are a few exceptions. | |
128 | ||
129 | set boguspid 0 | |
130 | if { [istarget "*-*-*bsd*"] } { | |
131 | # In FreeBSD 5.0, PID 0 is used for "swapper". Use -1 instead | |
132 | # (which should have the desired effect on any version of | |
133 | # FreeBSD, and probably other *BSD's too). | |
134 | set boguspid -1 | |
135 | } | |
8b1b3228 AC |
136 | set test "attach to nonexistent process is prohibited" |
137 | gdb_test_multiple "attach $boguspid" "$test" { | |
1279f4ff AC |
138 | -re "Attaching to.*, process $boguspid.*No such process.*$gdb_prompt $" { |
139 | # Response expected on ptrace-based systems (i.e. HP-UX 10.20). | |
8b1b3228 | 140 | pass "$test" |
1279f4ff AC |
141 | } |
142 | -re "Attaching to.*, process $boguspid failed.*Hint.*$gdb_prompt $" { | |
143 | # Response expected on ttrace-based systems (i.e. HP-UX 11.0). | |
8b1b3228 | 144 | pass "$test" |
1279f4ff AC |
145 | } |
146 | -re "Attaching to.*, process $boguspid.*denied.*$gdb_prompt $" { | |
8b1b3228 | 147 | pass "$test" |
1279f4ff AC |
148 | } |
149 | -re "Attaching to.*, process $boguspid.*not permitted.*$gdb_prompt $" { | |
8b1b3228 | 150 | pass "$test" |
1279f4ff AC |
151 | } |
152 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
153 | # Response expected from /proc-based systems. | |
8b1b3228 | 154 | pass "$test" |
1279f4ff | 155 | } |
8b1b3228 | 156 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 157 | # Response expected on Cygwin |
8b1b3228 | 158 | pass "$test" |
1279f4ff | 159 | } |
7cee1e54 PA |
160 | -re "Attaching to.*, process $boguspid.*failed.*$gdb_prompt $" { |
161 | # Response expected on the extended-remote target. | |
162 | pass "$test" | |
163 | } | |
1279f4ff AC |
164 | } |
165 | ||
df0da8a2 AH |
166 | # Verify that we can't double attach to the process. |
167 | ||
168 | set test "first attach" | |
169 | gdb_test_multiple "attach $testpid" "$test" { | |
170 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" { | |
171 | pass "$test" | |
172 | } | |
173 | -re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
174 | # Response expected on Cygwin. | |
175 | pass "$test" | |
176 | } | |
177 | } | |
178 | ||
179 | gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2" | |
180 | gdb_test "inferior 2" "Switching to inferior 2.*" "switch to inferior 2" | |
181 | ||
182 | set test "fail to attach again" | |
183 | gdb_test_multiple "attach $testpid" "$test" { | |
184 | -re "Attaching to process $testpid.*warning: process .* is already traced by process .*$gdb_prompt $" { | |
185 | pass "$test" | |
186 | } | |
187 | -re "Attaching to process .* failed.*$gdb_prompt $" { | |
188 | # Response expected when using gdbserver. | |
189 | pass "$test" | |
190 | } | |
191 | } | |
192 | ||
193 | gdb_test "inferior 1" "Switching to inferior 1.*" "switch to inferior 1" | |
194 | set test "exit after attach failures" | |
195 | gdb_test "kill" \ | |
196 | "" \ | |
197 | "$test" \ | |
198 | "Kill the program being debugged.*y or n. $" \ | |
199 | "y" | |
200 | ||
201 | # Another "don't leave a process around" | |
202 | kill_wait_spawned_process $test_spawn_id | |
203 | } | |
204 | ||
205 | # This is a test of gdb's ability to attach to a running process. | |
206 | ||
207 | proc_with_prefix do_attach_tests {} { | |
208 | global gdb_prompt | |
209 | global binfile | |
210 | global escapedbinfile | |
211 | global srcfile | |
df0da8a2 AH |
212 | global timeout |
213 | global decimal | |
214 | ||
215 | clean_restart $binfile | |
216 | ||
217 | # Figure out a regular expression that will match the sysroot, | |
218 | # noting that the default sysroot is "target:", and also noting | |
219 | # that GDB will strip "target:" from the start of filenames when | |
220 | # operating on the local filesystem. However the default sysroot | |
221 | # can be set via configure option --with-sysroot, which can be "/". | |
222 | # If $binfile is a absolute path, so pattern | |
223 | # "$sysroot$escapedbinfile" below is wrong. Use [^\r\n]* to make | |
224 | # $sysroot simple. | |
225 | set sysroot "\[^\r\n\]*" | |
226 | ||
227 | # Start the program running and then wait for a bit, to be sure | |
228 | # that it can be attached to. | |
229 | ||
230 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
231 | set testpid [spawn_id_get_pid $test_spawn_id] | |
232 | ||
1279f4ff AC |
233 | # Verify that we can attach to the process by first giving its |
234 | # executable name via the file command, and using attach with the | |
235 | # process ID. | |
236 | ||
237 | # (Actually, the test system appears to do this automatically for | |
238 | # us. So, we must also be prepared to be asked if we want to | |
239 | # discard an existing set of symbols.) | |
240 | ||
8b1b3228 AC |
241 | set test "set file, before attach1" |
242 | gdb_test_multiple "file $binfile" "$test" { | |
243 | -re "Load new symbol table from.*y or n. $" { | |
3453e7e4 | 244 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*" \ |
8b1b3228 | 245 | "$test (re-read)" |
1279f4ff | 246 | } |
3453e7e4 | 247 | -re "Reading symbols from $escapedbinfile\.\.\.*$gdb_prompt $" { |
8b1b3228 | 248 | pass "$test" |
1279f4ff AC |
249 | } |
250 | } | |
251 | ||
8b1b3228 AC |
252 | set test "attach1, after setting file" |
253 | gdb_test_multiple "attach $testpid" "$test" { | |
1279f4ff | 254 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" { |
8b1b3228 | 255 | pass "$test" |
1279f4ff AC |
256 | } |
257 | -re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
258 | # Response expected on Cygwin | |
8b1b3228 | 259 | pass "$test" |
1279f4ff AC |
260 | } |
261 | } | |
262 | ||
263 | # Verify that we can "see" the variable "should_exit" in the | |
264 | # program, and that it is zero. | |
265 | ||
8b1b3228 | 266 | gdb_test "print should_exit" " = 0" "after attach1, print should_exit" |
1279f4ff AC |
267 | |
268 | # Detach the process. | |
269 | ||
8b1b3228 | 270 | gdb_test "detach" \ |
f67c0c91 | 271 | "Detaching from program: .*$escapedbinfile, process $testpid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]" \ |
8b1b3228 | 272 | "attach1 detach" |
1279f4ff AC |
273 | |
274 | # Wait a bit for gdb to finish detaching | |
275 | ||
276 | exec sleep 5 | |
277 | ||
278 | # Purge the symbols from gdb's brain. (We want to be certain the | |
279 | # next attach, which won't be preceded by a "file" command, is | |
280 | # really getting the executable file without our help.) | |
281 | ||
282 | set old_timeout $timeout | |
283 | set timeout 15 | |
8b1b3228 AC |
284 | set test "attach1, purging symbols after detach" |
285 | gdb_test_multiple "file" "$test" { | |
286 | -re "No executable file now.*Discard symbol table.*y or n. $" { | |
287 | gdb_test "y" "No symbol file now." "$test" | |
1279f4ff AC |
288 | } |
289 | } | |
290 | set timeout $old_timeout | |
291 | ||
292 | # Verify that we can attach to the process just by giving the | |
293 | # process ID. | |
294 | ||
7cee1e54 PA |
295 | set test "attach2, with no file" |
296 | set found_exec_file 0 | |
8b1b3228 | 297 | gdb_test_multiple "attach $testpid" "$test" { |
1586c8fb | 298 | -re "Attaching to process $testpid.*Load new symbol table from \"$sysroot$escapedbinfile\.exe\".*y or n. $" { |
1279f4ff AC |
299 | # On Cygwin, the DLL's symbol tables are loaded prior to the |
300 | # executable's symbol table. This in turn always results in | |
301 | # asking the user for actually loading the symbol table of the | |
302 | # executable. | |
3453e7e4 | 303 | gdb_test "y" "Reading symbols from $sysroot$escapedbinfile\.\.\.*" \ |
8b1b3228 | 304 | "$test (reset file)" |
7cee1e54 PA |
305 | |
306 | set found_exec_file 1 | |
1279f4ff | 307 | } |
1586c8fb | 308 | -re "Attaching to process $testpid.*Reading symbols from $sysroot$escapedbinfile.*main.*at .*$gdb_prompt $" { |
8b1b3228 | 309 | pass "$test" |
7cee1e54 PA |
310 | set found_exec_file 1 |
311 | } | |
312 | } | |
313 | ||
314 | if {$found_exec_file == 0} { | |
315 | set test "load file manually, after attach2" | |
316 | gdb_test_multiple "file $binfile" "$test" { | |
317 | -re "A program is being debugged already..*Are you sure you want to change the file.*y or n. $" { | |
3453e7e4 | 318 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*" \ |
7cee1e54 PA |
319 | "$test (re-read)" |
320 | } | |
3453e7e4 | 321 | -re "Reading symbols from $escapedbinfile\.\.\.*$gdb_prompt $" { |
7cee1e54 PA |
322 | pass "$test" |
323 | } | |
1279f4ff AC |
324 | } |
325 | } | |
326 | ||
327 | # Verify that we can modify the variable "should_exit" in the | |
328 | # program. | |
329 | ||
27d3a1a2 | 330 | gdb_test_no_output "set should_exit=1" "after attach2, set should_exit" |
1279f4ff AC |
331 | |
332 | # Verify that the modification really happened. | |
333 | ||
1cf2f1b0 JK |
334 | gdb_breakpoint [gdb_get_line_number "postloop"] temporary |
335 | gdb_continue_to_breakpoint "postloop" ".* postloop .*" | |
1279f4ff AC |
336 | |
337 | # Allow the test process to exit, to cleanup after ourselves. | |
338 | ||
fda326dd | 339 | gdb_continue_to_end "after attach2, exit" |
1279f4ff AC |
340 | |
341 | # Make sure we don't leave a process around to confuse | |
342 | # the next test run (and prevent the compile by keeping | |
343 | # the text file busy), in case the "set should_exit" didn't | |
344 | # work. | |
8b1b3228 | 345 | |
2c8c5d37 PA |
346 | kill_wait_spawned_process $test_spawn_id |
347 | ||
348 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
349 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
350 | |
351 | # Verify that we can attach to the process, and find its a.out | |
352 | # when we're cd'd to some directory that doesn't contain the | |
353 | # a.out. (We use the source path set by the "dir" command.) | |
354 | ||
a64d2530 | 355 | gdb_test "dir [standard_output_file {}]" "Source directories searched: .*" \ |
8b1b3228 | 356 | "set source path" |
1279f4ff | 357 | |
8b1b3228 AC |
358 | gdb_test "cd /tmp" "Working directory /tmp." \ |
359 | "cd away from process working directory" | |
1279f4ff AC |
360 | |
361 | # Explicitly flush out any knowledge of the previous attachment. | |
1279f4ff | 362 | |
8b1b3228 | 363 | set test "before attach3, flush symbols" |
6c95b8df | 364 | gdb_test_multiple "symbol-file" "$test" { |
8b1b3228 AC |
365 | -re "Discard symbol table from.*y or n. $" { |
366 | gdb_test "y" "No symbol file now." \ | |
367 | "$test" | |
1279f4ff | 368 | } |
8b1b3228 AC |
369 | -re "No symbol file now.*$gdb_prompt $" { |
370 | pass "$test" | |
1279f4ff AC |
371 | } |
372 | } | |
373 | ||
8b1b3228 AC |
374 | gdb_test "exec" "No executable file now." \ |
375 | "before attach3, flush exec" | |
376 | ||
377 | gdb_test "attach $testpid" \ | |
1586c8fb | 378 | "Attaching to process $testpid.*Reading symbols from $sysroot$escapedbinfile.*main.*at .*" \ |
8b1b3228 AC |
379 | "attach when process' a.out not in cwd" |
380 | ||
381 | set test "after attach3, exit" | |
dfb88a23 MS |
382 | gdb_test "kill" \ |
383 | "" \ | |
384 | "$test" \ | |
385 | "Kill the program being debugged.*y or n. $" \ | |
386 | "y" | |
1279f4ff AC |
387 | |
388 | # Another "don't leave a process around" | |
2c8c5d37 | 389 | kill_wait_spawned_process $test_spawn_id |
74cf1395 JM |
390 | } |
391 | ||
df0da8a2 AH |
392 | # Test attaching when the target is inside a system call. |
393 | ||
394 | proc_with_prefix do_call_attach_tests {} { | |
1279f4ff AC |
395 | global gdb_prompt |
396 | global binfile2 | |
df0da8a2 AH |
397 | |
398 | clean_restart | |
399 | ||
2c8c5d37 PA |
400 | set test_spawn_id [spawn_wait_for_attach $binfile2] |
401 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
402 | |
403 | # Attach | |
404 | ||
8aed1c0d | 405 | gdb_test "file $binfile2" ".*" "load file" |
8b1b3228 AC |
406 | set test "attach call" |
407 | gdb_test_multiple "attach $testpid" "$test" { | |
408 | -re "warning: reading register.*I.*O error.*$gdb_prompt $" { | |
409 | fail "$test (read register error)" | |
1279f4ff AC |
410 | } |
411 | -re "Attaching to.*process $testpid.*libc.*$gdb_prompt $" { | |
8b1b3228 | 412 | pass "$test" |
1279f4ff AC |
413 | } |
414 | -re "Attaching to.*process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
8b1b3228 | 415 | pass "$test" |
1279f4ff AC |
416 | } |
417 | } | |
418 | ||
419 | # See if other registers are problems | |
420 | ||
8b1b3228 AC |
421 | set test "info other register" |
422 | gdb_test_multiple "i r r3" "$test" { | |
423 | -re "warning: reading register.*$gdb_prompt $" { | |
424 | fail "$test" | |
1279f4ff | 425 | } |
8b1b3228 AC |
426 | -re "r3.*$gdb_prompt $" { |
427 | pass "$test" | |
1279f4ff | 428 | } |
1279f4ff | 429 | } |
74cf1395 | 430 | |
1279f4ff AC |
431 | # Get rid of the process |
432 | ||
8b1b3228 | 433 | gdb_test "p should_exit = 1" |
fda326dd | 434 | gdb_continue_to_end |
1279f4ff AC |
435 | |
436 | # Be paranoid | |
437 | ||
2c8c5d37 | 438 | kill_wait_spawned_process $test_spawn_id |
74cf1395 JM |
439 | } |
440 | ||
df0da8a2 | 441 | proc_with_prefix do_command_attach_tests {} { |
ccdd1909 HZ |
442 | global gdb_prompt |
443 | global binfile | |
ccdd1909 HZ |
444 | |
445 | if ![isnative] then { | |
446 | unsupported "command attach test" | |
447 | return 0 | |
448 | } | |
449 | ||
2c8c5d37 PA |
450 | set test_spawn_id [spawn_wait_for_attach $binfile] |
451 | set testpid [spawn_id_get_pid $test_spawn_id] | |
ccdd1909 HZ |
452 | |
453 | gdb_exit | |
ccdd1909 | 454 | |
fef1b293 TT |
455 | set res [gdb_spawn_with_cmdline_opts \ |
456 | "-quiet -iex \"set height 0\" -iex \"set width 0\" --pid=$testpid"] | |
ccdd1909 | 457 | set test "starting with --pid" |
2c8c5d37 | 458 | gdb_test_multiple "" $test { |
ccdd1909 HZ |
459 | -re "Reading symbols from.*$gdb_prompt $" { |
460 | pass "$test" | |
461 | } | |
ccdd1909 HZ |
462 | } |
463 | ||
464 | # Get rid of the process | |
2c8c5d37 | 465 | kill_wait_spawned_process $test_spawn_id |
ccdd1909 HZ |
466 | } |
467 | ||
98880d46 PA |
468 | # Test ' gdb --pid PID -ex "run" '. GDB used to have a bug where |
469 | # "run" would run before the attach finished - PR17347. | |
470 | ||
f1854e35 | 471 | proc_with_prefix test_command_line_attach_run {} { |
98880d46 PA |
472 | global gdb_prompt |
473 | global binfile | |
474 | ||
b1468492 PW |
475 | # Skip test if we cannot attach on the command line and use the run command. |
476 | # ??? Unclear what condition to use to return here when using gdbserver. | |
477 | # ??? None of the below works. | |
478 | # ![isnative] || [target_is_gdbserver] | |
479 | # ![isnative] || [use_gdb_stub] | |
480 | if { ![isnative] || [is_remote target] } then { | |
98880d46 PA |
481 | unsupported "commandline attach run test" |
482 | return 0 | |
483 | } | |
484 | ||
f1854e35 SM |
485 | set test_spawn_id [spawn_wait_for_attach $binfile] |
486 | set testpid [spawn_id_get_pid $test_spawn_id] | |
98880d46 | 487 | |
f1854e35 SM |
488 | set test "run to prompt" |
489 | gdb_exit | |
98880d46 | 490 | |
f1854e35 SM |
491 | set res [gdb_spawn_with_cmdline_opts \ |
492 | "-quiet -iex \"set height 0\" -iex \"set width 0\" --pid=$testpid -ex \"start\""] | |
493 | if { $res != 0} { | |
494 | fail $test | |
495 | kill_wait_spawned_process $test_spawn_id | |
496 | return $res | |
497 | } | |
498 | gdb_test_multiple "" $test { | |
499 | -re {Attaching to.*Start it from the beginning\? \(y or n\) } { | |
500 | pass $test | |
98880d46 | 501 | } |
f1854e35 | 502 | } |
98880d46 | 503 | |
f1854e35 | 504 | send_gdb "y\n" |
98880d46 | 505 | |
f1854e35 SM |
506 | set test "run to main" |
507 | gdb_test_multiple "" $test { | |
508 | -re "Temporary breakpoint .* main .*$gdb_prompt $" { | |
509 | pass $test | |
98880d46 | 510 | } |
98880d46 | 511 | } |
f1854e35 SM |
512 | |
513 | # Get rid of the process | |
514 | kill_wait_spawned_process $test_spawn_id | |
98880d46 | 515 | } |
74cf1395 | 516 | |
b1468492 PW |
517 | |
518 | # This is a test of 'set exec-file-mismatch' handling. | |
519 | ||
520 | proc_with_prefix do_attach_exec_mismatch_handling_tests {} { | |
521 | global gdb_prompt | |
522 | global binfile | |
523 | global binfile2 | |
48e9cc84 | 524 | global binfile3 |
b1468492 PW |
525 | |
526 | clean_restart $binfile | |
527 | ||
528 | # Start two programs that can be attached to. | |
529 | # The first program contains a 'int bidule' variable, the second a 'float bidule'. | |
530 | ||
531 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
532 | set testpid [spawn_id_get_pid $test_spawn_id] | |
533 | set test_spawn_id2 [spawn_wait_for_attach $binfile2] | |
534 | set testpid2 [spawn_id_get_pid $test_spawn_id2] | |
535 | ||
536 | ||
537 | # Test with the default value of 'set exec-file-mismatch load". | |
538 | set test "mismatch load" | |
539 | gdb_test "attach $testpid" "Attaching to program.*" "$test attach1" | |
540 | # Verify that we can "see" the variable "bidule" in the | |
541 | # program, and that it is an integer. | |
542 | gdb_test "ptype bidule" " = int" "$test after attach1, bidule is int" | |
543 | # Detach the process. | |
544 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach1" | |
545 | gdb_test_multiple "attach $testpid2" "$test attach2" { | |
546 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach2\".*\(y or n\)" { | |
547 | pass "$test attach2" | |
548 | } | |
549 | } | |
550 | gdb_test "y" "Reading symbols from .*attach2.*" "$test load attach2" | |
551 | # Verify that we can "see" the variable "bidule" in the | |
552 | # program, and that it is a float. | |
553 | gdb_test "ptype bidule" " = float" "$test after attach2 and load, bidule is float" | |
554 | # Detach the process. | |
555 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach2" | |
556 | ||
557 | ||
558 | # Test with 'set exec-file-mismatch warn". | |
559 | set test "mismatch warn" | |
560 | gdb_test_no_output "set exec-file-mismatch warn" | |
561 | gdb_test_multiple "attach $testpid" "$test attach" { | |
562 | -re "Attaching to program.*exec-file-mismatch handling is currently \"warn\".*$gdb_prompt" { | |
563 | pass "$test attach" | |
564 | } | |
565 | } | |
566 | # Verify that we still (wrongly) "see" the variable "bidule" as a float, | |
567 | # as we have not loaded the correct exec-file. | |
568 | gdb_test "ptype bidule" " = float" "$test after attach and warn, bidule is float" | |
569 | # Detach the process. | |
570 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach" | |
571 | ||
572 | ||
573 | # Same test but with 'set exec-file-mismatch off". | |
574 | set test "mismatch off" | |
575 | gdb_test_no_output "set exec-file-mismatch off" | |
576 | gdb_test_multiple "attach $testpid" "$test attach" { | |
577 | -re "Attaching to program.*$gdb_prompt" { | |
578 | pass "$test attach" | |
579 | } | |
580 | } | |
581 | # Verify that we still (wrongly) "see" the variable "bidule" as a float, | |
582 | # as we have not warned the user and not loaded the correct exec-file | |
583 | gdb_test "ptype bidule" " = float" "$test after attach and warn, bidule is float" | |
584 | # Detach the process. | |
585 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach" | |
586 | ||
48e9cc84 PW |
587 | # Test that the 'exec-file' changed is checked before exec-file-mismatch. |
588 | set test "mismatch exec-file changed has priority" | |
589 | gdb_test_no_output "set exec-file-mismatch ask" | |
590 | gdb_test_multiple "attach $testpid" "$test attach1 again, initial exec-file" { | |
591 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach\".*\(y or n\)" { | |
592 | gdb_test "y" "Reading symbols from .*attach.*" $gdb_test_name | |
593 | } | |
594 | } | |
595 | ||
596 | ||
597 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach initial exec-file" | |
598 | ||
599 | # Change the exec-file and attach to a new process using the changed file. | |
600 | remote_exec build "mv ${binfile} ${binfile}.initial" | |
601 | remote_exec build "mv ${binfile3} ${binfile}" | |
602 | # Ensure GDB detects ${binfile} has changed when checking timestamp. | |
603 | sleep 1 | |
604 | remote_exec build "touch ${binfile}" | |
605 | set test_spawn_id3 [spawn_wait_for_attach $binfile] | |
606 | set testpid3 [spawn_id_get_pid $test_spawn_id3] | |
607 | ||
608 | gdb_test "attach $testpid3" "Attaching to program.*attach' has changed; re-reading symbols.*" \ | |
609 | "$test attach1 again, after changing exec-file" | |
610 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach after attach changed exec-file" | |
611 | ||
612 | # Now, test the situation when current exec-file has changed | |
613 | # and we attach to a pid using another file. | |
614 | # Ensure GDB detects ${binfile} has changed when checking timestamp. | |
615 | sleep 1 | |
616 | remote_exec build "touch ${binfile}" | |
617 | ||
618 | gdb_test_multiple "attach $testpid2" "$test attach2" { | |
619 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach2\".*\(y or n\)" { | |
620 | gdb_test "y" "Reading symbols from .*attach2.*" $gdb_test_name | |
621 | } | |
622 | } | |
623 | ||
624 | # Restore initial build situation. | |
625 | remote_exec build "mv ${binfile} ${binfile3}" | |
626 | remote_exec build "mv ${binfile}.initial ${binfile}" | |
b1468492 PW |
627 | |
628 | # Don't leave a process around | |
629 | kill_wait_spawned_process $test_spawn_id | |
630 | kill_wait_spawned_process $test_spawn_id2 | |
48e9cc84 | 631 | kill_wait_spawned_process $test_spawn_id3 |
b1468492 PW |
632 | } |
633 | ||
74cf1395 | 634 | do_attach_tests |
df0da8a2 | 635 | do_attach_failure_tests |
74cf1395 | 636 | do_call_attach_tests |
b1468492 | 637 | do_attach_exec_mismatch_handling_tests |
74cf1395 | 638 | |
ccdd1909 HZ |
639 | # Test "gdb --pid" |
640 | ||
641 | do_command_attach_tests | |
642 | ||
b1468492 | 643 | |
98880d46 PA |
644 | test_command_line_attach_run |
645 | ||
74cf1395 | 646 | return 0 |