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Commit | Line | Data |
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1d506c26 | 1 | # Copyright 1997-2024 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 | |
06e93b05 | 16 | require can_spawn_for_attach |
74cf1395 | 17 | |
48e9cc84 | 18 | standard_testfile attach.c attach2.c attach3.c |
a64d2530 | 19 | set binfile2 ${binfile}2 |
48e9cc84 | 20 | set binfile3 ${binfile}3 |
a64d2530 | 21 | set escapedbinfile [string_to_regexp $binfile] |
74cf1395 JM |
22 | |
23 | #execute_anywhere "rm -f ${binfile} ${binfile2}" | |
48e9cc84 | 24 | remote_exec build "rm -f ${binfile} ${binfile2} ${binfile3}" |
74cf1395 JM |
25 | # For debugging this test |
26 | # | |
27 | #log_user 1 | |
28 | ||
74cf1395 JM |
29 | # build the first test case |
30 | # | |
31 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
84c93cd5 | 32 | untested "failed to compile" |
b60f0898 | 33 | return -1 |
74cf1395 JM |
34 | } |
35 | ||
74cf1395 JM |
36 | # Build the in-system-call test |
37 | ||
38 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { | |
84c93cd5 | 39 | untested "failed to compile in-system-call test" |
b60f0898 | 40 | return -1 |
74cf1395 JM |
41 | } |
42 | ||
48e9cc84 PW |
43 | # Build the third file, used to check attach when the exec-file has changed. |
44 | ||
45 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile3}" "${binfile3}" executable {debug}] != "" } { | |
46 | untested "failed to compile attach exec-file changed test" | |
47 | return -1 | |
48 | } | |
49 | ||
df0da8a2 AH |
50 | # This is a test of the error cases for gdb's ability to attach to a |
51 | # running process. | |
52 | ||
53 | proc_with_prefix do_attach_failure_tests {} { | |
1279f4ff AC |
54 | global gdb_prompt |
55 | global binfile | |
56 | global escapedbinfile | |
57 | global srcfile | |
df0da8a2 AH |
58 | |
59 | clean_restart $binfile | |
60 | ||
1586c8fb GB |
61 | # Figure out a regular expression that will match the sysroot, |
62 | # noting that the default sysroot is "target:", and also noting | |
63 | # that GDB will strip "target:" from the start of filenames when | |
d4d38844 YQ |
64 | # operating on the local filesystem. However the default sysroot |
65 | # can be set via configure option --with-sysroot, which can be "/". | |
66 | # If $binfile is a absolute path, so pattern | |
67 | # "$sysroot$escapedbinfile" below is wrong. Use [^\r\n]* to make | |
68 | # $sysroot simple. | |
69 | set sysroot "\[^\r\n\]*" | |
1586c8fb | 70 | |
1279f4ff AC |
71 | # Start the program running and then wait for a bit, to be sure |
72 | # that it can be attached to. | |
73 | ||
2c8c5d37 PA |
74 | set test_spawn_id [spawn_wait_for_attach $binfile] |
75 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
76 | |
77 | # Verify that we cannot attach to nonsense. | |
78 | ||
8b1b3228 AC |
79 | set test "attach to nonsense is prohibited" |
80 | gdb_test_multiple "attach abc" "$test" { | |
74164c56 JK |
81 | -re "Illegal process-id: abc\\.\r\n$gdb_prompt $" { |
82 | pass "$test" | |
83 | } | |
84 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
85 | # Response expected from /proc-based systems. | |
86 | pass "$test" | |
87 | } | |
88 | -re "Can't attach to process..*$gdb_prompt $" { | |
89 | # Response expected on Cygwin | |
90 | pass "$test" | |
91 | } | |
92 | -re "Attaching to.*$gdb_prompt $" { | |
93 | fail "$test (bogus pid allowed)" | |
94 | } | |
95 | } | |
96 | ||
97 | # Verify that we cannot attach to nonsense even if its initial part is | |
98 | # a valid PID. | |
99 | ||
100 | set test "attach to digits-starting nonsense is prohibited" | |
101 | gdb_test_multiple "attach ${testpid}x" "$test" { | |
102 | -re "Illegal process-id: ${testpid}x\\.\r\n$gdb_prompt $" { | |
8b1b3228 | 103 | pass "$test" |
1279f4ff AC |
104 | } |
105 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
106 | # Response expected from /proc-based systems. | |
8b1b3228 | 107 | pass "$test" |
1279f4ff | 108 | } |
8b1b3228 | 109 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 110 | # Response expected on Cygwin |
8b1b3228 | 111 | pass "$test" |
1279f4ff AC |
112 | } |
113 | -re "Attaching to.*$gdb_prompt $" { | |
8b1b3228 | 114 | fail "$test (bogus pid allowed)" |
1279f4ff AC |
115 | } |
116 | } | |
117 | ||
118 | # Verify that we cannot attach to what appears to be a valid | |
119 | # process ID, but is a process that doesn't exist. Traditionally, | |
120 | # most systems didn't have a process with ID 0, so we take that as | |
121 | # the default. However, there are a few exceptions. | |
122 | ||
123 | set boguspid 0 | |
124 | if { [istarget "*-*-*bsd*"] } { | |
125 | # In FreeBSD 5.0, PID 0 is used for "swapper". Use -1 instead | |
126 | # (which should have the desired effect on any version of | |
127 | # FreeBSD, and probably other *BSD's too). | |
128 | set boguspid -1 | |
129 | } | |
8b1b3228 AC |
130 | set test "attach to nonexistent process is prohibited" |
131 | gdb_test_multiple "attach $boguspid" "$test" { | |
1279f4ff AC |
132 | -re "Attaching to.*, process $boguspid.*No such process.*$gdb_prompt $" { |
133 | # Response expected on ptrace-based systems (i.e. HP-UX 10.20). | |
8b1b3228 | 134 | pass "$test" |
1279f4ff AC |
135 | } |
136 | -re "Attaching to.*, process $boguspid failed.*Hint.*$gdb_prompt $" { | |
137 | # Response expected on ttrace-based systems (i.e. HP-UX 11.0). | |
8b1b3228 | 138 | pass "$test" |
1279f4ff AC |
139 | } |
140 | -re "Attaching to.*, process $boguspid.*denied.*$gdb_prompt $" { | |
8b1b3228 | 141 | pass "$test" |
1279f4ff AC |
142 | } |
143 | -re "Attaching to.*, process $boguspid.*not permitted.*$gdb_prompt $" { | |
8b1b3228 | 144 | pass "$test" |
1279f4ff AC |
145 | } |
146 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
147 | # Response expected from /proc-based systems. | |
8b1b3228 | 148 | pass "$test" |
1279f4ff | 149 | } |
8b1b3228 | 150 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 151 | # Response expected on Cygwin |
8b1b3228 | 152 | pass "$test" |
1279f4ff | 153 | } |
7cee1e54 PA |
154 | -re "Attaching to.*, process $boguspid.*failed.*$gdb_prompt $" { |
155 | # Response expected on the extended-remote target. | |
156 | pass "$test" | |
157 | } | |
1279f4ff AC |
158 | } |
159 | ||
df0da8a2 AH |
160 | # Verify that we can't double attach to the process. |
161 | ||
162 | set test "first attach" | |
163 | gdb_test_multiple "attach $testpid" "$test" { | |
164 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" { | |
165 | pass "$test" | |
166 | } | |
167 | -re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
168 | # Response expected on Cygwin. | |
169 | pass "$test" | |
170 | } | |
171 | } | |
172 | ||
173 | gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2" | |
174 | gdb_test "inferior 2" "Switching to inferior 2.*" "switch to inferior 2" | |
175 | ||
4b0cf3d6 SM |
176 | # Probe this before the failing attach: the failed attach against GDBserver |
177 | # currently leaves the extended-remote target in a bad state. | |
178 | set do_kfail [target_is_gdbserver] | |
179 | ||
df0da8a2 AH |
180 | set test "fail to attach again" |
181 | gdb_test_multiple "attach $testpid" "$test" { | |
182 | -re "Attaching to process $testpid.*warning: process .* is already traced by process .*$gdb_prompt $" { | |
183 | pass "$test" | |
184 | } | |
185 | -re "Attaching to process .* failed.*$gdb_prompt $" { | |
186 | # Response expected when using gdbserver. | |
187 | pass "$test" | |
188 | } | |
189 | } | |
190 | ||
4b0cf3d6 SM |
191 | # To ensure the target is still alive and working after this, try to run |
192 | # inferior 1. | |
193 | gdb_test_no_output "set confirm off" | |
df0da8a2 | 194 | gdb_test "inferior 1" "Switching to inferior 1.*" "switch to inferior 1" |
4b0cf3d6 SM |
195 | |
196 | if { $do_kfail } { setup_kfail "gdb/19558" "*-*-*" } | |
197 | gdb_test "kill" "killed.*" "exit after attach failures" | |
198 | ||
199 | # This can probably be replaced with a call to runto or runto_main once | |
200 | # the kfail is removed. | |
201 | gdb_breakpoint "main" | |
202 | gdb_run_cmd | |
203 | if { $do_kfail } { setup_kfail "gdb/19558" "*-*-*" } | |
204 | gdb_test_multiple "" "stop at main" { | |
205 | -wrap -re "Breakpoint $::decimal, main .*" { | |
206 | pass $gdb_test_name | |
207 | } | |
208 | } | |
df0da8a2 AH |
209 | |
210 | # Another "don't leave a process around" | |
211 | kill_wait_spawned_process $test_spawn_id | |
212 | } | |
213 | ||
214 | # This is a test of gdb's ability to attach to a running process. | |
215 | ||
216 | proc_with_prefix do_attach_tests {} { | |
217 | global gdb_prompt | |
218 | global binfile | |
219 | global escapedbinfile | |
220 | global srcfile | |
df0da8a2 AH |
221 | global timeout |
222 | global decimal | |
223 | ||
224 | clean_restart $binfile | |
225 | ||
226 | # Figure out a regular expression that will match the sysroot, | |
227 | # noting that the default sysroot is "target:", and also noting | |
228 | # that GDB will strip "target:" from the start of filenames when | |
229 | # operating on the local filesystem. However the default sysroot | |
230 | # can be set via configure option --with-sysroot, which can be "/". | |
231 | # If $binfile is a absolute path, so pattern | |
232 | # "$sysroot$escapedbinfile" below is wrong. Use [^\r\n]* to make | |
233 | # $sysroot simple. | |
234 | set sysroot "\[^\r\n\]*" | |
235 | ||
236 | # Start the program running and then wait for a bit, to be sure | |
237 | # that it can be attached to. | |
238 | ||
239 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
240 | set testpid [spawn_id_get_pid $test_spawn_id] | |
241 | ||
1279f4ff AC |
242 | # Verify that we can attach to the process by first giving its |
243 | # executable name via the file command, and using attach with the | |
244 | # process ID. | |
245 | ||
246 | # (Actually, the test system appears to do this automatically for | |
247 | # us. So, we must also be prepared to be asked if we want to | |
248 | # discard an existing set of symbols.) | |
249 | ||
8b1b3228 AC |
250 | set test "set file, before attach1" |
251 | gdb_test_multiple "file $binfile" "$test" { | |
252 | -re "Load new symbol table from.*y or n. $" { | |
3453e7e4 | 253 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*" \ |
8b1b3228 | 254 | "$test (re-read)" |
1279f4ff | 255 | } |
3453e7e4 | 256 | -re "Reading symbols from $escapedbinfile\.\.\.*$gdb_prompt $" { |
8b1b3228 | 257 | pass "$test" |
1279f4ff AC |
258 | } |
259 | } | |
260 | ||
8b1b3228 AC |
261 | set test "attach1, after setting file" |
262 | gdb_test_multiple "attach $testpid" "$test" { | |
1279f4ff | 263 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" { |
8b1b3228 | 264 | pass "$test" |
1279f4ff AC |
265 | } |
266 | -re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
267 | # Response expected on Cygwin | |
8b1b3228 | 268 | pass "$test" |
1279f4ff AC |
269 | } |
270 | } | |
271 | ||
272 | # Verify that we can "see" the variable "should_exit" in the | |
273 | # program, and that it is zero. | |
274 | ||
8b1b3228 | 275 | gdb_test "print should_exit" " = 0" "after attach1, print should_exit" |
1279f4ff AC |
276 | |
277 | # Detach the process. | |
278 | ||
8b1b3228 | 279 | gdb_test "detach" \ |
f67c0c91 | 280 | "Detaching from program: .*$escapedbinfile, process $testpid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]" \ |
8b1b3228 | 281 | "attach1 detach" |
1279f4ff AC |
282 | |
283 | # Wait a bit for gdb to finish detaching | |
284 | ||
285 | exec sleep 5 | |
286 | ||
287 | # Purge the symbols from gdb's brain. (We want to be certain the | |
288 | # next attach, which won't be preceded by a "file" command, is | |
289 | # really getting the executable file without our help.) | |
290 | ||
291 | set old_timeout $timeout | |
292 | set timeout 15 | |
8b1b3228 AC |
293 | set test "attach1, purging symbols after detach" |
294 | gdb_test_multiple "file" "$test" { | |
295 | -re "No executable file now.*Discard symbol table.*y or n. $" { | |
296 | gdb_test "y" "No symbol file now." "$test" | |
1279f4ff AC |
297 | } |
298 | } | |
299 | set timeout $old_timeout | |
300 | ||
301 | # Verify that we can attach to the process just by giving the | |
302 | # process ID. | |
303 | ||
7cee1e54 PA |
304 | set test "attach2, with no file" |
305 | set found_exec_file 0 | |
8b1b3228 | 306 | gdb_test_multiple "attach $testpid" "$test" { |
1586c8fb | 307 | -re "Attaching to process $testpid.*Load new symbol table from \"$sysroot$escapedbinfile\.exe\".*y or n. $" { |
1279f4ff AC |
308 | # On Cygwin, the DLL's symbol tables are loaded prior to the |
309 | # executable's symbol table. This in turn always results in | |
310 | # asking the user for actually loading the symbol table of the | |
311 | # executable. | |
3453e7e4 | 312 | gdb_test "y" "Reading symbols from $sysroot$escapedbinfile\.\.\.*" \ |
8b1b3228 | 313 | "$test (reset file)" |
7cee1e54 PA |
314 | |
315 | set found_exec_file 1 | |
1279f4ff | 316 | } |
1586c8fb | 317 | -re "Attaching to process $testpid.*Reading symbols from $sysroot$escapedbinfile.*main.*at .*$gdb_prompt $" { |
8b1b3228 | 318 | pass "$test" |
7cee1e54 PA |
319 | set found_exec_file 1 |
320 | } | |
321 | } | |
322 | ||
323 | if {$found_exec_file == 0} { | |
324 | set test "load file manually, after attach2" | |
325 | gdb_test_multiple "file $binfile" "$test" { | |
326 | -re "A program is being debugged already..*Are you sure you want to change the file.*y or n. $" { | |
3453e7e4 | 327 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*" \ |
7cee1e54 PA |
328 | "$test (re-read)" |
329 | } | |
3453e7e4 | 330 | -re "Reading symbols from $escapedbinfile\.\.\.*$gdb_prompt $" { |
7cee1e54 PA |
331 | pass "$test" |
332 | } | |
1279f4ff AC |
333 | } |
334 | } | |
335 | ||
336 | # Verify that we can modify the variable "should_exit" in the | |
337 | # program. | |
338 | ||
27d3a1a2 | 339 | gdb_test_no_output "set should_exit=1" "after attach2, set should_exit" |
1279f4ff AC |
340 | |
341 | # Verify that the modification really happened. | |
342 | ||
1cf2f1b0 JK |
343 | gdb_breakpoint [gdb_get_line_number "postloop"] temporary |
344 | gdb_continue_to_breakpoint "postloop" ".* postloop .*" | |
1279f4ff AC |
345 | |
346 | # Allow the test process to exit, to cleanup after ourselves. | |
347 | ||
fda326dd | 348 | gdb_continue_to_end "after attach2, exit" |
1279f4ff AC |
349 | |
350 | # Make sure we don't leave a process around to confuse | |
351 | # the next test run (and prevent the compile by keeping | |
352 | # the text file busy), in case the "set should_exit" didn't | |
353 | # work. | |
8b1b3228 | 354 | |
2c8c5d37 PA |
355 | kill_wait_spawned_process $test_spawn_id |
356 | ||
357 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
358 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
359 | |
360 | # Verify that we can attach to the process, and find its a.out | |
361 | # when we're cd'd to some directory that doesn't contain the | |
362 | # a.out. (We use the source path set by the "dir" command.) | |
363 | ||
a64d2530 | 364 | gdb_test "dir [standard_output_file {}]" "Source directories searched: .*" \ |
8b1b3228 | 365 | "set source path" |
1279f4ff | 366 | |
8b1b3228 AC |
367 | gdb_test "cd /tmp" "Working directory /tmp." \ |
368 | "cd away from process working directory" | |
1279f4ff AC |
369 | |
370 | # Explicitly flush out any knowledge of the previous attachment. | |
1279f4ff | 371 | |
8b1b3228 | 372 | set test "before attach3, flush symbols" |
6c95b8df | 373 | gdb_test_multiple "symbol-file" "$test" { |
8b1b3228 AC |
374 | -re "Discard symbol table from.*y or n. $" { |
375 | gdb_test "y" "No symbol file now." \ | |
376 | "$test" | |
1279f4ff | 377 | } |
8b1b3228 AC |
378 | -re "No symbol file now.*$gdb_prompt $" { |
379 | pass "$test" | |
1279f4ff AC |
380 | } |
381 | } | |
382 | ||
8b1b3228 AC |
383 | gdb_test "exec" "No executable file now." \ |
384 | "before attach3, flush exec" | |
385 | ||
386 | gdb_test "attach $testpid" \ | |
1586c8fb | 387 | "Attaching to process $testpid.*Reading symbols from $sysroot$escapedbinfile.*main.*at .*" \ |
8b1b3228 AC |
388 | "attach when process' a.out not in cwd" |
389 | ||
390 | set test "after attach3, exit" | |
dfb88a23 MS |
391 | gdb_test "kill" \ |
392 | "" \ | |
393 | "$test" \ | |
394 | "Kill the program being debugged.*y or n. $" \ | |
395 | "y" | |
1279f4ff AC |
396 | |
397 | # Another "don't leave a process around" | |
2c8c5d37 | 398 | kill_wait_spawned_process $test_spawn_id |
74cf1395 JM |
399 | } |
400 | ||
df0da8a2 AH |
401 | # Test attaching when the target is inside a system call. |
402 | ||
403 | proc_with_prefix do_call_attach_tests {} { | |
1279f4ff AC |
404 | global gdb_prompt |
405 | global binfile2 | |
df0da8a2 AH |
406 | |
407 | clean_restart | |
408 | ||
2c8c5d37 PA |
409 | set test_spawn_id [spawn_wait_for_attach $binfile2] |
410 | set testpid [spawn_id_get_pid $test_spawn_id] | |
1279f4ff AC |
411 | |
412 | # Attach | |
413 | ||
8aed1c0d | 414 | gdb_test "file $binfile2" ".*" "load file" |
8b1b3228 AC |
415 | set test "attach call" |
416 | gdb_test_multiple "attach $testpid" "$test" { | |
417 | -re "warning: reading register.*I.*O error.*$gdb_prompt $" { | |
418 | fail "$test (read register error)" | |
1279f4ff AC |
419 | } |
420 | -re "Attaching to.*process $testpid.*libc.*$gdb_prompt $" { | |
8b1b3228 | 421 | pass "$test" |
1279f4ff AC |
422 | } |
423 | -re "Attaching to.*process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
8b1b3228 | 424 | pass "$test" |
1279f4ff AC |
425 | } |
426 | } | |
427 | ||
428 | # See if other registers are problems | |
429 | ||
8b1b3228 AC |
430 | set test "info other register" |
431 | gdb_test_multiple "i r r3" "$test" { | |
432 | -re "warning: reading register.*$gdb_prompt $" { | |
433 | fail "$test" | |
1279f4ff | 434 | } |
8b1b3228 AC |
435 | -re "r3.*$gdb_prompt $" { |
436 | pass "$test" | |
1279f4ff | 437 | } |
1279f4ff | 438 | } |
74cf1395 | 439 | |
1279f4ff AC |
440 | # Get rid of the process |
441 | ||
8b1b3228 | 442 | gdb_test "p should_exit = 1" |
fda326dd | 443 | gdb_continue_to_end |
1279f4ff AC |
444 | |
445 | # Be paranoid | |
446 | ||
2c8c5d37 | 447 | kill_wait_spawned_process $test_spawn_id |
74cf1395 JM |
448 | } |
449 | ||
df0da8a2 | 450 | proc_with_prefix do_command_attach_tests {} { |
ccdd1909 HZ |
451 | global gdb_prompt |
452 | global binfile | |
ccdd1909 | 453 | |
65a33d75 | 454 | if {![isnative]} { |
ccdd1909 HZ |
455 | unsupported "command attach test" |
456 | return 0 | |
457 | } | |
458 | ||
2c8c5d37 PA |
459 | set test_spawn_id [spawn_wait_for_attach $binfile] |
460 | set testpid [spawn_id_get_pid $test_spawn_id] | |
ccdd1909 HZ |
461 | |
462 | gdb_exit | |
ccdd1909 | 463 | |
b750766a LS |
464 | # gdb_spawn_attach_cmdline records test results. No need to explicitly |
465 | # call pass/fail here. | |
466 | gdb_spawn_attach_cmdline $testpid | |
ccdd1909 HZ |
467 | |
468 | # Get rid of the process | |
2c8c5d37 | 469 | kill_wait_spawned_process $test_spawn_id |
ccdd1909 HZ |
470 | } |
471 | ||
98880d46 PA |
472 | # Test ' gdb --pid PID -ex "run" '. GDB used to have a bug where |
473 | # "run" would run before the attach finished - PR17347. | |
474 | ||
f1854e35 | 475 | proc_with_prefix test_command_line_attach_run {} { |
98880d46 PA |
476 | global gdb_prompt |
477 | global binfile | |
478 | ||
52e0e32b SM |
479 | # The --pid option is used to attach to a process using the native target. |
480 | # Start GDB and run to main just to see what the execution target is, skip | |
481 | # if it's not the native target. | |
482 | clean_restart $binfile | |
483 | ||
484 | if { ![runto_main] } { | |
52e0e32b SM |
485 | return |
486 | } | |
487 | ||
488 | if { ![gdb_is_target_native] } { | |
98880d46 | 489 | unsupported "commandline attach run test" |
52e0e32b | 490 | return |
98880d46 PA |
491 | } |
492 | ||
f1854e35 SM |
493 | set test_spawn_id [spawn_wait_for_attach $binfile] |
494 | set testpid [spawn_id_get_pid $test_spawn_id] | |
98880d46 | 495 | |
f1854e35 SM |
496 | set test "run to prompt" |
497 | gdb_exit | |
98880d46 | 498 | |
f1854e35 SM |
499 | set res [gdb_spawn_with_cmdline_opts \ |
500 | "-quiet -iex \"set height 0\" -iex \"set width 0\" --pid=$testpid -ex \"start\""] | |
501 | if { $res != 0} { | |
502 | fail $test | |
503 | kill_wait_spawned_process $test_spawn_id | |
504 | return $res | |
505 | } | |
506 | gdb_test_multiple "" $test { | |
507 | -re {Attaching to.*Start it from the beginning\? \(y or n\) } { | |
508 | pass $test | |
98880d46 | 509 | } |
f1854e35 | 510 | } |
98880d46 | 511 | |
f1854e35 | 512 | send_gdb "y\n" |
98880d46 | 513 | |
f1854e35 SM |
514 | set test "run to main" |
515 | gdb_test_multiple "" $test { | |
516 | -re "Temporary breakpoint .* main .*$gdb_prompt $" { | |
517 | pass $test | |
98880d46 | 518 | } |
98880d46 | 519 | } |
f1854e35 SM |
520 | |
521 | # Get rid of the process | |
522 | kill_wait_spawned_process $test_spawn_id | |
98880d46 | 523 | } |
74cf1395 | 524 | |
b1468492 PW |
525 | |
526 | # This is a test of 'set exec-file-mismatch' handling. | |
527 | ||
528 | proc_with_prefix do_attach_exec_mismatch_handling_tests {} { | |
529 | global gdb_prompt | |
530 | global binfile | |
531 | global binfile2 | |
48e9cc84 | 532 | global binfile3 |
b1468492 PW |
533 | |
534 | clean_restart $binfile | |
535 | ||
536 | # Start two programs that can be attached to. | |
537 | # The first program contains a 'int bidule' variable, the second a 'float bidule'. | |
538 | ||
539 | set test_spawn_id [spawn_wait_for_attach $binfile] | |
540 | set testpid [spawn_id_get_pid $test_spawn_id] | |
541 | set test_spawn_id2 [spawn_wait_for_attach $binfile2] | |
542 | set testpid2 [spawn_id_get_pid $test_spawn_id2] | |
543 | ||
544 | ||
545 | # Test with the default value of 'set exec-file-mismatch load". | |
546 | set test "mismatch load" | |
547 | gdb_test "attach $testpid" "Attaching to program.*" "$test attach1" | |
548 | # Verify that we can "see" the variable "bidule" in the | |
549 | # program, and that it is an integer. | |
550 | gdb_test "ptype bidule" " = int" "$test after attach1, bidule is int" | |
551 | # Detach the process. | |
552 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach1" | |
553 | gdb_test_multiple "attach $testpid2" "$test attach2" { | |
554 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach2\".*\(y or n\)" { | |
555 | pass "$test attach2" | |
556 | } | |
557 | } | |
558 | gdb_test "y" "Reading symbols from .*attach2.*" "$test load attach2" | |
559 | # Verify that we can "see" the variable "bidule" in the | |
560 | # program, and that it is a float. | |
561 | gdb_test "ptype bidule" " = float" "$test after attach2 and load, bidule is float" | |
562 | # Detach the process. | |
563 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach2" | |
564 | ||
565 | ||
566 | # Test with 'set exec-file-mismatch warn". | |
567 | set test "mismatch warn" | |
568 | gdb_test_no_output "set exec-file-mismatch warn" | |
569 | gdb_test_multiple "attach $testpid" "$test attach" { | |
570 | -re "Attaching to program.*exec-file-mismatch handling is currently \"warn\".*$gdb_prompt" { | |
571 | pass "$test attach" | |
572 | } | |
573 | } | |
574 | # Verify that we still (wrongly) "see" the variable "bidule" as a float, | |
575 | # as we have not loaded the correct exec-file. | |
576 | gdb_test "ptype bidule" " = float" "$test after attach and warn, bidule is float" | |
577 | # Detach the process. | |
578 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach" | |
579 | ||
580 | ||
581 | # Same test but with 'set exec-file-mismatch off". | |
582 | set test "mismatch off" | |
583 | gdb_test_no_output "set exec-file-mismatch off" | |
584 | gdb_test_multiple "attach $testpid" "$test attach" { | |
585 | -re "Attaching to program.*$gdb_prompt" { | |
586 | pass "$test attach" | |
587 | } | |
588 | } | |
589 | # Verify that we still (wrongly) "see" the variable "bidule" as a float, | |
590 | # as we have not warned the user and not loaded the correct exec-file | |
591 | gdb_test "ptype bidule" " = float" "$test after attach and warn, bidule is float" | |
592 | # Detach the process. | |
593 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach" | |
594 | ||
48e9cc84 PW |
595 | # Test that the 'exec-file' changed is checked before exec-file-mismatch. |
596 | set test "mismatch exec-file changed has priority" | |
597 | gdb_test_no_output "set exec-file-mismatch ask" | |
598 | gdb_test_multiple "attach $testpid" "$test attach1 again, initial exec-file" { | |
599 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach\".*\(y or n\)" { | |
600 | gdb_test "y" "Reading symbols from .*attach.*" $gdb_test_name | |
601 | } | |
602 | } | |
603 | ||
604 | ||
605 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach attach initial exec-file" | |
606 | ||
607 | # Change the exec-file and attach to a new process using the changed file. | |
608 | remote_exec build "mv ${binfile} ${binfile}.initial" | |
609 | remote_exec build "mv ${binfile3} ${binfile}" | |
610 | # Ensure GDB detects ${binfile} has changed when checking timestamp. | |
611 | sleep 1 | |
612 | remote_exec build "touch ${binfile}" | |
613 | set test_spawn_id3 [spawn_wait_for_attach $binfile] | |
614 | set testpid3 [spawn_id_get_pid $test_spawn_id3] | |
615 | ||
616 | gdb_test "attach $testpid3" "Attaching to program.*attach' has changed; re-reading symbols.*" \ | |
617 | "$test attach1 again, after changing exec-file" | |
618 | gdb_test "detach" "Detaching from program: .* detached\\\]" "$test detach after attach changed exec-file" | |
619 | ||
620 | # Now, test the situation when current exec-file has changed | |
621 | # and we attach to a pid using another file. | |
622 | # Ensure GDB detects ${binfile} has changed when checking timestamp. | |
623 | sleep 1 | |
624 | remote_exec build "touch ${binfile}" | |
625 | ||
626 | gdb_test_multiple "attach $testpid2" "$test attach2" { | |
627 | -re "Attaching to program.*exec-file-mismatch handling is currently \"ask\".*Load new symbol table from .*attach2\".*\(y or n\)" { | |
628 | gdb_test "y" "Reading symbols from .*attach2.*" $gdb_test_name | |
629 | } | |
630 | } | |
631 | ||
632 | # Restore initial build situation. | |
633 | remote_exec build "mv ${binfile} ${binfile3}" | |
634 | remote_exec build "mv ${binfile}.initial ${binfile}" | |
b1468492 PW |
635 | |
636 | # Don't leave a process around | |
637 | kill_wait_spawned_process $test_spawn_id | |
638 | kill_wait_spawned_process $test_spawn_id2 | |
48e9cc84 | 639 | kill_wait_spawned_process $test_spawn_id3 |
b1468492 PW |
640 | } |
641 | ||
74cf1395 | 642 | do_attach_tests |
df0da8a2 | 643 | do_attach_failure_tests |
74cf1395 | 644 | do_call_attach_tests |
b1468492 | 645 | do_attach_exec_mismatch_handling_tests |
74cf1395 | 646 | |
ccdd1909 HZ |
647 | # Test "gdb --pid" |
648 | ||
649 | do_command_attach_tests | |
650 | ||
b1468492 | 651 | |
98880d46 | 652 | test_command_line_attach_run |