Commit | Line | Data |
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0fb0cc75 | 1 | # Copyright 1997, 1999, 2002, 2003, 2004, 2007, 2008, 2009 |
9b254dd1 | 2 | # Free Software Foundation, Inc. |
74cf1395 JM |
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 | |
e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
74cf1395 | 7 | # (at your option) any later version. |
e22f8b7c | 8 | # |
74cf1395 JM |
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. | |
e22f8b7c | 13 | # |
74cf1395 | 14 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
74cf1395 | 16 | |
74cf1395 | 17 | if $tracelevel then { |
1279f4ff AC |
18 | strace $tracelevel |
19 | } | |
74cf1395 JM |
20 | |
21 | set prms_id 0 | |
22 | set bug_id 0 | |
23 | ||
33c3e192 FF |
24 | # On HP-UX 11.0, this test is causing a process running the program |
25 | # "attach" to be left around spinning. Until we figure out why, I am | |
26 | # commenting out the test to avoid polluting tiamat (our 11.0 nightly | |
27 | # test machine) with these processes. RT | |
28 | # | |
29 | # Setting the magic bit in the target app should work. I added a | |
30 | # "kill", and also a test for the R3 register warning. JB | |
31 | if { [istarget "hppa*-*-hpux*"] } { | |
32 | return 0 | |
33 | } | |
74cf1395 | 34 | |
c1d88655 UW |
35 | # On SPU, this test currently fails because "sleep" is not supported. |
36 | if { [istarget "spu*-*-*"] } { | |
37 | return 0 | |
38 | } | |
39 | ||
33c3e192 | 40 | # are we on a target board |
2d1676a0 | 41 | if [is_remote target] then { |
74cf1395 JM |
42 | return 0 |
43 | } | |
44 | ||
45 | set testfile "attach" | |
46 | set srcfile ${testfile}.c | |
47 | set srcfile2 ${testfile}2.c | |
48 | set binfile ${objdir}/${subdir}/${testfile} | |
49 | set binfile2 ${objdir}/${subdir}/${testfile}2 | |
e0f353ce | 50 | set escapedbinfile [string_to_regexp ${objdir}/${subdir}/${testfile}] |
74cf1395 JM |
51 | |
52 | #execute_anywhere "rm -f ${binfile} ${binfile2}" | |
53 | remote_exec build "rm -f ${binfile} ${binfile2}" | |
54 | # For debugging this test | |
55 | # | |
56 | #log_user 1 | |
57 | ||
74cf1395 JM |
58 | # build the first test case |
59 | # | |
60 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
b60f0898 JB |
61 | untested attach.exp |
62 | return -1 | |
74cf1395 JM |
63 | } |
64 | ||
74cf1395 JM |
65 | # Build the in-system-call test |
66 | ||
67 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { | |
b60f0898 JB |
68 | untested attach.exp |
69 | return -1 | |
74cf1395 JM |
70 | } |
71 | ||
74cf1395 JM |
72 | if [get_compiler_info ${binfile}] { |
73 | return -1 | |
74 | } | |
75 | ||
76 | proc do_attach_tests {} { | |
1279f4ff AC |
77 | global gdb_prompt |
78 | global binfile | |
79 | global escapedbinfile | |
80 | global srcfile | |
81 | global testfile | |
82 | global objdir | |
83 | global subdir | |
84 | global timeout | |
85 | ||
86 | # Start the program running and then wait for a bit, to be sure | |
87 | # that it can be attached to. | |
88 | ||
89 | set testpid [eval exec $binfile &] | |
90 | exec sleep 2 | |
91 | if { [istarget "*-*-cygwin*"] } { | |
92 | # testpid is the Cygwin PID, GDB uses the Windows PID, which might be | |
93 | # different due to the way fork/exec works. | |
94 | set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ] | |
95 | } | |
96 | ||
97 | # Verify that we cannot attach to nonsense. | |
98 | ||
8b1b3228 AC |
99 | set test "attach to nonsense is prohibited" |
100 | gdb_test_multiple "attach abc" "$test" { | |
101 | -re "Illegal process-id: abc.*$gdb_prompt $" { | |
102 | pass "$test" | |
1279f4ff AC |
103 | } |
104 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
105 | # Response expected from /proc-based systems. | |
8b1b3228 | 106 | pass "$test" |
1279f4ff | 107 | } |
8b1b3228 | 108 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 109 | # Response expected on Cygwin |
8b1b3228 | 110 | pass "$test" |
1279f4ff AC |
111 | } |
112 | -re "Attaching to.*$gdb_prompt $" { | |
8b1b3228 | 113 | fail "$test (bogus pid allowed)" |
1279f4ff AC |
114 | } |
115 | } | |
116 | ||
117 | # Verify that we cannot attach to what appears to be a valid | |
118 | # process ID, but is a process that doesn't exist. Traditionally, | |
119 | # most systems didn't have a process with ID 0, so we take that as | |
120 | # the default. However, there are a few exceptions. | |
121 | ||
122 | set boguspid 0 | |
123 | if { [istarget "*-*-*bsd*"] } { | |
124 | # In FreeBSD 5.0, PID 0 is used for "swapper". Use -1 instead | |
125 | # (which should have the desired effect on any version of | |
126 | # FreeBSD, and probably other *BSD's too). | |
127 | set boguspid -1 | |
128 | } | |
8b1b3228 AC |
129 | set test "attach to nonexistent process is prohibited" |
130 | gdb_test_multiple "attach $boguspid" "$test" { | |
1279f4ff AC |
131 | -re "Attaching to.*, process $boguspid.*No such process.*$gdb_prompt $" { |
132 | # Response expected on ptrace-based systems (i.e. HP-UX 10.20). | |
8b1b3228 | 133 | pass "$test" |
1279f4ff AC |
134 | } |
135 | -re "Attaching to.*, process $boguspid failed.*Hint.*$gdb_prompt $" { | |
136 | # Response expected on ttrace-based systems (i.e. HP-UX 11.0). | |
8b1b3228 | 137 | pass "$test" |
1279f4ff AC |
138 | } |
139 | -re "Attaching to.*, process $boguspid.*denied.*$gdb_prompt $" { | |
8b1b3228 | 140 | pass "$test" |
1279f4ff AC |
141 | } |
142 | -re "Attaching to.*, process $boguspid.*not permitted.*$gdb_prompt $" { | |
8b1b3228 | 143 | pass "$test" |
1279f4ff AC |
144 | } |
145 | -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" { | |
146 | # Response expected from /proc-based systems. | |
8b1b3228 | 147 | pass "$test" |
1279f4ff | 148 | } |
8b1b3228 | 149 | -re "Can't attach to process..*$gdb_prompt $" { |
1279f4ff | 150 | # Response expected on Cygwin |
8b1b3228 | 151 | pass "$test" |
1279f4ff AC |
152 | } |
153 | } | |
154 | ||
155 | # Verify that we can attach to the process by first giving its | |
156 | # executable name via the file command, and using attach with the | |
157 | # process ID. | |
158 | ||
159 | # (Actually, the test system appears to do this automatically for | |
160 | # us. So, we must also be prepared to be asked if we want to | |
161 | # discard an existing set of symbols.) | |
162 | ||
8b1b3228 AC |
163 | set test "set file, before attach1" |
164 | gdb_test_multiple "file $binfile" "$test" { | |
165 | -re "Load new symbol table from.*y or n. $" { | |
166 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." \ | |
167 | "$test (re-read)" | |
1279f4ff AC |
168 | } |
169 | -re "Reading symbols from $escapedbinfile\.\.\.*done.*$gdb_prompt $" { | |
8b1b3228 | 170 | pass "$test" |
1279f4ff AC |
171 | } |
172 | } | |
173 | ||
8b1b3228 AC |
174 | set test "attach1, after setting file" |
175 | gdb_test_multiple "attach $testpid" "$test" { | |
1279f4ff | 176 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" { |
8b1b3228 | 177 | pass "$test" |
1279f4ff AC |
178 | } |
179 | -re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
180 | # Response expected on Cygwin | |
8b1b3228 | 181 | pass "$test" |
1279f4ff AC |
182 | } |
183 | } | |
184 | ||
185 | # Verify that we can "see" the variable "should_exit" in the | |
186 | # program, and that it is zero. | |
187 | ||
8b1b3228 | 188 | gdb_test "print should_exit" " = 0" "after attach1, print should_exit" |
1279f4ff AC |
189 | |
190 | # Detach the process. | |
191 | ||
8b1b3228 AC |
192 | gdb_test "detach" \ |
193 | "Detaching from program: .*$escapedbinfile, process $testpid" \ | |
194 | "attach1 detach" | |
1279f4ff AC |
195 | |
196 | # Wait a bit for gdb to finish detaching | |
197 | ||
198 | exec sleep 5 | |
199 | ||
200 | # Purge the symbols from gdb's brain. (We want to be certain the | |
201 | # next attach, which won't be preceded by a "file" command, is | |
202 | # really getting the executable file without our help.) | |
203 | ||
204 | set old_timeout $timeout | |
205 | set timeout 15 | |
8b1b3228 AC |
206 | set test "attach1, purging symbols after detach" |
207 | gdb_test_multiple "file" "$test" { | |
208 | -re "No executable file now.*Discard symbol table.*y or n. $" { | |
209 | gdb_test "y" "No symbol file now." "$test" | |
1279f4ff AC |
210 | } |
211 | } | |
212 | set timeout $old_timeout | |
213 | ||
214 | # Verify that we can attach to the process just by giving the | |
215 | # process ID. | |
216 | ||
8b1b3228 AC |
217 | set test "set file, before attach2" |
218 | gdb_test_multiple "attach $testpid" "$test" { | |
219 | -re "Attaching to process $testpid.*Load new symbol table from \"$escapedbinfile\.exe\".*y or n. $" { | |
1279f4ff AC |
220 | # On Cygwin, the DLL's symbol tables are loaded prior to the |
221 | # executable's symbol table. This in turn always results in | |
222 | # asking the user for actually loading the symbol table of the | |
223 | # executable. | |
8b1b3228 AC |
224 | gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." \ |
225 | "$test (reset file)" | |
1279f4ff AC |
226 | } |
227 | -re "Attaching to process $testpid.*Reading symbols from $escapedbinfile.*main.*at .*$gdb_prompt $" { | |
8b1b3228 | 228 | pass "$test" |
1279f4ff AC |
229 | } |
230 | } | |
231 | ||
232 | # Verify that we can modify the variable "should_exit" in the | |
233 | # program. | |
234 | ||
8b1b3228 | 235 | gdb_test "set should_exit=1" "" "after attach2, set should_exit" |
1279f4ff AC |
236 | |
237 | # Verify that the modification really happened. | |
238 | ||
239 | send_gdb "tbreak 19\n" | |
240 | gdb_expect { | |
18ac113b | 241 | -re "Temporary breakpoint .*at.*$srcfile, line 19.*$gdb_prompt $" { |
1279f4ff AC |
242 | pass "after attach2, set tbreak postloop" |
243 | } | |
244 | -re "$gdb_prompt $" { | |
245 | fail "after attach2, set tbreak postloop" | |
246 | } | |
247 | timeout { | |
248 | fail "(timeout) after attach2, set tbreak postloop" | |
249 | } | |
250 | } | |
251 | send_gdb "continue\n" | |
252 | gdb_expect { | |
253 | -re "main.*at.*$srcfile:19.*$gdb_prompt $" { | |
254 | pass "after attach2, reach tbreak postloop" | |
255 | } | |
256 | -re "$gdb_prompt $" { | |
257 | fail "after attach2, reach tbreak postloop" | |
258 | } | |
259 | timeout { | |
260 | fail "(timeout) after attach2, reach tbreak postloop" | |
261 | } | |
262 | } | |
263 | ||
264 | # Allow the test process to exit, to cleanup after ourselves. | |
265 | ||
8b1b3228 | 266 | gdb_test "continue" "Program exited normally." "after attach2, exit" |
1279f4ff AC |
267 | |
268 | # Make sure we don't leave a process around to confuse | |
269 | # the next test run (and prevent the compile by keeping | |
270 | # the text file busy), in case the "set should_exit" didn't | |
271 | # work. | |
272 | ||
273 | remote_exec build "kill -9 ${testpid}" | |
8b1b3228 | 274 | |
1279f4ff AC |
275 | # Start the program running and then wait for a bit, to be sure |
276 | # that it can be attached to. | |
277 | ||
278 | set testpid [eval exec $binfile &] | |
279 | exec sleep 2 | |
280 | if { [istarget "*-*-cygwin*"] } { | |
281 | # testpid is the Cygwin PID, GDB uses the Windows PID, which might be | |
282 | # different due to the way fork/exec works. | |
283 | set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ] | |
284 | } | |
285 | ||
286 | # Verify that we can attach to the process, and find its a.out | |
287 | # when we're cd'd to some directory that doesn't contain the | |
288 | # a.out. (We use the source path set by the "dir" command.) | |
289 | ||
8b1b3228 AC |
290 | gdb_test "dir ${objdir}/${subdir}" "Source directories searched: .*" \ |
291 | "set source path" | |
1279f4ff | 292 | |
8b1b3228 AC |
293 | gdb_test "cd /tmp" "Working directory /tmp." \ |
294 | "cd away from process working directory" | |
1279f4ff AC |
295 | |
296 | # Explicitly flush out any knowledge of the previous attachment. | |
1279f4ff | 297 | |
8b1b3228 AC |
298 | set test "before attach3, flush symbols" |
299 | gdb_test_multiple "symbol" "$test" { | |
300 | -re "Discard symbol table from.*y or n. $" { | |
301 | gdb_test "y" "No symbol file now." \ | |
302 | "$test" | |
1279f4ff | 303 | } |
8b1b3228 AC |
304 | -re "No symbol file now.*$gdb_prompt $" { |
305 | pass "$test" | |
1279f4ff AC |
306 | } |
307 | } | |
308 | ||
8b1b3228 AC |
309 | gdb_test "exec" "No executable file now." \ |
310 | "before attach3, flush exec" | |
311 | ||
312 | gdb_test "attach $testpid" \ | |
313 | "Attaching to process $testpid.*Reading symbols from $escapedbinfile.*main.*at .*" \ | |
314 | "attach when process' a.out not in cwd" | |
315 | ||
316 | set test "after attach3, exit" | |
317 | gdb_test_multiple "kill" "$test" { | |
318 | -re "Kill the program being debugged.*y or n. $" { | |
319 | gdb_test "y" "" "$test" | |
1279f4ff AC |
320 | } |
321 | } | |
322 | ||
323 | # Another "don't leave a process around" | |
324 | remote_exec build "kill -9 ${testpid}" | |
74cf1395 JM |
325 | } |
326 | ||
327 | proc do_call_attach_tests {} { | |
1279f4ff AC |
328 | global gdb_prompt |
329 | global binfile2 | |
330 | ||
331 | # Start the program running and then wait for a bit, to be sure | |
332 | # that it can be attached to. | |
74cf1395 | 333 | |
1279f4ff AC |
334 | set testpid [eval exec $binfile2 &] |
335 | exec sleep 2 | |
336 | if { [istarget "*-*-cygwin*"] } { | |
337 | # testpid is the Cygwin PID, GDB uses the Windows PID, which might be | |
338 | # different due to the way fork/exec works. | |
339 | set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ] | |
340 | } | |
341 | ||
342 | # Attach | |
343 | ||
8b1b3228 AC |
344 | gdb_test "file $binfile2" "" "force switch to gdb64, if necessary" |
345 | set test "attach call" | |
346 | gdb_test_multiple "attach $testpid" "$test" { | |
347 | -re "warning: reading register.*I.*O error.*$gdb_prompt $" { | |
348 | fail "$test (read register error)" | |
1279f4ff AC |
349 | } |
350 | -re "Attaching to.*process $testpid.*libc.*$gdb_prompt $" { | |
8b1b3228 | 351 | pass "$test" |
1279f4ff AC |
352 | } |
353 | -re "Attaching to.*process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" { | |
8b1b3228 | 354 | pass "$test" |
1279f4ff AC |
355 | } |
356 | } | |
357 | ||
358 | # See if other registers are problems | |
359 | ||
8b1b3228 AC |
360 | set test "info other register" |
361 | gdb_test_multiple "i r r3" "$test" { | |
362 | -re "warning: reading register.*$gdb_prompt $" { | |
363 | fail "$test" | |
1279f4ff | 364 | } |
8b1b3228 AC |
365 | -re "r3.*$gdb_prompt $" { |
366 | pass "$test" | |
1279f4ff | 367 | } |
1279f4ff | 368 | } |
74cf1395 | 369 | |
1279f4ff AC |
370 | # Get rid of the process |
371 | ||
8b1b3228 AC |
372 | gdb_test "p should_exit = 1" |
373 | gdb_test "c" "Program exited normally." | |
1279f4ff AC |
374 | |
375 | # Be paranoid | |
376 | ||
377 | remote_exec build "kill -9 ${testpid}" | |
74cf1395 JM |
378 | } |
379 | ||
380 | ||
381 | # Start with a fresh gdb | |
1279f4ff | 382 | |
74cf1395 JM |
383 | gdb_exit |
384 | gdb_start | |
385 | gdb_reinitialize_dir $srcdir/$subdir | |
386 | gdb_load ${binfile} | |
387 | ||
388 | # This is a test of gdb's ability to attach to a running process. | |
1279f4ff | 389 | |
74cf1395 JM |
390 | do_attach_tests |
391 | ||
392 | # Test attaching when the target is inside a system call | |
1279f4ff | 393 | |
74cf1395 JM |
394 | gdb_exit |
395 | gdb_start | |
396 | ||
74cf1395 JM |
397 | gdb_reinitialize_dir $srcdir/$subdir |
398 | do_call_attach_tests | |
399 | ||
74cf1395 | 400 | return 0 |