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7b6bb8da | 1 | # Copyright 1997, 1999, 2007, 2008, 2009, 2010, 2011 |
4c38e0a4 | 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 |
e85a822c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
74cf1395 | 16 | |
e85a822c | 17 | if { [is_remote target] || ![isnative] } then { |
5a2468f5 JM |
18 | continue |
19 | } | |
20 | ||
74cf1395 JM |
21 | |
22 | set testfile "foll-exec" | |
23 | set testfile2 "execd-prog" | |
24 | set srcfile ${testfile}.c | |
25 | set srcfile2 ${testfile2}.c | |
26 | set binfile ${objdir}/${subdir}/${testfile} | |
27 | set binfile2 ${objdir}/${subdir}/${testfile2} | |
28 | ||
29 | # build the first test case | |
30 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { | |
b60f0898 JB |
31 | untested foll-exec.exp |
32 | return -1 | |
74cf1395 JM |
33 | } |
34 | ||
35 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
b60f0898 JB |
36 | untested foll-exec.exp |
37 | return -1 | |
74cf1395 JM |
38 | } |
39 | ||
40 | ||
41 | # Until "catch exec" is implemented on other targets... | |
42 | # | |
e85a822c | 43 | if {![istarget "hppa*-hp-hpux*"] && ![istarget "*-linux*"]} then { |
74cf1395 JM |
44 | continue |
45 | } | |
46 | ||
47 | proc zap_session {} { | |
48 | global gdb_prompt | |
49 | global binfile | |
50 | ||
51 | send_gdb "kill\n" | |
52 | gdb_expect { | |
53 | -re ".*Kill the program being debugged.*y or n. $" { | |
54 | send_gdb "y\n" | |
55 | send_gdb "file $binfile\n" | |
56 | gdb_expect { | |
57 | -re ".*Load new symbol table from.*y or n. $" { | |
58 | send_gdb "y\n" | |
59 | gdb_expect { | |
60 | -re "Reading symbols from.*$gdb_prompt $" {} | |
61 | timeout { fail "loading symbols (timeout)"; return } | |
62 | } | |
63 | } | |
64 | -re ".*gdb_prompt $" {} | |
65 | timeout { fail "loading symbols (timeout)"; return } | |
66 | } | |
67 | } | |
68 | -re ".*$gdb_prompt $" {} | |
69 | timeout { fail "killing inferior (timeout)" ; return } | |
70 | } | |
71 | } | |
72 | ||
73 | proc do_exec_tests {} { | |
74 | global gdb_prompt | |
75 | global binfile | |
76 | global srcfile | |
77 | global srcfile2 | |
78 | global testfile | |
79 | global testfile2 | |
80 | ||
81 | # Start the program running, and stop at main. | |
82 | # | |
83 | if ![runto_main] then { | |
84 | perror "Couldn't run ${testfile}" | |
85 | return | |
86 | } | |
87 | ||
e85a822c DJ |
88 | # Verify that the system supports "catch exec". |
89 | gdb_test "catch exec" "Catchpoint \[0-9\]* \\(exec\\)" "insert first exec catchpoint" | |
90 | set has_exec_catchpoints 0 | |
91 | gdb_test_multiple "continue" "continue to first exec catchpoint" { | |
77b06cd7 | 92 | -re ".*Your system does not support this type\r\nof catchpoint.*$gdb_prompt $" { |
e85a822c DJ |
93 | unsupported "continue to first exec catchpoint" |
94 | } | |
95 | -re ".*Catchpoint.*$gdb_prompt $" { | |
96 | set has_exec_catchpoints 1 | |
97 | pass "continue to first exec catchpoint" | |
98 | } | |
99 | } | |
100 | ||
101 | if {$has_exec_catchpoints == 0} { | |
102 | unsupported "exec catchpoints" | |
103 | return | |
104 | } | |
105 | ||
106 | zap_session | |
107 | ||
108 | # Start the program running, and stop at main. | |
109 | # | |
110 | if ![runto_main] then { | |
111 | perror "Couldn't run ${testfile}" | |
112 | return | |
113 | } | |
114 | ||
74cf1395 JM |
115 | # Verify that we can see various global and local variables |
116 | # in this program, and that they have expected values. Some | |
117 | # of these variables are also declared in the program we'll | |
118 | # exec in a moment. | |
119 | # | |
120 | send_gdb "next 3\n" | |
121 | gdb_expect { | |
122 | -re "20.*execlp.*$gdb_prompt $"\ | |
123 | {pass "step to exec call"} | |
124 | -re "$gdb_prompt $" {fail "step to exec call"} | |
125 | timeout {fail "(timeout) step to exec call"} | |
126 | } | |
127 | send_gdb "print global_i\n" | |
128 | gdb_expect { | |
129 | -re ".* = 100.*$gdb_prompt $"\ | |
130 | {pass "print follow-exec/global_i"} | |
131 | -re "$gdb_prompt $" {fail "print follow-exec/global_i"} | |
132 | timeout {fail "(timeout) print follow-exec/global_i"} | |
133 | } | |
134 | send_gdb "print local_j\n" | |
135 | gdb_expect { | |
136 | -re ".* = 101.*$gdb_prompt $"\ | |
137 | {pass "print follow-exec/local_j"} | |
138 | -re "$gdb_prompt $" {fail "print follow-exec/local_j"} | |
139 | timeout {fail "(timeout) print follow-exec/local_j"} | |
140 | } | |
141 | send_gdb "print local_k\n" | |
142 | gdb_expect { | |
143 | -re ".* = 102.*$gdb_prompt $"\ | |
144 | {pass "print follow-exec/local_k"} | |
145 | -re "$gdb_prompt $" {fail "print follow-exec/local_k"} | |
146 | timeout {fail "(timeout) print follow-exec/local_k"} | |
147 | } | |
148 | ||
149 | # Try stepping through an execlp call, without catching it. | |
150 | # We should stop in execd-program, at its first statement. | |
151 | # | |
152 | send_gdb "next\n" | |
153 | gdb_expect { | |
6c95b8df | 154 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
155 | {pass "step through execlp call"} |
156 | -re "$gdb_prompt $" {fail "step through execlp call"} | |
157 | timeout {fail "(timeout) step through execlp call"} | |
158 | } | |
159 | ||
160 | # Verify that we can see the variables defined in the newly-exec'd | |
161 | # program, and CANNOT see those defined in the exec'ing program. | |
162 | # | |
163 | send_gdb "next\n" | |
164 | gdb_expect { | |
165 | -re "26.*printf.*$gdb_prompt $"\ | |
166 | {pass "step after execlp call"} | |
167 | -re "$gdb_prompt $" {fail "step after execlp call"} | |
168 | timeout {fail "(timeout) step after execlp call"} | |
169 | } | |
170 | send_gdb "print global_i\n" | |
171 | gdb_expect { | |
172 | -re ".* = 0.*$gdb_prompt $"\ | |
173 | {pass "print execd-program/global_i (after execlp)"} | |
174 | -re "$gdb_prompt $" {fail "print execd-program/global_i (after execlp)"} | |
175 | timeout {fail "(timeout) print execd-program/global_i (after execlp)"} | |
176 | } | |
177 | send_gdb "print local_j\n" | |
178 | gdb_expect { | |
179 | -re ".* = 2.*$gdb_prompt $"\ | |
180 | {pass "print execd-program/local_j (after execlp)"} | |
181 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execlp)"} | |
182 | timeout {fail "(timeout) print execd-program/local_j (after execlp)"} | |
183 | } | |
184 | send_gdb "print local_k\n" | |
185 | gdb_expect { | |
186 | -re "No symbol \"local_k\" in current context.*$gdb_prompt $"\ | |
187 | {pass "print follow-exec/local_k (after execlp)"} | |
188 | -re "$gdb_prompt $" {fail "print follow-exec/local_k (after execlp)"} | |
189 | timeout {fail "(timeout) print follow-exec/local_k (after execlp)"} | |
190 | } | |
191 | ||
192 | # Explicitly kill this program, or a subsequent rerun actually runs | |
193 | # the exec'd program, not the original program... | |
194 | zap_session | |
195 | ||
196 | # Start the program running, and stop at main. | |
197 | # | |
198 | if ![runto_main] then { | |
199 | perror "Couldn't run ${testfile} (2nd try)" | |
200 | return | |
201 | } | |
202 | ||
203 | # Verify that we can catch an exec event, and then continue | |
204 | # to follow through the exec. (Since there's a breakpoint on | |
205 | # "main", it'll also be transferred to the exec'd program, | |
206 | # and we expect to stop there.) | |
207 | # | |
208 | send_gdb "catch exec\n" | |
209 | gdb_expect { | |
210 | -re "Catchpoint .*(exec).*$gdb_prompt $"\ | |
211 | {pass "set catch exec"} | |
212 | -re "$gdb_prompt $" {fail "set catch exec"} | |
213 | timeout {fail "(timeout) set catch exec"} | |
214 | } | |
215 | ||
216 | # Verify that the catchpoint is mentioned in an "info breakpoints", | |
217 | # and further that the catchpoint mentions no program name. | |
218 | # | |
462f405c JB |
219 | set msg "info shows catchpoint without exec pathname" |
220 | gdb_test_multiple "info breakpoints" $msg { | |
221 | -re ".*catchpoint.*keep y.*exec\[\n\r\]+$gdb_prompt $" { | |
222 | pass $msg | |
223 | } | |
74cf1395 JM |
224 | } |
225 | ||
226 | # DTS CLLbs16760 | |
227 | # PA64 doesn't know about $START$ in dld.sl at this point. It should. | |
228 | # - Michael Coulter | |
a0b3c4fd | 229 | setup_xfail hppa2.0w-hp-hpux* CLLbs16760 |
74cf1395 JM |
230 | send_gdb "continue\n" |
231 | gdb_expect { | |
6c95b8df | 232 | -re ".*xecuting new program:.*${testfile2}.*Catchpoint .*(exec\'d .*${testfile2}).*in .*$gdb_prompt $"\ |
74cf1395 JM |
233 | {pass "hit catch exec"} |
234 | -re "$gdb_prompt $" {fail "hit catch exec"} | |
235 | timeout {fail "(timeout) hit catch exec"} | |
236 | } | |
237 | ||
238 | # DTS CLLbs16760 | |
239 | # test gets out of sync if previous test fails. | |
240 | gdb_test "bt" ".*" "sync up after possible failure 1" | |
241 | gdb_test "bt" "#0.*" "sync up after possible failure 2" | |
242 | ||
243 | # Verify that the catchpoint is mentioned in an "info breakpoints", | |
244 | # and further that the catchpoint managed to capture the exec'd | |
245 | # program's name. | |
246 | # | |
462f405c JB |
247 | set msg "info shows catchpoint exec pathname" |
248 | gdb_test_multiple "info breakpoints" $msg { | |
249 | -re ".*catchpoint.*keep y.*exec, program \".*${testfile2}\".*$gdb_prompt $" { | |
250 | pass $msg | |
251 | } | |
74cf1395 JM |
252 | } |
253 | ||
254 | # Verify that we can continue from the catchpoint, and land in the | |
255 | # main of the newly-exec'd program. | |
256 | # | |
257 | send_gdb "continue\n" | |
258 | gdb_expect { | |
259 | -re ".*${srcfile2}:23.*$gdb_prompt $"\ | |
260 | {pass "continue after hit catch exec"} | |
261 | -re "$gdb_prompt $" {fail "continue after hit catch exec"} | |
262 | timeout {fail "(timeout) continue after hit catch exec"} | |
263 | } | |
264 | ||
265 | # Explicitly kill this program, or a subsequent rerun actually runs | |
266 | # the exec'd program, not the original program... | |
267 | zap_session | |
268 | ||
269 | # Start the program running, and stop at main. | |
270 | # | |
271 | if ![runto_main] then { | |
272 | perror "Couldn't run ${testfile} (3rd try)" | |
273 | return | |
274 | } | |
275 | ||
276 | # Verify that we can follow through follow an execl() | |
277 | # call. (We must jump around earlier exec* calls.) | |
278 | # | |
279 | send_gdb "tbreak 27\n" | |
280 | gdb_expect { | |
18ac113b | 281 | -re "Temporary breakpoint .*file .*${srcfile}, line 27.*$gdb_prompt $"\ |
74cf1395 JM |
282 | {pass "prepare to jump to execl call"} |
283 | -re "$gdb_prompt $" {fail "prepare to jump to execl call"} | |
284 | timeout {fail "(timeout) prepare to jump to execl call"} | |
285 | } | |
286 | send_gdb "jump 27\n" | |
287 | gdb_expect { | |
288 | -re "main.* at .*${srcfile}:27.*$gdb_prompt $"\ | |
289 | {pass "jump to execl call"} | |
290 | -re "$gdb_prompt $" {fail "jump to execl call"} | |
291 | timeout {fail "(timeout) jump to execl call"} | |
292 | } | |
293 | # Note that stepping through an exec call causes the step-count | |
294 | # to be reset to zero. I.e.: you may specify "next 2" at the | |
295 | # call, but you'll actually stop at the first breakpoint set in | |
296 | # the newly-exec'd program, not after the remaining step-count | |
297 | # reaches zero. | |
298 | # | |
299 | send_gdb "next 2\n" | |
300 | gdb_expect { | |
6c95b8df | 301 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
302 | {pass "step through execl call"} |
303 | -re "$gdb_prompt $" {fail "step through execl call"} | |
304 | timeout {fail "(timeout) step through execl call"} | |
305 | } | |
306 | send_gdb "next\n" | |
307 | gdb_expect { | |
308 | -re "26.*printf.*$gdb_prompt $"\ | |
309 | {pass "step after execl call"} | |
310 | -re "$gdb_prompt $" {fail "step after execl call"} | |
311 | timeout {fail "(timeout) step after execl call"} | |
312 | } | |
313 | ||
314 | # Verify that we can print a local variable (which happens to be | |
315 | # assigned the value of main's argc). | |
316 | # | |
317 | send_gdb "print local_j\n" | |
318 | gdb_expect { | |
319 | -re ".* = 3.*$gdb_prompt $"\ | |
320 | {pass "print execd-program/local_j (after execl)"} | |
321 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execl)"} | |
322 | timeout {fail "(timeout) print execd-program/local_j (after execl)"} | |
323 | } | |
324 | ||
325 | # Explicitly kill this program, or a subsequent rerun actually runs | |
326 | # the exec'd program, not the original program... | |
327 | zap_session | |
328 | ||
329 | # Start the program running, and stop at main. | |
330 | # | |
331 | if ![runto_main] then { | |
332 | perror "Couldn't run ${testfile} (4th try)" | |
333 | return | |
334 | } | |
335 | ||
336 | # Verify that we can follow through follow an execv() | |
337 | # call. (We must jump around earlier exec* calls.) | |
338 | # | |
339 | send_gdb "tbreak 41\n" | |
340 | gdb_expect { | |
18ac113b | 341 | -re "Temporary breakpoint .*file .*${srcfile}, line 41.*$gdb_prompt $"\ |
74cf1395 JM |
342 | {pass "prepare to jump to execv call"} |
343 | -re "$gdb_prompt $" {fail "prepare to jump to execv call"} | |
344 | timeout {fail "(timeout) prepare to jump to execv call"} | |
345 | } | |
346 | send_gdb "jump 41\n" | |
347 | gdb_expect { | |
348 | -re "main.* at .*${srcfile}:41.*$gdb_prompt $"\ | |
349 | {pass "jump to execv call"} | |
350 | -re "$gdb_prompt $" {fail "jump to execv call"} | |
351 | timeout {fail "(timeout) jump to execv call"} | |
352 | } | |
353 | send_gdb "next\n" | |
354 | gdb_expect { | |
6c95b8df | 355 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
356 | {pass "step through execv call"} |
357 | -re "$gdb_prompt $" {fail "step through execv call"} | |
358 | timeout {fail "(timeout) step through execv call"} | |
359 | } | |
360 | send_gdb "next\n" | |
361 | gdb_expect { | |
362 | -re "26.*printf.*$gdb_prompt $"\ | |
363 | {pass "step after execv call"} | |
364 | -re "$gdb_prompt $" {fail "step after execv call"} | |
365 | timeout {fail "(timeout) step after execv call"} | |
366 | } | |
367 | ||
368 | # Verify that we can print a local variable (which happens to be | |
369 | # assigned the value of main's argc). | |
370 | # | |
371 | send_gdb "print local_j\n" | |
372 | gdb_expect { | |
373 | -re ".* = 2.*$gdb_prompt $"\ | |
374 | {pass "print execd-program/local_j (after execv)"} | |
375 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execv)"} | |
376 | timeout {fail "(timeout) print execd-program/local_j (after execv)"} | |
377 | } | |
378 | ||
379 | # Explicitly kill this program, or a subsequent rerun actually runs | |
380 | # the exec'd program, not the original program... | |
381 | zap_session | |
382 | ||
383 | # Start the program running, and stop at main. | |
384 | # | |
385 | if ![runto_main] then { | |
386 | perror "Couldn't run ${testfile} (5th try)" | |
387 | return | |
388 | } | |
389 | ||
390 | # Verify that we can just continue and thereby follow through an | |
391 | # exec call. (Since the breakpoint on "main" is reset, we should | |
392 | # just stop in main of the newly-exec'd program.) | |
393 | # | |
394 | send_gdb "continue\n" | |
395 | gdb_expect { | |
6c95b8df | 396 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
397 | {pass "continue through exec"} |
398 | -re "$gdb_prompt $" {fail "continue through exec"} | |
399 | timeout {fail "(timeout) continue through exec"} | |
400 | } | |
401 | } | |
402 | ||
403 | # Start with a fresh gdb | |
404 | ||
405 | gdb_exit | |
406 | gdb_start | |
407 | gdb_reinitialize_dir $srcdir/$subdir | |
408 | gdb_load ${binfile} | |
409 | ||
410 | ||
411 | # This is a test of gdb's ability to follow a process through a | |
412 | # Unix exec() system call. | |
413 | # | |
414 | do_exec_tests | |
415 | ||
416 | return 0 |