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28e7fd62 | 1 | # Copyright 1997-2013 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 |
e85a822c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
74cf1395 | 15 | |
e85a822c | 16 | if { [is_remote target] || ![isnative] } then { |
5a2468f5 JM |
17 | continue |
18 | } | |
19 | ||
2d4e0376 YQ |
20 | # Until "catch exec" is implemented on other targets... |
21 | # | |
22 | if {![istarget "hppa*-hp-hpux*"] && ![istarget "*-linux*"]} then { | |
23 | continue | |
24 | } | |
74cf1395 | 25 | |
289f9037 TT |
26 | standard_testfile foll-exec.c |
27 | ||
74cf1395 | 28 | set testfile2 "execd-prog" |
74cf1395 | 29 | set srcfile2 ${testfile2}.c |
289f9037 | 30 | set binfile2 [standard_output_file ${testfile2}] |
74cf1395 JM |
31 | |
32 | # build the first test case | |
33 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { | |
b60f0898 JB |
34 | untested foll-exec.exp |
35 | return -1 | |
74cf1395 JM |
36 | } |
37 | ||
38 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
b60f0898 JB |
39 | untested foll-exec.exp |
40 | return -1 | |
74cf1395 JM |
41 | } |
42 | ||
74cf1395 JM |
43 | proc zap_session {} { |
44 | global gdb_prompt | |
45 | global binfile | |
46 | ||
47 | send_gdb "kill\n" | |
48 | gdb_expect { | |
49 | -re ".*Kill the program being debugged.*y or n. $" { | |
26d44faf | 50 | gdb_test_no_output "y" "" |
74cf1395 JM |
51 | send_gdb "file $binfile\n" |
52 | gdb_expect { | |
53 | -re ".*Load new symbol table from.*y or n. $" { | |
54 | send_gdb "y\n" | |
55 | gdb_expect { | |
56 | -re "Reading symbols from.*$gdb_prompt $" {} | |
57 | timeout { fail "loading symbols (timeout)"; return } | |
58 | } | |
59 | } | |
60 | -re ".*gdb_prompt $" {} | |
61 | timeout { fail "loading symbols (timeout)"; return } | |
62 | } | |
63 | } | |
64 | -re ".*$gdb_prompt $" {} | |
65 | timeout { fail "killing inferior (timeout)" ; return } | |
66 | } | |
67 | } | |
68 | ||
69 | proc do_exec_tests {} { | |
70 | global gdb_prompt | |
71 | global binfile | |
72 | global srcfile | |
73 | global srcfile2 | |
74 | global testfile | |
75 | global testfile2 | |
76 | ||
77 | # Start the program running, and stop at main. | |
78 | # | |
79 | if ![runto_main] then { | |
80 | perror "Couldn't run ${testfile}" | |
81 | return | |
82 | } | |
83 | ||
e85a822c DJ |
84 | # Verify that the system supports "catch exec". |
85 | gdb_test "catch exec" "Catchpoint \[0-9\]* \\(exec\\)" "insert first exec catchpoint" | |
86 | set has_exec_catchpoints 0 | |
87 | gdb_test_multiple "continue" "continue to first exec catchpoint" { | |
77b06cd7 | 88 | -re ".*Your system does not support this type\r\nof catchpoint.*$gdb_prompt $" { |
e85a822c DJ |
89 | unsupported "continue to first exec catchpoint" |
90 | } | |
91 | -re ".*Catchpoint.*$gdb_prompt $" { | |
92 | set has_exec_catchpoints 1 | |
93 | pass "continue to first exec catchpoint" | |
94 | } | |
95 | } | |
96 | ||
97 | if {$has_exec_catchpoints == 0} { | |
98 | unsupported "exec catchpoints" | |
99 | return | |
100 | } | |
101 | ||
102 | zap_session | |
103 | ||
104 | # Start the program running, and stop at main. | |
105 | # | |
106 | if ![runto_main] then { | |
107 | perror "Couldn't run ${testfile}" | |
108 | return | |
109 | } | |
110 | ||
74cf1395 JM |
111 | # Verify that we can see various global and local variables |
112 | # in this program, and that they have expected values. Some | |
113 | # of these variables are also declared in the program we'll | |
114 | # exec in a moment. | |
115 | # | |
116 | send_gdb "next 3\n" | |
117 | gdb_expect { | |
118 | -re "20.*execlp.*$gdb_prompt $"\ | |
119 | {pass "step to exec call"} | |
120 | -re "$gdb_prompt $" {fail "step to exec call"} | |
121 | timeout {fail "(timeout) step to exec call"} | |
122 | } | |
123 | send_gdb "print global_i\n" | |
124 | gdb_expect { | |
125 | -re ".* = 100.*$gdb_prompt $"\ | |
126 | {pass "print follow-exec/global_i"} | |
127 | -re "$gdb_prompt $" {fail "print follow-exec/global_i"} | |
128 | timeout {fail "(timeout) print follow-exec/global_i"} | |
129 | } | |
130 | send_gdb "print local_j\n" | |
131 | gdb_expect { | |
132 | -re ".* = 101.*$gdb_prompt $"\ | |
133 | {pass "print follow-exec/local_j"} | |
134 | -re "$gdb_prompt $" {fail "print follow-exec/local_j"} | |
135 | timeout {fail "(timeout) print follow-exec/local_j"} | |
136 | } | |
137 | send_gdb "print local_k\n" | |
138 | gdb_expect { | |
139 | -re ".* = 102.*$gdb_prompt $"\ | |
140 | {pass "print follow-exec/local_k"} | |
141 | -re "$gdb_prompt $" {fail "print follow-exec/local_k"} | |
142 | timeout {fail "(timeout) print follow-exec/local_k"} | |
143 | } | |
144 | ||
145 | # Try stepping through an execlp call, without catching it. | |
146 | # We should stop in execd-program, at its first statement. | |
147 | # | |
148 | send_gdb "next\n" | |
149 | gdb_expect { | |
6c95b8df | 150 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
151 | {pass "step through execlp call"} |
152 | -re "$gdb_prompt $" {fail "step through execlp call"} | |
153 | timeout {fail "(timeout) step through execlp call"} | |
154 | } | |
155 | ||
156 | # Verify that we can see the variables defined in the newly-exec'd | |
157 | # program, and CANNOT see those defined in the exec'ing program. | |
158 | # | |
159 | send_gdb "next\n" | |
160 | gdb_expect { | |
161 | -re "26.*printf.*$gdb_prompt $"\ | |
162 | {pass "step after execlp call"} | |
163 | -re "$gdb_prompt $" {fail "step after execlp call"} | |
164 | timeout {fail "(timeout) step after execlp call"} | |
165 | } | |
166 | send_gdb "print global_i\n" | |
167 | gdb_expect { | |
168 | -re ".* = 0.*$gdb_prompt $"\ | |
169 | {pass "print execd-program/global_i (after execlp)"} | |
170 | -re "$gdb_prompt $" {fail "print execd-program/global_i (after execlp)"} | |
171 | timeout {fail "(timeout) print execd-program/global_i (after execlp)"} | |
172 | } | |
173 | send_gdb "print local_j\n" | |
174 | gdb_expect { | |
175 | -re ".* = 2.*$gdb_prompt $"\ | |
176 | {pass "print execd-program/local_j (after execlp)"} | |
177 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execlp)"} | |
178 | timeout {fail "(timeout) print execd-program/local_j (after execlp)"} | |
179 | } | |
180 | send_gdb "print local_k\n" | |
181 | gdb_expect { | |
182 | -re "No symbol \"local_k\" in current context.*$gdb_prompt $"\ | |
183 | {pass "print follow-exec/local_k (after execlp)"} | |
184 | -re "$gdb_prompt $" {fail "print follow-exec/local_k (after execlp)"} | |
185 | timeout {fail "(timeout) print follow-exec/local_k (after execlp)"} | |
186 | } | |
187 | ||
188 | # Explicitly kill this program, or a subsequent rerun actually runs | |
189 | # the exec'd program, not the original program... | |
190 | zap_session | |
191 | ||
192 | # Start the program running, and stop at main. | |
193 | # | |
194 | if ![runto_main] then { | |
195 | perror "Couldn't run ${testfile} (2nd try)" | |
196 | return | |
197 | } | |
198 | ||
199 | # Verify that we can catch an exec event, and then continue | |
200 | # to follow through the exec. (Since there's a breakpoint on | |
201 | # "main", it'll also be transferred to the exec'd program, | |
202 | # and we expect to stop there.) | |
203 | # | |
204 | send_gdb "catch exec\n" | |
205 | gdb_expect { | |
206 | -re "Catchpoint .*(exec).*$gdb_prompt $"\ | |
207 | {pass "set catch exec"} | |
208 | -re "$gdb_prompt $" {fail "set catch exec"} | |
209 | timeout {fail "(timeout) set catch exec"} | |
210 | } | |
211 | ||
212 | # Verify that the catchpoint is mentioned in an "info breakpoints", | |
213 | # and further that the catchpoint mentions no program name. | |
214 | # | |
462f405c JB |
215 | set msg "info shows catchpoint without exec pathname" |
216 | gdb_test_multiple "info breakpoints" $msg { | |
217 | -re ".*catchpoint.*keep y.*exec\[\n\r\]+$gdb_prompt $" { | |
218 | pass $msg | |
219 | } | |
74cf1395 JM |
220 | } |
221 | ||
222 | # DTS CLLbs16760 | |
223 | # PA64 doesn't know about $START$ in dld.sl at this point. It should. | |
224 | # - Michael Coulter | |
a0b3c4fd | 225 | setup_xfail hppa2.0w-hp-hpux* CLLbs16760 |
74cf1395 JM |
226 | send_gdb "continue\n" |
227 | gdb_expect { | |
6c95b8df | 228 | -re ".*xecuting new program:.*${testfile2}.*Catchpoint .*(exec\'d .*${testfile2}).*in .*$gdb_prompt $"\ |
74cf1395 JM |
229 | {pass "hit catch exec"} |
230 | -re "$gdb_prompt $" {fail "hit catch exec"} | |
231 | timeout {fail "(timeout) hit catch exec"} | |
232 | } | |
233 | ||
234 | # DTS CLLbs16760 | |
235 | # test gets out of sync if previous test fails. | |
236 | gdb_test "bt" ".*" "sync up after possible failure 1" | |
237 | gdb_test "bt" "#0.*" "sync up after possible failure 2" | |
238 | ||
239 | # Verify that the catchpoint is mentioned in an "info breakpoints", | |
240 | # and further that the catchpoint managed to capture the exec'd | |
241 | # program's name. | |
242 | # | |
462f405c JB |
243 | set msg "info shows catchpoint exec pathname" |
244 | gdb_test_multiple "info breakpoints" $msg { | |
245 | -re ".*catchpoint.*keep y.*exec, program \".*${testfile2}\".*$gdb_prompt $" { | |
246 | pass $msg | |
247 | } | |
74cf1395 JM |
248 | } |
249 | ||
250 | # Verify that we can continue from the catchpoint, and land in the | |
251 | # main of the newly-exec'd program. | |
252 | # | |
253 | send_gdb "continue\n" | |
254 | gdb_expect { | |
255 | -re ".*${srcfile2}:23.*$gdb_prompt $"\ | |
256 | {pass "continue after hit catch exec"} | |
257 | -re "$gdb_prompt $" {fail "continue after hit catch exec"} | |
258 | timeout {fail "(timeout) continue after hit catch exec"} | |
259 | } | |
260 | ||
261 | # Explicitly kill this program, or a subsequent rerun actually runs | |
262 | # the exec'd program, not the original program... | |
263 | zap_session | |
264 | ||
265 | # Start the program running, and stop at main. | |
266 | # | |
267 | if ![runto_main] then { | |
268 | perror "Couldn't run ${testfile} (3rd try)" | |
269 | return | |
270 | } | |
271 | ||
272 | # Verify that we can follow through follow an execl() | |
273 | # call. (We must jump around earlier exec* calls.) | |
274 | # | |
275 | send_gdb "tbreak 27\n" | |
276 | gdb_expect { | |
18ac113b | 277 | -re "Temporary breakpoint .*file .*${srcfile}, line 27.*$gdb_prompt $"\ |
74cf1395 JM |
278 | {pass "prepare to jump to execl call"} |
279 | -re "$gdb_prompt $" {fail "prepare to jump to execl call"} | |
280 | timeout {fail "(timeout) prepare to jump to execl call"} | |
281 | } | |
282 | send_gdb "jump 27\n" | |
283 | gdb_expect { | |
284 | -re "main.* at .*${srcfile}:27.*$gdb_prompt $"\ | |
285 | {pass "jump to execl call"} | |
286 | -re "$gdb_prompt $" {fail "jump to execl call"} | |
287 | timeout {fail "(timeout) jump to execl call"} | |
288 | } | |
289 | # Note that stepping through an exec call causes the step-count | |
290 | # to be reset to zero. I.e.: you may specify "next 2" at the | |
291 | # call, but you'll actually stop at the first breakpoint set in | |
292 | # the newly-exec'd program, not after the remaining step-count | |
293 | # reaches zero. | |
294 | # | |
295 | send_gdb "next 2\n" | |
296 | gdb_expect { | |
6c95b8df | 297 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
298 | {pass "step through execl call"} |
299 | -re "$gdb_prompt $" {fail "step through execl call"} | |
300 | timeout {fail "(timeout) step through execl call"} | |
301 | } | |
302 | send_gdb "next\n" | |
303 | gdb_expect { | |
304 | -re "26.*printf.*$gdb_prompt $"\ | |
305 | {pass "step after execl call"} | |
306 | -re "$gdb_prompt $" {fail "step after execl call"} | |
307 | timeout {fail "(timeout) step after execl call"} | |
308 | } | |
309 | ||
310 | # Verify that we can print a local variable (which happens to be | |
311 | # assigned the value of main's argc). | |
312 | # | |
313 | send_gdb "print local_j\n" | |
314 | gdb_expect { | |
315 | -re ".* = 3.*$gdb_prompt $"\ | |
316 | {pass "print execd-program/local_j (after execl)"} | |
317 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execl)"} | |
318 | timeout {fail "(timeout) print execd-program/local_j (after execl)"} | |
319 | } | |
320 | ||
321 | # Explicitly kill this program, or a subsequent rerun actually runs | |
322 | # the exec'd program, not the original program... | |
323 | zap_session | |
324 | ||
325 | # Start the program running, and stop at main. | |
326 | # | |
327 | if ![runto_main] then { | |
328 | perror "Couldn't run ${testfile} (4th try)" | |
329 | return | |
330 | } | |
331 | ||
332 | # Verify that we can follow through follow an execv() | |
333 | # call. (We must jump around earlier exec* calls.) | |
334 | # | |
335 | send_gdb "tbreak 41\n" | |
336 | gdb_expect { | |
18ac113b | 337 | -re "Temporary breakpoint .*file .*${srcfile}, line 41.*$gdb_prompt $"\ |
74cf1395 JM |
338 | {pass "prepare to jump to execv call"} |
339 | -re "$gdb_prompt $" {fail "prepare to jump to execv call"} | |
340 | timeout {fail "(timeout) prepare to jump to execv call"} | |
341 | } | |
342 | send_gdb "jump 41\n" | |
343 | gdb_expect { | |
344 | -re "main.* at .*${srcfile}:41.*$gdb_prompt $"\ | |
345 | {pass "jump to execv call"} | |
346 | -re "$gdb_prompt $" {fail "jump to execv call"} | |
347 | timeout {fail "(timeout) jump to execv call"} | |
348 | } | |
349 | send_gdb "next\n" | |
350 | gdb_expect { | |
6c95b8df | 351 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
352 | {pass "step through execv call"} |
353 | -re "$gdb_prompt $" {fail "step through execv call"} | |
354 | timeout {fail "(timeout) step through execv call"} | |
355 | } | |
356 | send_gdb "next\n" | |
357 | gdb_expect { | |
358 | -re "26.*printf.*$gdb_prompt $"\ | |
359 | {pass "step after execv call"} | |
360 | -re "$gdb_prompt $" {fail "step after execv call"} | |
361 | timeout {fail "(timeout) step after execv call"} | |
362 | } | |
363 | ||
364 | # Verify that we can print a local variable (which happens to be | |
365 | # assigned the value of main's argc). | |
366 | # | |
367 | send_gdb "print local_j\n" | |
368 | gdb_expect { | |
369 | -re ".* = 2.*$gdb_prompt $"\ | |
370 | {pass "print execd-program/local_j (after execv)"} | |
371 | -re "$gdb_prompt $" {fail "print execd-program/local_j (after execv)"} | |
372 | timeout {fail "(timeout) print execd-program/local_j (after execv)"} | |
373 | } | |
374 | ||
375 | # Explicitly kill this program, or a subsequent rerun actually runs | |
376 | # the exec'd program, not the original program... | |
377 | zap_session | |
378 | ||
379 | # Start the program running, and stop at main. | |
380 | # | |
381 | if ![runto_main] then { | |
382 | perror "Couldn't run ${testfile} (5th try)" | |
383 | return | |
384 | } | |
385 | ||
386 | # Verify that we can just continue and thereby follow through an | |
387 | # exec call. (Since the breakpoint on "main" is reset, we should | |
388 | # just stop in main of the newly-exec'd program.) | |
389 | # | |
390 | send_gdb "continue\n" | |
391 | gdb_expect { | |
6c95b8df | 392 | -re ".*xecuting new program: .*${testfile2}.*${srcfile2}:23.*int local_j = argc;.*$gdb_prompt $"\ |
74cf1395 JM |
393 | {pass "continue through exec"} |
394 | -re "$gdb_prompt $" {fail "continue through exec"} | |
395 | timeout {fail "(timeout) continue through exec"} | |
396 | } | |
397 | } | |
398 | ||
399 | # Start with a fresh gdb | |
400 | ||
401 | gdb_exit | |
402 | gdb_start | |
403 | gdb_reinitialize_dir $srcdir/$subdir | |
404 | gdb_load ${binfile} | |
405 | ||
406 | ||
407 | # This is a test of gdb's ability to follow a process through a | |
408 | # Unix exec() system call. | |
409 | # | |
410 | do_exec_tests | |
411 | ||
412 | return 0 |