| 1 |
24 |
jeremybenn |
# Copyright 1997, 1999, 2002, 2003, 2004, 2007, 2008
|
| 2 |
|
|
# Free Software Foundation, Inc.
|
| 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
|
| 6 |
|
|
# the Free Software Foundation; either version 3 of the License, or
|
| 7 |
|
|
# (at your option) any later version.
|
| 8 |
|
|
#
|
| 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.
|
| 13 |
|
|
#
|
| 14 |
|
|
# You should have received a copy of the GNU General Public License
|
| 15 |
|
|
# along with this program. If not, see . */
|
| 16 |
|
|
|
| 17 |
|
|
if $tracelevel then {
|
| 18 |
|
|
strace $tracelevel
|
| 19 |
|
|
}
|
| 20 |
|
|
|
| 21 |
|
|
set prms_id 0
|
| 22 |
|
|
set bug_id 0
|
| 23 |
|
|
|
| 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 |
|
|
}
|
| 34 |
|
|
|
| 35 |
|
|
# On SPU, this test currently fails because "sleep" is not supported.
|
| 36 |
|
|
if { [istarget "spu*-*-*"] } {
|
| 37 |
|
|
return 0
|
| 38 |
|
|
}
|
| 39 |
|
|
|
| 40 |
|
|
# are we on a target board
|
| 41 |
|
|
if [is_remote target] then {
|
| 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
|
| 50 |
|
|
set escapedbinfile [string_to_regexp ${objdir}/${subdir}/${testfile}]
|
| 51 |
|
|
|
| 52 |
|
|
#execute_anywhere "rm -f ${binfile} ${binfile2}"
|
| 53 |
|
|
remote_exec build "rm -f ${binfile} ${binfile2}"
|
| 54 |
|
|
# For debugging this test
|
| 55 |
|
|
#
|
| 56 |
|
|
#log_user 1
|
| 57 |
|
|
|
| 58 |
|
|
# build the first test case
|
| 59 |
|
|
#
|
| 60 |
|
|
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
|
| 61 |
|
|
untested attach.exp
|
| 62 |
|
|
return -1
|
| 63 |
|
|
}
|
| 64 |
|
|
|
| 65 |
|
|
# Build the in-system-call test
|
| 66 |
|
|
|
| 67 |
|
|
if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } {
|
| 68 |
|
|
untested attach.exp
|
| 69 |
|
|
return -1
|
| 70 |
|
|
}
|
| 71 |
|
|
|
| 72 |
|
|
if [get_compiler_info ${binfile}] {
|
| 73 |
|
|
return -1
|
| 74 |
|
|
}
|
| 75 |
|
|
|
| 76 |
|
|
proc do_attach_tests {} {
|
| 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 == $testpid) print \$4; }" ]
|
| 95 |
|
|
}
|
| 96 |
|
|
|
| 97 |
|
|
# Verify that we cannot attach to nonsense.
|
| 98 |
|
|
|
| 99 |
|
|
set test "attach to nonsense is prohibited"
|
| 100 |
|
|
gdb_test_multiple "attach abc" "$test" {
|
| 101 |
|
|
-re "Illegal process-id: abc.*$gdb_prompt $" {
|
| 102 |
|
|
pass "$test"
|
| 103 |
|
|
}
|
| 104 |
|
|
-re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" {
|
| 105 |
|
|
# Response expected from /proc-based systems.
|
| 106 |
|
|
pass "$test"
|
| 107 |
|
|
}
|
| 108 |
|
|
-re "Can't attach to process..*$gdb_prompt $" {
|
| 109 |
|
|
# Response expected on Cygwin
|
| 110 |
|
|
pass "$test"
|
| 111 |
|
|
}
|
| 112 |
|
|
-re "Attaching to.*$gdb_prompt $" {
|
| 113 |
|
|
fail "$test (bogus pid allowed)"
|
| 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 |
|
|
}
|
| 129 |
|
|
set test "attach to nonexistent process is prohibited"
|
| 130 |
|
|
gdb_test_multiple "attach $boguspid" "$test" {
|
| 131 |
|
|
-re "Attaching to.*, process $boguspid.*No such process.*$gdb_prompt $" {
|
| 132 |
|
|
# Response expected on ptrace-based systems (i.e. HP-UX 10.20).
|
| 133 |
|
|
pass "$test"
|
| 134 |
|
|
}
|
| 135 |
|
|
-re "Attaching to.*, process $boguspid failed.*Hint.*$gdb_prompt $" {
|
| 136 |
|
|
# Response expected on ttrace-based systems (i.e. HP-UX 11.0).
|
| 137 |
|
|
pass "$test"
|
| 138 |
|
|
}
|
| 139 |
|
|
-re "Attaching to.*, process $boguspid.*denied.*$gdb_prompt $" {
|
| 140 |
|
|
pass "$test"
|
| 141 |
|
|
}
|
| 142 |
|
|
-re "Attaching to.*, process $boguspid.*not permitted.*$gdb_prompt $" {
|
| 143 |
|
|
pass "$test"
|
| 144 |
|
|
}
|
| 145 |
|
|
-re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $" {
|
| 146 |
|
|
# Response expected from /proc-based systems.
|
| 147 |
|
|
pass "$test"
|
| 148 |
|
|
}
|
| 149 |
|
|
-re "Can't attach to process..*$gdb_prompt $" {
|
| 150 |
|
|
# Response expected on Cygwin
|
| 151 |
|
|
pass "$test"
|
| 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 |
|
|
|
| 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)"
|
| 168 |
|
|
}
|
| 169 |
|
|
-re "Reading symbols from $escapedbinfile\.\.\.*done.*$gdb_prompt $" {
|
| 170 |
|
|
pass "$test"
|
| 171 |
|
|
}
|
| 172 |
|
|
}
|
| 173 |
|
|
|
| 174 |
|
|
set test "attach1, after setting file"
|
| 175 |
|
|
gdb_test_multiple "attach $testpid" "$test" {
|
| 176 |
|
|
-re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $" {
|
| 177 |
|
|
pass "$test"
|
| 178 |
|
|
}
|
| 179 |
|
|
-re "Attaching to program.*`?$escapedbinfile\.exe'?, process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" {
|
| 180 |
|
|
# Response expected on Cygwin
|
| 181 |
|
|
pass "$test"
|
| 182 |
|
|
}
|
| 183 |
|
|
}
|
| 184 |
|
|
|
| 185 |
|
|
# Verify that we can "see" the variable "should_exit" in the
|
| 186 |
|
|
# program, and that it is zero.
|
| 187 |
|
|
|
| 188 |
|
|
gdb_test "print should_exit" " = 0" "after attach1, print should_exit"
|
| 189 |
|
|
|
| 190 |
|
|
# Detach the process.
|
| 191 |
|
|
|
| 192 |
|
|
gdb_test "detach" \
|
| 193 |
|
|
"Detaching from program: .*$escapedbinfile, process $testpid" \
|
| 194 |
|
|
"attach1 detach"
|
| 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 $timeout
|
| 205 |
|
|
set timeout 15
|
| 206 |
|
|
set test "attach1, purging symbols after detach"
|
| 207 |
|
|
gdb_test_multiple "file" "$test" {
|
| 208 |
|
|
-re "No executable file now.*Discard symbol table.*y or n. $" {
|
| 209 |
|
|
gdb_test "y" "No symbol file now." "$test"
|
| 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 |
|
|
|
| 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. $" {
|
| 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.
|
| 224 |
|
|
gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." \
|
| 225 |
|
|
"$test (reset file)"
|
| 226 |
|
|
}
|
| 227 |
|
|
-re "Attaching to process $testpid.*Reading symbols from $escapedbinfile.*main.*at .*$gdb_prompt $" {
|
| 228 |
|
|
pass "$test"
|
| 229 |
|
|
}
|
| 230 |
|
|
}
|
| 231 |
|
|
|
| 232 |
|
|
# Verify that we can modify the variable "should_exit" in the
|
| 233 |
|
|
# program.
|
| 234 |
|
|
|
| 235 |
|
|
gdb_test "set should_exit=1" "" "after attach2, set should_exit"
|
| 236 |
|
|
|
| 237 |
|
|
# Verify that the modification really happened.
|
| 238 |
|
|
|
| 239 |
|
|
send_gdb "tbreak 19\n"
|
| 240 |
|
|
gdb_expect {
|
| 241 |
|
|
-re "Breakpoint .*at.*$srcfile, line 19.*$gdb_prompt $" {
|
| 242 |
|
|
pass "after attach2, set tbreak postloop"
|
| 243 |
|
|
}
|
| 244 |
|
|
-re "$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 |
|
|
|
| 266 |
|
|
gdb_test "continue" "Program exited normally." "after attach2, exit"
|
| 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}"
|
| 274 |
|
|
|
| 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 |
|
|
|
| 290 |
|
|
gdb_test "dir ${objdir}/${subdir}" "Source directories searched: .*" \
|
| 291 |
|
|
"set source path"
|
| 292 |
|
|
|
| 293 |
|
|
gdb_test "cd /tmp" "Working directory /tmp." \
|
| 294 |
|
|
"cd away from process working directory"
|
| 295 |
|
|
|
| 296 |
|
|
# Explicitly flush out any knowledge of the previous attachment.
|
| 297 |
|
|
|
| 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"
|
| 303 |
|
|
}
|
| 304 |
|
|
-re "No symbol file now.*$gdb_prompt $" {
|
| 305 |
|
|
pass "$test"
|
| 306 |
|
|
}
|
| 307 |
|
|
}
|
| 308 |
|
|
|
| 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"
|
| 320 |
|
|
}
|
| 321 |
|
|
}
|
| 322 |
|
|
|
| 323 |
|
|
# Another "don't leave a process around"
|
| 324 |
|
|
remote_exec build "kill -9 ${testpid}"
|
| 325 |
|
|
}
|
| 326 |
|
|
|
| 327 |
|
|
proc do_call_attach_tests {} {
|
| 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.
|
| 333 |
|
|
|
| 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 |
|
|
|
| 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)"
|
| 349 |
|
|
}
|
| 350 |
|
|
-re "Attaching to.*process $testpid.*libc.*$gdb_prompt $" {
|
| 351 |
|
|
pass "$test"
|
| 352 |
|
|
}
|
| 353 |
|
|
-re "Attaching to.*process $testpid.*\[Switching to thread $testpid\..*\].*$gdb_prompt $" {
|
| 354 |
|
|
pass "$test"
|
| 355 |
|
|
}
|
| 356 |
|
|
}
|
| 357 |
|
|
|
| 358 |
|
|
# See if other registers are problems
|
| 359 |
|
|
|
| 360 |
|
|
set test "info other register"
|
| 361 |
|
|
gdb_test_multiple "i r r3" "$test" {
|
| 362 |
|
|
-re "warning: reading register.*$gdb_prompt $" {
|
| 363 |
|
|
fail "$test"
|
| 364 |
|
|
}
|
| 365 |
|
|
-re "r3.*$gdb_prompt $" {
|
| 366 |
|
|
pass "$test"
|
| 367 |
|
|
}
|
| 368 |
|
|
}
|
| 369 |
|
|
|
| 370 |
|
|
# Get rid of the process
|
| 371 |
|
|
|
| 372 |
|
|
gdb_test "p should_exit = 1"
|
| 373 |
|
|
gdb_test "c" "Program exited normally."
|
| 374 |
|
|
|
| 375 |
|
|
# Be paranoid
|
| 376 |
|
|
|
| 377 |
|
|
remote_exec build "kill -9 ${testpid}"
|
| 378 |
|
|
}
|
| 379 |
|
|
|
| 380 |
|
|
|
| 381 |
|
|
# Start with a fresh gdb
|
| 382 |
|
|
|
| 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.
|
| 389 |
|
|
|
| 390 |
|
|
do_attach_tests
|
| 391 |
|
|
|
| 392 |
|
|
# Test attaching when the target is inside a system call
|
| 393 |
|
|
|
| 394 |
|
|
gdb_exit
|
| 395 |
|
|
gdb_start
|
| 396 |
|
|
|
| 397 |
|
|
gdb_reinitialize_dir $srcdir/$subdir
|
| 398 |
|
|
do_call_attach_tests
|
| 399 |
|
|
|
| 400 |
|
|
return 0
|
