| # Copyright 1997, 1999, 2002 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| # Please email any bugs, comments, and/or additions to this file to: |
| # bug-gdb@prep.ai.mit.edu |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| set prms_id 0 |
| set bug_id 0 |
| |
| # On HP-UX 11.0, this test is causing a process running the program |
| # "attach" to be left around spinning. Until we figure out why, I am |
| # commenting out the test to avoid polluting tiamat (our 11.0 nightly |
| # test machine) with these processes. RT |
| # |
| # Setting the magic bit in the target app should work. I added a |
| # "kill", and also a test for the R3 register warning. JB |
| if { [istarget "hppa*-*-hpux*"] } { |
| return 0 |
| } |
| |
| # are we on a target board |
| if [is_remote target] then { |
| return 0 |
| } |
| |
| set testfile "attach" |
| set srcfile ${testfile}.c |
| set srcfile2 ${testfile}2.c |
| set binfile ${objdir}/${subdir}/${testfile} |
| set binfile2 ${objdir}/${subdir}/${testfile}2 |
| set cleanupfile ${objdir}/${subdir}/${testfile}.awk |
| |
| #execute_anywhere "rm -f ${binfile} ${binfile2}" |
| remote_exec build "rm -f ${binfile} ${binfile2}" |
| # For debugging this test |
| # |
| #log_user 1 |
| |
| # Clean out any old files from past runs. |
| # |
| remote_exec build "${cleanupfile}" |
| |
| # build the first test case |
| # |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
| } |
| |
| # Build the in-system-call test |
| |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } { |
| gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
| } |
| |
| if [get_compiler_info ${binfile}] { |
| return -1 |
| } |
| |
| proc do_attach_tests {} { |
| global gdb_prompt |
| global binfile |
| global srcfile |
| global testfile |
| global objdir |
| global subdir |
| global timeout |
| |
| # Start the program running and then wait for a bit, to be sure |
| # that it can be attached to. |
| # |
| set testpid [eval exec $binfile &] |
| exec sleep 2 |
| |
| # Verify that we cannot attach to nonsense. |
| # |
| send_gdb "attach abc\n" |
| gdb_expect { |
| -re ".*Illegal process-id: abc.*$gdb_prompt $"\ |
| {pass "attach to nonsense is prohibited"} |
| -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $"\ |
| { |
| # Response expected from /proc-based systems. |
| pass "attach to nonsense is prohibited" |
| } |
| -re "Attaching to.*$gdb_prompt $"\ |
| {fail "attach to nonsense is prohibited (bogus pid allowed)"} |
| -re "$gdb_prompt $" {fail "attach to nonsense is prohibited"} |
| timeout {fail "(timeout) attach to nonsense is prohibited"} |
| } |
| |
| # Verify that we cannot attach to what appears to be a valid |
| # process ID, but is a process that doesn't exist. (I don't |
| # believe any process is ever assigned #0, at least on HPUX.) |
| # |
| send_gdb "attach 0\n" |
| gdb_expect { |
| -re "Attaching to.*, process 0.*No such process.*$gdb_prompt $"\ |
| { |
| # Response expected on HP-UX 10.20 (i.e., ptrace-based). |
| pass "attach to nonexistent process is prohibited" |
| } |
| -re "Attaching to.*, process 0 failed.*Hint.*$gdb_prompt $"\ |
| { |
| # Response expected on HP-UX 11.0 (i.e., ttrace-based). |
| pass "attach to nonexistent process is prohibited" |
| } |
| -re "Attaching to.*, process 0.*denied.*$gdb_prompt $"\ |
| {pass "attach to nonexistent process is prohibited"} |
| -re "Attaching to.*, process .*couldn't open /proc file.*$gdb_prompt $"\ |
| { |
| # Response expected from /proc-based systems. |
| pass "attach to nonexistent process is prohibited" |
| } |
| -re "$gdb_prompt $" {fail "attach to nonexistent process is prohibited"} |
| timeout {fail "(timeout) attach to nonexistent process is prohibited"} |
| } |
| |
| # Verify that we can attach to the process by first giving its |
| # executable name via the file command, and using attach with |
| # the process ID. |
| # |
| # (Actually, the test system appears to do this automatically |
| # for us. So, we must also be prepared to be asked if we want |
| # to discard an existing set of symbols.) |
| # |
| send_gdb "file $binfile\n" |
| gdb_expect { |
| -re "Load new symbol table from.*y or n.*$" { |
| send_gdb "y\n" |
| gdb_expect { |
| -re "Reading symbols from $binfile\.\.\.*done.*$gdb_prompt $"\ |
| {pass "(re)set file, before attach1"} |
| -re "$gdb_prompt $" {fail "(re)set file, before attach1"} |
| timeout {fail "(timeout) (re)set file, before attach1"} |
| } |
| } |
| -re "Reading symbols from $binfile\.\.\.*done.*$gdb_prompt $"\ |
| {pass "set file, before attach1"} |
| -re "$gdb_prompt $" {fail "set file, before attach1"} |
| timeout {fail "(timeout) set file, before attach1"} |
| } |
| |
| send_gdb "attach $testpid\n" |
| gdb_expect { |
| -re "Attaching to program.*`?$binfile'?, process $testpid.*main.*at .*$srcfile:.*$gdb_prompt $"\ |
| {pass "attach1, after setting file"} |
| -re "$gdb_prompt $" {fail "attach1, after setting file"} |
| timeout {fail "(timeout) attach1, after setting file"} |
| } |
| |
| # Verify that we can "see" the variable "should_exit" in the |
| # program, and that it is zero. |
| # |
| send_gdb "print should_exit\n" |
| gdb_expect { |
| -re ".* = 0.*$gdb_prompt $"\ |
| {pass "after attach1, print should_exit"} |
| -re "$gdb_prompt $" {fail "after attach1, print should_exit"} |
| timeout {fail "(timeout) after attach1, print should_exit"} |
| } |
| |
| # Detach the process. |
| # |
| send_gdb "detach\n" |
| gdb_expect { |
| -re "Detaching from program: .*$binfile.*$gdb_prompt $"\ |
| {pass "attach1 detach"} |
| -re "$gdb_prompt $" {fail "attach1 detach"} |
| timeout {fail "(timeout) attach1 detach"} |
| } |
| |
| # Wait a bit for gdb to finish detaching |
| # |
| exec sleep 5 |
| |
| # Purge the symbols from gdb's brain. (We want to be certain |
| # the next attach, which won't be preceded by a "file" command, |
| # is really getting the executable file without our help.) |
| # |
| set old_timeout $timeout |
| set timeout 15 |
| send_gdb "file\n" |
| gdb_expect { |
| -re ".*gdb internal error.*$" { |
| fail "Internal error, prob. Memory corruption" |
| } |
| -re "No executable file now.*Discard symbol table.*y or n.*$" { |
| send_gdb "y\n" |
| gdb_expect { |
| -re "No symbol file now.*$gdb_prompt $"\ |
| {pass "attach1, purging symbols after detach"} |
| -re "$gdb_prompt $" {fail "attach1, purging symbols after detach"} |
| timeout {fail "(timeout) attach1, purging symbols after detach"} |
| } |
| } |
| -re "$gdb_prompt $" {fail "attach1, purging file after detach"} |
| timeout { |
| fail "(timeout) attach1, purging file after detach" |
| } |
| } |
| set timeout $old_timeout |
| |
| # Verify that we can attach to the process just by giving the |
| # process ID. |
| # |
| send_gdb "attach $testpid\n" |
| gdb_expect { |
| -re "Attaching to process $testpid.*Reading symbols from $binfile.*main.*at .*$gdb_prompt $"\ |
| {pass "attach2"} |
| -re "$gdb_prompt $" {fail "attach2"} |
| timeout {fail "(timeout) attach2"} |
| } |
| |
| # Verify that we can modify the variable "should_exit" in the |
| # program. |
| # |
| send_gdb "set should_exit=1\n" |
| gdb_expect { |
| -re "$gdb_prompt $" {pass "after attach2, set should_exit"} |
| timeout {fail "(timeout) after attach2, set should_exit"} |
| } |
| |
| # Verify that the modification really happened. |
| # |
| send_gdb "tbreak 19\n" |
| gdb_expect { |
| -re "Breakpoint .*at.*$srcfile, line 19.*$gdb_prompt $"\ |
| {pass "after attach2, set tbreak postloop"} |
| -re "$gdb_prompt $" {fail "after attach2, set tbreak postloop"} |
| timeout {fail "(timeout) after attach2, set tbreak postloop"} |
| } |
| send_gdb "continue\n" |
| gdb_expect { |
| -re "main.*at.*$srcfile:19.*$gdb_prompt $"\ |
| {pass "after attach2, reach tbreak postloop"} |
| -re "$gdb_prompt $" {fail "after attach2, reach tbreak postloop"} |
| timeout {fail "(timeout) after attach2, reach tbreak postloop"} |
| } |
| |
| # Allow the test process to exit, to cleanup after ourselves. |
| # |
| send_gdb "continue\n" |
| gdb_expect { |
| -re "Program exited normally.*$gdb_prompt $"\ |
| {pass "after attach2, exit"} |
| -re "$gdb_prompt $" {fail "after attach2, exit"} |
| timeout {fail "(timeout) after attach2, exit"} |
| } |
| |
| # Make sure we don't leave a process around to confuse |
| # the next test run (and prevent the compile by keeping |
| # the text file busy), in case the "set should_exit" didn't |
| # work. |
| # |
| remote_exec build "kill -9 ${testpid}" |
| # Start the program running and then wait for a bit, to be sure |
| # that it can be attached to. |
| # |
| set testpid [eval exec $binfile &] |
| exec sleep 2 |
| |
| # Verify that we can attach to the process, and find its a.out |
| # when we're cd'd to some directory that doesn't contain the |
| # a.out. (We use the source path set by the "dir" command.) |
| # |
| send_gdb "dir ${objdir}/${subdir}\n" |
| gdb_expect { |
| -re ".*Source directories searched: .*$gdb_prompt $"\ |
| {pass "set source path"} |
| -re "$gdb_prompt $" {fail "set source path"} |
| timeout {fail "(timeout) set source path"} |
| } |
| |
| send_gdb "cd /tmp\n" |
| gdb_expect { |
| -re ".*Working directory /tmp.*$gdb_prompt $"\ |
| {pass "cd away from process' a.out"} |
| -re "$gdb_prompt $" {fail "cd away from process' a.out"} |
| timeout {fail "(timeout) cd away from process' a.out"} |
| } |
| |
| # Explicitly flush out any knowledge of the previous attachment. |
| send_gdb "symbol\n" |
| gdb_expect { |
| -re ".*Discard symbol table from.*y or n. $"\ |
| {send_gdb "y\n" |
| gdb_expect { |
| -re ".*No symbol file now.*$gdb_prompt $"\ |
| {pass "before attach3, flush symbols"} |
| -re "$gdb_prompt $" {fail "before attach3, flush symbols"} |
| timeout {fail "(timeout) before attach3, flush symbols"} |
| } |
| } |
| -re ".*No symbol file now.*$gdb_prompt $"\ |
| {pass "before attach3, flush symbols"} |
| -re "$gdb_prompt $" {fail "before attach3, flush symbols"} |
| timeout {fail "(timeout) before attach3, flush symbols"} |
| } |
| send_gdb "exec\n" |
| gdb_expect { |
| -re ".*No executable file now.*$gdb_prompt $"\ |
| {pass "before attach3, flush exec"} |
| -re "$gdb_prompt $" {fail "before attach3, flush exec"} |
| timeout {fail "(timeout) before attach3, flush exec"} |
| } |
| |
| send_gdb "attach $testpid\n" |
| gdb_expect { |
| -re "Attaching to process $testpid.*Reading symbols from $binfile.*main.*at .*$gdb_prompt $"\ |
| {pass "attach when process' a.out not in cwd"} |
| -re "$gdb_prompt $" {fail "attach when process' a.out not in cwd"} |
| timeout {fail "(timeout) attach when process' a.out not in cwd"} |
| } |
| |
| send_gdb "kill\n" |
| gdb_expect { |
| -re ".*Kill the program being debugged.*y or n. $"\ |
| {send_gdb "y\n" |
| gdb_expect { |
| -re "$gdb_prompt $" {pass "after attach3, exit"} |
| timeout {fail "(timeout) after attach3, exit"} |
| } |
| } |
| -re "$gdb_prompt $" {fail "after attach3, exit"} |
| timeout {fail "(timeout) after attach3, exit"} |
| } |
| } |
| |
| proc do_call_attach_tests {} { |
| global gdb_prompt |
| global binfile2 |
| |
| # Start the program running and then wait for a bit, to be sure |
| # that it can be attached to. |
| # |
| set testpid [eval exec $binfile2 &] |
| exec sleep 2 |
| |
| # Attach |
| # |
| gdb_test "file $binfile2" ".*" "force switch to gdb64, if necessary" |
| send_gdb "attach $testpid\n" |
| gdb_expect { |
| -re ".*warning: reading register.*I.*O error.*$gdb_prompt $" { |
| fail "attach call, read register 3 error" |
| } |
| -re "Attaching to.*process $testpid.*libc.*$gdb_prompt $" { |
| pass "attach call" |
| } |
| -re "$gdb_prompt $" {fail "attach call"} |
| timeout {fail "(timeout) attach call"} |
| } |
| |
| # See if other registers are problems |
| # |
| send_gdb "i r r3\n" |
| gdb_expect { |
| -re ".*warning: reading register.*$gdb_prompt $" { |
| pass "CHFts23490: known bug" |
| } |
| -re ".*r3.*$gdb_prompt $" { |
| pass "Bug fixed, Yayyy!" |
| } |
| timeout { fail "timeout on info reg" } |
| } |
| |
| # Get rid of the process |
| # |
| gdb_test "p should_exit = 1" ".*" |
| gdb_test "c" ".*Program exited normally.*" |
| |
| # Be paranoid |
| # |
| remote_exec build "kill -9 ${testpid}" |
| |
| } |
| |
| |
| # Start with a fresh gdb |
| # |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| # This is a test of gdb's ability to attach to a running process. |
| # |
| do_attach_tests |
| |
| # Test attaching when the target is inside a system call |
| # |
| gdb_exit |
| gdb_start |
| |
| gdb_reinitialize_dir $srcdir/$subdir |
| do_call_attach_tests |
| |
| return 0 |