| # Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2007, 2008 |
| # 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 3 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, see <http://www.gnu.org/licenses/>. |
| |
| # Please email any bugs, comments, and/or additions to this file to: |
| # bug-gdb@prep.ai.mit.edu |
| |
| # This file was written by Fred Fish. (fnf@cygnus.com) |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| set prms_id 0 |
| set bug_id 0 |
| |
| # are we on a target board |
| if ![isnative] then { |
| return |
| } |
| |
| set testfile "coremaker" |
| set srcfile ${testfile}.c |
| set binfile ${objdir}/${subdir}/${testfile} |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| untested corefile.exp |
| return -1 |
| } |
| |
| # Create and source the file that provides information about the compiler |
| # used to compile the test case. |
| if [get_compiler_info ${binfile}] { |
| return -1; |
| } |
| |
| # Create a core file named "corefile" rather than just "core", to |
| # avoid problems with sys admin types that like to regularly prune all |
| # files named "core" from the system. |
| # |
| # Arbitrarily try setting the core size limit to "unlimited" since |
| # this does not hurt on systems where the command does not work and |
| # allows us to generate a core on systems where it does. |
| # |
| # Some systems append "core" to the name of the program; others append |
| # the name of the program to "core"; still others (like Linux, as of |
| # May 2003) create cores named "core.PID". In the latter case, we |
| # could have many core files lying around, and it may be difficult to |
| # tell which one is ours, so let's run the program in a subdirectory. |
| set found 0 |
| set coredir "${objdir}/${subdir}/coredir.[getpid]" |
| file mkdir $coredir |
| catch "system \"(cd ${coredir}; ulimit -c unlimited; ${binfile}; true) >/dev/null 2>&1\"" |
| # remote_exec host "${binfile}" |
| foreach i "${coredir}/core ${coredir}/core.coremaker.c ${binfile}.core" { |
| if [remote_file build exists $i] { |
| remote_exec build "mv $i ${objdir}/${subdir}/corefile" |
| set found 1 |
| } |
| } |
| # Check for "core.PID". |
| if { $found == 0 } { |
| set names [glob -nocomplain -directory $coredir core.*] |
| if {[llength $names] == 1} { |
| set corefile [file join $coredir [lindex $names 0]] |
| remote_exec build "mv $corefile ${objdir}/${subdir}/corefile" |
| set found 1 |
| } |
| } |
| if { $found == 0 } { |
| # The braindamaged HPUX shell quits after the ulimit -c above |
| # without executing ${binfile}. So we try again without the |
| # ulimit here if we didn't find a core file above. |
| # Oh, I should mention that any "braindamaged" non-Unix system has |
| # the same problem. I like the cd bit too, it's really neat'n stuff. |
| catch "system \"(cd ${objdir}/${subdir}; ${binfile}; true) >/dev/null 2>&1\"" |
| foreach i "${objdir}/${subdir}/core ${objdir}/${subdir}/core.coremaker.c ${binfile}.core" { |
| if [remote_file build exists $i] { |
| remote_exec build "mv $i ${objdir}/${subdir}/corefile" |
| set found 1 |
| } |
| } |
| } |
| |
| # Try to clean up after ourselves. |
| remote_file build delete [file join $coredir coremmap.data] |
| remote_exec build "rmdir $coredir" |
| |
| if { $found == 0 } { |
| warning "can't generate a core file - core tests suppressed - check ulimit -c" |
| return 0 |
| } |
| |
| # |
| # Test that we can simply startup with a "-core=corefile" command line arg |
| # and recognize that the core file is a valid, usable core file. |
| # To do this, we must shutdown the currently running gdb and restart |
| # with the -core args. We can't use gdb_start because it looks for |
| # the first gdb prompt, and the message we are looking for occurs |
| # before the first prompt. Also, we can't include GDBFLAGS because |
| # if it is empty, this confuses gdb with an empty argument that it |
| # grumbles about (said grumbling currently being ignored in gdb_start). |
| # **FIXME** |
| # |
| # Another problem is that on some systems (solaris for example), there |
| # is apparently a limit on the length of a fully specified path to |
| # the coremaker executable, at about 80 chars. For this case, consider |
| # it a pass, but note that the program name is bad. |
| |
| gdb_exit |
| if $verbose>1 then { |
| send_user "Spawning $GDB -nw $GDBFLAGS -core=$objdir/$subdir/corefile\n" |
| } |
| |
| set oldtimeout $timeout |
| set timeout [expr "$timeout + 60"] |
| verbose "Timeout is now $timeout seconds" 2 |
| eval "spawn $GDB -nw $GDBFLAGS -core=$objdir/$subdir/corefile" |
| expect { |
| -re "Couldn't find .* registers in core file.*$gdb_prompt $" { |
| fail "args: -core=corefile (couldn't find regs)" |
| } |
| -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "args: -core=corefile" |
| } |
| -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "args: -core=corefile (with bad program name)" |
| } |
| -re ".*registers from core file: File in wrong format.* $" { |
| fail "args: -core=corefile (could not read registers from core file)" |
| } |
| -re ".*$gdb_prompt $" { fail "args: -core=corefile" } |
| timeout { fail "(timeout) starting with -core" } |
| } |
| |
| |
| # |
| # Test that startup with both an executable file and -core argument. |
| # See previous comments above, they are still applicable. |
| # |
| |
| close; |
| |
| if $verbose>1 then { |
| send_user "Spawning $GDB -nw $GDBFLAGS $binfile -core=$objdir/$subdir/corefile\n" |
| } |
| |
| |
| eval "spawn $GDB -nw $GDBFLAGS $binfile -core=$objdir/$subdir/corefile"; |
| expect { |
| -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "args: execfile -core=corefile" |
| } |
| -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "args: execfile -core=corefile (with bad program name)" |
| } |
| -re ".*registers from core file: File in wrong format.* $" { |
| fail "args: execfile -core=corefile (could not read registers from core file)" |
| } |
| -re ".*$gdb_prompt $" { fail "args: execfile -core=corefile" } |
| timeout { fail "(timeout) starting with -core" } |
| } |
| set timeout $oldtimeout |
| verbose "Timeout is now $timeout seconds" 2 |
| |
| close; |
| |
| # Now restart normally. |
| |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| # Test basic corefile recognition via core-file command. |
| |
| send_gdb "core-file $objdir/$subdir/corefile\n" |
| gdb_expect { |
| -re ".* program is being debugged already.*y or n. $" { |
| # gdb_load may connect us to a gdbserver. |
| send_gdb "y\n" |
| exp_continue; |
| } |
| -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "core-file command" |
| } |
| -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| pass "core-file command (with bad program name)" |
| } |
| -re ".*registers from core file: File in wrong format.* $" { |
| fail "core-file command (could not read registers from core file)" |
| } |
| -re ".*$gdb_prompt $" { fail "core-file command" } |
| timeout { fail "(timeout) core-file command" } |
| } |
| |
| # Test correct mapping of corefile sections by printing some variables. |
| |
| gdb_test "print coremaker_data" "\\\$$decimal = 202" |
| gdb_test "print coremaker_bss" "\\\$$decimal = 10" |
| gdb_test "print coremaker_ro" "\\\$$decimal = 201" |
| |
| gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}" |
| |
| # Somehow we better test the ability to read the registers out of the core |
| # file correctly. I don't think the other tests do this. |
| |
| gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp" |
| gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp" |
| |
| # Test ability to read mmap'd data |
| |
| gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file" |
| setup_xfail "*-*-sunos*" "*-*-ultrix*" "*-*-aix*" |
| set test "accessing mmapped data in core file" |
| gdb_test_multiple "x/8bd buf2" "$test" { |
| -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { |
| pass "$test" |
| } |
| -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
| fail "$test (mapping failed at runtime)" |
| } |
| -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { |
| fail "$test (mapping address not found in core file)" |
| } |
| } |
| |
| # test reinit_frame_cache |
| |
| gdb_load ${binfile} |
| gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp (reinit)" |
| |
| gdb_test "core" "No core file now." |