230 lines
8.0 KiB
Plaintext
230 lines
8.0 KiB
Plaintext
# Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
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# Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Fred Fish. (fnf@cygnus.com)
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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# are we on a target board
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if ![isnative] then {
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return
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}
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set testfile "coremaker"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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# Create and source the file that provides information about the compiler
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# used to compile the test case.
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if [get_compiler_info ${binfile}] {
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return -1;
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}
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# Create a core file named "corefile" rather than just "core", to
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# avoid problems with sys admin types that like to regularly prune all
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# files named "core" from the system.
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#
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# Arbitrarily try setting the core size limit to "unlimited" since
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# this does not hurt on systems where the command does not work and
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# allows us to generate a core on systems where it does.
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#
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# Some systems append "core" to the name of the program; others append
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# the name of the program to "core".
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set found 0
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catch "system \"(cd ${objdir}/${subdir}; ulimit -c unlimited; ${binfile}; true) >/dev/null 2>&1\""
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# remote_exec host "${binfile}"
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foreach i "${objdir}/${subdir}/core ${objdir}/${subdir}/core.coremaker.c ${binfile}.core" {
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if [remote_file build exists $i] {
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remote_exec build "mv $i ${objdir}/${subdir}/corefile"
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set found 1
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}
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}
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if { $found == 0 } {
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# The braindamaged HPUX shell quits after the ulimit -c above
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# without executing ${binfile}. So we try again without the
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# ulimit here if we didn't find a core file above.
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# Oh, I should mention that any "braindamaged" non-Unix system has
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# the same problem. I like the cd bit too, it's really neat'n stuff.
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catch "system \"(cd ${objdir}/${subdir}; ${binfile}; true) >/dev/null 2>&1\""
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foreach i "${objdir}/${subdir}/core ${objdir}/${subdir}/core.coremaker.c ${binfile}.core" {
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if [remote_file build exists $i] {
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remote_exec build "mv $i ${objdir}/${subdir}/corefile"
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set found 1
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}
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}
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if { $found == 0 } {
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warning "can't generate a core file - core tests suppressed - check ulimit -c"
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return 0
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}
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}
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#
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# Test that we can simply startup with a "-core=corefile" command line arg
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# and recognize that the core file is a valid, usable core file.
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# To do this, we must shutdown the currently running gdb and restart
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# with the -core args. We can't use gdb_start because it looks for
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# the first gdb prompt, and the message we are looking for occurs
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# before the first prompt. Also, we can't include GDBFLAGS because
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# if it is empty, this confuses gdb with an empty argument that it
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# grumbles about (said grumbling currently being ignored in gdb_start).
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# **FIXME**
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#
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# Another problem is that on some systems (solaris for example), there
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# is apparently a limit on the length of a fully specified path to
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# the coremaker executable, at about 80 chars. For this case, consider
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# it a pass, but note that the program name is bad.
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gdb_exit
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if $verbose>1 then {
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send_user "Spawning $GDB -nw $GDBFLAGS -core=$objdir/$subdir/corefile\n"
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}
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set oldtimeout $timeout
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set timeout [expr "$timeout + 60"]
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verbose "Timeout is now $timeout seconds" 2
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eval "spawn $GDB -nw $GDBFLAGS -core=$objdir/$subdir/corefile"
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expect {
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-re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "args: -core=corefile"
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}
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-re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "args: -core=corefile (with bad program name)"
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}
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-re ".*registers from core file: File in wrong format.* $" {
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fail "args: -core=corefile (could not read registers from core file)"
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}
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-re ".*$gdb_prompt $" { fail "args: -core=corefile" }
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timeout { fail "(timeout) starting with -core" }
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}
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#
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# Test that startup with both an executable file and -core argument.
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# See previous comments above, they are still applicable.
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#
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close;
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if $verbose>1 then {
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send_user "Spawning $GDB -nw $GDBFLAGS $binfile -core=$objdir/$subdir/corefile\n"
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}
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eval "spawn $GDB -nw $GDBFLAGS $binfile -core=$objdir/$subdir/corefile";
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expect {
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-re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "args: execfile -core=corefile"
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}
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-re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "args: execfile -core=corefile (with bad program name)"
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}
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-re ".*registers from core file: File in wrong format.* $" {
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fail "args: execfile -core=corefile (could not read registers from core file)"
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}
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-re ".*$gdb_prompt $" { fail "args: execfile -core=corefile" }
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timeout { fail "(timeout) starting with -core" }
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}
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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close;
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# Now restart normally.
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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# Test basic corefile recognition via core-file command.
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send_gdb "core-file $objdir/$subdir/corefile\n"
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gdb_expect {
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-re ".* program is being debugged already.*y or n. $" {
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# gdb_load may connect us to a gdbserver.
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send_gdb "y\n"
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exp_continue;
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}
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-re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "core-file command"
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}
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-re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" {
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pass "core-file command (with bad program name)"
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}
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-re ".*registers from core file: File in wrong format.* $" {
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fail "core-file command (could not read registers from core file)"
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}
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-re ".*$gdb_prompt $" { fail "core-file command" }
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timeout { fail "(timeout) core-file command" }
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}
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# Test correct mapping of corefile sections by printing some variables.
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gdb_test "print coremaker_data" "\\\$$decimal = 202"
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gdb_test "print coremaker_bss" "\\\$$decimal = 10"
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gdb_test "print coremaker_ro" "\\\$$decimal = 201"
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gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}"
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# Somehow we better test the ability to read the registers out of the core
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# file correctly. I don't think the other tests do this.
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gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp"
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gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp"
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# Test ability to read mmap'd data
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gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file"
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setup_xfail "*-*-sunos*" "*-*-ultrix*" "*-*-aix*"
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send_gdb "x/8bd buf2\n"
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gdb_expect {
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-re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" {
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pass "accessing mmapped data in core file"
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}
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-re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" {
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fail "accessing mmapped data (mapping failed at runtime)"
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}
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-re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" {
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fail "accessing mmapped data (mapping address not found in core file)"
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}
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-re ".*$gdb_prompt $" {
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fail "accessing mmapped data (incorrect data found in core file)"
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}
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timeout {
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fail "accessing mmapped data (timeout)"
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}
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}
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# test reinit_frame_cache
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gdb_load ${binfile}
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setup_xfail "*-*-*" CLLbs17002
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gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(\\)" "up in corefile.exp (reinit)"
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gdb_test "core" "No core file now."
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