| 1 | # Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 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 <http://www.gnu.org/licenses/>. |
| 16 | |
| 17 | # This file was written by Fred Fish. (fnf@cygnus.com) |
| 18 | |
| 19 | if $tracelevel then { |
| 20 | strace $tracelevel |
| 21 | } |
| 22 | |
| 23 | set prms_id 0 |
| 24 | set bug_id 0 |
| 25 | |
| 26 | # are we on a target board |
| 27 | if ![isnative] then { |
| 28 | return |
| 29 | } |
| 30 | |
| 31 | set testfile "coremaker" |
| 32 | set srcfile ${testfile}.c |
| 33 | set binfile ${objdir}/${subdir}/${testfile} |
| 34 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| 35 | untested corefile.exp |
| 36 | return -1 |
| 37 | } |
| 38 | |
| 39 | # Create and source the file that provides information about the compiler |
| 40 | # used to compile the test case. |
| 41 | if [get_compiler_info ${binfile}] { |
| 42 | return -1; |
| 43 | } |
| 44 | |
| 45 | # Create a core file named "corefile" rather than just "core", to |
| 46 | # avoid problems with sys admin types that like to regularly prune all |
| 47 | # files named "core" from the system. |
| 48 | # |
| 49 | # Arbitrarily try setting the core size limit to "unlimited" since |
| 50 | # this does not hurt on systems where the command does not work and |
| 51 | # allows us to generate a core on systems where it does. |
| 52 | # |
| 53 | # Some systems append "core" to the name of the program; others append |
| 54 | # the name of the program to "core"; still others (like Linux, as of |
| 55 | # May 2003) create cores named "core.PID". In the latter case, we |
| 56 | # could have many core files lying around, and it may be difficult to |
| 57 | # tell which one is ours, so let's run the program in a subdirectory. |
| 58 | set found 0 |
| 59 | set coredir "${objdir}/${subdir}/coredir.[getpid]" |
| 60 | file mkdir $coredir |
| 61 | catch "system \"(cd ${coredir}; ulimit -c unlimited; ${binfile}; true) >/dev/null 2>&1\"" |
| 62 | # remote_exec host "${binfile}" |
| 63 | foreach i "${coredir}/core ${coredir}/core.coremaker.c ${binfile}.core" { |
| 64 | if [remote_file build exists $i] { |
| 65 | remote_exec build "mv $i ${objdir}/${subdir}/corefile" |
| 66 | set found 1 |
| 67 | } |
| 68 | } |
| 69 | # Check for "core.PID". |
| 70 | if { $found == 0 } { |
| 71 | set names [glob -nocomplain -directory $coredir core.*] |
| 72 | if {[llength $names] == 1} { |
| 73 | set corefile [file join $coredir [lindex $names 0]] |
| 74 | remote_exec build "mv $corefile ${objdir}/${subdir}/corefile" |
| 75 | set found 1 |
| 76 | } |
| 77 | } |
| 78 | if { $found == 0 } { |
| 79 | # The braindamaged HPUX shell quits after the ulimit -c above |
| 80 | # without executing ${binfile}. So we try again without the |
| 81 | # ulimit here if we didn't find a core file above. |
| 82 | # Oh, I should mention that any "braindamaged" non-Unix system has |
| 83 | # the same problem. I like the cd bit too, it's really neat'n stuff. |
| 84 | catch "system \"(cd ${objdir}/${subdir}; ${binfile}; true) >/dev/null 2>&1\"" |
| 85 | foreach i "${objdir}/${subdir}/core ${objdir}/${subdir}/core.coremaker.c ${binfile}.core" { |
| 86 | if [remote_file build exists $i] { |
| 87 | remote_exec build "mv $i ${objdir}/${subdir}/corefile" |
| 88 | set found 1 |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | # Try to clean up after ourselves. |
| 94 | remote_file build delete [file join $coredir coremmap.data] |
| 95 | remote_exec build "rmdir $coredir" |
| 96 | |
| 97 | if { $found == 0 } { |
| 98 | warning "can't generate a core file - core tests suppressed - check ulimit -c" |
| 99 | return 0 |
| 100 | } |
| 101 | |
| 102 | # |
| 103 | # Test that we can simply startup with a "-core=corefile" command line arg |
| 104 | # and recognize that the core file is a valid, usable core file. |
| 105 | # To do this, we must shutdown the currently running gdb and restart |
| 106 | # with the -core args. We can't use gdb_start because it looks for |
| 107 | # the first gdb prompt, and the message we are looking for occurs |
| 108 | # before the first prompt. |
| 109 | # |
| 110 | # Another problem is that on some systems (solaris for example), there |
| 111 | # is apparently a limit on the length of a fully specified path to |
| 112 | # the coremaker executable, at about 80 chars. For this case, consider |
| 113 | # it a pass, but note that the program name is bad. |
| 114 | |
| 115 | gdb_exit |
| 116 | if $verbose>1 then { |
| 117 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$objdir/$subdir/corefile\n" |
| 118 | } |
| 119 | |
| 120 | set oldtimeout $timeout |
| 121 | set timeout [expr "$timeout + 60"] |
| 122 | verbose "Timeout is now $timeout seconds" 2 |
| 123 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$objdir/$subdir/corefile" |
| 124 | expect { |
| 125 | -re "Couldn't find .* registers in core file.*$gdb_prompt $" { |
| 126 | fail "args: -core=corefile (couldn't find regs)" |
| 127 | } |
| 128 | -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 129 | pass "args: -core=corefile" |
| 130 | } |
| 131 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 132 | pass "args: -core=corefile (with bad program name)" |
| 133 | } |
| 134 | -re ".*registers from core file: File in wrong format.* $" { |
| 135 | fail "args: -core=corefile (could not read registers from core file)" |
| 136 | } |
| 137 | -re ".*$gdb_prompt $" { fail "args: -core=corefile" } |
| 138 | timeout { fail "(timeout) starting with -core" } |
| 139 | } |
| 140 | |
| 141 | |
| 142 | # |
| 143 | # Test that startup with both an executable file and -core argument. |
| 144 | # See previous comments above, they are still applicable. |
| 145 | # |
| 146 | |
| 147 | close; |
| 148 | |
| 149 | if $verbose>1 then { |
| 150 | send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$objdir/$subdir/corefile\n" |
| 151 | } |
| 152 | |
| 153 | |
| 154 | eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$objdir/$subdir/corefile"; |
| 155 | expect { |
| 156 | -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 157 | pass "args: execfile -core=corefile" |
| 158 | } |
| 159 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 160 | pass "args: execfile -core=corefile (with bad program name)" |
| 161 | } |
| 162 | -re ".*registers from core file: File in wrong format.* $" { |
| 163 | fail "args: execfile -core=corefile (could not read registers from core file)" |
| 164 | } |
| 165 | -re ".*$gdb_prompt $" { fail "args: execfile -core=corefile" } |
| 166 | timeout { fail "(timeout) starting with -core" } |
| 167 | } |
| 168 | set timeout $oldtimeout |
| 169 | verbose "Timeout is now $timeout seconds" 2 |
| 170 | |
| 171 | close; |
| 172 | |
| 173 | # Now restart normally. |
| 174 | |
| 175 | gdb_start |
| 176 | gdb_reinitialize_dir $srcdir/$subdir |
| 177 | gdb_load ${binfile} |
| 178 | |
| 179 | # Test basic corefile recognition via core-file command. |
| 180 | |
| 181 | send_gdb "core-file $objdir/$subdir/corefile\n" |
| 182 | gdb_expect { |
| 183 | -re ".* program is being debugged already.*y or n. $" { |
| 184 | # gdb_load may connect us to a gdbserver. |
| 185 | send_gdb "y\n" |
| 186 | exp_continue; |
| 187 | } |
| 188 | -re "Core was generated by .*coremaker.*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 189 | pass "core-file command" |
| 190 | } |
| 191 | -re "Core was generated by .*\r\n\#0 .*\(\).*\r\n$gdb_prompt $" { |
| 192 | pass "core-file command (with bad program name)" |
| 193 | } |
| 194 | -re ".*registers from core file: File in wrong format.* $" { |
| 195 | fail "core-file command (could not read registers from core file)" |
| 196 | } |
| 197 | -re ".*$gdb_prompt $" { fail "core-file command" } |
| 198 | timeout { fail "(timeout) core-file command" } |
| 199 | } |
| 200 | |
| 201 | # Test correct mapping of corefile sections by printing some variables. |
| 202 | |
| 203 | gdb_test "print coremaker_data" "\\\$$decimal = 202" |
| 204 | gdb_test "print coremaker_bss" "\\\$$decimal = 10" |
| 205 | gdb_test "print coremaker_ro" "\\\$$decimal = 201" |
| 206 | |
| 207 | gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}" |
| 208 | |
| 209 | # Somehow we better test the ability to read the registers out of the core |
| 210 | # file correctly. I don't think the other tests do this. |
| 211 | |
| 212 | gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp" |
| 213 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp" |
| 214 | |
| 215 | # Test ability to read mmap'd data |
| 216 | |
| 217 | gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file" |
| 218 | setup_xfail "*-*-sunos*" "*-*-ultrix*" "*-*-aix*" |
| 219 | set test "accessing mmapped data in core file" |
| 220 | gdb_test_multiple "x/8bd buf2" "$test" { |
| 221 | -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" { |
| 222 | pass "$test" |
| 223 | } |
| 224 | -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" { |
| 225 | fail "$test (mapping failed at runtime)" |
| 226 | } |
| 227 | -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" { |
| 228 | fail "$test (mapping address not found in core file)" |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | # test reinit_frame_cache |
| 233 | |
| 234 | gdb_load ${binfile} |
| 235 | gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp (reinit)" |
| 236 | |
| 237 | gdb_test "core" "No core file now." |