76 lines
2.3 KiB
Plaintext
76 lines
2.3 KiB
Plaintext
# Copyright 2007, 2008, 2009, 2010, 2011 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/>.
|
|
|
|
# Test GDB's internal buffers safety for the GCORE command.
|
|
|
|
if $tracelevel then {
|
|
strace $tracelevel
|
|
}
|
|
|
|
|
|
set testfile "gcore-buffer-overflow"
|
|
set srcfile ${testfile}.c
|
|
# The ${binfile} basename needs to exceed 80 characters (`sizeof (psargs)')
|
|
# plus some additional data to overwrite the stack frame.
|
|
set pattern 01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789
|
|
set binfile ${objdir}/${subdir}/${testfile}-${pattern}
|
|
|
|
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
|
|
untested ${testfile}.exp
|
|
return -1
|
|
}
|
|
|
|
# Start with a fresh gdb.
|
|
|
|
gdb_exit
|
|
gdb_start
|
|
gdb_reinitialize_dir $srcdir/$subdir
|
|
gdb_load ${binfile}
|
|
|
|
# Does this gdb support gcore?
|
|
gdb_test_multiple "help gcore" "help gcore" {
|
|
-re "Undefined command: .gcore.*$gdb_prompt $" {
|
|
# gcore command not supported -- nothing to test here.
|
|
unsupported "gdb does not support gcore on this target"
|
|
return -1;
|
|
}
|
|
-re "Save a core file .*$gdb_prompt $" {
|
|
pass "help gcore"
|
|
}
|
|
}
|
|
|
|
gdb_test_no_output "set args ${pattern}" \
|
|
"Set buffer exceeding arguments"
|
|
|
|
if { ! [ runto_main ] } then {
|
|
untested gcore-buffer-overflow.exp
|
|
return -1
|
|
}
|
|
|
|
set escapedfilename [string_to_regexp ${objdir}/${subdir}/gcore-buffer-overflow.test]
|
|
|
|
set test "save a corefile"
|
|
gdb_test_multiple "gcore ${objdir}/${subdir}/gcore-buffer-overflow.test" $test {
|
|
-re "Saved corefile ${escapedfilename}\[\r\n\]+$gdb_prompt $" {
|
|
pass $test
|
|
}
|
|
-re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
|
|
unsupported $test
|
|
}
|
|
eof {
|
|
fail $test
|
|
}
|
|
}
|