1# Copyright 2007 Free Software Foundation, Inc.
2
3# This program is free software; you can redistribute it and/or modify
4# it under the terms of the GNU General Public License as published by
5# the Free Software Foundation; either version 2 of the License, or
6# (at your option) any later version.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11# GNU General Public License for more details.
12#
13# You should have received a copy of the GNU General Public License
14# along with this program; if not, write to the Free Software
15# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
16
17# Please email any bugs, comments, and/or additions to this file to:
18# bug-gdb@prep.ai.mit.edu
19
20# Test GDB's internal buffers safety for the GCORE command.
21
22if $tracelevel then {
23	strace $tracelevel
24}
25
26set prms_id 0
27set bug_id 0
28
29set testfile "gcore-buffer-overflow"
30set srcfile  ${testfile}.c
31# The ${binfile} basename needs to exceed 80 characters (`sizeof (psargs)')
32# plus some additional data to overwrite the stack frame.
33set pattern  01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789
34set binfile  ${objdir}/${subdir}/${testfile}-${pattern}
35
36if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
37     untested gcore.exp
38     return -1
39}
40
41# Start with a fresh gdb.
42
43gdb_exit
44gdb_start
45gdb_reinitialize_dir $srcdir/$subdir
46gdb_load ${binfile}
47
48gdb_test "set args ${pattern}"	\
49         ""			\
50         "Set buffer exceeding arguments"
51
52if { ! [ runto_main ] } then {
53    untested gcore-buffer-overflow.exp
54    return -1
55}
56
57set escapedfilename [string_to_regexp ${objdir}/${subdir}/gcore-buffer-overflow.test]
58
59set test "save a corefile"
60gdb_test_multiple "gcore ${objdir}/${subdir}/gcore-buffer-overflow.test" $test {
61    -re "Saved corefile ${escapedfilename}\[\r\n\]+$gdb_prompt $" {
62	pass $test
63    }
64    -re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
65	unsupported $test
66    }
67    eof {
68	fail $test
69    }
70}
71