From 5b937c711916e449d95c965c9da6181b17a81130 Mon Sep 17 00:00:00 2001
From: jkratoch <jkratoch>
Date: Sun, 2 Sep 2007 14:03:58 +0000
Subject: [PATCH] 	* gdb.base/gcore-buffer-overflow.c,
 gdb.base/gcore-buffer-overflow.exp: 	New files.

---
 gdb/testsuite/ChangeLog                          |  5 ++
 gdb/testsuite/gdb.base/gcore-buffer-overflow.c   | 27 +++++++++
 gdb/testsuite/gdb.base/gcore-buffer-overflow.exp | 70 ++++++++++++++++++++++++
 3 files changed, 102 insertions(+)
 create mode 100644 gdb/testsuite/gdb.base/gcore-buffer-overflow.c
 create mode 100644 gdb/testsuite/gdb.base/gcore-buffer-overflow.exp

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 2725c1df37..da58f984e0 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2007-09-02  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* gdb.base/gcore-buffer-overflow.c, gdb.base/gcore-buffer-overflow.exp:
+	New files.
+
 2007-09-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
 	* lib/gdb.exp (build_id_debug_filename_get): New function.
diff --git a/gdb/testsuite/gdb.base/gcore-buffer-overflow.c b/gdb/testsuite/gdb.base/gcore-buffer-overflow.c
new file mode 100644
index 0000000000..f3c5887238
--- /dev/null
+++ b/gdb/testsuite/gdb.base/gcore-buffer-overflow.c
@@ -0,0 +1,27 @@
+/* Copyright 2007 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   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 2 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, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/*
+ * Test GDB's internal buffers safety for the GCORE command.
+ */
+
+int main (void)
+{
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.base/gcore-buffer-overflow.exp b/gdb/testsuite/gdb.base/gcore-buffer-overflow.exp
new file mode 100644
index 0000000000..27905b596b
--- /dev/null
+++ b/gdb/testsuite/gdb.base/gcore-buffer-overflow.exp
@@ -0,0 +1,70 @@
+# Copyright 2007 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+# Test GDB's internal buffers safety for the GCORE command.
+
+if $tracelevel then {
+	strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+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 gcore.exp
+     return -1
+}
+
+# Start with a fresh gdb.
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+gdb_test "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
+    }
+}
-- 
2.11.0