* gdb.base/gcore-buffer-overflow.exp: Check whether gdb supports

gcore, before continuing with the test.

gdb/testsuite/ChangeLog

@@ -1,3 +1,8 @@
+2007-09-09  Mark Kettenis  <kettenis@gnu.org>
+
+	* gdb.base/gcore-buffer-overflow.exp: Check whether gdb supports
+	gcore, before continuing with the test.
+
 2007-09-06  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* gdb.mi/mi2-watch.exp: Set can-use-hw-watchpoints to 0 if required.

gdb/testsuite/gdb.base/gcore-buffer-overflow.exp

@@ -45,6 +45,25 @@ gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 gdb_load ${binfile}
 
+# Does this gdb support gcore?
+send_gdb "help gcore\n"
+gdb_expect {
+    -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 $" {
+	pass "help gcore"
+    }
+    -re ".*$gdb_prompt $" {
+	fail "help gcore"
+    }
+    timeout {
+	fail "help gcore (timeout)"
+    }
+}
+
 gdb_test "set args ${pattern}"	\
          ""			\
          "Set buffer exceeding arguments"