--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/platform/mac/KillRingMac.mm	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2010 Google Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#import "config.h"
+#import "KillRing.h"
+
+namespace WebCore {
+
+extern "C" {
+
+// Kill ring calls. Would be better to use NSKillRing.h, but that's not available as API or SPI.
+
+void _NSInitializeKillRing();
+void _NSAppendToKillRing(NSString *);
+void _NSPrependToKillRing(NSString *);
+NSString *_NSYankFromKillRing();
+void _NSNewKillRingSequence();
+void _NSSetKillRingToYankedState();
+
+}
+
+static void initializeKillRingIfNeeded()
+{
+    static bool initializedKillRing = false;
+    if (!initializedKillRing) {
+        initializedKillRing = true;
+        _NSInitializeKillRing();
+    }
+}
+
+void KillRing::append(const String& string)
+{
+    initializeKillRingIfNeeded();
+    _NSAppendToKillRing(string);
+}
+
+void KillRing::prepend(const String& string)
+{
+    initializeKillRingIfNeeded();
+    _NSPrependToKillRing(string);
+}
+
+String KillRing::yank()
+{
+    initializeKillRingIfNeeded();
+    return _NSYankFromKillRing();
+}
+
+void KillRing::startNewSequence()
+{
+    initializeKillRingIfNeeded();
+    _NSNewKillRingSequence();
+}
+
+void KillRing::setToYankedState()
+{
+    initializeKillRingIfNeeded();
+    _NSSetKillRingToYankedState();
+}
+
+} // namespace WebCore