1 files changed, 48 insertions, 0 deletions
diff --git a/WebKit/mac/Misc/EmptyProtocolDefinitions.h b/WebKit/mac/Misc/EmptyProtocolDefinitions.h
new file mode 100644
index 0000000..c52d8ce
--- /dev/null
+++ b/WebKit/mac/Misc/EmptyProtocolDefinitions.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2008 Apple 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.
+ */
+
+#if defined(__OBJC__)
+
+#if defined(BUILDING_ON_TIGER) || defined(BUILDING_ON_LEOPARD)
+#define DELEGATES_DECLARED_AS_FORMAL_PROTOCOLS 0
+#else
+#define DELEGATES_DECLARED_AS_FORMAL_PROTOCOLS 1
+#endif
+
+#if !DELEGATES_DECLARED_AS_FORMAL_PROTOCOLS
+
+#define EMPTY_PROTOCOL(NAME) \
+@protocol NAME <NSObject> \
+@end
+
+EMPTY_PROTOCOL(NSTableViewDataSource)
+EMPTY_PROTOCOL(NSTableViewDelegate)
+EMPTY_PROTOCOL(NSWindowDelegate)
+
+#undef EMPTY_PROTOCOL
+
+#endif /* !DELEGATES_DECLARED_AS_FORMAL_PROTOCOLS */
+
+#endif /* defined(__OBJC__) */