1/*
2 * Copyright (C) 2007 Apple Computer, Inc.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef NotImplemented_h
27#define NotImplemented_h
28
29#include "platform/PlatformExport.h"
30#include "wtf/Assertions.h"
31
32#if LOG_DISABLED
33    #define notImplemented() ((void)0)
34#else
35
36namespace blink {
37PLATFORM_EXPORT WTFLogChannel* notImplementedLoggingChannel();
38} // namespace blink
39
40#define notImplemented() do { \
41        static bool havePrinted = false; \
42        if (!havePrinted) { \
43            WTFLogVerbose(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, blink::notImplementedLoggingChannel(), "UNIMPLEMENTED: "); \
44            havePrinted = true; \
45        } \
46    } while (0)
47
48#endif // NDEBUG
49
50#endif // NotImplemented_h
51