WebCore/bindings/objc/ExceptionHandlers.h

   1 /*
   2  * Copyright (C) 2004, 2005, 2006, 2007 Apple 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 ExceptionHandlers_h
  27 #define ExceptionHandlers_h
  28
  29 #include <wtf/Assertions.h>
  30
  31 #if !defined(NDEBUG) && !defined(DISABLE_THREAD_CHECK)
  32 #define DOM_ASSERT_MAIN_THREAD() do \
  33     if (!pthread_main_np()) { \
  34         WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, "DOM access on non-main thread -- you will probably crash soon!"); \
  35     } \
  36 while (0)
  37 #else
  38 #define DOM_ASSERT_MAIN_THREAD() ((void)0)
  39 #endif
  40
  41 namespace WebCore {
  42
  43     typedef int ExceptionCode;
  44
  45     class SelectionController;
  46     class Range;
  47
  48     void raiseDOMException(ExceptionCode);
  49
  50     inline void raiseOnDOMError(ExceptionCode ec)
  51     {
  52         if (ec)
  53             raiseDOMException(ec);
  54     }
  55
  56 } // namespace WebCore
  57
  58 #endif // ExceptionHandlers_h