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