Version 2.1.2.8

include/v8.h

 // Copyright 2007-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * 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
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   /**
    * Forcefully terminate the current thread of JavaScript execution.
    *
    * This method can be used by any thread even if that thread has not
    * acquired the V8 lock with a Locker object.
    */
   static void TerminateExecution();
 
   /**
+   * Is V8 terminating JavaScript execution.
+   *
+   * Returns true if JavaScript execution is currently terminating
+   * because of a call to TerminateExecution.  In that case there are
+   * still JavaScript frames on the stack and the termination
+   * exception is still active.
+   */
+  static bool IsExecutionTerminating();
+
+  /**
    * Releases any resources used by v8 and stops any utility threads
    * that may be running.  Note that disposing v8 is permanent, it
    * cannot be reinitialized.
    *
    * It should generally not be necessary to dispose v8 before exiting
    * a process, this should happen automatically.  It is only necessary
    * to use if the process needs the resources taken up by v8.
    */
   static bool Dispose();
 
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 }  // namespace v8
 
 
 #undef V8EXPORT
 #undef V8EXPORT_INLINE
 #undef TYPE_CHECK
 
 
 #endif  // V8_H_