libjava/win32.cc

   1 // win32.cc - Helper functions for Microsoft-flavored OSs.
   2
   3 /* Copyright (C) 2002  Free Software Foundation
   4
   5    This file is part of libgcj.
   6
   7 This software is copyrighted work licensed under the terms of the
   8 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   9 details.  */
  10
  11 #include <config.h>
  12
  13 #include "platform.h"
  14
  15 static LONG CALLBACK
  16 win32_exception_handler (LPEXCEPTION_POINTERS e)
  17 {
  18   if (e->ExceptionRecord->ExceptionCode == EXCEPTION_ACCESS_VIOLATION)
  19     _Jv_ThrowNullPointerException();
  20   else if (e->ExceptionRecord->ExceptionCode == EXCEPTION_INT_DIVIDE_BY_ZERO)
  21     throw new java::lang::ArithmeticException;
  22   else
  23     return EXCEPTION_CONTINUE_SEARCH;
  24 }
  25
  26 // Platform-specific VM initialization.
  27 void
  28 _Jv_platform_initialize (void)
  29 {
  30   // Initialise winsock for networking
  31   WSADATA data;
  32   if (WSAStartup (MAKEWORD (1, 1), &data))
  33     MessageBox (NULL, "Error initialising winsock library.", "Error",
  34                 MB_OK | MB_ICONEXCLAMATION);
  35   // Install exception handler
  36   SetUnhandledExceptionFilter (win32_exception_handler);
  37 }