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+/****************************************************************************
+ * *
+ * GNAT COMPILER COMPONENTS *
+ * *
+ * R A I S E *
+ * *
+ * C Implementation File *
+ * *
+ * Copyright (C) 1992-2005, Free Software Foundation, Inc. *
+ * *
+ * GNAT is free software; you can redistribute it and/or modify it under *
+ * terms of the GNU General Public License as published by the Free Soft- *
+ * ware Foundation; either version 2, or (at your option) any later ver- *
+ * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
+ * OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
+ * for more details. You should have received a copy of the GNU General *
+ * Public License distributed with GNAT; see file COPYING. If not, write *
+ * to the Free Software Foundation, 51 Franklin Street, Fifth Floor, *
+ * Boston, MA 02110-1301, USA. *
+ * *
+ * As a special exception, if you link this file with other files to *
+ * produce an executable, this file does not by itself cause the resulting *
+ * executable to be covered by the GNU General Public License. This except- *
+ * ion does not however invalidate any other reasons why the executable *
+ * file might be covered by the GNU Public License. *
+ * *
+ * GNAT was originally developed by the GNAT team at New York University. *
+ * Extensive contributions were provided by Ada Core Technologies Inc. *
+ * *
+ ****************************************************************************/
+
+/* Shared routines to support exception handling.
+ Note that _gnat_builtin_longjmp should disappear at some point, replaced
+ by direct call to __builtin_longjmp from Ada code.
+ __gnat_unhandled_terminate is code shared between all exception handling
+ mechanisms */
+
+#ifdef IN_RTS
+#include "tconfig.h"
+#include "tsystem.h"
+#else
+#include "config.h"
+#include "system.h"
+#endif
+
+#include "adaint.h"
+#include "raise.h"
+
+/* We have not yet figured out how to import this directly */
+
+void
+_gnat_builtin_longjmp (void *ptr, int flag ATTRIBUTE_UNUSED)
+{
+ __builtin_longjmp (ptr, 1);
+}
+
+/* When an exception is raised for which no handler exists, the procedure
+ Ada.Exceptions.Unhandled_Exception is called, which performs the call to
+ adafinal to complete finalization, and then prints out the error messages
+ for the unhandled exception. The final step is to call this routine, which
+ performs any system dependent cleanup required. */
+
+void
+__gnat_unhandled_terminate (void)
+{
+#ifdef VMS
+ /* Special termination handling for VMS */
+ long prvhnd;
+
+ /* Remove the exception vector so it won't intercept any errors
+ in the call to exit, and go into and endless loop */
+
+ SYS$SETEXV (1, 0, 3, &prvhnd);
+#endif
+
+ /* Default termination handling */
+ __gnat_os_exit (1);
+}