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