1 /****************************************************************************
3 * GNAT COMPILER COMPONENTS *
7 * C Implementation File *
9 * Copyright (C) 1992-2009, Free Software Foundation, Inc. *
11 * GNAT is free software; you can redistribute it and/or modify it under *
12 * terms of the GNU General Public License as published by the Free Soft- *
13 * ware Foundation; either version 3, or (at your option) any later ver- *
14 * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE. *
18 * As a special exception under Section 7 of GPL version 3, you are granted *
19 * additional permissions described in the GCC Runtime Library Exception, *
20 * version 3.1, as published by the Free Software Foundation. *
22 * You should have received a copy of the GNU General Public License and *
23 * a copy of the GCC Runtime Library Exception along with this program; *
24 * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see *
25 * <http://www.gnu.org/licenses/>. *
27 * GNAT was originally developed by the GNAT team at New York University. *
28 * Extensive contributions were provided by Ada Core Technologies Inc. *
30 ****************************************************************************/
32 /* Shared routines to support exception handling.
33 Note that _gnat_builtin_longjmp should disappear at some point, replaced
34 by direct call to __builtin_longjmp from Ada code.
35 __gnat_unhandled_terminate is code shared between all exception handling
49 /* We have not yet figured out how to import this directly */
52 _gnat_builtin_longjmp (void *ptr, int flag ATTRIBUTE_UNUSED)
54 __builtin_longjmp (ptr, 1);
57 /* When an exception is raised for which no handler exists, the procedure
58 Ada.Exceptions.Unhandled_Exception is called, which performs the call to
59 adafinal to complete finalization, and then prints out the error messages
60 for the unhandled exception. The final step is to call this routine, which
61 performs any system dependent cleanup required. */
64 __gnat_unhandled_terminate (void)
67 /* Special termination handling for VMS */
70 /* Remove the exception vector so it won't intercept any errors
71 in the call to exit, and go into and endless loop */
73 SYS$SETEXV (1, 0, 3, &prvhnd);
76 /* Default termination handling */