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/* Translate Mach exception codes into signal numbers. Stub version.
Copyright (C) 1991-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <hurd.h>
/* This file must be modified with machine-dependent details. */
#error "need to write sysdeps/mach/hurd/MACHINE/exc2signal.c"
/* Translate the Mach exception codes, as received in an `exception_raise' RPC,
into a signal number and signal subcode. */
void
_hurd_exception2signal (int exception, int code, int subcode,
int *signo, int *sigcode, int *error)
{
*error = 0;
switch (exception)
{
default:
*signo = SIGIOT;
*sigcode = exception;
break;
case EXC_BAD_ACCESS:
if (code == KERN_PROTECTION_FAILURE)
*signo = SIGSEGV;
else
*signo = SIGBUS;
*sigcode = subcode;
*error = code;
break;
case EXC_BAD_INSTRUCTION:
*signo = SIGILL;
*sigcode = 0;
break;
case EXC_ARITHMETIC:
*signo = SIGFPE;
*sigcode = 0;
break;
case EXC_EMULATION:
case EXC_SOFTWARE:
*signo = SIGEMT;
*sigcode = 0;
break;
case EXC_BREAKPOINT:
*signo = SIGTRAP;
*sigcode = 0;
break;
}
}
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