From 2c6cfe6853a30deb4af842aacc924fa298d0521a Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Mon, 19 Dec 2005 12:11:38 +0000
Subject: Updated to fedora-glibc-20051219T1003

---
 hurd/exc2signal.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 hurd/exc2signal.c

(limited to 'hurd/exc2signal.c')

diff --git a/hurd/exc2signal.c b/hurd/exc2signal.c
new file mode 100644
index 0000000000..de044bbcf4
--- /dev/null
+++ b/hurd/exc2signal.c
@@ -0,0 +1,71 @@
+/* Translate Mach exception codes into signal numbers.  Stub version.
+   Copyright (C) 1991, 1992, 1994, 1995, 1997 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#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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