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1 /* Translate Mach exception codes into signal numbers. MIPS version.
2 Copyright (C) 1996, 1997 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include <hurd/signal.h>
22 #include <mach/exception.h>
24 /* Translate the Mach exception codes, as received in an `exception_raise' RPC,
25 into a signal number and signal subcode. */
28 _hurd_exception2signal (struct hurd_signal_detail
*detail
, int *signo
)
36 detail
->code
= detail
->exc
;
40 if (detail
->exc_code
== KERN_PROTECTION_FAILURE
)
44 detail
->code
= detail
->exc_subcode
;
45 detail
->error
= detail
->exc_code
;
48 case EXC_BAD_INSTRUCTION
:
50 if (detail
->exc_code
== EXC_MIPS_II
)
51 detail
->code
= detail
->exc_subcode
;
57 switch (detail
->exc_code
)
59 case EXC_MIPS_OV
: /* integer overflow */
61 detail
->code
= detail
->exc_subcode
;
70 /* Subcode is the fp_status word saved by the hardware.
71 Give an error code corresponding to the first bit set. */
72 if (detail
->exc_subcode
== EXC_MIPS_FLT_UNIMP
)
76 detail
->code
= detail
->exc_subcode
;
82 /* 3.0 doesn't give this one, why, I don't know. */
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