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83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _BITS_SIGCONTEXT_H
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#define _BITS_SIGCONTEXT_H 1
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#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
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# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
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#endif
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#include <bits/wordsize.h>
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#if __WORDSIZE == 32
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/* It is quite hard to choose what to put here, because
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Linux/sparc32 had at least 3 totally incompatible
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signal stack layouts.
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This one is for the "new" style signals, which are
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now delivered unless SA_SIGINFO is requested. */
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struct sigcontext
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{
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struct
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{
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unsigned int psr;
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unsigned int pc;
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unsigned int npc;
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unsigned int y;
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unsigned int u_regs[16]; /* globals and ins */
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} si_regs;
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int si_mask;
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};
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#else /* sparc64 */
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typedef struct
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{
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unsigned int si_float_regs [64];
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unsigned long si_fsr;
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unsigned long si_gsr;
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unsigned long si_fprs;
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} __siginfo_fpu_t;
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struct sigcontext
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{
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char sigc_info[128];
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struct
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{
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unsigned long u_regs[16]; /* globals and ins */
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unsigned long tstate;
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unsigned long tpc;
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unsigned long tnpc;
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unsigned int y;
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unsigned int fprs;
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} sigc_regs;
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__siginfo_fpu_t * sigc_fpu_save;
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struct
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{
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void * ss_sp;
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int ss_flags;
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unsigned long ss_size;
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} sigc_stack;
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unsigned long sigc_mask;
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};
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#endif /* sparc64 */
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#endif /* bits/sigcontext.h */
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