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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/* Copyright (C) 1997, 1998, 2000 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* Don't rely on this, the interface is currently messed up and may need to
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be broken to be fixed. */
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#ifndef _SYS_UCONTEXT_H
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#define _SYS_UCONTEXT_H 1
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#include <features.h>
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#include <signal.h>
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/* We need the signal context definitions even if they are not used
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included in <signal.h>. */
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#include <bits/sigcontext.h>
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/* Type for general register. */
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typedef unsigned long int greg_t;
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/* Number of general registers. */
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#define NGREG 37
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#define NFPREG 33
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/* Container for all general registers. */
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/* gregset_t must be an array. The below declared array corresponds to:
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typedef struct gregset {
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greg_t g_regs[32];
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greg_t g_hi;
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greg_t g_lo;
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greg_t g_pad[3];
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} gregset_t; */
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typedef greg_t gregset_t[NGREG];
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/* Container for all FPU registers. */
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typedef struct fpregset {
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union {
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double fp_dregs[32];
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struct {
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float _fp_fregs;
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unsigned int _fp_pad;
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} fp_fregs[32];
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} fp_r;
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unsigned int fp_csr;
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unsigned int fp_pad;
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} fpregset_t;
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/* Context to describe whole processor state. */
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typedef struct
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{
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gregset_t gregs;
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fpregset_t fpregs;
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} mcontext_t;
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/* Userlevel context. */
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typedef struct ucontext
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{
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unsigned long int uc_flags;
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struct ucontext *uc_link;
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stack_t uc_stack;
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mcontext_t uc_mcontext;
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__sigset_t uc_sigmask;
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} ucontext_t;
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#endif /* sys/ucontext.h */
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