1 /* Copyright (C) 1997, 1999, 2001 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 /* System V/cris ABI compliant context switching support. */
20 #ifndef _SYS_UCONTEXT_H
21 #define _SYS_UCONTEXT_H 1
26 #include <bits/sigcontext.h>
28 /* Type for general register. */
29 typedef long int greg_t;
31 /* Number of general registers. */
34 /* Container for all general registers. */
35 typedef greg_t gregset_t[NGREG];
37 /* Number of each register is the `gregset_t' array. */
78 /* A placeholder; CRIS does not have any fp regs. */
79 typedef unsigned long fpregset_t;
81 /* A machine context is exactly a sigcontext. */
82 typedef struct sigcontext mcontext_t;
84 /* Userlevel context. */
85 typedef struct ucontext
87 unsigned long int uc_flags;
88 struct ucontext *uc_link;
90 mcontext_t uc_mcontext;
91 __sigset_t uc_sigmask;
94 #endif /* sys/ucontext.h */