1 /* Data structures for user-level context switching. Generic version.
2 Copyright (C) 1997,98,99,2001 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, see
17 <http://www.gnu.org/licenses/>. */
19 /* This file's definitions suffice for any platform where all
20 the machine-specific state is described in `struct sigcontext'. */
22 #ifndef _SYS_UCONTEXT_H
23 #define _SYS_UCONTEXT_H 1
28 /* We need the signal context definitions even if they are not used
29 included in <signal.h>. */
30 #include <bits/sigcontext.h>
32 typedef struct sigcontext mcontext_t
;
34 /* Userlevel context. */
35 typedef struct ucontext
37 unsigned long int uc_flags
;
38 struct ucontext
*uc_link
;
40 mcontext_t uc_mcontext
;
41 __sigset_t uc_sigmask
;
44 #endif /* sys/ucontext.h */