1 /* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 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. 8 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. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; see the file COPYING.LIB. If 16 not, see <http://www.gnu.org/licenses/>. */ 17 18 #ifndef _SYS_UCONTEXT_H 19 #define _SYS_UCONTEXT_H 1 20 21 #include <features.h> 22 #include <signal.h> 23 24 /* We need the signal context definitions even if they are not used 25 included in <signal.h>. */ 26 #include <bits/sigcontext.h> 27 28 typedef struct sigcontext mcontext_t; 29 30 /* Userlevel context. */ 31 typedef struct ucontext 32 { 33 unsigned long uc_flags; 34 struct ucontext *uc_link; 35 stack_t uc_stack; 36 mcontext_t uc_mcontext; 37 __sigset_t uc_sigmask; 38 } ucontext_t; 39 40 #endif /* sys/ucontext.h */ 41