diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h')
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h b/REORG.TODO/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h new file mode 100644 index 0000000000..af8d75c435 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h @@ -0,0 +1,62 @@ +/* struct ucontext definition, Nios II version. + Copyright (C) 2015-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* System V/Nios II ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> + +#include <bits/types/sigset_t.h> +#include <bits/sigcontext.h> +#include <bits/types/stack_t.h> + + +/* These definitions must be in sync with the kernel. */ + +#ifdef __USE_MISC +# define MCONTEXT_VERSION 2 +#endif + +#ifdef __USE_MISC +# define __ctx(fld) fld +#else +# define __ctx(fld) __ ## fld +#endif + +/* Context to describe whole processor state. */ +typedef struct mcontext + { + int __ctx(version); + unsigned long __ctx(regs)[32]; + } mcontext_t; + +#undef __ctx + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + sigset_t uc_sigmask; + } ucontext_t; + +#endif /* sys/ucontext.h */ |