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-rw-r--r--libc/sysdeps/linux/nds32/sys/ucontext.h117
1 files changed, 26 insertions, 91 deletions
diff --git a/libc/sysdeps/linux/nds32/sys/ucontext.h b/libc/sysdeps/linux/nds32/sys/ucontext.h
index 4dca27fd5..0d7422aab 100644
--- a/libc/sysdeps/linux/nds32/sys/ucontext.h
+++ b/libc/sysdeps/linux/nds32/sys/ucontext.h
@@ -1,7 +1,20 @@
-/*
- * Copyright (C) 2016 Andes Technology, Inc.
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- */
+/* Copyright (C) 1998, 1999, 2001, 2006 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/>. */
+
#ifndef _SYS_UCONTEXT_H
#define _SYS_UCONTEXT_H 1
@@ -10,103 +23,25 @@
#include <signal.h>
#include <sys/procfs.h>
-typedef int greg_t;
-
-/* Number of general registers. */
-#define NGREG 32
-
-/* Container for all general registers. */
-typedef elf_gregset_t gregset_t;
+/* We need the signal context definitions even if they are not used
+ * included in <signal.h>. */
+#include <bits/sigcontext.h>
-/* Number of each register is the `gregset_t' array. */
-enum
-{
- R0 = 0,
-#define R0 R0
- R1 = 1,
-#define R1 R1
- R2 = 2,
-#define R2 R2
- R3 = 3,
-#define R3 R3
- R4 = 4,
-#define R4 R4
- R5 = 5,
-#define R5 R5
- R6 = 6,
-#define R6 R6
- R7 = 7,
-#define R7 R7
- R8 = 8,
-#define R8 R8
- R9 = 9,
-#define R9 R9
- R10 = 10,
-#define R10 R10
- R11 = 11,
-#define R11 R11
- R12 = 12,
-#define R12 R12
- R13 = 13,
-#define R13 R13
- R14 = 14,
-#define R14 R14
- R15 = 15,
-#define R15 R15
- R16 = 16,
-#define R16 R16
- R17 = 17,
-#define R17 R17
- R18 = 18,
-#define R18 R18
- R19 = 19,
-#define R19 R19
- R20 = 20,
-#define R20 R20
- R21 = 21,
-#define R21 R21
- R22 = 22,
-#define R22 R22
- R23 = 23,
-#define R23 R23
- R24 = 24,
-#define R24 R24
- R25 = 25,
-#define R25 R25
- R26 = 26,
-#define R26 R26
- R27 = 27,
-#define R27 R27
- R28 = 28,
-#define R28 R28
- R29 = 29,
-#define R29 R29
- R30 = 30,
-#define R30 R30
- R31 = 31
-#define R31 R31
-};
+/* Context to describe whole processor state. This only describes
+ the core registers; coprocessor registers get saved elsewhere
+ (e.g. in uc_regspace, or somewhere unspecified on the stack
+ during non-RT signal handlers). */
+typedef struct sigcontext mcontext_t;
-/* Structure to describe FPU registers. */
-typedef elf_fpregset_t fpregset_t;
-
-/* Context to describe whole processor state. */
-typedef struct
- {
- gregset_t gregs;
- fpregset_t fpregs;
- } mcontext_t;
/* Userlevel context. */
typedef struct ucontext
{
unsigned long int uc_flags;
struct ucontext *uc_link;
- __sigset_t uc_sigmask;
stack_t uc_stack;
mcontext_t uc_mcontext;
- long int uc_filler[5];
+ __sigset_t uc_sigmask;
} ucontext_t;
-
#endif /* sys/ucontext.h */