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3de10437 | 1 | /* Save current context. |
d614a753 | 2 | Copyright (C) 2002-2020 Free Software Foundation, Inc. |
3de10437 DJ |
3 | This file is part of the GNU C Library. |
4 | ||
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. | |
9 | ||
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. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
ab84e3ff | 16 | License along with the GNU C Library. If not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
3de10437 DJ |
18 | |
19 | #include <sysdep.h> | |
20 | #include <rtld-global-offsets.h> | |
21 | #include <shlib-compat.h> | |
22 | ||
23 | #define __ASSEMBLY__ | |
24 | #include <asm/ptrace.h> | |
25 | #include "ucontext_i.h" | |
26 | ||
27 | #define __CONTEXT_FUNC_NAME __getcontext | |
28 | #undef __CONTEXT_ENABLE_FPRS | |
29 | #undef __CONTEXT_ENABLE_VRS | |
30 | ||
31 | #include "getcontext-common.S" | |
32 | ||
33 | versioned_symbol (libc, __getcontext, getcontext, GLIBC_2_3_4) | |
34 | ||
35 | #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4) | |
36 | ||
5556231d | 37 | /* For the nofpu case the old/new versions are the same function. */ |
3de10437 DJ |
38 | strong_alias (__getcontext, __novec_getcontext) |
39 | ||
40 | compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3_3) | |
41 | ||
42 | #endif | |
43 | ||
44 | #if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3) | |
45 | ||
46 | #define _ERRNO_H 1 | |
47 | #include <bits/errno.h> | |
48 | ||
49 | compat_text_section | |
50 | ENTRY (__getcontext_stub) | |
51 | li r3,ENOSYS | |
52 | b __syscall_error@local | |
53 | END (__getcontext_stub) | |
54 | .previous | |
55 | ||
56 | compat_symbol (libc, __getcontext_stub, getcontext, GLIBC_2_1) | |
57 | ||
58 | #endif |