1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
/* Copyright (C) 1992, 1994, 1997, 2003, 2004 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/>. */
/* Copy of sysdeps/generic/sigjmp.c modified for backward compatibility
with old non AltiVec/VMX setjmp. */
#include <bits/wordsize.h>
#include <shlib-compat.h>
#if !defined NOT_IN_libc && defined SHARED
# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)
# include <stddef.h>
# include <novmxsetjmp.h>
# include <signal.h>
/* This function is called by the `sigsetjmp' macro
before doing a `__setjmp' on ENV[0].__jmpbuf.
Always return zero. */
int
__novmx__sigjmp_save (__novmx__sigjmp_buf env, int savemask)
{
env[0].__mask_was_saved = (savemask &&
__sigprocmask (SIG_BLOCK, (sigset_t *) NULL,
&env[0].__saved_mask) == 0);
return 0;
}
# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */
#endif /* !NOT_IN_libc && SHARED */
|
