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04277e02 | 1 | /* Copyright (C) 1997-2019 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999. | |
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 | |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
f03fe7f9 | 18 | |
664f8cb9 | 19 | /* Linux/x86_64 only has rt signals, thus we do not even want to try falling |
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20 | back to the old style signals as the default Linux handler does. */ |
21 | ||
22 | #include <errno.h> | |
23 | #include <signal.h> | |
24 | #include <unistd.h> | |
25 | ||
26 | #include <sysdep.h> | |
27 | #include <sys/syscall.h> | |
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28 | |
29 | /* Get and/or change the set of blocked signals. */ | |
30 | int | |
bd2260a2 | 31 | __sigprocmask (int how, const sigset_t *set, sigset_t *oset) |
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32 | { |
33 | ||
34 | /* XXX The size argument hopefully will have to be changed to the | |
35 | real size of the user-level sigset_t. */ | |
32a45bea | 36 | return INLINE_SYSCALL (rt_sigprocmask, 4, how, set, oset, _NSIG / 8); |
f03fe7f9 | 37 | } |
6a088436 | 38 | libc_hidden_def (__sigprocmask) |
f03fe7f9 | 39 | weak_alias (__sigprocmask, sigprocmask) |