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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c
1 /* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 /* 64 bit Linux for S/390 only has rt signals, thus we do not even want to try
20 falling back to the old style signals as the default Linux handler does. */
27 #include <sys/syscall.h>
29 /* The variable is shared between all wrappers around signal handling
30 functions which have RT equivalents. This is the definition. */
33 /* If ACT is not NULL, change the action for SIG to *ACT.
34 If OACT is not NULL, put the old action for SIG in *OACT. */
36 __libc_sigaction (sig
, act
, oact
)
38 const struct sigaction
*act
;
39 struct sigaction
*oact
;
41 /* XXX The size argument hopefully will have to be changed to the
42 real size of the user-level sigset_t. */
43 return INLINE_SYSCALL (rt_sigaction
, 4, sig
, act
, oact
, _NSIG
/ 8);
45 libc_hidden_def (__libc_sigaction
)
47 #ifndef LIBC_SIGACTION
48 weak_alias (__libc_sigaction
, __sigaction
)
49 libc_hidden_weak (__sigaction
)
50 weak_alias (__libc_sigaction
, sigaction
)