glibc/sysdeps/unix/sysv/linux/aarch64/libc_sigaction.c
Adhemerval Zanella a894053318 signal: Add __libc_sigaction
The generic implementation basically handle the system agnostic logic
(filtering out the invalid signals) while the __libc_sigaction is
the function with implements the system and architecture bits.

Checked on x86_64-linux-gnu and i686-linux-gnu.
2021-03-18 15:54:39 -03:00

31 lines
1.1 KiB
C

/* Copyright (C) 1997-2021 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
<https://www.gnu.org/licenses/>. */
/* Required for AArch32 compatibility. */
#define SA_RESTORER 0x04000000
#define SET_SA_RESTORER(kact, act) \
({ \
if ((kact)->sa_flags & SA_RESTORER) \
(kact)->sa_restorer = (act)->sa_restorer; \
})
#define RESET_SA_RESTORER(act, kact) \
(act)->sa_restorer = (kact)->sa_restorer;
#include <sysdeps/unix/sysv/linux/libc_sigaction.c>