1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2019 Arm Limited 4 * Original author: Dave Martin <Dave.Martin@arm.com> 5 */ 6 7 #ifndef SIGNAL_H 8 #define SIGNAL_H 9 10 #include <linux/signal.h> 11 12 #include "system.h" 13 14 typedef __sighandler_t sighandler_t; 15 16 int sigemptyset(sigset_t *s); 17 int sigaddset(sigset_t *s, int n); 18 int sigaction(int n, struct sigaction *sa, const struct sigaction *old); 19 int sigprocmask(int how, const sigset_t *mask, sigset_t *old); 20 21 #endif /* ! SIGNAL_H */ 22