1 /* 2 * Copyright 2003-2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5 #ifndef _KERNEL_SIGNAL_H 6 #define _KERNEL_SIGNAL_H 7 8 9 #include <KernelExport.h> 10 #include <signal.h> 11 12 13 #define KILL_SIGNALS ((1L << (SIGKILL - 1)) | (1L << (SIGKILLTHR - 1))) 14 15 16 #ifdef __cplusplus 17 extern "C" { 18 #endif 19 20 extern bool handle_signals(struct thread *thread); 21 extern bool is_kill_signal_pending(void); 22 extern int has_signals_pending(void *_thread); 23 24 extern int sigaction_etc(thread_id threadID, int signal, 25 const struct sigaction *act, struct sigaction *oldAction); 26 27 extern int _user_send_signal(pid_t tid, uint sig); 28 extern int _user_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet); 29 extern int _user_sigaction(int sig, const struct sigaction *action, 30 struct sigaction *oldAction); 31 extern bigtime_t _user_set_alarm(bigtime_t time, uint32 mode); 32 extern int _user_sigsuspend(const sigset_t *mask); 33 extern int _user_sigpending(sigset_t *set); 34 35 #ifdef __cplusplus 36 } 37 #endif 38 39 #endif /* _KERNEL_SIGNAL_H */ 40