10f0fc8f20
* Not sure if it works as intended, as the specs are a bit vague. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24717 a95241bf-73f2-0310-859d-f6bbb57e9c96
54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/*
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* Copyright 2003-2008, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_SIGNAL_H
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#define _KERNEL_SIGNAL_H
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#include <KernelExport.h>
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#include <signal.h>
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#define KILL_SIGNALS ((1L << (SIGKILL - 1)) | (1L << (SIGKILLTHR - 1)))
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#define SIGNAL_TO_MASK(signal) (1LL << (signal - 1))
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// additional send_signal_etc() flag
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#define SIGNAL_FLAG_TEAMS_LOCKED (0x10000)
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// interrupts are disabled and team lock is held
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#define SIGNAL_FLAG_DONT_RESTART_SYSCALL (0x20000)
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern bool handle_signals(struct thread *thread);
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extern bool is_kill_signal_pending(void);
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extern int has_signals_pending(void *_thread);
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extern bool is_signal_blocked(int signal);
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extern void update_current_thread_signals_flag();
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extern int sigaction_etc(thread_id threadID, int signal,
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const struct sigaction *newAction, struct sigaction *oldAction);
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extern status_t _user_send_signal(pid_t tid, uint sig);
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extern status_t _user_sigprocmask(int how, const sigset_t *set,
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sigset_t *oldSet);
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extern status_t _user_sigaction(int sig, const struct sigaction *newAction,
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struct sigaction *oldAction);
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extern bigtime_t _user_set_alarm(bigtime_t time, uint32 mode);
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extern status_t _user_sigwait(const sigset_t *set, int *_signal);
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extern status_t _user_sigsuspend(const sigset_t *mask);
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extern status_t _user_sigpending(sigset_t *set);
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extern status_t _user_set_signal_stack(const stack_t *newUserStack,
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stack_t *oldUserStack);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_SIGNAL_H */
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