50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
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/*
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* Copyright 2003-2007, Axel Dörfler, [email protected]. 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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#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 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_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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