126 lines
2.7 KiB
C
126 lines
2.7 KiB
C
/*
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* File : signals.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2017, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2017/10/1 Bernard The first version
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*/
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#ifndef POSIX_SIGNAL_H__
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#define POSIX_SIGNAL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtthread.h>
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enum rt_signal_value{
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SIG1 = SIGHUP,
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SIG2 = SIGINT,
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SIG3 = SIGQUIT,
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SIG4 = SIGILL,
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SIG5 = SIGTRAP,
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SIG6 = SIGABRT,
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SIG7 = SIGEMT,
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SIG8 = SIGFPE,
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SIG9 = SIGKILL,
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SIG10 = SIGBUS,
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SIG11 = SIGSEGV,
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SIG12 = SIGSYS,
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SIG13 = SIGPIPE,
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SIG14 = SIGALRM,
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SIG15 = SIGTERM,
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SIG16 = SIGURG,
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SIG17 = SIGSTOP,
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SIG18 = SIGTSTP,
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SIG19 = SIGCONT,
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SIG20 = SIGCHLD,
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SIG21 = SIGTTIN,
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SIG22 = SIGTTOU,
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SIG23 = SIGPOLL,
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SIG24 = 24, // SIGXCPU,
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SIG25 = 25, // SIGXFSZ,
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SIG26 = 26, // SIGVTALRM,
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SIG27 = 27, // SIGPROF,
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SIG28 = SIGWINCH,
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SIG29 = 29, // SIGLOST,
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SIG30 = SIGUSR1,
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SIG31 = SIGUSR2,
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SIGRT_MIN = 27, // SIGRTMIN,
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SIGRT_MAX = 31, // SIGRTMAX,
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SIGMAX = NSIG,
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};
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/*
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The structure definitions on newlib:
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typedef void (*_sig_func_ptr)(int);
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struct sigaction
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{
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_sig_func_ptr sa_handler;
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sigset_t sa_mask;
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int sa_flags;
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};
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typedef int sig_atomic_t;
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typedef _sig_func_ptr sig_t;
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typedef _sig_func_ptr sighandler_t;
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When enable POSIX_REALTIME_SIGNALS/POSIX_THREADS:
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union sigval {
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int sival_int;
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void *sival_ptr;
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};
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struct sigevent {
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int sigev_notify;
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int sigev_signo;
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union sigval sigev_value;
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void (*sigev_notify_function)( union sigval );
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pthread_attr_t *sigev_notify_attributes;
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};
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typedef struct {
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int si_signo;
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int si_code;
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union sigval si_value;
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} siginfo_t;
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*/
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rt_sighandler_t rt_signal_install(int signo, rt_sighandler_t handler);
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void rt_signal_mask(int signo);
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void rt_signal_unmask(int signo);
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int rt_thread_kill(rt_thread_t tid, int sig);
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int rt_system_signal_init(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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