189 lines
4.8 KiB
C
189 lines
4.8 KiB
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2017-09-12 Bernard The first version
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*/
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#ifndef LIBC_SIGNAL_H__
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#define LIBC_SIGNAL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef HAVE_CCONFIG_H
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#include <cconfig.h>
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#endif
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#ifndef HAVE_SIGVAL
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/* Signal Generation and Delivery, P1003.1b-1993, p. 63
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NOTE: P1003.1c/D10, p. 34 adds sigev_notify_function and
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sigev_notify_attributes to the sigevent structure. */
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union sigval
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{
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int sival_int; /* Integer signal value */
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void *sival_ptr; /* Pointer signal value */
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};
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#endif
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#ifndef HAVE_SIGEVENT
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struct sigevent
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{
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int sigev_notify; /* Notification type */
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int sigev_signo; /* Signal number */
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union sigval sigev_value; /* Signal value */
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void (*sigev_notify_function)( union sigval );
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/* Notification function */
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void *sigev_notify_attributes; /* Notification Attributes, really pthread_attr_t */
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};
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#endif
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#ifndef HAVE_SIGINFO
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struct siginfo
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{
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rt_uint16_t si_signo;
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rt_uint16_t si_code;
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union sigval si_value;
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};
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typedef struct siginfo siginfo_t;
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#endif
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#define SI_USER 0x01 /* Signal sent by kill(). */
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#define SI_QUEUE 0x02 /* Signal sent by sigqueue(). */
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#define SI_TIMER 0x03 /* Signal generated by expiration of a
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timer set by timer_settime(). */
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#define SI_ASYNCIO 0x04 /* Signal generated by completion of an
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asynchronous I/O request. */
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#define SI_MESGQ 0x05 /* Signal generated by arrival of a
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message on an empty message queue. */
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#ifdef RT_USING_NEWLIB
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#include <sys/signal.h>
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#endif
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#if defined(__CC_ARM) || defined(__CLANG_ARM)
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#include <signal.h>
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typedef unsigned long sigset_t;
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#define SIGHUP 1
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/* #define SIGINT 2 */
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#define SIGQUIT 3
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/* #define SIGILL 4 */
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#define SIGTRAP 5
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/* #define SIGABRT 6 */
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#define SIGEMT 7
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/* #define SIGFPE 8 */
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#define SIGKILL 9
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#define SIGBUS 10
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/* #define SIGSEGV 11 */
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#define SIGSYS 12
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#define SIGPIPE 13
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#define SIGALRM 14
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/* #define SIGTERM 15 */
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#define SIGURG 16
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#define SIGSTOP 17
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#define SIGTSTP 18
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#define SIGCONT 19
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#define SIGCHLD 20
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#define SIGTTIN 21
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#define SIGTTOU 22
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#define SIGPOLL 23
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#define SIGWINCH 24
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/* #define SIGUSR1 25 */
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/* #define SIGUSR2 26 */
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#define SIGRTMIN 27
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#define SIGRTMAX 31
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#define NSIG 32
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#define SIG_SETMASK 0 /* set mask with sigprocmask() */
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#define SIG_BLOCK 1 /* set of signals to block */
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#define SIG_UNBLOCK 2 /* set of signals to, well, unblock */
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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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#define sigaddset(what,sig) (*(what) |= (1<<(sig)), 0)
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#define sigdelset(what,sig) (*(what) &= ~(1<<(sig)), 0)
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#define sigemptyset(what) (*(what) = 0, 0)
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#define sigfillset(what) (*(what) = ~(0), 0)
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#define sigismember(what,sig) (((*(what)) & (1<<(sig))) != 0)
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int sigprocmask (int how, const sigset_t *set, sigset_t *oset);
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int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
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#elif defined(__IAR_SYSTEMS_ICC__)
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#include <signal.h>
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typedef unsigned long sigset_t;
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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/* #define SIGABRT 6 */
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#define SIGEMT 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGBUS 10
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#define SIGSEGV 11
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#define SIGSYS 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGURG 16
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#define SIGSTOP 17
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#define SIGTSTP 18
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#define SIGCONT 19
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#define SIGCHLD 20
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#define SIGTTIN 21
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#define SIGTTOU 22
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#define SIGPOLL 23
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#define SIGWINCH 24
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#define SIGUSR1 25
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#define SIGUSR2 26
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#define SIGRTMIN 27
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#define SIGRTMAX 31
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#define NSIG 32
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#define SIG_SETMASK 0 /* set mask with sigprocmask() */
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#define SIG_BLOCK 1 /* set of signals to block */
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#define SIG_UNBLOCK 2 /* set of signals to, well, unblock */
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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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#define sigaddset(what,sig) (*(what) |= (1<<(sig)), 0)
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#define sigdelset(what,sig) (*(what) &= ~(1<<(sig)), 0)
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#define sigemptyset(what) (*(what) = 0, 0)
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#define sigfillset(what) (*(what) = ~(0), 0)
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#define sigismember(what,sig) (((*(what)) & (1<<(sig))) != 0)
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int sigprocmask (int how, const sigset_t *set, sigset_t *oset);
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int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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