sl@0: /*-
sl@0: * Copyright (c) 1991, 1993
sl@0: * The Regents of the University of California. All rights reserved.
sl@0: *
sl@0: * Redistribution and use in source and binary forms, with or without
sl@0: * modification, are permitted provided that the following conditions
sl@0: * are met:
sl@0: * 1. Redistributions of source code must retain the above copyright
sl@0: * notice, this list of conditions and the following disclaimer.
sl@0: * 2. Redistributions in binary form must reproduce the above copyright
sl@0: * notice, this list of conditions and the following disclaimer in the
sl@0: * documentation and/or other materials provided with the distribution.
sl@0: * 4. Neither the name of the University nor the names of its contributors
sl@0: * may be used to endorse or promote products derived from this software
sl@0: * without specific prior written permission.
sl@0: *
sl@0: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
sl@0: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sl@0: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
sl@0: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
sl@0: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
sl@0: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
sl@0: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
sl@0: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
sl@0: * SUCH DAMAGE.
sl@0: *
sl@0: * Portions Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
sl@0: * @(#)signal.h 8.3 (Berkeley) 3/30/94
sl@0: * $FreeBSD: src/include/signal.h,v 1.24 2003/03/31 23:30:41 jeff Exp $
sl@0: */
sl@0:
sl@0: #ifndef _SIGNAL_H_
sl@0: #define _SIGNAL_H_
sl@0:
sl@0: #include <sys/cdefs.h>
sl@0: #include <sys/types.h>
sl@0: #include <sys/signal.h>
sl@0:
sl@0: __BEGIN_DECLS
sl@0:
sl@0: struct timespec;
sl@0: /* The following definitions have been taken from siglist.c file
sl@0: * Once signals are implemented then these definitions must be moved to that
sl@0: * file. (sys_signame,sys_siglist,sys_nsig) */
sl@0:
sl@0: static const char *const sys_signame[NSIG] = {
sl@0: "Signal 0",
sl@0: "hup", /* SIGHUP */
sl@0: "int", /* SIGINT */
sl@0: "quit", /* SIGQUIT */
sl@0: "ill", /* SIGILL */
sl@0: "trap", /* SIGTRAP */
sl@0: "abrt", /* SIGABRT */
sl@0: "emt", /* SIGEMT */
sl@0: "fpe", /* SIGFPE */
sl@0: "kill", /* SIGKILL */
sl@0: "bus", /* SIGBUS */
sl@0: "segv", /* SIGSEGV */
sl@0: "sys", /* SIGSYS */
sl@0: "pipe", /* SIGPIPE */
sl@0: "alrm", /* SIGALRM */
sl@0: "term", /* SIGTERM */
sl@0: "urg", /* SIGURG */
sl@0: "stop", /* SIGSTOP */
sl@0: "tstp", /* SIGTSTP */
sl@0: "cont", /* SIGCONT */
sl@0: "chld", /* SIGCHLD */
sl@0: "ttin", /* SIGTTIN */
sl@0: "ttou", /* SIGTTOU */
sl@0: "io", /* SIGIO */
sl@0: "xcpu", /* SIGXCPU */
sl@0: "xfsz", /* SIGXFSZ */
sl@0: "vtalrm", /* SIGVTALRM */
sl@0: "prof", /* SIGPROF */
sl@0: "winch", /* SIGWINCH */
sl@0: "info", /* SIGINFO */
sl@0: "usr1", /* SIGUSR1 */
sl@0: "usr2" /* SIGUSR2 */
sl@0: };
sl@0:
sl@0: static const char *const sys_siglist[NSIG] = {
sl@0: "Signal 0",
sl@0: "Hangup", /* SIGHUP */
sl@0: "Interrupt", /* SIGINT */
sl@0: "Quit", /* SIGQUIT */
sl@0: "Illegal instruction", /* SIGILL */
sl@0: "Trace/BPT trap", /* SIGTRAP */
sl@0: "Abort trap", /* SIGABRT */
sl@0: "EMT trap", /* SIGEMT */
sl@0: "Floating point exception", /* SIGFPE */
sl@0: "Killed", /* SIGKILL */
sl@0: "Bus error", /* SIGBUS */
sl@0: "Segmentation fault", /* SIGSEGV */
sl@0: "Bad system call", /* SIGSYS */
sl@0: "Broken pipe", /* SIGPIPE */
sl@0: "Alarm clock", /* SIGALRM */
sl@0: "Terminated", /* SIGTERM */
sl@0: "Urgent I/O condition", /* SIGURG */
sl@0: "Suspended (signal)", /* SIGSTOP */
sl@0: "Suspended", /* SIGTSTP */
sl@0: "Continued", /* SIGCONT */
sl@0: "Child exited", /* SIGCHLD */
sl@0: "Stopped (tty input)", /* SIGTTIN */
sl@0: "Stopped (tty output)", /* SIGTTOU */
sl@0: "I/O possible", /* SIGIO */
sl@0: "Cputime limit exceeded", /* SIGXCPU */
sl@0: "Filesize limit exceeded", /* SIGXFSZ */
sl@0: "Virtual timer expired", /* SIGVTALRM */
sl@0: "Profiling timer expired", /* SIGPROF */
sl@0: "Window size changes", /* SIGWINCH */
sl@0: "Information request", /* SIGINFO */
sl@0: "User defined signal 1", /* SIGUSR1 */
sl@0: "User defined signal 2" /* SIGUSR2 */
sl@0: };
sl@0:
sl@0: #if !defined (SIG_BLOCK)
sl@0: #define SIG_UNBLOCK 1
sl@0: #define SIG_BLOCK 2
sl@0: #define SIG_SETMASK 3
sl@0: #endif
sl@0:
sl@0: /* Type for data associated with a signal. */
sl@0: union sigval
sl@0: {
sl@0: int sival_int;
sl@0: void *sival_ptr;
sl@0: };
sl@0:
sl@0: typedef struct __siginfo_t
sl@0: {
sl@0: int si_signo;
sl@0: int si_code;
sl@0: int si_errno;
sl@0: pid_t si_pid;
sl@0: uid_t si_uid;
sl@0: void *si_addr;
sl@0: int si_status;
sl@0: long si_band;
sl@0: union sigval si_value;
sl@0: } siginfo_t;
sl@0:
sl@0:
sl@0: typedef struct sigevent
sl@0: {
sl@0: union sigval sigev_value;
sl@0: int sigev_signo;
sl@0: int sigev_notify;
sl@0:
sl@0: void (*sigev_notify_function) (union sigval); /* Function to start. */
sl@0: void *sigev_notify_attributes; /* Really pthread_attr_t. */
sl@0: } sigevent_t;
sl@0:
sl@0: /* `sigev_notify' values. */
sl@0: enum
sl@0: {
sl@0: SIGEV_SIGNAL = 0, /* Notify via signal. */
sl@0: # define SIGEV_SIGNAL SIGEV_SIGNAL
sl@0: SIGEV_NONE, /* Other notification: meaningless. */
sl@0: # define SIGEV_NONE SIGEV_NONE
sl@0: SIGEV_THREAD, /* Deliver via thread creation. */
sl@0: # define SIGEV_THREAD SIGEV_THREAD
sl@0:
sl@0: SIGEV_THREAD_ID = 4 /* Send signal to specific thread. */
sl@0: #define SIGEV_THREAD_ID SIGEV_THREAD_ID
sl@0: };
sl@0:
sl@0: static const int sys_nsig = sizeof(sys_siglist) / sizeof(sys_siglist[0]);
sl@0:
sl@0: IMPORT_C int sigaction(int sig, const struct sigaction *act, struct sigaction *oact);
sl@0:
sl@0: IMPORT_C int sigemptyset(sigset_t* set);
sl@0:
sl@0: #ifdef SYMBIAN_OE_POSIX_SIGNALS
sl@0: IMPORT_C int kill(pid_t pid, int sig);
sl@0: IMPORT_C int raise(int sig);
sl@0: IMPORT_C int sigqueue(pid_t pid, int sig, const union sigval value);
sl@0:
sl@0: IMPORT_C int sigfillset(sigset_t *set);
sl@0: IMPORT_C int sigaddset(sigset_t *set, int signo);
sl@0: IMPORT_C int sigdelset(sigset_t *set, int signo);
sl@0: IMPORT_C int sigismember(const sigset_t *set, int signo);
sl@0: IMPORT_C int sigandset(sigset_t * set, const sigset_t * left, const sigset_t * right);
sl@0: IMPORT_C int sigorset(sigset_t * set, const sigset_t * left, const sigset_t * right);
sl@0: IMPORT_C int sigisemptyset(const sigset_t * set);
sl@0:
sl@0: IMPORT_C int sigprocmask(int how, const sigset_t* set,sigset_t* oset);
sl@0: IMPORT_C int sighold(int signo);
sl@0: IMPORT_C int sigrelse(int signo);
sl@0: IMPORT_C int sigpause(int signo);
sl@0:
sl@0: IMPORT_C int sigwait(const sigset_t *set, int *sig);
sl@0: IMPORT_C int sigtimedwait(const sigset_t *set, siginfo_t *info,
sl@0: const struct timespec *timeout);
sl@0: IMPORT_C int sigwaitinfo(const sigset_t *set, siginfo_t *info);
sl@0:
sl@0: IMPORT_C void (*bsd_signal(int, void (*)(int)))(int);
sl@0: IMPORT_C void (*sigset(int, void (*)(int)))(int);
sl@0: IMPORT_C void (*signal(int, void (*)(int)))(int);
sl@0: IMPORT_C int sigpending(sigset_t *set);
sl@0: IMPORT_C int sigignore(int sig);
sl@0: IMPORT_C void psignal(int sig, const char *s);
sl@0:
sl@0: IMPORT_C int sigenable();
sl@0:
sl@0: #endif
sl@0: __END_DECLS
sl@0:
sl@0: #endif /* !_SIGNAL_H_ */