#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Copyright (c) 1982 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* Copyright (c) 1987 by Sun Microsystems, Inc.
*/
#ifndef __signal_h
#define __signal_h
#ifndef _POSIX_SOURCE
#include <sys/signal.h>
#else
/*
* All of the below is drawn from sys/signal.h. Adding anything here means you
* add it in sys/signal.h as well.
*/
#define SIGHUP 1 /* hangup */
#define SIGINT 2 /* interrupt */
#define SIGQUIT 3 /* quit */
#define SIGILL 4 /* illegal instruction (not reset when caught) */
#define SIGTRAP 5 /* trace trap (not reset when caught) */
#define SIGIOT 6 /* IOT instruction */
#define SIGABRT 6 /* used by abort, replace SIGIOT in the future */
#define SIGEMT 7 /* EMT instruction */
#define SIGFPE 8 /* floating point exception */
#define SIGKILL 9 /* kill (cannot be caught or ignored) */
#define SIGBUS 10 /* bus error */
#define SIGSEGV 11 /* segmentation violation */
#define SIGSYS 12 /* bad argument to system call */
#define SIGPIPE 13 /* write on a pipe with no one to read it */
#define SIGALRM 14 /* alarm clock */
#define SIGTERM 15 /* software termination signal from kill */
#define SIGURG 16 /* urgent condition on IO channel */
#define SIGSTOP 17 /* sendable stop signal not from tty */
#define SIGTSTP 18 /* stop signal from tty */
#define SIGCONT 19 /* continue a stopped process */
#define SIGCHLD 20 /* to parent on child stop or exit */
#define SIGCLD 20 /* System V name for SIGCHLD */
#define SIGTTIN 21 /* to readers pgrp upon background tty read */
#define SIGTTOU 22 /* like TTIN for output if (tp->t_local&LTOSTOP) */
#define SIGIO 23 /* input/output possible signal */
#define SIGPOLL SIGIO /* System V name for SIGIO */
#define SIGXCPU 24 /* exceeded CPU time limit */
#define SIGXFSZ 25 /* exceeded file size limit */
#define SIGVTALRM 26 /* virtual time alarm */
#define SIGPROF 27 /* profiling time alarm */
#define SIGWINCH 28 /* window changed */
#define SIGLOST 29 /* resource lost (eg, record-lock lost) */
#define SIGUSR1 30 /* user defined signal 1 */
#define SIGUSR2 31 /* user defined signal 2 */
/* signal() args & returns */
#define SIG_ERR (void (*)())-1
#define SIG_DFL (void (*)())0
#define SIG_IGN (void (*)())1
#define SIG_HOLD (void (*)())3
/* sigprocmask flags */
#define SIG_BLOCK 0x0001
#define SIG_UNBLOCK 0x0002
#define SIG_SETMASK 0x0004
/* sa_flags flag; also supports all the sigvec flags in sys/signal.h */
#define SA_NOCLDSTOP 0x0008 /* don't send a SIGCHLD on child stop */
#include <sys/stdtypes.h> /* for sigset_t */
struct sigaction {
void (*sa_handler)();
sigset_t sa_mask;
int sa_flags;
};
void (*signal())();
int kill(/* pid_t p, int sig */);
int sigaction(/* int signo,
struct sigaction *act, struct sigaction *oldact */);
int sigaddset(/* sigset_t *mask, int signo */);
int sigdelset(/* sigset_t *mask, int signo */);
int sigemptyset(/* sigset_t *mask */);
int sigfillset(/* sigset_t *mask */);
int sigismember(/* sigset_t *mask, int signo */);
int sigpending(/* sigset_t *set */);
int sigprocmask(/* int how, sigset_t *set, *oldset */);
int sigsuspend(/* sigset_t *mask */);
#endif /* _POSIX_SOURCE */
#endif /* !__signal_h */