xref: /onnv-gate/usr/src/lib/libbc/inc/include/signal.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
2*0Sstevel@tonic-gate 
3*0Sstevel@tonic-gate /*
4*0Sstevel@tonic-gate  * Copyright (c) 1982 Regents of the University of California.
5*0Sstevel@tonic-gate  * All rights reserved.  The Berkeley software License Agreement
6*0Sstevel@tonic-gate  * specifies the terms and conditions for redistribution.
7*0Sstevel@tonic-gate  *
8*0Sstevel@tonic-gate  * Copyright (c) 1987 by Sun Microsystems, Inc.
9*0Sstevel@tonic-gate  */
10*0Sstevel@tonic-gate 
11*0Sstevel@tonic-gate #ifndef	__signal_h
12*0Sstevel@tonic-gate #define	__signal_h
13*0Sstevel@tonic-gate 
14*0Sstevel@tonic-gate #ifndef	_POSIX_SOURCE
15*0Sstevel@tonic-gate #include <sys/signal.h>
16*0Sstevel@tonic-gate #else
17*0Sstevel@tonic-gate /*
18*0Sstevel@tonic-gate  * All of the below is drawn from sys/signal.h.  Adding anything here means you
19*0Sstevel@tonic-gate  * add it in sys/signal.h as well.
20*0Sstevel@tonic-gate  */
21*0Sstevel@tonic-gate #define	SIGHUP	1	/* hangup */
22*0Sstevel@tonic-gate #define	SIGINT	2	/* interrupt */
23*0Sstevel@tonic-gate #define	SIGQUIT	3	/* quit */
24*0Sstevel@tonic-gate #define	SIGILL	4	/* illegal instruction (not reset when caught) */
25*0Sstevel@tonic-gate #define	SIGTRAP	5	/* trace trap (not reset when caught) */
26*0Sstevel@tonic-gate #define	SIGIOT	6	/* IOT instruction */
27*0Sstevel@tonic-gate #define	SIGABRT 6	/* used by abort, replace SIGIOT in the future */
28*0Sstevel@tonic-gate #define	SIGEMT	7	/* EMT instruction */
29*0Sstevel@tonic-gate #define	SIGFPE	8	/* floating point exception */
30*0Sstevel@tonic-gate #define	SIGKILL	9	/* kill (cannot be caught or ignored) */
31*0Sstevel@tonic-gate #define	SIGBUS	10	/* bus error */
32*0Sstevel@tonic-gate #define	SIGSEGV	11	/* segmentation violation */
33*0Sstevel@tonic-gate #define	SIGSYS	12	/* bad argument to system call */
34*0Sstevel@tonic-gate #define	SIGPIPE	13	/* write on a pipe with no one to read it */
35*0Sstevel@tonic-gate #define	SIGALRM	14	/* alarm clock */
36*0Sstevel@tonic-gate #define	SIGTERM	15	/* software termination signal from kill */
37*0Sstevel@tonic-gate #define	SIGURG	16	/* urgent condition on IO channel */
38*0Sstevel@tonic-gate #define	SIGSTOP	17	/* sendable stop signal not from tty */
39*0Sstevel@tonic-gate #define	SIGTSTP	18	/* stop signal from tty */
40*0Sstevel@tonic-gate #define	SIGCONT	19	/* continue a stopped process */
41*0Sstevel@tonic-gate #define	SIGCHLD	20	/* to parent on child stop or exit */
42*0Sstevel@tonic-gate #define	SIGCLD	20	/* System V name for SIGCHLD */
43*0Sstevel@tonic-gate #define	SIGTTIN	21	/* to readers pgrp upon background tty read */
44*0Sstevel@tonic-gate #define	SIGTTOU	22	/* like TTIN for output if (tp->t_local&LTOSTOP) */
45*0Sstevel@tonic-gate #define	SIGIO	23	/* input/output possible signal */
46*0Sstevel@tonic-gate #define	SIGPOLL	SIGIO	/* System V name for SIGIO */
47*0Sstevel@tonic-gate #define	SIGXCPU	24	/* exceeded CPU time limit */
48*0Sstevel@tonic-gate #define	SIGXFSZ	25	/* exceeded file size limit */
49*0Sstevel@tonic-gate #define	SIGVTALRM 26	/* virtual time alarm */
50*0Sstevel@tonic-gate #define	SIGPROF	27	/* profiling time alarm */
51*0Sstevel@tonic-gate #define	SIGWINCH 28	/* window changed */
52*0Sstevel@tonic-gate #define	SIGLOST 29	/* resource lost (eg, record-lock lost) */
53*0Sstevel@tonic-gate #define	SIGUSR1 30	/* user defined signal 1 */
54*0Sstevel@tonic-gate #define	SIGUSR2 31	/* user defined signal 2 */
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate /* signal() args & returns */
57*0Sstevel@tonic-gate #define	SIG_ERR		(void (*)())-1
58*0Sstevel@tonic-gate #define	SIG_DFL		(void (*)())0
59*0Sstevel@tonic-gate #define	SIG_IGN		(void (*)())1
60*0Sstevel@tonic-gate #define	SIG_HOLD	(void (*)())3
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate /* sigprocmask flags */
63*0Sstevel@tonic-gate #define	SIG_BLOCK		0x0001
64*0Sstevel@tonic-gate #define	SIG_UNBLOCK		0x0002
65*0Sstevel@tonic-gate #define	SIG_SETMASK		0x0004
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate /* sa_flags flag; also supports all the sigvec flags in sys/signal.h */
68*0Sstevel@tonic-gate #define	SA_NOCLDSTOP	0x0008	/* don't send a SIGCHLD on child stop */
69*0Sstevel@tonic-gate 
70*0Sstevel@tonic-gate #include <sys/stdtypes.h>	/* for sigset_t */
71*0Sstevel@tonic-gate 
72*0Sstevel@tonic-gate struct sigaction {
73*0Sstevel@tonic-gate 	void 		(*sa_handler)();
74*0Sstevel@tonic-gate 	sigset_t	sa_mask;
75*0Sstevel@tonic-gate 	int		sa_flags;
76*0Sstevel@tonic-gate };
77*0Sstevel@tonic-gate void	(*signal())();
78*0Sstevel@tonic-gate int	kill(/* pid_t p, int sig */);
79*0Sstevel@tonic-gate int	sigaction(/* int signo,
80*0Sstevel@tonic-gate 	    struct sigaction *act, struct sigaction *oldact */);
81*0Sstevel@tonic-gate int	sigaddset(/* sigset_t *mask, int signo */);
82*0Sstevel@tonic-gate int	sigdelset(/* sigset_t *mask, int signo */);
83*0Sstevel@tonic-gate int	sigemptyset(/* sigset_t *mask */);
84*0Sstevel@tonic-gate int	sigfillset(/* sigset_t *mask */);
85*0Sstevel@tonic-gate int	sigismember(/* sigset_t *mask, int signo */);
86*0Sstevel@tonic-gate int	sigpending(/* sigset_t *set */);
87*0Sstevel@tonic-gate int	sigprocmask(/* int how, sigset_t *set, *oldset */);
88*0Sstevel@tonic-gate int	sigsuspend(/* sigset_t *mask */);
89*0Sstevel@tonic-gate 
90*0Sstevel@tonic-gate #endif	/* _POSIX_SOURCE */
91*0Sstevel@tonic-gate #endif	/* !__signal_h */
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