usr/src/include/signal.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)signal.h    5.2 (Berkeley) %G%
 */

#ifndef _USER_SIGNAL_H
#define _USER_SIGNAL_H

#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/signal.h>

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
extern char *sys_signame[NSIG];
extern char *sys_siglist[NSIG];
#endif

#define sigaddset(set, signo)   (*(set) |= 1 << ((signo) - 1), 0)
#define sigdelset(set, signo)   (*(set) &= ~(1 << ((signo) - 1)), 0)
#define sigemptyset(set)        (*(set) = 0)
#define sigfillset(set)         (*(set) = ~(sigset_t)0, 0)
#define sigismember(set, signo) ((*(set) & (1 << ((signo) - 1))) != 0)

__BEGIN_DECLS
int     raise __P((int));
void    (*signal __P((int, void (*) __P((int))))) __P((int));
#ifndef _ANSI_SOURCE
int     kill __P((pid_t, int));
int     sigaction __P((int, const struct sigaction *, struct sigaction *));
int     sigaddset __P((sigset_t *, int));
int     sigdelset __P((sigset_t *, int));
int     sigemptyset __P((sigset_t *));
int     sigfillset __P((sigset_t *));
int     sigismember __P((const sigset_t *, int));
int     sigpending __P((sigset_t *));
int     sigprocmask __P((int, const sigset_t *, sigset_t *));
int     sigsuspend __P((const sigset_t *));
#ifndef _POSIX_SOURCE
int     killpg __P((pid_t, int));
int     sigblock __P((int));
int     siginterrupt __P((int, int));
int     sigpause __P((int));
int     sigreturn __P((struct sigcontext *));
int     sigsetmask __P((int));
int     sigstack __P((const struct sigstack *, struct sigstack *));
int     sigvec __P((int, struct sigvec *, struct sigvec *));
void    psignal __P((unsigned int, const char *));
#endif  /* !_POSIX_SOURCE */
#endif  /* !_ANSI_SOURCE */
__END_DECLS

#endif  /* !_USER_SIGNAL_H */