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110 lines
3.4 KiB
C
110 lines
3.4 KiB
C
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/* Copyright 1994-1995 The Santa Cruz Operation, Inc. All Rights Reserved. */
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#if defined(_NO_PROTOTYPE) /* Old, crufty environment */
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#include <sys/oldstyle/signal.h>
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#elif defined(_XOPEN_SOURCE) || defined(_XPG4_VERS) /* Xpg4 environment */
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#include <xpg4/signal.h>
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#elif defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) /* Posix environment */
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#include <sys/posix/__signal.h>
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#elif _STRICT_ANSI /* Pure Ansi/ISO environment */
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#include <sys/ansi/signal.h>
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#elif defined(_SCO_ODS_30) /* Old, Tbird compatible environment */
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#include <sys/ods_30_compat/signal.h>
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#else /* Normal, default environment */
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/*
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* Portions Copyright (C) 1983-1995 The Santa Cruz Operation, Inc.
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* All Rights Reserved.
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*
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* The information in this file is provided for the exclusive use of
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* the licensees of The Santa Cruz Operation, Inc. Such users have the
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* right to use, modify, and incorporate this code into other products
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* for purposes authorized by the license agreement provided they include
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* this notice and the associated copyright notice with any such product.
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* The information in this file is provided "AS IS" without warranty.
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*/
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/* Portions Copyright (c) 1990, 1991, 1992, 1993 UNIX System Laboratories, Inc. */
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/* Portions Copyright (c) 1979 - 1990 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
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/* UNIX System Laboratories, Inc. */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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#ifndef ___SIGNAL_H
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#define ___SIGNAL_H
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#pragma comment(exestr, "xpg4plus @(#) signal.h 20.3 94/12/19 ")
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#ifndef _SIG_ATOMIC_T
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#define _SIG_ATOMIC_T
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/* atomic entity for signal handling */
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typedef int sig_atomic_t;
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#endif
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extern const char * const _sys_siglist[];
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extern const int _sys_nsig;
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#ifndef _SYS_SIGNAL_H
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#include <sys/signal.h>
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#endif
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#define SignalBad ((SignalHandler)-1)
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#define SignalDefault ((SignalHandler)0)
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#define SignalIgnore ((SignalHandler)1)
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#define __sigmask(sig) (1 << ((sig) - 1))
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#define __SIGEMPTYSET (~SIGALL)
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#define __SIGFILLSET SIGALL
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#define __SIGADDSET(s,n) ((*s) |= (__sigmask(n)))
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#define __SIGDELSET(s,n) ((*s) &= ~(__sigmask(n)))
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#define __SIGISMEMBER(s,n) ((*s) & (__sigmask(n)))
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#if !defined(_SYS_TYPES_H)
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#include <sys/types.h>
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#endif
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#if __cplusplus
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extern "C" {
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#endif
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extern void (*signal(int, void(*)(int)))(int);
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extern int raise(int);
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extern void (*bsd_signal(int, void(*)(int)))(int);
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extern int ( *ssignal( int, int(*)(int) ) )(int);
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extern void ( *sigset( int, void(*)(int) ) )(int);
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extern int killpg(pid_t, int);
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#ifdef SS_ONSTACK /* Not defined on old versions of the OS */
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extern int sigaltstack(const stack_t *, stack_t *);
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extern int sigstack(struct sigstack *, struct sigstack *);
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#endif
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extern int sighold(int);
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extern int sigignore(int);
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extern int siginterrupt(int, int);
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extern int sigpause(int);
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extern int sigrelse(int);
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extern int (sigfillset)(sigset_t *);
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extern int (sigemptyset)(sigset_t *);
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extern int (sigaddset)(sigset_t *, int);
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extern int (sigdelset)(sigset_t *, int);
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extern int (sigismember)(const sigset_t *, int);
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extern int sigpending(sigset_t *);
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extern int sigsuspend(const sigset_t *);
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extern int sigprocmask(int, const sigset_t *, sigset_t *);
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extern int kill(pid_t, int);
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extern int sigaction(int, const struct sigaction *, struct sigaction *);
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#if __cplusplus
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};
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#endif
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#endif /* ___SIGNAL_H */
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#endif
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