/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* Copyright (c) 1988 AT&T */ /* All Rights Reserved */ /* * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SIGNAL_H #define _SIGNAL_H #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5.3.4 */ #include #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ defined(__XOPEN_OR_POSIX) #include /* need pid_t/uid_t/size_t/clock_t/caddr_t/pthread_t */ #endif #include #include /* * Allow global visibility for symbols defined in * C++ "std" namespace in . */ #if __cplusplus >= 199711L using std::sig_atomic_t; using std::signal; using std::raise; #endif #ifdef __cplusplus extern "C" { #endif #if defined(__STDC__) extern const char **_sys_siglistp; /* signal descriptions */ extern const int _sys_siglistn; /* # of signal descriptions */ #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) #define _sys_siglist _sys_siglistp #define _sys_nsig _sys_siglistn #endif #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ defined(__XOPEN_OR_POSIX) extern int kill(pid_t, int); extern int sigaction(int, const struct sigaction *_RESTRICT_KYWD, struct sigaction *_RESTRICT_KYWD); #ifndef _KERNEL extern int sigaddset(sigset_t *, int); extern int sigdelset(sigset_t *, int); extern int sigemptyset(sigset_t *); extern int sigfillset(sigset_t *); extern int sigismember(const sigset_t *, int); #endif extern int sigpending(sigset_t *); extern int sigprocmask(int, const sigset_t *_RESTRICT_KYWD, sigset_t *_RESTRICT_KYWD); extern int sigsuspend(const sigset_t *); #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC)... */ #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ !defined(__XOPEN_OR_POSIX)) #include extern int gsignal(int); extern int (*ssignal(int, int (*)(int)))(int); extern int sigsend(idtype_t, id_t, int); extern int sigsendset(const procset_t *, int); extern int sig2str(int, char *); extern int str2sig(const char *, int *); #define SIG2STR_MAX 32 #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC)... */ #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ !defined(__XOPEN_OR_POSIX)) || defined(_XPG4_2) extern void (*bsd_signal(int, void (*)(int)))(int); extern int killpg(pid_t, int); extern int siginterrupt(int, int); extern int sigaltstack(const stack_t *_RESTRICT_KYWD, stack_t *_RESTRICT_KYWD); extern int sighold(int); extern int sigignore(int); extern int sigpause(int); extern int sigrelse(int); extern void (*sigset(int, void (*)(int)))(int); #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && ... */ /* Marked as LEGACY in SUSv2 and removed in SUSv3 */ #if defined(__EXTENSIONS__) || \ (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ (defined(_XPG4_2) && !defined(_XPG6)) extern int sigstack(struct sigstack *, struct sigstack *); #endif #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE > 2) #include #include extern int pthread_kill(pthread_t, int); extern int pthread_sigmask(int, const sigset_t *_RESTRICT_KYWD, sigset_t *_RESTRICT_KYWD); extern int sigwaitinfo(const sigset_t *_RESTRICT_KYWD, siginfo_t *_RESTRICT_KYWD); extern int sigtimedwait(const sigset_t *_RESTRICT_KYWD, siginfo_t *_RESTRICT_KYWD, const struct timespec *_RESTRICT_KYWD); extern int sigqueue(pid_t, int, const union sigval); #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && */ #else /* __STDC__ */ extern char **_sys_siglistp; /* signal descriptions */ extern int _sys_siglistn; /* # of signal descriptions */ #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) #define _sys_siglist _sys_siglistp #define _sys_nsig _sys_siglistn #endif #if defined(__EXTENSIONS__) || defined(__XOPEN_OR_POSIX) extern int kill(); extern int sigaction(); #ifndef _KERNEL extern int sigaddset(); extern int sigdelset(); extern int sigemptyset(); extern int sigfillset(); extern int sigismember(); #endif extern int sigpending(); extern int sigprocmask(); extern int sigsuspend(); #endif /* defined(__EXTENSIONS__)... */ #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ defined(_XPG4_2) extern void (*bsd_signal())(); extern int killpg(); extern int siginterrupt(); #endif /* defined(__EXTENSIONS__) ... */ #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ (defined(_XPG4_2) && !defined(_XPG6)) extern int sigstack(); #endif #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) extern int gsignal(); extern int (*ssignal)(); extern int sigsend(); extern int sigsendset(); extern int sig2str(); extern int str2sig(); #define SIG2STR_MAX 32 #endif #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ defined(_XPG4_2) extern int sigaltstack(); extern int sighold(); extern int sigignore(); extern int sigpause(); extern int sigrelse(); extern void (*sigset())(); #endif #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ (_POSIX_C_SOURCE > 2) #include #include extern int pthread_kill(); extern int pthread_sigmask(); extern int sigwaitinfo(); extern int sigtimedwait(); extern int sigqueue(); #endif #endif /* __STDC__ */ /* * sigwait() prototype is defined here. */ #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE - 0 >= 199506L) || \ defined(_POSIX_PTHREAD_SEMANTICS) #if defined(__STDC__) #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) #ifdef __PRAGMA_REDEFINE_EXTNAME #pragma redefine_extname sigwait __posix_sigwait extern int sigwait(const sigset_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); #else /* __PRAGMA_REDEFINE_EXTNAME */ extern int __posix_sigwait(const sigset_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); #ifdef __lint #define sigwait __posix_sigwait #else /* !__lint */ static int sigwait(const sigset_t *_RESTRICT_KYWD __setp, int *_RESTRICT_KYWD __signo) { return (__posix_sigwait(__setp, __signo)); } #endif /* !__lint */ #endif /* __PRAGMA_REDEFINE_EXTNAME */ #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ extern int sigwait(sigset_t *); #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ #else /* __STDC__ */ #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) #ifdef __PRAGMA_REDEFINE_EXTNAME #pragma redefine_extname sigwait __posix_sigwait extern int sigwait(); #else /* __PRAGMA_REDEFINE_EXTNAME */ extern int __posix_sigwait(); #ifdef __lint #define sigwait __posix_sigwait #else /* !__lint */ static int sigwait(__setp, __signo) sigset_t *__setp; int *__signo; { return (__posix_sigwait(__setp, __signo)); } #endif /* !__lint */ #endif /* __PRAGMA_REDEFINE_EXTNAME */ #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ extern int sigwait(); #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ #endif /* __STDC__ */ #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) ... */ #ifdef __cplusplus } #endif #endif /* _SIGNAL_H */