1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #ifndef _SIGNAL_H 32*0Sstevel@tonic-gate #define _SIGNAL_H 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5.3.4 */ 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #include <sys/feature_tests.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ 39*0Sstevel@tonic-gate defined(__XOPEN_OR_POSIX) 40*0Sstevel@tonic-gate #include <sys/types.h> /* need pid_t/uid_t/size_t/clock_t/caddr_t/pthread_t */ 41*0Sstevel@tonic-gate #endif 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #include <iso/signal_iso.h> 44*0Sstevel@tonic-gate #include <sys/signal.h> 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate /* 47*0Sstevel@tonic-gate * Allow global visibility for symbols defined in 48*0Sstevel@tonic-gate * C++ "std" namespace in <iso/signal_iso.h>. 49*0Sstevel@tonic-gate */ 50*0Sstevel@tonic-gate #if __cplusplus >= 199711L 51*0Sstevel@tonic-gate using std::sig_atomic_t; 52*0Sstevel@tonic-gate using std::signal; 53*0Sstevel@tonic-gate using std::raise; 54*0Sstevel@tonic-gate #endif 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #ifdef __cplusplus 57*0Sstevel@tonic-gate extern "C" { 58*0Sstevel@tonic-gate #endif 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate #if defined(__STDC__) 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate extern const char **_sys_siglistp; /* signal descriptions */ 64*0Sstevel@tonic-gate extern const int _sys_siglistn; /* # of signal descriptions */ 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 67*0Sstevel@tonic-gate #define _sys_siglist _sys_siglistp 68*0Sstevel@tonic-gate #define _sys_nsig _sys_siglistn 69*0Sstevel@tonic-gate #endif 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ 72*0Sstevel@tonic-gate defined(__XOPEN_OR_POSIX) 73*0Sstevel@tonic-gate extern int kill(pid_t, int); 74*0Sstevel@tonic-gate extern int sigaction(int, const struct sigaction *_RESTRICT_KYWD, 75*0Sstevel@tonic-gate struct sigaction *_RESTRICT_KYWD); 76*0Sstevel@tonic-gate #ifndef _KERNEL 77*0Sstevel@tonic-gate extern int sigaddset(sigset_t *, int); 78*0Sstevel@tonic-gate extern int sigdelset(sigset_t *, int); 79*0Sstevel@tonic-gate extern int sigemptyset(sigset_t *); 80*0Sstevel@tonic-gate extern int sigfillset(sigset_t *); 81*0Sstevel@tonic-gate extern int sigismember(const sigset_t *, int); 82*0Sstevel@tonic-gate #endif 83*0Sstevel@tonic-gate extern int sigpending(sigset_t *); 84*0Sstevel@tonic-gate extern int sigprocmask(int, const sigset_t *_RESTRICT_KYWD, 85*0Sstevel@tonic-gate sigset_t *_RESTRICT_KYWD); 86*0Sstevel@tonic-gate extern int sigsuspend(const sigset_t *); 87*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC)... */ 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 90*0Sstevel@tonic-gate !defined(__XOPEN_OR_POSIX)) 91*0Sstevel@tonic-gate #include <sys/procset.h> 92*0Sstevel@tonic-gate extern int gsignal(int); 93*0Sstevel@tonic-gate extern int (*ssignal(int, int (*)(int)))(int); 94*0Sstevel@tonic-gate extern int sigsend(idtype_t, id_t, int); 95*0Sstevel@tonic-gate extern int sigsendset(const procset_t *, int); 96*0Sstevel@tonic-gate extern int sig2str(int, char *); 97*0Sstevel@tonic-gate extern int str2sig(const char *, int *); 98*0Sstevel@tonic-gate #define SIG2STR_MAX 32 99*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC)... */ 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 102*0Sstevel@tonic-gate !defined(__XOPEN_OR_POSIX)) || defined(_XPG4_2) 103*0Sstevel@tonic-gate extern void (*bsd_signal(int, void (*)(int)))(int); 104*0Sstevel@tonic-gate extern int killpg(pid_t, int); 105*0Sstevel@tonic-gate extern int siginterrupt(int, int); 106*0Sstevel@tonic-gate extern int sigaltstack(const stack_t *_RESTRICT_KYWD, stack_t *_RESTRICT_KYWD); 107*0Sstevel@tonic-gate extern int sighold(int); 108*0Sstevel@tonic-gate extern int sigignore(int); 109*0Sstevel@tonic-gate extern int sigpause(int); 110*0Sstevel@tonic-gate extern int sigrelse(int); 111*0Sstevel@tonic-gate extern void (*sigset(int, void (*)(int)))(int); 112*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && ... */ 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */ 115*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || \ 116*0Sstevel@tonic-gate (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ 117*0Sstevel@tonic-gate (defined(_XPG4_2) && !defined(_XPG6)) 118*0Sstevel@tonic-gate extern int sigstack(struct sigstack *, struct sigstack *); 119*0Sstevel@tonic-gate #endif 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 122*0Sstevel@tonic-gate !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE > 2) 123*0Sstevel@tonic-gate #include <sys/siginfo.h> 124*0Sstevel@tonic-gate #include <time.h> 125*0Sstevel@tonic-gate extern int pthread_kill(pthread_t, int); 126*0Sstevel@tonic-gate extern int pthread_sigmask(int, const sigset_t *_RESTRICT_KYWD, 127*0Sstevel@tonic-gate sigset_t *_RESTRICT_KYWD); 128*0Sstevel@tonic-gate extern int sigwaitinfo(const sigset_t *_RESTRICT_KYWD, 129*0Sstevel@tonic-gate siginfo_t *_RESTRICT_KYWD); 130*0Sstevel@tonic-gate extern int sigtimedwait(const sigset_t *_RESTRICT_KYWD, 131*0Sstevel@tonic-gate siginfo_t *_RESTRICT_KYWD, const struct timespec *_RESTRICT_KYWD); 132*0Sstevel@tonic-gate extern int sigqueue(pid_t, int, const union sigval); 133*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && */ 134*0Sstevel@tonic-gate 135*0Sstevel@tonic-gate #else /* __STDC__ */ 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate extern char **_sys_siglistp; /* signal descriptions */ 138*0Sstevel@tonic-gate extern int _sys_siglistn; /* # of signal descriptions */ 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 141*0Sstevel@tonic-gate #define _sys_siglist _sys_siglistp 142*0Sstevel@tonic-gate #define _sys_nsig _sys_siglistn 143*0Sstevel@tonic-gate #endif 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || defined(__XOPEN_OR_POSIX) 146*0Sstevel@tonic-gate extern int kill(); 147*0Sstevel@tonic-gate extern int sigaction(); 148*0Sstevel@tonic-gate #ifndef _KERNEL 149*0Sstevel@tonic-gate extern int sigaddset(); 150*0Sstevel@tonic-gate extern int sigdelset(); 151*0Sstevel@tonic-gate extern int sigemptyset(); 152*0Sstevel@tonic-gate extern int sigfillset(); 153*0Sstevel@tonic-gate extern int sigismember(); 154*0Sstevel@tonic-gate #endif 155*0Sstevel@tonic-gate extern int sigpending(); 156*0Sstevel@tonic-gate extern int sigprocmask(); 157*0Sstevel@tonic-gate extern int sigsuspend(); 158*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__)... */ 159*0Sstevel@tonic-gate 160*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 161*0Sstevel@tonic-gate defined(_XPG4_2) 162*0Sstevel@tonic-gate extern void (*bsd_signal())(); 163*0Sstevel@tonic-gate extern int killpg(); 164*0Sstevel@tonic-gate extern int siginterrupt(); 165*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) ... */ 166*0Sstevel@tonic-gate 167*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 168*0Sstevel@tonic-gate (defined(_XPG4_2) && !defined(_XPG6)) 169*0Sstevel@tonic-gate extern int sigstack(); 170*0Sstevel@tonic-gate #endif 171*0Sstevel@tonic-gate 172*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 173*0Sstevel@tonic-gate extern int gsignal(); 174*0Sstevel@tonic-gate extern int (*ssignal)(); 175*0Sstevel@tonic-gate extern int sigsend(); 176*0Sstevel@tonic-gate extern int sigsendset(); 177*0Sstevel@tonic-gate extern int sig2str(); 178*0Sstevel@tonic-gate extern int str2sig(); 179*0Sstevel@tonic-gate #define SIG2STR_MAX 32 180*0Sstevel@tonic-gate #endif 181*0Sstevel@tonic-gate 182*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 183*0Sstevel@tonic-gate defined(_XPG4_2) 184*0Sstevel@tonic-gate extern int sigaltstack(); 185*0Sstevel@tonic-gate extern int sighold(); 186*0Sstevel@tonic-gate extern int sigignore(); 187*0Sstevel@tonic-gate extern int sigpause(); 188*0Sstevel@tonic-gate extern int sigrelse(); 189*0Sstevel@tonic-gate extern void (*sigset())(); 190*0Sstevel@tonic-gate #endif 191*0Sstevel@tonic-gate 192*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 193*0Sstevel@tonic-gate (_POSIX_C_SOURCE > 2) 194*0Sstevel@tonic-gate #include <sys/siginfo.h> 195*0Sstevel@tonic-gate #include <sys/time.h> 196*0Sstevel@tonic-gate extern int pthread_kill(); 197*0Sstevel@tonic-gate extern int pthread_sigmask(); 198*0Sstevel@tonic-gate extern int sigwaitinfo(); 199*0Sstevel@tonic-gate extern int sigtimedwait(); 200*0Sstevel@tonic-gate extern int sigqueue(); 201*0Sstevel@tonic-gate #endif 202*0Sstevel@tonic-gate 203*0Sstevel@tonic-gate #endif /* __STDC__ */ 204*0Sstevel@tonic-gate 205*0Sstevel@tonic-gate /* 206*0Sstevel@tonic-gate * sigwait() prototype is defined here. 207*0Sstevel@tonic-gate */ 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 210*0Sstevel@tonic-gate !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE - 0 >= 199506L) || \ 211*0Sstevel@tonic-gate defined(_POSIX_PTHREAD_SEMANTICS) 212*0Sstevel@tonic-gate 213*0Sstevel@tonic-gate #if defined(__STDC__) 214*0Sstevel@tonic-gate 215*0Sstevel@tonic-gate #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) 216*0Sstevel@tonic-gate 217*0Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 218*0Sstevel@tonic-gate #pragma redefine_extname sigwait __posix_sigwait 219*0Sstevel@tonic-gate extern int sigwait(const sigset_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 220*0Sstevel@tonic-gate #else /* __PRAGMA_REDEFINE_EXTNAME */ 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate extern int __posix_sigwait(const sigset_t *_RESTRICT_KYWD, 223*0Sstevel@tonic-gate int *_RESTRICT_KYWD); 224*0Sstevel@tonic-gate 225*0Sstevel@tonic-gate #ifdef __lint 226*0Sstevel@tonic-gate #define sigwait __posix_sigwait 227*0Sstevel@tonic-gate #else /* !__lint */ 228*0Sstevel@tonic-gate 229*0Sstevel@tonic-gate static int 230*0Sstevel@tonic-gate sigwait(const sigset_t *_RESTRICT_KYWD __setp, int *_RESTRICT_KYWD __signo) 231*0Sstevel@tonic-gate { 232*0Sstevel@tonic-gate return (__posix_sigwait(__setp, __signo)); 233*0Sstevel@tonic-gate } 234*0Sstevel@tonic-gate 235*0Sstevel@tonic-gate #endif /* !__lint */ 236*0Sstevel@tonic-gate #endif /* __PRAGMA_REDEFINE_EXTNAME */ 237*0Sstevel@tonic-gate 238*0Sstevel@tonic-gate #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 239*0Sstevel@tonic-gate 240*0Sstevel@tonic-gate extern int sigwait(sigset_t *); 241*0Sstevel@tonic-gate 242*0Sstevel@tonic-gate #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 243*0Sstevel@tonic-gate 244*0Sstevel@tonic-gate 245*0Sstevel@tonic-gate #else /* __STDC__ */ 246*0Sstevel@tonic-gate 247*0Sstevel@tonic-gate 248*0Sstevel@tonic-gate #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) 249*0Sstevel@tonic-gate 250*0Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 251*0Sstevel@tonic-gate #pragma redefine_extname sigwait __posix_sigwait 252*0Sstevel@tonic-gate extern int sigwait(); 253*0Sstevel@tonic-gate #else /* __PRAGMA_REDEFINE_EXTNAME */ 254*0Sstevel@tonic-gate 255*0Sstevel@tonic-gate extern int __posix_sigwait(); 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate #ifdef __lint 258*0Sstevel@tonic-gate #define sigwait __posix_sigwait 259*0Sstevel@tonic-gate #else /* !__lint */ 260*0Sstevel@tonic-gate 261*0Sstevel@tonic-gate static int 262*0Sstevel@tonic-gate sigwait(__setp, __signo) 263*0Sstevel@tonic-gate sigset_t *__setp; 264*0Sstevel@tonic-gate int *__signo; 265*0Sstevel@tonic-gate { 266*0Sstevel@tonic-gate return (__posix_sigwait(__setp, __signo)); 267*0Sstevel@tonic-gate } 268*0Sstevel@tonic-gate 269*0Sstevel@tonic-gate #endif /* !__lint */ 270*0Sstevel@tonic-gate #endif /* __PRAGMA_REDEFINE_EXTNAME */ 271*0Sstevel@tonic-gate 272*0Sstevel@tonic-gate #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 273*0Sstevel@tonic-gate 274*0Sstevel@tonic-gate extern int sigwait(); 275*0Sstevel@tonic-gate 276*0Sstevel@tonic-gate #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 277*0Sstevel@tonic-gate 278*0Sstevel@tonic-gate #endif /* __STDC__ */ 279*0Sstevel@tonic-gate 280*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) ... */ 281*0Sstevel@tonic-gate 282*0Sstevel@tonic-gate #ifdef __cplusplus 283*0Sstevel@tonic-gate } 284*0Sstevel@tonic-gate #endif 285*0Sstevel@tonic-gate 286*0Sstevel@tonic-gate #endif /* _SIGNAL_H */ 287