1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 #ifndef _SIGNAL_H 32 #define _SIGNAL_H 33 34 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5.3.4 */ 35 36 #include <sys/feature_tests.h> 37 38 #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ 39 defined(__XOPEN_OR_POSIX) 40 #include <sys/types.h> /* need pid_t/uid_t/size_t/clock_t/caddr_t/pthread_t */ 41 #endif 42 43 #include <iso/signal_iso.h> 44 #include <sys/signal.h> 45 46 /* 47 * Allow global visibility for symbols defined in 48 * C++ "std" namespace in <iso/signal_iso.h>. 49 */ 50 #if __cplusplus >= 199711L 51 using std::sig_atomic_t; 52 using std::signal; 53 using std::raise; 54 #endif 55 56 #ifdef __cplusplus 57 extern "C" { 58 #endif 59 60 61 #if defined(__STDC__) 62 63 extern const char **_sys_siglistp; /* signal descriptions */ 64 extern const int _sys_siglistn; /* # of signal descriptions */ 65 66 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 67 #define _sys_siglist _sys_siglistp 68 #define _sys_nsig _sys_siglistn 69 #endif 70 71 #if defined(__EXTENSIONS__) || !defined(_STRICT_STDC) || \ 72 defined(__XOPEN_OR_POSIX) 73 extern int kill(pid_t, int); 74 extern int sigaction(int, const struct sigaction *_RESTRICT_KYWD, 75 struct sigaction *_RESTRICT_KYWD); 76 #ifndef _KERNEL 77 extern int sigaddset(sigset_t *, int); 78 extern int sigdelset(sigset_t *, int); 79 extern int sigemptyset(sigset_t *); 80 extern int sigfillset(sigset_t *); 81 extern int sigismember(const sigset_t *, int); 82 #endif 83 extern int sigpending(sigset_t *); 84 extern int sigprocmask(int, const sigset_t *_RESTRICT_KYWD, 85 sigset_t *_RESTRICT_KYWD); 86 extern int sigsuspend(const sigset_t *); 87 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC)... */ 88 89 #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 90 !defined(__XOPEN_OR_POSIX)) 91 #include <sys/procset.h> 92 extern int gsignal(int); 93 extern int (*ssignal(int, int (*)(int)))(int); 94 extern int sigsend(idtype_t, id_t, int); 95 extern int sigsendset(const procset_t *, int); 96 extern int sig2str(int, char *); 97 extern int str2sig(const char *, int *); 98 #define SIG2STR_MAX 32 99 #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC)... */ 100 101 #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 102 !defined(__XOPEN_OR_POSIX)) || defined(_XPG4_2) 103 extern void (*bsd_signal(int, void (*)(int)))(int); 104 extern int killpg(pid_t, int); 105 extern int siginterrupt(int, int); 106 extern int sigaltstack(const stack_t *_RESTRICT_KYWD, stack_t *_RESTRICT_KYWD); 107 extern int sighold(int); 108 extern int sigignore(int); 109 extern int sigpause(int); 110 extern int sigrelse(int); 111 extern void (*sigset(int, void (*)(int)))(int); 112 #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && ... */ 113 114 /* Marked as LEGACY in SUSv2 and removed in SUSv3 */ 115 #if defined(__EXTENSIONS__) || \ 116 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ 117 (defined(_XPG4_2) && !defined(_XPG6)) 118 extern int sigstack(struct sigstack *, struct sigstack *); 119 #endif 120 121 #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 122 !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE > 2) 123 #include <sys/siginfo.h> 124 #include <time.h> 125 extern int pthread_kill(pthread_t, int); 126 extern int pthread_sigmask(int, const sigset_t *_RESTRICT_KYWD, 127 sigset_t *_RESTRICT_KYWD); 128 extern int sigwaitinfo(const sigset_t *_RESTRICT_KYWD, 129 siginfo_t *_RESTRICT_KYWD); 130 extern int sigtimedwait(const sigset_t *_RESTRICT_KYWD, 131 siginfo_t *_RESTRICT_KYWD, const struct timespec *_RESTRICT_KYWD); 132 extern int sigqueue(pid_t, int, const union sigval); 133 #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && */ 134 135 #else /* __STDC__ */ 136 137 extern char **_sys_siglistp; /* signal descriptions */ 138 extern int _sys_siglistn; /* # of signal descriptions */ 139 140 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 141 #define _sys_siglist _sys_siglistp 142 #define _sys_nsig _sys_siglistn 143 #endif 144 145 #if defined(__EXTENSIONS__) || defined(__XOPEN_OR_POSIX) 146 extern int kill(); 147 extern int sigaction(); 148 #ifndef _KERNEL 149 extern int sigaddset(); 150 extern int sigdelset(); 151 extern int sigemptyset(); 152 extern int sigfillset(); 153 extern int sigismember(); 154 #endif 155 extern int sigpending(); 156 extern int sigprocmask(); 157 extern int sigsuspend(); 158 #endif /* defined(__EXTENSIONS__)... */ 159 160 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 161 defined(_XPG4_2) 162 extern void (*bsd_signal())(); 163 extern int killpg(); 164 extern int siginterrupt(); 165 #endif /* defined(__EXTENSIONS__) ... */ 166 167 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 168 (defined(_XPG4_2) && !defined(_XPG6)) 169 extern int sigstack(); 170 #endif 171 172 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 173 extern int gsignal(); 174 extern int (*ssignal)(); 175 extern int sigsend(); 176 extern int sigsendset(); 177 extern int sig2str(); 178 extern int str2sig(); 179 #define SIG2STR_MAX 32 180 #endif 181 182 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 183 defined(_XPG4_2) 184 extern int sigaltstack(); 185 extern int sighold(); 186 extern int sigignore(); 187 extern int sigpause(); 188 extern int sigrelse(); 189 extern void (*sigset())(); 190 #endif 191 192 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 193 (_POSIX_C_SOURCE > 2) 194 #include <sys/siginfo.h> 195 #include <sys/time.h> 196 extern int pthread_kill(); 197 extern int pthread_sigmask(); 198 extern int sigwaitinfo(); 199 extern int sigtimedwait(); 200 extern int sigqueue(); 201 #endif 202 203 #endif /* __STDC__ */ 204 205 /* 206 * sigwait() prototype is defined here. 207 */ 208 209 #if defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) && \ 210 !defined(__XOPEN_OR_POSIX)) || (_POSIX_C_SOURCE - 0 >= 199506L) || \ 211 defined(_POSIX_PTHREAD_SEMANTICS) 212 213 #if defined(__STDC__) 214 215 #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) 216 217 #ifdef __PRAGMA_REDEFINE_EXTNAME 218 #pragma redefine_extname sigwait __posix_sigwait 219 extern int sigwait(const sigset_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 220 #else /* __PRAGMA_REDEFINE_EXTNAME */ 221 222 extern int __posix_sigwait(const sigset_t *_RESTRICT_KYWD, 223 int *_RESTRICT_KYWD); 224 225 #ifdef __lint 226 #define sigwait __posix_sigwait 227 #else /* !__lint */ 228 229 static int 230 sigwait(const sigset_t *_RESTRICT_KYWD __setp, int *_RESTRICT_KYWD __signo) 231 { 232 return (__posix_sigwait(__setp, __signo)); 233 } 234 235 #endif /* !__lint */ 236 #endif /* __PRAGMA_REDEFINE_EXTNAME */ 237 238 #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 239 240 extern int sigwait(sigset_t *); 241 242 #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 243 244 245 #else /* __STDC__ */ 246 247 248 #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS) 249 250 #ifdef __PRAGMA_REDEFINE_EXTNAME 251 #pragma redefine_extname sigwait __posix_sigwait 252 extern int sigwait(); 253 #else /* __PRAGMA_REDEFINE_EXTNAME */ 254 255 extern int __posix_sigwait(); 256 257 #ifdef __lint 258 #define sigwait __posix_sigwait 259 #else /* !__lint */ 260 261 static int 262 sigwait(__setp, __signo) 263 sigset_t *__setp; 264 int *__signo; 265 { 266 return (__posix_sigwait(__setp, __signo)); 267 } 268 269 #endif /* !__lint */ 270 #endif /* __PRAGMA_REDEFINE_EXTNAME */ 271 272 #else /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 273 274 extern int sigwait(); 275 276 #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */ 277 278 #endif /* __STDC__ */ 279 280 #endif /* defined(__EXTENSIONS__) || (!defined(_STRICT_STDC) ... */ 281 282 #ifdef __cplusplus 283 } 284 #endif 285 286 #endif /* _SIGNAL_H */ 287
Indexes created Fri Nov 27 22:38:37 UTC 2009
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