1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)unistd.h 8.12 (Berkeley) 4/27/95 30 * $FreeBSD: src/include/unistd.h,v 1.93 2009/03/14 19:11:08 das Exp $ 31 */ 32 33 #ifndef _UNISTD_H_ 34 #define _UNISTD_H_ 35 36 #include <sys/cdefs.h> 37 #include <sys/types.h> /* XXX adds too much pollution. */ 38 #include <sys/unistd.h> 39 #include <sys/_null.h> 40 41 #ifndef _GID_T_DECLARED 42 typedef __uint32_t gid_t; /* XXX __gid_t */ 43 #define _GID_T_DECLARED 44 #endif 45 46 #ifndef _OFF_T_DECLARED 47 typedef __off_t off_t; 48 #define _OFF_T_DECLARED 49 #endif 50 51 #ifndef _PID_T_DECLARED 52 typedef __pid_t pid_t; 53 #define _PID_T_DECLARED 54 #endif 55 56 #ifndef _SIZE_T_DECLARED 57 typedef __size_t size_t; /* _GCC_SIZE_T OK */ 58 #define _SIZE_T_DECLARED 59 #endif 60 61 #ifndef _SSIZE_T_DECLARED 62 typedef __ssize_t ssize_t; 63 #define _SSIZE_T_DECLARED 64 #endif 65 66 #ifndef _UID_T_DECLARED 67 typedef __uint32_t uid_t; /* XXX __uid_t */ 68 #define _UID_T_DECLARED 69 #endif 70 71 #define STDIN_FILENO 0 /* standard input file descriptor */ 72 #define STDOUT_FILENO 1 /* standard output file descriptor */ 73 #define STDERR_FILENO 2 /* standard error file descriptor */ 74 75 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200112 76 #define F_ULOCK 0 /* unlock locked section */ 77 #define F_LOCK 1 /* lock a section for exclusive use */ 78 #define F_TLOCK 2 /* test and lock a section for exclusive use */ 79 #define F_TEST 3 /* test a section for locks by other procs */ 80 #endif 81 82 /* 83 * POSIX options and option groups we unconditionally do or don't 84 * implement. This list includes those options which are exclusively 85 * implemented (or not) in user mode. Please keep this list in 86 * alphabetical order. 87 * 88 * Anything which is defined as zero below **must** have an 89 * implementation for the corresponding sysconf() which is able to 90 * determine conclusively whether or not the feature is supported. 91 * Anything which is defined as other than -1 below **must** have 92 * complete headers, types, and function declarations as specified by 93 * the POSIX standard; however, if the relevant sysconf() function 94 * returns -1, the functions may be stubbed out. 95 */ 96 #define _POSIX_READER_WRITER_LOCKS 200112L 97 #define _POSIX_REGEXP 1 /* mandatory */ 98 #define _POSIX_SHELL 1 /* mandatory */ 99 #define _POSIX_SPAWN 200112L /* [SPN] */ 100 #define _POSIX_THREAD_ATTR_STACKADDR 200112L /* [TSA] */ 101 #define _POSIX_THREAD_ATTR_STACKSIZE 200112L /* [TSS] */ 102 #define _POSIX_THREAD_PRIO_INHERIT 200112L /* [TPI] */ 103 #define _POSIX_THREAD_PRIO_PROTECT 200112L /* [TPP] */ 104 #define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L /* [TPS] */ 105 #define _POSIX_THREAD_PROCESS_SHARED -1 /* [TSH] */ 106 #define _POSIX_THREAD_ROBUST_PRIO_INHERIT -1 /* [RPI] */ 107 #define _POSIX_THREAD_ROBUST_PRIO_PROTECT -1 /* [RPP] */ 108 #define _POSIX_THREAD_SAFE_FUNCTIONS -1 109 #define _POSIX_THREAD_SPORADIC_SERVER -1 /* [TSP] */ 110 #define _POSIX_THREADS 200112L 111 #define _POSIX_TRACE -1 /* [TRC] obsolescent */ 112 #define _POSIX_TRACE_EVENT_FILTER -1 /* [TEF] obsolescent */ 113 #define _POSIX_TRACE_INHERIT -1 /* [TRI] obsolescent */ 114 #define _POSIX_TRACE_LOG -1 /* [TRL] obsolescent */ 115 116 #define _POSIX2_C_BIND 200809L /* mandatory */ 117 #define _POSIX2_C_DEV 200809L /* [CD] */ 118 #define _POSIX2_CHAR_TERM 1 119 #define _POSIX2_FORT_DEV -1 /* [FD] need fort77 utility */ 120 #define _POSIX2_FORT_RUN 200809L /* [FR] */ 121 #define _POSIX2_LOCALEDEF 200809L 122 #define _POSIX2_PBS -1 /* [BE] obsolescent */ 123 #define _POSIX2_PBS_ACCOUNTING -1 /* [BE] obsolescent */ 124 #define _POSIX2_PBS_CHECKPOINT -1 /* [BE] obsolescent */ 125 #define _POSIX2_PBS_LOCATE -1 /* [BE] obsolescent */ 126 #define _POSIX2_PBS_MESSAGE -1 /* [BE] obsolescent */ 127 #define _POSIX2_PBS_TRACK -1 /* [BE] obsolescent */ 128 #define _POSIX2_SW_DEV 200809L /* [SD] */ 129 #define _POSIX2_UPE 200809L /* [UP] */ 130 131 #define _V6_ILP32_OFF32 -1 132 #define _V6_ILP32_OFFBIG 0 133 #define _V6_LP64_OFF64 0 134 #define _V6_LPBIG_OFFBIG -1 135 136 #define _V7_ILP32_OFF32 -1 137 #define _V7_ILP32_OFFBIG 0 138 #define _V7_LP64_OFF64 0 139 #define _V7_LPBIG_OFFBIG -1 140 141 #if __XSI_VISIBLE 142 #define _XOPEN_CRYPT -1 /* XXX ??? */ 143 #define _XOPEN_ENH_I18N -1 /* mandatory in XSI */ 144 #define _XOPEN_LEGACY -1 145 #define _XOPEN_REALTIME -1 146 #define _XOPEN_REALTIME_THREADS -1 147 #define _XOPEN_UNIX -1 148 #endif 149 150 /* Define the POSIX.2 version we target for compliance. */ 151 #define _POSIX2_VERSION 199212L 152 153 /* 154 * POSIX-style system configuration variable accessors (for the 155 * sysconf function). The kernel does not directly implement the 156 * sysconf() interface; rather, a C library stub translates references 157 * to sysconf() into calls to sysctl() using a giant switch statement. 158 * Those that are marked `user' are implemented entirely in the C 159 * library and never query the kernel. pathconf() is implemented 160 * directly by the kernel so those are not defined here. 161 */ 162 #define _SC_ARG_MAX 1 163 #define _SC_CHILD_MAX 2 164 #define _SC_CLK_TCK 3 165 #define _SC_NGROUPS_MAX 4 166 #define _SC_OPEN_MAX 5 167 #define _SC_JOB_CONTROL 6 168 #define _SC_SAVED_IDS 7 169 #define _SC_VERSION 8 170 #define _SC_BC_BASE_MAX 9 /* user */ 171 #define _SC_BC_DIM_MAX 10 /* user */ 172 #define _SC_BC_SCALE_MAX 11 /* user */ 173 #define _SC_BC_STRING_MAX 12 /* user */ 174 #define _SC_COLL_WEIGHTS_MAX 13 /* user */ 175 #define _SC_EXPR_NEST_MAX 14 /* user */ 176 #define _SC_LINE_MAX 15 /* user */ 177 #define _SC_RE_DUP_MAX 16 /* user */ 178 #define _SC_2_VERSION 17 /* user */ 179 #define _SC_2_C_BIND 18 /* user */ 180 #define _SC_2_C_DEV 19 /* user */ 181 #define _SC_2_CHAR_TERM 20 /* user */ 182 #define _SC_2_FORT_DEV 21 /* user */ 183 #define _SC_2_FORT_RUN 22 /* user */ 184 #define _SC_2_LOCALEDEF 23 /* user */ 185 #define _SC_2_SW_DEV 24 /* user */ 186 #define _SC_2_UPE 25 /* user */ 187 #define _SC_STREAM_MAX 26 /* user */ 188 #define _SC_TZNAME_MAX 27 /* user */ 189 190 #if __POSIX_VISIBLE >= 199309 191 #define _SC_ASYNCHRONOUS_IO 28 192 #define _SC_MAPPED_FILES 29 193 #define _SC_MEMLOCK 30 194 #define _SC_MEMLOCK_RANGE 31 195 #define _SC_MEMORY_PROTECTION 32 196 #define _SC_MESSAGE_PASSING 33 197 #define _SC_PRIORITIZED_IO 34 198 #define _SC_PRIORITY_SCHEDULING 35 199 #define _SC_REALTIME_SIGNALS 36 200 #define _SC_SEMAPHORES 37 201 #define _SC_FSYNC 38 202 #define _SC_SHARED_MEMORY_OBJECTS 39 203 #define _SC_SYNCHRONIZED_IO 40 204 #define _SC_TIMERS 41 205 #define _SC_AIO_LISTIO_MAX 42 206 #define _SC_AIO_MAX 43 207 #define _SC_AIO_PRIO_DELTA_MAX 44 208 #define _SC_DELAYTIMER_MAX 45 209 #define _SC_MQ_OPEN_MAX 46 210 #define _SC_PAGESIZE 47 211 #define _SC_RTSIG_MAX 48 212 #define _SC_SEM_NSEMS_MAX 49 213 #define _SC_SEM_VALUE_MAX 50 214 #define _SC_SIGQUEUE_MAX 51 215 #define _SC_TIMER_MAX 52 216 #endif 217 218 #if __POSIX_VISIBLE >= 200112 219 #define _SC_2_PBS 59 /* user */ 220 #define _SC_2_PBS_ACCOUNTING 60 /* user */ 221 #define _SC_2_PBS_CHECKPOINT 61 /* user */ 222 #define _SC_2_PBS_LOCATE 62 /* user */ 223 #define _SC_2_PBS_MESSAGE 63 /* user */ 224 #define _SC_2_PBS_TRACK 64 /* user */ 225 #define _SC_ADVISORY_INFO 65 226 #define _SC_BARRIERS 66 /* user */ 227 #define _SC_CLOCK_SELECTION 67 228 #define _SC_CPUTIME 68 229 #define _SC_FILE_LOCKING 69 230 #define _SC_GETGR_R_SIZE_MAX 70 /* user */ 231 #define _SC_GETPW_R_SIZE_MAX 71 /* user */ 232 #define _SC_HOST_NAME_MAX 72 233 #define _SC_LOGIN_NAME_MAX 73 234 #define _SC_MONOTONIC_CLOCK 74 235 #define _SC_MQ_PRIO_MAX 75 236 #define _SC_READER_WRITER_LOCKS 76 /* user */ 237 #define _SC_REGEXP 77 /* user */ 238 #define _SC_SHELL 78 /* user */ 239 #define _SC_SPAWN 79 /* user */ 240 #define _SC_SPIN_LOCKS 80 /* user */ 241 #define _SC_SPORADIC_SERVER 81 242 #define _SC_THREAD_ATTR_STACKADDR 82 /* user */ 243 #define _SC_THREAD_ATTR_STACKSIZE 83 /* user */ 244 #define _SC_THREAD_CPUTIME 84 /* user */ 245 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 85 /* user */ 246 #define _SC_THREAD_KEYS_MAX 86 /* user */ 247 #define _SC_THREAD_PRIO_INHERIT 87 /* user */ 248 #define _SC_THREAD_PRIO_PROTECT 88 /* user */ 249 #define _SC_THREAD_PRIORITY_SCHEDULING 89 /* user */ 250 #define _SC_THREAD_PROCESS_SHARED 90 /* user */ 251 #define _SC_THREAD_SAFE_FUNCTIONS 91 /* user */ 252 #define _SC_THREAD_SPORADIC_SERVER 92 /* user */ 253 #define _SC_THREAD_STACK_MIN 93 /* user */ 254 #define _SC_THREAD_THREADS_MAX 94 /* user */ 255 #define _SC_TIMEOUTS 95 /* user */ 256 #define _SC_THREADS 96 /* user */ 257 #define _SC_TRACE 97 /* user */ 258 #define _SC_TRACE_EVENT_FILTER 98 /* user */ 259 #define _SC_TRACE_INHERIT 99 /* user */ 260 #define _SC_TRACE_LOG 100 /* user */ 261 #define _SC_TTY_NAME_MAX 101 /* user */ 262 #define _SC_TYPED_MEMORY_OBJECTS 102 263 #define _SC_V6_ILP32_OFF32 103 /* user */ 264 #define _SC_V6_ILP32_OFFBIG 104 /* user */ 265 #define _SC_V6_LP64_OFF64 105 /* user */ 266 #define _SC_V6_LPBIG_OFFBIG 106 /* user */ 267 #define _SC_IPV6 118 268 #define _SC_RAW_SOCKETS 119 269 #define _SC_SYMLOOP_MAX 120 270 #endif 271 272 #if __XSI_VISIBLE 273 #define _SC_ATEXIT_MAX 107 /* user */ 274 #define _SC_IOV_MAX 56 275 #define _SC_PAGE_SIZE _SC_PAGESIZE 276 #define _SC_XOPEN_CRYPT 108 /* user */ 277 #define _SC_XOPEN_ENH_I18N 109 /* user */ 278 #define _SC_XOPEN_LEGACY 110 /* user */ 279 #define _SC_XOPEN_REALTIME 111 280 #define _SC_XOPEN_REALTIME_THREADS 112 281 #define _SC_XOPEN_SHM 113 282 #define _SC_XOPEN_STREAMS 114 283 #define _SC_XOPEN_UNIX 115 284 #define _SC_XOPEN_VERSION 116 285 #define _SC_XOPEN_XCU_VERSION 117 /* user */ 286 #endif 287 288 #if __BSD_VISIBLE 289 #define _SC_NPROCESSORS_CONF 57 290 #define _SC_NPROCESSORS_ONLN 58 291 #endif 292 293 /* Extensions found in Solaris and Linux. */ 294 #define _SC_PHYS_PAGES 121 295 296 #if __POSIX_VISIBLE >= 200809 297 #define _SC_V7_ILP32_OFF32 122 /* user */ 298 #define _SC_V7_ILP32_OFFBIG 123 /* user */ 299 #define _SC_V7_LP64_OFF64 124 /* user */ 300 #define _SC_V7_LPBIG_OFFBIG 125 /* user */ 301 #define _SC_THREAD_ROBUST_PRIO_INHERIT 126 /* user */ 302 #define _SC_THREAD_ROBUST_PRIO_PROTECT 127 /* user */ 303 #endif 304 305 /* Keys for the confstr(3) function. */ 306 #if __POSIX_VISIBLE >= 199209 307 #define _CS_PATH 1 /* default value of PATH */ 308 #endif 309 310 #if __POSIX_VISIBLE >= 200112 311 #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 2 312 #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 3 313 #define _CS_POSIX_V6_ILP32_OFF32_LIBS 4 314 #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 5 315 #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 6 316 #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 7 317 #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 8 318 #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 9 319 #define _CS_POSIX_V6_LP64_OFF64_LIBS 10 320 #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 11 321 #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 12 322 #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 13 323 #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 14 324 #endif 325 326 #if __POSIX_VISIBLE >= 200809 327 #define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 15 328 #define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 16 329 #define _CS_POSIX_V7_ILP32_OFF32_LIBS 17 330 #define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 18 331 #define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 19 332 #define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 20 333 #define _CS_POSIX_V7_LP64_OFF64_CFLAGS 21 334 #define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 22 335 #define _CS_POSIX_V7_LP64_OFF64_LIBS 23 336 #define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 24 337 #define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 25 338 #define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 26 339 #define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 27 340 #endif 341 342 __BEGIN_DECLS 343 /* 1003.1-1990 */ 344 void _exit(int) __dead2; 345 int access(const char *, int); 346 unsigned int alarm(unsigned int); 347 int chdir(const char *); 348 int chown(const char *, uid_t, gid_t); 349 int close(int); 350 int dup(int); 351 int dup2(int, int); 352 #if __BSD_VISIBLE 353 int eaccess(const char *, int); 354 #endif 355 int execl(const char *, const char *, ...); 356 int execle(const char *, const char *, ...); 357 int execlp(const char *, const char *, ...); 358 int execv(const char *, char * const *); 359 int execve(const char *, char * const *, char * const *); 360 int execvp(const char *, char * const *); 361 pid_t fork(void); 362 long fpathconf(int, int); 363 char *getcwd(char *, size_t); 364 gid_t getegid(void); 365 uid_t geteuid(void); 366 gid_t getgid(void); 367 int getgroups(int, gid_t []); 368 char *getlogin(void); 369 pid_t getpgrp(void); 370 pid_t getpid(void); 371 pid_t getppid(void); 372 uid_t getuid(void); 373 int isatty(int); 374 int link(const char *, const char *); 375 #ifndef _LSEEK_DECLARED 376 #define _LSEEK_DECLARED 377 off_t lseek(int, off_t, int); 378 #endif 379 long pathconf(const char *, int); 380 int pause(void); 381 int pipe(int *); 382 int pipe2(int *, int); 383 ssize_t read(int, void *, size_t); 384 int rmdir(const char *); 385 int setgid(gid_t); 386 int setpgid(pid_t, pid_t); 387 pid_t setsid(void); 388 int setuid(uid_t); 389 unsigned int sleep(unsigned int); 390 long sysconf(int); 391 pid_t tcgetpgrp(int); 392 int tcsetpgrp(int, pid_t); 393 char *ttyname(int); 394 int ttyname_r(int, char *, size_t); 395 int unlink(const char *); 396 ssize_t write(int, const void *, size_t); 397 398 /* 1003.2-1992 */ 399 #if __POSIX_VISIBLE >= 199209 || __XSI_VISIBLE 400 size_t confstr(int, char *, size_t); 401 #ifndef _GETOPT_DECLARED 402 #define _GETOPT_DECLARED 403 int getopt(int, char * const [], const char *); 404 405 extern char *optarg; /* getopt(3) external variables */ 406 extern int optind, opterr, optopt; 407 #endif /* _GETOPT_DECLARED */ 408 #endif 409 410 /* ISO/IEC 9945-1: 1996 */ 411 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE 412 int fsync(int); 413 414 /* 415 * ftruncate() was in the POSIX Realtime Extension (it's used for shared 416 * memory), but truncate() was not. 417 */ 418 #ifndef _FTRUNCATE_DECLARED 419 #define _FTRUNCATE_DECLARED 420 int ftruncate(int, off_t); 421 #endif 422 #endif 423 424 #if __POSIX_VISIBLE >= 199506 425 int getlogin_r(char *, int); 426 #endif 427 428 /* 1003.1-2001 */ 429 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE 430 int fchown(int, uid_t, gid_t); 431 ssize_t readlink(const char * __restrict, char * __restrict, size_t); 432 #endif 433 #if __POSIX_VISIBLE >= 200112 434 int gethostname(char *, size_t); 435 int setegid(gid_t); 436 int seteuid(uid_t); 437 #endif 438 439 /* 1003.1-2008 */ 440 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE 441 int getsid(pid_t _pid); 442 int fchdir(int); 443 int getpgid(pid_t _pid); 444 int lchown(const char *, uid_t, gid_t); 445 #ifndef _MKDTEMP_DECLARED 446 char *mkdtemp(char *); 447 #define _MKDTEMP_DECLARED 448 #endif 449 #ifndef _MKSTEMP_DECLARED 450 int mkstemp(char *); 451 #define _MKSTEMP_DECLARED 452 #endif 453 ssize_t pread(int, void *, size_t, off_t); 454 ssize_t pwrite(int, const void *, size_t, off_t); 455 456 /* See comment at ftruncate() above. */ 457 #ifndef _TRUNCATE_DECLARED 458 #define _TRUNCATE_DECLARED 459 int truncate(const char *, off_t); 460 #endif 461 #endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */ 462 463 #if __POSIX_VISIBLE >= 200809 464 int faccessat(int, const char *, int, int); 465 int fchownat(int, const char *, uid_t, gid_t, int); 466 #if 0 467 int fexecve(int, char *const [], char *const []); 468 #endif 469 int linkat(int, const char *, int, const char *, int); 470 ssize_t readlinkat(int, const char * __restrict, char * __restrict, size_t); 471 int symlinkat(const char *, int, const char *); 472 int unlinkat(int, const char *, int); 473 #endif /* __POSIX_VISIBLE >= 200809 */ 474 475 /* 476 * symlink() was originally in POSIX.1a, which was withdrawn after 477 * being overtaken by events (1003.1-2001). It was in XPG4.2, and of 478 * course has been in BSD since 4.2. 479 */ 480 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE >= 402 481 int symlink(const char * __restrict, const char * __restrict); 482 #endif 483 484 /* X/Open System Interfaces */ 485 #if __XSI_VISIBLE 486 char *crypt(const char *, const char *); 487 /* char *ctermid(char *); */ /* XXX ??? */ 488 int encrypt(char *, int); 489 long gethostid(void); 490 int lockf(int, int, off_t); 491 int nice(int); 492 int setpgrp(pid_t _pid, pid_t _pgrp); /* obsoleted by setpgid() */ 493 int setregid(gid_t, gid_t); 494 int setreuid(uid_t, uid_t); 495 496 #ifndef _SWAB_DECLARED 497 #define _SWAB_DECLARED 498 void swab(const void * __restrict, void * __restrict, ssize_t); 499 #endif /* _SWAB_DECLARED */ 500 501 void sync(void); 502 503 #endif /* __XSI_VISIBLE */ 504 505 #if (__XSI_VISIBLE && __XSI_VISIBLE <= 500) || __BSD_VISIBLE 506 int brk(const void *); 507 int chroot(const char *); 508 int chroot_kernel(const char *); 509 int getdtablesize(void); 510 int getpagesize(void) __pure2; 511 char *getpass(const char *); 512 void *sbrk(intptr_t); 513 #endif 514 515 #if (__XSI_VISIBLE && __XSI_VISIBLE <= 600) || __BSD_VISIBLE 516 char *getwd(char *); /* LEGACY (obsoleted by getcwd()) */ 517 unsigned int 518 ualarm(unsigned int, unsigned int); 519 int usleep(unsigned int); 520 pid_t vfork(void) __returns_twice; 521 #endif 522 523 #if __BSD_VISIBLE 524 struct iovec; 525 int acct(const char *); 526 int async_daemon(void); 527 int closefrom(int); 528 const char * 529 crypt_get_format(void); 530 int crypt_set_format(const char *); 531 void endusershell(void); 532 int exect(const char *, char * const *, char * const *); 533 int execvP(const char *, const char *, char * const *); 534 void extexit(int, int, void *); 535 ssize_t extpread(int, void *, size_t, int, off_t); 536 ssize_t extpreadv(int, const struct iovec *, u_int, int, off_t); 537 ssize_t extpwrite(int, const void *, size_t, int, off_t); 538 ssize_t extpwritev(int, const struct iovec *, u_int, int, off_t); 539 char *fflagstostr(u_long); 540 int getdomainname(char *, int); 541 int getgrouplist(const char *, gid_t, gid_t *, int *); 542 mode_t getmode(const void *, mode_t); 543 int getosreldate(void); 544 int getpeereid(int, uid_t *, gid_t *); 545 int getresgid(gid_t *, gid_t *, gid_t *); 546 int getresuid(uid_t *, uid_t *, uid_t *); 547 char *getusershell(void); 548 int initgroups(const char *, gid_t); 549 int iruserok(unsigned long, int, const char *, const char *); 550 int iruserok_sa(const void *, int, int, const char *, const char *); 551 int issetugid(void); 552 long lpathconf(const char *, int); 553 #ifndef _LWP_GETTID_DECLARED 554 lwpid_t lwp_gettid(void); 555 #define _LWP_GETTID_DECLARED 556 #endif 557 #ifndef _LWP_SETNAME_DECLARED 558 int lwp_setname(lwpid_t, const char *); 559 #define _LWP_SETNAME_DECLARED 560 #endif 561 #ifndef _MKNOD_DECLARED 562 int mknod(const char *, mode_t, dev_t); 563 #define _MKNOD_DECLARED 564 #endif 565 int mkstemps(char *, int); 566 #ifndef _MKTEMP_DECLARED 567 char *mktemp(char *); 568 #define _MKTEMP_DECLARED 569 #endif 570 int nfssvc(int, void *); 571 int profil(char *, size_t, vm_offset_t, int); 572 int rcmd(char **, int, const char *, const char *, const char *, int *); 573 int rcmd_af(char **, int, const char *, const char *, const char *, int *, 574 int); 575 int rcmdsh(char **, int, const char *, const char *, const char *, 576 const char *); 577 char *re_comp(const char *); 578 int re_exec(const char *); 579 int reboot(int); 580 int revoke(const char *); 581 pid_t rfork(int); 582 pid_t rfork_thread(int, void *, int (*)(void *), void *); 583 int rresvport(int *); 584 int rresvport_af(int *, int); 585 int ruserok(const char *, int, const char *, const char *); 586 int setdomainname(const char *, int); 587 int setgroups(int, const gid_t *); 588 void sethostid(long); 589 int sethostname(const char *, int); 590 int setlogin(const char *); 591 void *setmode(const char *); 592 void setproctitle(const char *_fmt, ...) __printf0like(1, 2); 593 int setresgid(gid_t, gid_t, gid_t); 594 int setresuid(uid_t, uid_t, uid_t); 595 int setrgid(gid_t); 596 int setruid(uid_t); 597 void setusershell(void); 598 int strtofflags(char **, u_long *, u_long *); 599 int swapoff(const char *); 600 int swapon(const char *); 601 int syscall(int, ...); 602 off_t __syscall(quad_t, ...); 603 int ttyslot(void); 604 int umtx_sleep(volatile const int *, int , int); 605 int umtx_wakeup(volatile const int *, int); 606 int undelete(const char *); 607 void *valloc(size_t); /* obsoleted by malloc() */ 608 int varsym_get(int, const char *, char *, int); 609 int varsym_list(int, char *, int, int *); 610 int varsym_set(int, const char *, const char *); 611 612 #ifndef _OPTRESET_DECLARED 613 #define _OPTRESET_DECLARED 614 extern int optreset; /* getopt(3) external variable */ 615 #endif 616 #endif /* __BSD_VISIBLE */ 617 __END_DECLS 618 619 #endif /* !_UNISTD_H_ */ 620