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