1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1991, 1993, 1994 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifndef _UNISTD_H_ 33 #define _UNISTD_H_ 34 35 #include <sys/types.h> /* XXX adds too much pollution. */ 36 #include <sys/unistd.h> 37 #include <sys/_null.h> 38 #include <sys/_types.h> 39 40 #ifndef _GID_T_DECLARED 41 typedef __gid_t gid_t; 42 #define _GID_T_DECLARED 43 #endif 44 45 #ifndef _OFF_T_DECLARED 46 typedef __off_t off_t; 47 #define _OFF_T_DECLARED 48 #endif 49 50 #ifndef _PID_T_DECLARED 51 typedef __pid_t pid_t; 52 #define _PID_T_DECLARED 53 #endif 54 55 #ifndef _SIZE_T_DECLARED 56 typedef __size_t size_t; 57 #define _SIZE_T_DECLARED 58 #endif 59 60 #ifndef _SSIZE_T_DECLARED 61 typedef __ssize_t ssize_t; 62 #define _SSIZE_T_DECLARED 63 #endif 64 65 #ifndef _UID_T_DECLARED 66 typedef __uid_t uid_t; 67 #define _UID_T_DECLARED 68 #endif 69 70 #ifndef _USECONDS_T_DECLARED 71 typedef __useconds_t useconds_t; 72 #define _USECONDS_T_DECLARED 73 #endif 74 75 #define STDIN_FILENO 0 /* standard input file descriptor */ 76 #define STDOUT_FILENO 1 /* standard output file descriptor */ 77 #define STDERR_FILENO 2 /* standard error file descriptor */ 78 79 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200112 80 #define F_ULOCK 0 /* unlock locked section */ 81 #define F_LOCK 1 /* lock a section for exclusive use */ 82 #define F_TLOCK 2 /* test and lock a section for exclusive use */ 83 #define F_TEST 3 /* test a section for locks by other procs */ 84 #endif 85 86 /* 87 * POSIX options and option groups we unconditionally do or don't 88 * implement. This list includes those options which are exclusively 89 * implemented (or not) in user mode. Please keep this list in 90 * alphabetical order. 91 * 92 * Anything which is defined as zero below **must** have an 93 * implementation for the corresponding sysconf() which is able to 94 * determine conclusively whether or not the feature is supported. 95 * Anything which is defined as other than -1 below **must** have 96 * complete headers, types, and function declarations as specified by 97 * the POSIX standard; however, if the relevant sysconf() function 98 * returns -1, the functions may be stubbed out. 99 */ 100 #define _POSIX_BARRIERS 200112L 101 #define _POSIX_CPUTIME 200112L 102 #define _POSIX_READER_WRITER_LOCKS 200112L 103 #define _POSIX_REGEXP 1 104 #define _POSIX_SHELL 1 105 #define _POSIX_SPAWN 200112L 106 #define _POSIX_SPIN_LOCKS 200112L 107 #define _POSIX_THREAD_ATTR_STACKADDR 200112L 108 #define _POSIX_THREAD_ATTR_STACKSIZE 200112L 109 #define _POSIX_THREAD_CPUTIME 200112L 110 #define _POSIX_THREAD_PRIO_INHERIT 200112L 111 #define _POSIX_THREAD_PRIO_PROTECT 200112L 112 #define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L 113 #define _POSIX_THREAD_PROCESS_SHARED 200112L 114 #define _POSIX_THREAD_SAFE_FUNCTIONS -1 115 #define _POSIX_THREAD_SPORADIC_SERVER -1 116 #define _POSIX_THREADS 200112L 117 #define _POSIX_TRACE -1 118 #define _POSIX_TRACE_EVENT_FILTER -1 119 #define _POSIX_TRACE_INHERIT -1 120 #define _POSIX_TRACE_LOG -1 121 #define _POSIX2_C_BIND 200112L /* mandatory */ 122 #define _POSIX2_C_DEV -1 /* need c99 utility */ 123 #define _POSIX2_CHAR_TERM 1 124 #define _POSIX2_FORT_DEV -1 /* need fort77 utility */ 125 #define _POSIX2_FORT_RUN 200112L 126 #define _POSIX2_LOCALEDEF -1 127 #define _POSIX2_PBS -1 128 #define _POSIX2_PBS_ACCOUNTING -1 129 #define _POSIX2_PBS_CHECKPOINT -1 130 #define _POSIX2_PBS_LOCATE -1 131 #define _POSIX2_PBS_MESSAGE -1 132 #define _POSIX2_PBS_TRACK -1 133 #define _POSIX2_SW_DEV -1 /* XXX ??? */ 134 #define _POSIX2_UPE 200112L 135 #define _V6_ILP32_OFF32 -1 136 #define _V6_ILP32_OFFBIG 0 137 #define _V6_LP64_OFF64 0 138 #define _V6_LPBIG_OFFBIG -1 139 140 #if __XSI_VISIBLE 141 #define _XOPEN_CRYPT -1 /* XXX ??? */ 142 #define _XOPEN_ENH_I18N -1 /* mandatory in XSI */ 143 #define _XOPEN_LEGACY -1 144 #define _XOPEN_REALTIME -1 145 #define _XOPEN_REALTIME_THREADS -1 146 #define _XOPEN_UNIX -1 147 #endif 148 149 /* Define the POSIX.2 version we target for compliance. */ 150 #define _POSIX2_VERSION 199212L 151 152 /* 153 * POSIX-style system configuration variable accessors (for the 154 * sysconf function). The kernel does not directly implement the 155 * sysconf() interface; rather, a C library stub translates references 156 * to sysconf() into calls to sysctl() using a giant switch statement. 157 * Those that are marked `user' are implemented entirely in the C 158 * library and never query the kernel. pathconf() is implemented 159 * directly by the kernel so those are not defined here. 160 */ 161 #define _SC_ARG_MAX 1 162 #define _SC_CHILD_MAX 2 163 #define _SC_CLK_TCK 3 164 #define _SC_NGROUPS_MAX 4 165 #define _SC_OPEN_MAX 5 166 #define _SC_JOB_CONTROL 6 167 #define _SC_SAVED_IDS 7 168 #define _SC_VERSION 8 169 #define _SC_BC_BASE_MAX 9 /* user */ 170 #define _SC_BC_DIM_MAX 10 /* user */ 171 #define _SC_BC_SCALE_MAX 11 /* user */ 172 #define _SC_BC_STRING_MAX 12 /* user */ 173 #define _SC_COLL_WEIGHTS_MAX 13 /* user */ 174 #define _SC_EXPR_NEST_MAX 14 /* user */ 175 #define _SC_LINE_MAX 15 /* user */ 176 #define _SC_RE_DUP_MAX 16 /* user */ 177 #define _SC_2_VERSION 17 /* user */ 178 #define _SC_2_C_BIND 18 /* user */ 179 #define _SC_2_C_DEV 19 /* user */ 180 #define _SC_2_CHAR_TERM 20 /* user */ 181 #define _SC_2_FORT_DEV 21 /* user */ 182 #define _SC_2_FORT_RUN 22 /* user */ 183 #define _SC_2_LOCALEDEF 23 /* user */ 184 #define _SC_2_SW_DEV 24 /* user */ 185 #define _SC_2_UPE 25 /* user */ 186 #define _SC_STREAM_MAX 26 /* user */ 187 #define _SC_TZNAME_MAX 27 /* user */ 188 189 #if __POSIX_VISIBLE >= 199309 190 #define _SC_ASYNCHRONOUS_IO 28 191 #define _SC_MAPPED_FILES 29 192 #define _SC_MEMLOCK 30 193 #define _SC_MEMLOCK_RANGE 31 194 #define _SC_MEMORY_PROTECTION 32 195 #define _SC_MESSAGE_PASSING 33 196 #define _SC_PRIORITIZED_IO 34 197 #define _SC_PRIORITY_SCHEDULING 35 198 #define _SC_REALTIME_SIGNALS 36 199 #define _SC_SEMAPHORES 37 200 #define _SC_FSYNC 38 201 #define _SC_SHARED_MEMORY_OBJECTS 39 202 #define _SC_SYNCHRONIZED_IO 40 203 #define _SC_TIMERS 41 204 #define _SC_AIO_LISTIO_MAX 42 205 #define _SC_AIO_MAX 43 206 #define _SC_AIO_PRIO_DELTA_MAX 44 207 #define _SC_DELAYTIMER_MAX 45 208 #define _SC_MQ_OPEN_MAX 46 209 #define _SC_PAGESIZE 47 210 #define _SC_RTSIG_MAX 48 211 #define _SC_SEM_NSEMS_MAX 49 212 #define _SC_SEM_VALUE_MAX 50 213 #define _SC_SIGQUEUE_MAX 51 214 #define _SC_TIMER_MAX 52 215 #endif 216 217 #if __POSIX_VISIBLE >= 200112 218 #define _SC_2_PBS 59 /* user */ 219 #define _SC_2_PBS_ACCOUNTING 60 /* user */ 220 #define _SC_2_PBS_CHECKPOINT 61 /* user */ 221 #define _SC_2_PBS_LOCATE 62 /* user */ 222 #define _SC_2_PBS_MESSAGE 63 /* user */ 223 #define _SC_2_PBS_TRACK 64 /* user */ 224 #define _SC_ADVISORY_INFO 65 225 #define _SC_BARRIERS 66 /* user */ 226 #define _SC_CLOCK_SELECTION 67 227 #define _SC_CPUTIME 68 228 #define _SC_FILE_LOCKING 69 229 #define _SC_GETGR_R_SIZE_MAX 70 /* user */ 230 #define _SC_GETPW_R_SIZE_MAX 71 /* user */ 231 #define _SC_HOST_NAME_MAX 72 232 #define _SC_LOGIN_NAME_MAX 73 233 #define _SC_MONOTONIC_CLOCK 74 234 #define _SC_MQ_PRIO_MAX 75 235 #define _SC_READER_WRITER_LOCKS 76 /* user */ 236 #define _SC_REGEXP 77 /* user */ 237 #define _SC_SHELL 78 /* user */ 238 #define _SC_SPAWN 79 /* user */ 239 #define _SC_SPIN_LOCKS 80 /* user */ 240 #define _SC_SPORADIC_SERVER 81 241 #define _SC_THREAD_ATTR_STACKADDR 82 /* user */ 242 #define _SC_THREAD_ATTR_STACKSIZE 83 /* user */ 243 #define _SC_THREAD_CPUTIME 84 /* user */ 244 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 85 /* user */ 245 #define _SC_THREAD_KEYS_MAX 86 /* user */ 246 #define _SC_THREAD_PRIO_INHERIT 87 /* user */ 247 #define _SC_THREAD_PRIO_PROTECT 88 /* user */ 248 #define _SC_THREAD_PRIORITY_SCHEDULING 89 /* user */ 249 #define _SC_THREAD_PROCESS_SHARED 90 /* user */ 250 #define _SC_THREAD_SAFE_FUNCTIONS 91 /* user */ 251 #define _SC_THREAD_SPORADIC_SERVER 92 /* user */ 252 #define _SC_THREAD_STACK_MIN 93 /* user */ 253 #define _SC_THREAD_THREADS_MAX 94 /* user */ 254 #define _SC_TIMEOUTS 95 /* user */ 255 #define _SC_THREADS 96 /* user */ 256 #define _SC_TRACE 97 /* user */ 257 #define _SC_TRACE_EVENT_FILTER 98 /* user */ 258 #define _SC_TRACE_INHERIT 99 /* user */ 259 #define _SC_TRACE_LOG 100 /* user */ 260 #define _SC_TTY_NAME_MAX 101 /* user */ 261 #define _SC_TYPED_MEMORY_OBJECTS 102 262 #define _SC_V6_ILP32_OFF32 103 /* user */ 263 #define _SC_V6_ILP32_OFFBIG 104 /* user */ 264 #define _SC_V6_LP64_OFF64 105 /* user */ 265 #define _SC_V6_LPBIG_OFFBIG 106 /* user */ 266 #define _SC_IPV6 118 267 #define _SC_RAW_SOCKETS 119 268 #define _SC_SYMLOOP_MAX 120 269 #endif 270 271 #if __XSI_VISIBLE 272 #define _SC_ATEXIT_MAX 107 /* user */ 273 #define _SC_IOV_MAX 56 274 #define _SC_PAGE_SIZE _SC_PAGESIZE 275 #define _SC_XOPEN_CRYPT 108 /* user */ 276 #define _SC_XOPEN_ENH_I18N 109 /* user */ 277 #define _SC_XOPEN_LEGACY 110 /* user */ 278 #define _SC_XOPEN_REALTIME 111 279 #define _SC_XOPEN_REALTIME_THREADS 112 280 #define _SC_XOPEN_SHM 113 281 #define _SC_XOPEN_STREAMS 114 282 #define _SC_XOPEN_UNIX 115 283 #define _SC_XOPEN_VERSION 116 284 #define _SC_XOPEN_XCU_VERSION 117 /* user */ 285 #endif 286 287 #if __BSD_VISIBLE 288 #define _SC_NPROCESSORS_CONF 57 289 #define _SC_NPROCESSORS_ONLN 58 290 #define _SC_CPUSET_SIZE 122 291 #endif 292 293 /* Extensions found in Solaris and Linux. */ 294 #define _SC_PHYS_PAGES 121 295 296 /* Keys for the confstr(3) function. */ 297 #if __POSIX_VISIBLE >= 199209 298 #define _CS_PATH 1 /* default value of PATH */ 299 #endif 300 301 #if __POSIX_VISIBLE >= 200112 302 #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 2 303 #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 3 304 #define _CS_POSIX_V6_ILP32_OFF32_LIBS 4 305 #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 5 306 #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 6 307 #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 7 308 #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 8 309 #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 9 310 #define _CS_POSIX_V6_LP64_OFF64_LIBS 10 311 #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 11 312 #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 12 313 #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 13 314 #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 14 315 #endif 316 317 __BEGIN_DECLS 318 /* 1003.1-1990 */ 319 void _exit(int) __dead2; 320 int access(const char *, int); 321 unsigned int alarm(unsigned int); 322 int chdir(const char *); 323 int chown(const char *, uid_t, gid_t); 324 int close(int); 325 void closefrom(int); 326 int dup(int); 327 int dup2(int, int); 328 int execl(const char *, const char *, ...) __null_sentinel; 329 int execle(const char *, const char *, ...); 330 int execlp(const char *, const char *, ...) __null_sentinel; 331 int execv(const char *, char * const *); 332 int execve(const char *, char * const *, char * const *); 333 int execvp(const char *, char * const *); 334 pid_t fork(void); 335 long fpathconf(int, int); 336 char *getcwd(char *, size_t); 337 gid_t getegid(void); 338 uid_t geteuid(void); 339 gid_t getgid(void); 340 int getgroups(int, gid_t []); 341 char *getlogin(void); 342 pid_t getpgrp(void); 343 pid_t getpid(void); 344 pid_t getppid(void); 345 uid_t getuid(void); 346 int isatty(int); 347 int link(const char *, const char *); 348 #ifndef _LSEEK_DECLARED 349 #define _LSEEK_DECLARED 350 off_t lseek(int, off_t, int); 351 #endif 352 long pathconf(const char *, int); 353 int pause(void); 354 int pipe(int *); 355 ssize_t read(int, void *, size_t); 356 int rmdir(const char *); 357 int setgid(gid_t); 358 int setpgid(pid_t, pid_t); 359 pid_t setsid(void); 360 int setuid(uid_t); 361 unsigned int sleep(unsigned int); 362 long sysconf(int); 363 pid_t tcgetpgrp(int); 364 int tcsetpgrp(int, pid_t); 365 char *ttyname(int); 366 int ttyname_r(int, char *, size_t); 367 int unlink(const char *); 368 ssize_t write(int, const void *, size_t); 369 370 /* 1003.2-1992 */ 371 #if __POSIX_VISIBLE >= 199209 || __XSI_VISIBLE 372 size_t confstr(int, char *, size_t); 373 #ifndef _GETOPT_DECLARED 374 #define _GETOPT_DECLARED 375 int getopt(int, char * const [], const char *); 376 377 extern char *optarg; /* getopt(3) external variables */ 378 extern int optind, opterr, optopt; 379 #endif /* _GETOPT_DECLARED */ 380 #endif 381 382 /* ISO/IEC 9945-1: 1996 */ 383 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE 384 int fsync(int); 385 int fdatasync(int); 386 387 /* 388 * ftruncate() was in the POSIX Realtime Extension (it's used for shared 389 * memory), but truncate() was not. 390 */ 391 #ifndef _FTRUNCATE_DECLARED 392 #define _FTRUNCATE_DECLARED 393 int ftruncate(int, off_t); 394 #endif 395 #endif 396 397 #if __POSIX_VISIBLE >= 199506 398 int getlogin_r(char *, size_t); 399 #endif 400 401 /* 1003.1-2001 */ 402 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE 403 int fchown(int, uid_t, gid_t); 404 ssize_t readlink(const char * __restrict, char * __restrict, size_t); 405 #endif 406 #if __POSIX_VISIBLE >= 200112 407 int gethostname(char *, size_t); 408 int setegid(gid_t); 409 int seteuid(uid_t); 410 #endif 411 412 /* 1003.1-2008 */ 413 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE 414 int getsid(pid_t _pid); 415 int fchdir(int); 416 int getpgid(pid_t _pid); 417 int lchown(const char *, uid_t, gid_t); 418 ssize_t pread(int, void *, size_t, off_t); 419 ssize_t pwrite(int, const void *, size_t, off_t); 420 421 /* See comment at ftruncate() above. */ 422 #ifndef _TRUNCATE_DECLARED 423 #define _TRUNCATE_DECLARED 424 int truncate(const char *, off_t); 425 #endif 426 #endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */ 427 428 #if __POSIX_VISIBLE >= 200809 429 int faccessat(int, const char *, int, int); 430 int fchownat(int, const char *, uid_t, gid_t, int); 431 int fexecve(int, char *const [], char *const []); 432 int linkat(int, const char *, int, const char *, int); 433 ssize_t readlinkat(int, const char * __restrict, char * __restrict, size_t); 434 int symlinkat(const char *, int, const char *); 435 int unlinkat(int, const char *, int); 436 #endif /* __POSIX_VISIBLE >= 200809 */ 437 438 /* 439 * symlink() was originally in POSIX.1a, which was withdrawn after 440 * being overtaken by events (1003.1-2001). It was in XPG4.2, and of 441 * course has been in BSD since 4.2. 442 */ 443 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE >= 402 444 int symlink(const char * __restrict, const char * __restrict); 445 #endif 446 447 /* X/Open System Interfaces */ 448 #if __XSI_VISIBLE 449 char *crypt(const char *, const char *); 450 long gethostid(void); 451 int lockf(int, int, off_t); 452 int nice(int); 453 int setregid(gid_t, gid_t); 454 int setreuid(uid_t, uid_t); 455 456 #ifndef _SWAB_DECLARED 457 #define _SWAB_DECLARED 458 void swab(const void * __restrict, void * __restrict, ssize_t); 459 #endif /* _SWAB_DECLARED */ 460 461 void sync(void); 462 463 #endif /* __XSI_VISIBLE */ 464 465 #if (__XSI_VISIBLE && __XSI_VISIBLE <= 500) || __BSD_VISIBLE 466 int brk(const void *); 467 int chroot(const char *); 468 int getdtablesize(void); 469 int getpagesize(void) __pure2; 470 char *getpass(const char *); 471 void *sbrk(intptr_t); 472 #endif 473 474 #if (__XSI_VISIBLE && __XSI_VISIBLE <= 600) || __BSD_VISIBLE 475 char *getwd(char *); /* obsoleted by getcwd() */ 476 useconds_t 477 ualarm(useconds_t, useconds_t); 478 int usleep(useconds_t); 479 pid_t vfork(void) __returns_twice; 480 #endif 481 482 #if __BSD_VISIBLE 483 struct timeval; /* select(2) */ 484 485 struct crypt_data { 486 int initialized; /* For compatibility with glibc. */ 487 char __buf[256]; /* Buffer returned by crypt_r(). */ 488 }; 489 490 int acct(const char *); 491 int async_daemon(void); 492 int check_utility_compat(const char *); 493 int close_range(unsigned int, unsigned int, int); 494 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned int); 495 const char * 496 crypt_get_format(void); 497 char *crypt_r(const char *, const char *, struct crypt_data *); 498 int crypt_set_format(const char *); 499 int dup3(int, int, int); 500 int eaccess(const char *, int); 501 void endusershell(void); 502 int exect(const char *, char * const *, char * const *); 503 int execvP(const char *, const char *, char * const *); 504 int execvpe(const char *, char * const *, char * const *); 505 int feature_present(const char *); 506 char *fflagstostr(u_long); 507 int getdomainname(char *, int); 508 int getentropy(void *, size_t); 509 int getgrouplist(const char *, gid_t, gid_t *, int *); 510 int getloginclass(char *, size_t); 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 void __FreeBSD_libc_enter_restricted_mode(void); 522 int kcmp(pid_t pid1, pid_t pid2, int type, uintptr_t idx1, uintptr_t idx2); 523 long lpathconf(const char *, int); 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 nlm_syscall(int, int, int, char **); 543 int pipe2(int *, int); 544 int profil(char *, size_t, vm_offset_t, int); 545 int rcmd(char **, int, const char *, const char *, const char *, int *); 546 int rcmd_af(char **, int, const char *, 547 const char *, const char *, int *, int); 548 int rcmdsh(char **, int, const char *, 549 const char *, const char *, const char *); 550 char *re_comp(const char *); 551 int re_exec(const char *); 552 int reboot(int); 553 int revoke(const char *); 554 pid_t rfork(int) __returns_twice; 555 pid_t rfork_thread(int, void *, int (*)(void *), void *); 556 int rresvport(int *); 557 int rresvport_af(int *, int); 558 int ruserok(const char *, int, const char *, const char *); 559 #ifndef _SELECT_DECLARED 560 #define _SELECT_DECLARED 561 int select(int, fd_set *, fd_set *, fd_set *, struct timeval *); 562 #endif 563 int setdomainname(const char *, int); 564 int setgroups(int, const gid_t *); 565 void sethostid(long); 566 int sethostname(const char *, int); 567 int setlogin(const char *); 568 int setloginclass(const char *); 569 void *setmode(const char *); 570 int setpgrp(pid_t, pid_t); /* obsoleted by setpgid() */ 571 void setproctitle(const char *_fmt, ...) __printf0like(1, 2); 572 void setproctitle_fast(const char *_fmt, ...) __printf0like(1, 2); 573 int setresgid(gid_t, gid_t, gid_t); 574 int setresuid(uid_t, uid_t, uid_t); 575 int setrgid(gid_t); 576 int setruid(uid_t); 577 void setusershell(void); 578 int strtofflags(char **, u_long *, u_long *); 579 int swapon(const char *); 580 int swapoff(const char *, u_int); 581 int syscall(int, ...); 582 off_t __syscall(quad_t, ...); 583 int undelete(const char *); 584 int unwhiteout(const char *); 585 void *valloc(size_t); /* obsoleted by malloc() */ 586 int funlinkat(int, const char *, int, int); 587 pid_t _Fork(void); 588 589 #ifndef _OPTRESET_DECLARED 590 #define _OPTRESET_DECLARED 591 extern int optreset; /* getopt(3) external variable */ 592 #endif 593 #endif /* __BSD_VISIBLE */ 594 __END_DECLS 595 596 #endif /* !_UNISTD_H_ */ 597