| 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 | * $DragonFly: src/include/unistd.h,v 1.24 2008/06/05 17:53:10 swildner Exp $ |
| 36 | */ |
| 37 | |
| 38 | #ifndef _UNISTD_H_ |
| 39 | #define _UNISTD_H_ |
| 40 | |
| 41 | #include <sys/cdefs.h> |
| 42 | #include <sys/types.h> /* XXX adds too much pollution. */ |
| 43 | #include <sys/unistd.h> |
| 44 | #include <sys/_null.h> |
| 45 | |
| 46 | #ifndef _GID_T_DECLARED |
| 47 | typedef __gid_t gid_t; |
| 48 | #define _GID_T_DECLARED |
| 49 | #endif |
| 50 | |
| 51 | #ifndef _OFF_T_DECLARED |
| 52 | typedef __off_t off_t; |
| 53 | #define _OFF_T_DECLARED |
| 54 | #endif |
| 55 | |
| 56 | #ifndef _PID_T_DECLARED |
| 57 | typedef __pid_t pid_t; |
| 58 | #define _PID_T_DECLARED |
| 59 | #endif |
| 60 | |
| 61 | #ifndef _SIZE_T_DECLARED |
| 62 | typedef __size_t size_t; |
| 63 | #define _SIZE_T_DECLARED |
| 64 | #endif |
| 65 | |
| 66 | #ifndef _SSIZE_T_DECLARED |
| 67 | typedef __ssize_t ssize_t; |
| 68 | #define _SSIZE_T_DECLARED |
| 69 | #endif |
| 70 | |
| 71 | #ifndef _UID_T_DECLARED |
| 72 | typedef __uid_t uid_t; |
| 73 | #define _UID_T_DECLARED |
| 74 | #endif |
| 75 | |
| 76 | #define STDIN_FILENO 0 /* standard input file descriptor */ |
| 77 | #define STDOUT_FILENO 1 /* standard output file descriptor */ |
| 78 | #define STDERR_FILENO 2 /* standard error file descriptor */ |
| 79 | |
| 80 | #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200112 |
| 81 | #define F_ULOCK 0 /* unlock locked section */ |
| 82 | #define F_LOCK 1 /* lock a section for exclusive use */ |
| 83 | #define F_TLOCK 2 /* test and lock a section for exclusive use */ |
| 84 | #define F_TEST 3 /* test a section for locks by other procs */ |
| 85 | #endif |
| 86 | |
| 87 | /* |
| 88 | * POSIX options and option groups we unconditionally do or don't |
| 89 | * implement. This list includes those options which are exclusively |
| 90 | * implemented (or not) in user mode. Please keep this list in |
| 91 | * alphabetical order. |
| 92 | * |
| 93 | * Anything which is defined as zero below **must** have an |
| 94 | * implementation for the corresponding sysconf() which is able to |
| 95 | * determine conclusively whether or not the feature is supported. |
| 96 | * Anything which is defined as other than -1 below **must** have |
| 97 | * complete headers, types, and function declarations as specified by |
| 98 | * the POSIX standard; however, if the relevant sysconf() function |
| 99 | * returns -1, the functions may be stubbed out. |
| 100 | */ |
| 101 | #define _POSIX_READER_WRITER_LOCKS 200112L |
| 102 | #define _POSIX_REGEXP 1 |
| 103 | #define _POSIX_SHELL 1 |
| 104 | #define _POSIX_SPAWN 200112L |
| 105 | #define _POSIX_THREAD_ATTR_STACKADDR 200112L |
| 106 | #define _POSIX_THREAD_ATTR_STACKSIZE 200112L |
| 107 | #define _POSIX_THREAD_CPUTIME -1 |
| 108 | #define _POSIX_THREAD_PRIO_INHERIT 200112L |
| 109 | #define _POSIX_THREAD_PRIO_PROTECT 200112L |
| 110 | #define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L |
| 111 | #define _POSIX_THREAD_PROCESS_SHARED -1 |
| 112 | #define _POSIX_THREAD_SAFE_FUNCTIONS -1 |
| 113 | #define _POSIX_THREAD_SPORADIC_SERVER -1 |
| 114 | #define _POSIX_THREADS 200112L |
| 115 | #define _POSIX_TRACE -1 |
| 116 | #define _POSIX_TRACE_EVENT_FILTER -1 |
| 117 | #define _POSIX_TRACE_INHERIT -1 |
| 118 | #define _POSIX_TRACE_LOG -1 |
| 119 | #define _POSIX2_C_BIND 200112L /* mandatory */ |
| 120 | #define _POSIX2_C_DEV -1 /* need c99 utility */ |
| 121 | #define _POSIX2_CHAR_TERM 1 |
| 122 | #define _POSIX2_FORT_DEV -1 /* need fort77 utility */ |
| 123 | #define _POSIX2_FORT_RUN 200112L |
| 124 | #define _POSIX2_LOCALEDEF -1 |
| 125 | #define _POSIX2_PBS -1 |
| 126 | #define _POSIX2_PBS_ACCOUNTING -1 |
| 127 | #define _POSIX2_PBS_CHECKPOINT -1 |
| 128 | #define _POSIX2_PBS_LOCATE -1 |
| 129 | #define _POSIX2_PBS_MESSAGE -1 |
| 130 | #define _POSIX2_PBS_TRACK -1 |
| 131 | #define _POSIX2_SW_DEV -1 /* XXX ??? */ |
| 132 | #define _POSIX2_UPE 200112L |
| 133 | #define _V6_ILP32_OFF32 -1 |
| 134 | #define _V6_ILP32_OFFBIG 0 |
| 135 | #define _V6_LP64_OFF64 0 |
| 136 | #define _V6_LPBIG_OFFBIG -1 |
| 137 | |
| 138 | #if __XSI_VISIBLE |
| 139 | #define _XOPEN_CRYPT -1 /* XXX ??? */ |
| 140 | #define _XOPEN_ENH_I18N -1 /* mandatory in XSI */ |
| 141 | #define _XOPEN_LEGACY -1 |
| 142 | #define _XOPEN_REALTIME -1 |
| 143 | #define _XOPEN_REALTIME_THREADS -1 |
| 144 | #define _XOPEN_UNIX -1 |
| 145 | #endif |
| 146 | |
| 147 | /* Define the POSIX.2 version we target for compliance. */ |
| 148 | #define _POSIX2_VERSION 199212L |
| 149 | |
| 150 | /* |
| 151 | * POSIX-style system configuration variable accessors (for the |
| 152 | * sysconf function). The kernel does not directly implement the |
| 153 | * sysconf() interface; rather, a C library stub translates references |
| 154 | * to sysconf() into calls to sysctl() using a giant switch statement. |
| 155 | * Those that are marked `user' are implemented entirely in the C |
| 156 | * library and never query the kernel. pathconf() is implemented |
| 157 | * directly by the kernel so those are not defined here. |
| 158 | */ |
| 159 | #define _SC_ARG_MAX 1 |
| 160 | #define _SC_CHILD_MAX 2 |
| 161 | #define _SC_CLK_TCK 3 |
| 162 | #define _SC_NGROUPS_MAX 4 |
| 163 | #define _SC_OPEN_MAX 5 |
| 164 | #define _SC_JOB_CONTROL 6 |
| 165 | #define _SC_SAVED_IDS 7 |
| 166 | #define _SC_VERSION 8 |
| 167 | #define _SC_BC_BASE_MAX 9 /* user */ |
| 168 | #define _SC_BC_DIM_MAX 10 /* user */ |
| 169 | #define _SC_BC_SCALE_MAX 11 /* user */ |
| 170 | #define _SC_BC_STRING_MAX 12 /* user */ |
| 171 | #define _SC_COLL_WEIGHTS_MAX 13 /* user */ |
| 172 | #define _SC_EXPR_NEST_MAX 14 /* user */ |
| 173 | #define _SC_LINE_MAX 15 /* user */ |
| 174 | #define _SC_RE_DUP_MAX 16 /* user */ |
| 175 | #define _SC_2_VERSION 17 /* user */ |
| 176 | #define _SC_2_C_BIND 18 /* user */ |
| 177 | #define _SC_2_C_DEV 19 /* user */ |
| 178 | #define _SC_2_CHAR_TERM 20 /* user */ |
| 179 | #define _SC_2_FORT_DEV 21 /* user */ |
| 180 | #define _SC_2_FORT_RUN 22 /* user */ |
| 181 | #define _SC_2_LOCALEDEF 23 /* user */ |
| 182 | #define _SC_2_SW_DEV 24 /* user */ |
| 183 | #define _SC_2_UPE 25 /* user */ |
| 184 | #define _SC_STREAM_MAX 26 /* user */ |
| 185 | #define _SC_TZNAME_MAX 27 /* user */ |
| 186 | |
| 187 | #if __POSIX_VISIBLE >= 199309 |
| 188 | #define _SC_ASYNCHRONOUS_IO 28 |
| 189 | #define _SC_MAPPED_FILES 29 |
| 190 | #define _SC_MEMLOCK 30 |
| 191 | #define _SC_MEMLOCK_RANGE 31 |
| 192 | #define _SC_MEMORY_PROTECTION 32 |
| 193 | #define _SC_MESSAGE_PASSING 33 |
| 194 | #define _SC_PRIORITIZED_IO 34 |
| 195 | #define _SC_PRIORITY_SCHEDULING 35 |
| 196 | #define _SC_REALTIME_SIGNALS 36 |
| 197 | #define _SC_SEMAPHORES 37 |
| 198 | #define _SC_FSYNC 38 |
| 199 | #define _SC_SHARED_MEMORY_OBJECTS 39 |
| 200 | #define _SC_SYNCHRONIZED_IO 40 |
| 201 | #define _SC_TIMERS 41 |
| 202 | #define _SC_AIO_LISTIO_MAX 42 |
| 203 | #define _SC_AIO_MAX 43 |
| 204 | #define _SC_AIO_PRIO_DELTA_MAX 44 |
| 205 | #define _SC_DELAYTIMER_MAX 45 |
| 206 | #define _SC_MQ_OPEN_MAX 46 |
| 207 | #define _SC_PAGESIZE 47 |
| 208 | #define _SC_RTSIG_MAX 48 |
| 209 | #define _SC_SEM_NSEMS_MAX 49 |
| 210 | #define _SC_SEM_VALUE_MAX 50 |
| 211 | #define _SC_SIGQUEUE_MAX 51 |
| 212 | #define _SC_TIMER_MAX 52 |
| 213 | #endif |
| 214 | |
| 215 | #if __POSIX_VISIBLE >= 200112 |
| 216 | #define _SC_2_PBS 59 /* user */ |
| 217 | #define _SC_2_PBS_ACCOUNTING 60 /* user */ |
| 218 | #define _SC_2_PBS_CHECKPOINT 61 /* user */ |
| 219 | #define _SC_2_PBS_LOCATE 62 /* user */ |
| 220 | #define _SC_2_PBS_MESSAGE 63 /* user */ |
| 221 | #define _SC_2_PBS_TRACK 64 /* user */ |
| 222 | #define _SC_ADVISORY_INFO 65 |
| 223 | #define _SC_BARRIERS 66 /* user */ |
| 224 | #define _SC_CLOCK_SELECTION 67 |
| 225 | #define _SC_CPUTIME 68 |
| 226 | #define _SC_FILE_LOCKING 69 |
| 227 | #define _SC_GETGR_R_SIZE_MAX 70 /* user */ |
| 228 | #define _SC_GETPW_R_SIZE_MAX 71 /* user */ |
| 229 | #define _SC_HOST_NAME_MAX 72 |
| 230 | #define _SC_LOGIN_NAME_MAX 73 |
| 231 | #define _SC_MONOTONIC_CLOCK 74 |
| 232 | #define _SC_MQ_PRIO_MAX 75 |
| 233 | #define _SC_READER_WRITER_LOCKS 76 /* user */ |
| 234 | #define _SC_REGEXP 77 /* user */ |
| 235 | #define _SC_SHELL 78 /* user */ |
| 236 | #define _SC_SPAWN 79 /* user */ |
| 237 | #define _SC_SPIN_LOCKS 80 /* user */ |
| 238 | #define _SC_SPORADIC_SERVER 81 |
| 239 | #define _SC_THREAD_ATTR_STACKADDR 82 /* user */ |
| 240 | #define _SC_THREAD_ATTR_STACKSIZE 83 /* user */ |
| 241 | #define _SC_THREAD_CPUTIME 84 /* user */ |
| 242 | #define _SC_THREAD_DESTRUCTOR_ITERATIONS 85 /* user */ |
| 243 | #define _SC_THREAD_KEYS_MAX 86 /* user */ |
| 244 | #define _SC_THREAD_PRIO_INHERIT 87 /* user */ |
| 245 | #define _SC_THREAD_PRIO_PROTECT 88 /* user */ |
| 246 | #define _SC_THREAD_PRIORITY_SCHEDULING 89 /* user */ |
| 247 | #define _SC_THREAD_PROCESS_SHARED 90 /* user */ |
| 248 | #define _SC_THREAD_SAFE_FUNCTIONS 91 /* user */ |
| 249 | #define _SC_THREAD_SPORADIC_SERVER 92 /* user */ |
| 250 | #define _SC_THREAD_STACK_MIN 93 /* user */ |
| 251 | #define _SC_THREAD_THREADS_MAX 94 /* user */ |
| 252 | #define _SC_TIMEOUTS 95 /* user */ |
| 253 | #define _SC_THREADS 96 /* user */ |
| 254 | #define _SC_TRACE 97 /* user */ |
| 255 | #define _SC_TRACE_EVENT_FILTER 98 /* user */ |
| 256 | #define _SC_TRACE_INHERIT 99 /* user */ |
| 257 | #define _SC_TRACE_LOG 100 /* user */ |
| 258 | #define _SC_TTY_NAME_MAX 101 /* user */ |
| 259 | #define _SC_TYPED_MEMORY_OBJECTS 102 |
| 260 | #define _SC_V6_ILP32_OFF32 103 /* user */ |
| 261 | #define _SC_V6_ILP32_OFFBIG 104 /* user */ |
| 262 | #define _SC_V6_LP64_OFF64 105 /* user */ |
| 263 | #define _SC_V6_LPBIG_OFFBIG 106 /* user */ |
| 264 | #define _SC_IPV6 118 |
| 265 | #define _SC_RAW_SOCKETS 119 |
| 266 | #define _SC_SYMLOOP_MAX 120 |
| 267 | #endif |
| 268 | |
| 269 | #if __XSI_VISIBLE |
| 270 | #define _SC_ATEXIT_MAX 107 /* user */ |
| 271 | #define _SC_IOV_MAX 56 |
| 272 | #define _SC_PAGE_SIZE _SC_PAGESIZE |
| 273 | #define _SC_XOPEN_CRYPT 108 /* user */ |
| 274 | #define _SC_XOPEN_ENH_I18N 109 /* user */ |
| 275 | #define _SC_XOPEN_LEGACY 110 /* user */ |
| 276 | #define _SC_XOPEN_REALTIME 111 |
| 277 | #define _SC_XOPEN_REALTIME_THREADS 112 |
| 278 | #define _SC_XOPEN_SHM 113 |
| 279 | #define _SC_XOPEN_STREAMS 114 |
| 280 | #define _SC_XOPEN_UNIX 115 |
| 281 | #define _SC_XOPEN_VERSION 116 |
| 282 | #define _SC_XOPEN_XCU_VERSION 117 /* user */ |
| 283 | #endif |
| 284 | |
| 285 | #if __BSD_VISIBLE |
| 286 | #define _SC_NPROCESSORS_CONF 57 |
| 287 | #define _SC_NPROCESSORS_ONLN 58 |
| 288 | #endif |
| 289 | |
| 290 | /* Extensions found in Solaris and Linux. */ |
| 291 | #define _SC_PHYS_PAGES 121 |
| 292 | |
| 293 | /* Keys for the confstr(3) function. */ |
| 294 | #if __POSIX_VISIBLE >= 199209 |
| 295 | #define _CS_PATH 1 /* default value of PATH */ |
| 296 | #endif |
| 297 | |
| 298 | #if __POSIX_VISIBLE >= 200112 |
| 299 | #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 2 |
| 300 | #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 3 |
| 301 | #define _CS_POSIX_V6_ILP32_OFF32_LIBS 4 |
| 302 | #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 5 |
| 303 | #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 6 |
| 304 | #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 7 |
| 305 | #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 8 |
| 306 | #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 9 |
| 307 | #define _CS_POSIX_V6_LP64_OFF64_LIBS 10 |
| 308 | #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 11 |
| 309 | #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 12 |
| 310 | #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 13 |
| 311 | #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 14 |
| 312 | #endif |
| 313 | |
| 314 | __BEGIN_DECLS |
| 315 | /* 1003.1-1990 */ |
| 316 | void _exit(int) __dead2; |
| 317 | int access(const char *, int); |
| 318 | unsigned int alarm(unsigned int); |
| 319 | int chdir(const char *); |
| 320 | int chown(const char *, uid_t, gid_t); |
| 321 | int close(int); |
| 322 | int dup(int); |
| 323 | int dup2(int, int); |
| 324 | int execl(const char *, const char *, ...); |
| 325 | int execle(const char *, const char *, ...); |
| 326 | int execlp(const char *, const char *, ...); |
| 327 | int execv(const char *, char * const *); |
| 328 | int execve(const char *, char * const *, char * const *); |
| 329 | int execvp(const char *, char * const *); |
| 330 | pid_t fork(void); |
| 331 | long fpathconf(int, int); |
| 332 | char *getcwd(char *, size_t); |
| 333 | gid_t getegid(void); |
| 334 | uid_t geteuid(void); |
| 335 | gid_t getgid(void); |
| 336 | int getgroups(int, gid_t []); |
| 337 | char *getlogin(void); |
| 338 | pid_t getpgrp(void); |
| 339 | pid_t getpid(void); |
| 340 | pid_t getppid(void); |
| 341 | uid_t getuid(void); |
| 342 | int isatty(int); |
| 343 | int link(const char *, const char *); |
| 344 | #ifndef _LSEEK_DECLARED |
| 345 | #define _LSEEK_DECLARED |
| 346 | off_t lseek(int, off_t, int); |
| 347 | #endif |
| 348 | long pathconf(const char *, int); |
| 349 | int pause(void); |
| 350 | int pipe(int *); |
| 351 | ssize_t read(int, void *, size_t); |
| 352 | int rmdir(const char *); |
| 353 | int setgid(gid_t); |
| 354 | int setpgid(pid_t, pid_t); |
| 355 | pid_t setsid(void); |
| 356 | int setuid(uid_t); |
| 357 | unsigned int sleep(unsigned int); |
| 358 | long sysconf(int); |
| 359 | pid_t tcgetpgrp(int); |
| 360 | int tcsetpgrp(int, pid_t); |
| 361 | char *ttyname(int); |
| 362 | int ttyname_r(int, char *, size_t); |
| 363 | int unlink(const char *); |
| 364 | ssize_t write(int, const void *, size_t); |
| 365 | |
| 366 | /* 1003.2-1992 */ |
| 367 | #if __POSIX_VISIBLE >= 199209 || __XSI_VISIBLE |
| 368 | size_t confstr(int, char *, size_t); |
| 369 | #ifndef _GETOPT_DECLARED |
| 370 | #define _GETOPT_DECLARED |
| 371 | int getopt(int, char * const [], const char *); |
| 372 | |
| 373 | extern char *optarg; /* getopt(3) external variables */ |
| 374 | extern int optind, opterr, optopt; |
| 375 | #endif /* _GETOPT_DECLARED */ |
| 376 | #endif |
| 377 | |
| 378 | /* ISO/IEC 9945-1: 1996 */ |
| 379 | #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE |
| 380 | int fsync(int); |
| 381 | |
| 382 | /* |
| 383 | * ftruncate() was in the POSIX Realtime Extension (it's used for shared |
| 384 | * memory), but truncate() was not. |
| 385 | */ |
| 386 | #ifndef _FTRUNCATE_DECLARED |
| 387 | #define _FTRUNCATE_DECLARED |
| 388 | int ftruncate(int, off_t); |
| 389 | #endif |
| 390 | #endif |
| 391 | |
| 392 | #if __POSIX_VISIBLE >= 199506 |
| 393 | int getlogin_r(char *, int); |
| 394 | #endif |
| 395 | |
| 396 | /* 1003.1-2001 */ |
| 397 | #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE |
| 398 | int fchown(int, uid_t, gid_t); |
| 399 | ssize_t readlink(const char * __restrict, char * __restrict, size_t); |
| 400 | #endif |
| 401 | #if __POSIX_VISIBLE >= 200112 |
| 402 | int gethostname(char *, size_t); |
| 403 | int setegid(gid_t); |
| 404 | int seteuid(uid_t); |
| 405 | #endif |
| 406 | |
| 407 | /* 1003.1-2008 */ |
| 408 | #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE |
| 409 | int getsid(pid_t _pid); |
| 410 | int fchdir(int); |
| 411 | int getpgid(pid_t _pid); |
| 412 | int lchown(const char *, uid_t, gid_t); |
| 413 | ssize_t pread(int, void *, size_t, off_t); |
| 414 | ssize_t pwrite(int, const void *, size_t, off_t); |
| 415 | |
| 416 | /* See comment at ftruncate() above. */ |
| 417 | #ifndef _TRUNCATE_DECLARED |
| 418 | #define _TRUNCATE_DECLARED |
| 419 | int truncate(const char *, off_t); |
| 420 | #endif |
| 421 | #endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */ |
| 422 | |
| 423 | #if __POSIX_VISIBLE >= 200809 || __BSD_VISIBLE |
| 424 | int faccessat(int, const char *, int, int); |
| 425 | int fchownat(int, const char *, uid_t, gid_t, int); |
| 426 | #if 0 |
| 427 | int fexecve(int, char *const [], char *const []); |
| 428 | #endif |
| 429 | int linkat(int, const char *, int, const char *, int); |
| 430 | ssize_t readlinkat(int, const char * __restrict, char * __restrict, size_t); |
| 431 | int symlinkat(const char *, int, const char *); |
| 432 | int unlinkat(int, const char *, int); |
| 433 | #endif /* __POSIX_VISIBLE >= 200809 || __BSD_VISIBLE */ |
| 434 | |
| 435 | /* |
| 436 | * symlink() was originally in POSIX.1a, which was withdrawn after |
| 437 | * being overtaken by events (1003.1-2001). It was in XPG4.2, and of |
| 438 | * course has been in BSD since 4.2. |
| 439 | */ |
| 440 | #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE >= 402 || __BSD_VISIBLE |
| 441 | int symlink(const char * __restrict, const char * __restrict); |
| 442 | #endif |
| 443 | |
| 444 | /* X/Open System Interfaces */ |
| 445 | #if __XSI_VISIBLE |
| 446 | char *crypt(const char *, const char *); |
| 447 | /* char *ctermid(char *); */ /* XXX ??? */ |
| 448 | int encrypt(char *, int); |
| 449 | long gethostid(void); |
| 450 | int lockf(int, int, off_t); |
| 451 | int nice(int); |
| 452 | int setpgrp(pid_t _pid, pid_t _pgrp); /* obsoleted by setpgid() */ |
| 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 chroot_kernel(const char *); |
| 469 | int getdtablesize(void); |
| 470 | int getpagesize(void) __pure2; |
| 471 | char *getpass(const char *); |
| 472 | void *sbrk(intptr_t); |
| 473 | #endif |
| 474 | |
| 475 | #if (__XSI_VISIBLE && __XSI_VISIBLE <= 600) || __BSD_VISIBLE |
| 476 | char *getwd(char *); /* obsoleted by getcwd() */ |
| 477 | unsigned int |
| 478 | ualarm(unsigned int, unsigned int); |
| 479 | int usleep(unsigned int); |
| 480 | pid_t vfork(void); |
| 481 | #endif |
| 482 | |
| 483 | #if __BSD_VISIBLE |
| 484 | struct iovec; |
| 485 | int acct(const char *); |
| 486 | int async_daemon(void); |
| 487 | int closefrom(int); |
| 488 | const char * |
| 489 | crypt_get_format(void); |
| 490 | int crypt_set_format(const char *); |
| 491 | void endusershell(void); |
| 492 | int exect(const char *, char * const *, char * const *); |
| 493 | int execvP(const char *, const char *, char * const *); |
| 494 | void extexit(int, int, void *); |
| 495 | ssize_t extpread(int, void *, size_t, int, off_t); |
| 496 | ssize_t extpreadv(int, const struct iovec *, u_int, int, off_t); |
| 497 | ssize_t extpwrite(int, const void *, size_t, int, off_t); |
| 498 | ssize_t extpwritev(int, const struct iovec *, u_int, int, off_t); |
| 499 | char *fflagstostr(u_long); |
| 500 | int getdomainname(char *, int); |
| 501 | int getgrouplist(const char *, gid_t, gid_t *, int *); |
| 502 | mode_t getmode(const void *, mode_t); |
| 503 | int getosreldate(void); |
| 504 | int getpeereid(int, uid_t *, gid_t *); |
| 505 | int getresgid(gid_t *, gid_t *, gid_t *); |
| 506 | int getresuid(uid_t *, uid_t *, uid_t *); |
| 507 | char *getusershell(void); |
| 508 | int initgroups(const char *, gid_t); |
| 509 | int iruserok(unsigned long, int, const char *, const char *); |
| 510 | int iruserok_sa(const void *, int, int, const char *, const char *); |
| 511 | int issetugid(void); |
| 512 | int lwp_create(struct lwp_params *); |
| 513 | lwpid_t lwp_gettid(void); |
| 514 | #ifndef _MKDTEMP_DECLARED |
| 515 | char *mkdtemp(char *); |
| 516 | #define _MKDTEMP_DECLARED |
| 517 | #endif |
| 518 | #ifndef _MKNOD_DECLARED |
| 519 | int mknod(const char *, mode_t, dev_t); |
| 520 | #define _MKNOD_DECLARED |
| 521 | #endif |
| 522 | #ifndef _MKSTEMP_DECLARED |
| 523 | int mkstemp(char *); |
| 524 | #define _MKSTEMP_DECLARED |
| 525 | #endif |
| 526 | int mkstemps(char *, int); |
| 527 | #ifndef _MKTEMP_DECLARED |
| 528 | char *mktemp(char *); |
| 529 | #define _MKTEMP_DECLARED |
| 530 | #endif |
| 531 | int nfssvc(int, void *); |
| 532 | int profil(char *, size_t, vm_offset_t, int); |
| 533 | int rcmd(char **, int, const char *, const char *, const char *, int *); |
| 534 | int rcmd_af(char **, int, const char *, const char *, const char *, int *, |
| 535 | int); |
| 536 | int rcmdsh(char **, int, const char *, const char *, const char *, |
| 537 | const char *); |
| 538 | char *re_comp(const char *); |
| 539 | int re_exec(const char *); |
| 540 | int reboot(int); |
| 541 | int revoke(const char *); |
| 542 | pid_t rfork(int); |
| 543 | pid_t rfork_thread(int, void *, int (*)(void *), void *); |
| 544 | int rresvport(int *); |
| 545 | int rresvport_af(int *, int); |
| 546 | int ruserok(const char *, int, const char *, const char *); |
| 547 | int setdomainname(const char *, int); |
| 548 | int setgroups(int, const gid_t *); |
| 549 | void sethostid(long); |
| 550 | int sethostname(const char *, int); |
| 551 | int setlogin(const char *); |
| 552 | void *setmode(const char *); |
| 553 | void setproctitle(const char *_fmt, ...) __printf0like(1, 2); |
| 554 | int setresgid(gid_t, gid_t, gid_t); |
| 555 | int setresuid(uid_t, uid_t, uid_t); |
| 556 | int setrgid(gid_t); |
| 557 | int setruid(uid_t); |
| 558 | void setusershell(void); |
| 559 | int strtofflags(char **, u_long *, u_long *); |
| 560 | int swapoff(const char *); |
| 561 | int swapon(const char *); |
| 562 | int syscall(int, ...); |
| 563 | off_t __syscall(quad_t, ...); |
| 564 | int ttyslot(void); |
| 565 | int umtx_sleep(volatile const int *, int , int); |
| 566 | int umtx_wakeup(volatile const int *, int); |
| 567 | int undelete(const char *); |
| 568 | int unwhiteout(const char *); |
| 569 | void *valloc(size_t); /* obsoleted by malloc() */ |
| 570 | int varsym_get(int, const char *, char *, int); |
| 571 | int varsym_list(int, char *, int, int *); |
| 572 | int varsym_set(int, const char *, const char *); |
| 573 | |
| 574 | #ifndef _OPTRESET_DECLARED |
| 575 | #define _OPTRESET_DECLARED |
| 576 | extern int optreset; /* getopt(3) external variable */ |
| 577 | #endif |
| 578 | #endif /* __BSD_VISIBLE */ |
| 579 | __END_DECLS |
| 580 | |
| 581 | #endif /* !_UNISTD_H_ */ |