1 #ifndef _UNISTD_H 2 #define _UNISTD_H 3 4 #include <stddef.h> 5 6 #ifdef __cplusplus 7 extern "C" { 8 #endif 9 10 #include <features.h> 11 12 #define STDIN_FILENO 0 13 #define STDOUT_FILENO 1 14 #define STDERR_FILENO 2 15 16 #define SEEK_SET 0 17 #define SEEK_CUR 1 18 #define SEEK_END 2 19 #define SEEK_DATA 3 20 #define SEEK_HOLE 4 21 22 #define __NEED_size_t 23 #define __NEED_ssize_t 24 #define __NEED_uid_t 25 #define __NEED_gid_t 26 #define __NEED_off_t 27 #define __NEED_pid_t 28 #define __NEED_intptr_t 29 #define __NEED_useconds_t 30 31 #include <bits/alltypes.h> 32 33 int pipe(int [2]); 34 int pipe2(int [2], int); 35 int close(int); 36 int posix_close(int, int); 37 int dup(int); 38 int dup2(int, int); 39 int dup3(int, int, int); 40 off_t lseek(int, off_t, int); 41 int fsync(int); 42 int fdatasync(int); 43 44 ssize_t read(int, void *, size_t); 45 ssize_t write(int, const void *, size_t); 46 ssize_t pread(int, void *, size_t, off_t); 47 ssize_t pwrite(int, const void *, size_t, off_t); 48 49 int chown(const char *, uid_t, gid_t); 50 int fchown(int, uid_t, gid_t); 51 int lchown(const char *, uid_t, gid_t); 52 int fchownat(int, const char *, uid_t, gid_t, int); 53 54 int link(const char *, const char *); 55 int linkat(int, const char *, int, const char *, int); 56 int symlink(const char *, const char *); 57 int symlinkat(const char *, int, const char *); 58 ssize_t readlink(const char *__restrict, char *__restrict, size_t); 59 ssize_t readlinkat(int, const char *__restrict, char *__restrict, size_t); 60 int unlink(const char *); 61 int unlinkat(int, const char *, int); 62 int rmdir(const char *); 63 int truncate(const char *, off_t); 64 int ftruncate(int, off_t); 65 66 #define F_OK 0 67 #define R_OK 4 68 #define W_OK 2 69 #define X_OK 1 70 71 int access(const char *, int); 72 int faccessat(int, const char *, int, int); 73 74 int chdir(const char *); 75 int fchdir(int); 76 char *getcwd(char *, size_t); 77 78 unsigned alarm(unsigned); 79 unsigned sleep(unsigned); 80 int pause(void); 81 82 pid_t fork(void); 83 pid_t _Fork(void); 84 int execve(const char *, char *const [], char *const []); 85 int execv(const char *, char *const []); 86 int execle(const char *, const char *, ...); 87 int execl(const char *, const char *, ...); 88 int execvp(const char *, char *const []); 89 int execlp(const char *, const char *, ...); 90 int fexecve(int, char *const [], char *const []); 91 _Noreturn void _exit(int); 92 93 pid_t getpid(void); 94 pid_t getppid(void); 95 pid_t getpgrp(void); 96 pid_t getpgid(pid_t); 97 int setpgid(pid_t, pid_t); 98 pid_t setsid(void); 99 pid_t getsid(pid_t); 100 char *ttyname(int); 101 int ttyname_r(int, char *, size_t); 102 int isatty(int); 103 pid_t tcgetpgrp(int); 104 int tcsetpgrp(int, pid_t); 105 106 uid_t getuid(void); 107 uid_t geteuid(void); 108 gid_t getgid(void); 109 gid_t getegid(void); 110 int getgroups(int, gid_t []); 111 int setuid(uid_t); 112 int seteuid(uid_t); 113 int setgid(gid_t); 114 int setegid(gid_t); 115 116 char *getlogin(void); 117 int getlogin_r(char *, size_t); 118 int gethostname(char *, size_t); 119 char *ctermid(char *); 120 121 int getopt(int, char * const [], const char *); 122 extern char *optarg; 123 extern int optind, opterr, optopt; 124 125 long pathconf(const char *, int); 126 long fpathconf(int, int); 127 long sysconf(int); 128 size_t confstr(int, char *, size_t); 129 130 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 131 #define F_ULOCK 0 132 #define F_LOCK 1 133 #define F_TLOCK 2 134 #define F_TEST 3 135 int setreuid(uid_t, uid_t); 136 int setregid(gid_t, gid_t); 137 int lockf(int, int, off_t); 138 long gethostid(void); 139 int nice(int); 140 void sync(void); 141 pid_t setpgrp(void); 142 char *crypt(const char *, const char *); 143 void encrypt(char *, int); 144 void swab(const void *__restrict, void *__restrict, ssize_t); 145 #endif 146 147 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \ 148 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700) 149 int usleep(unsigned); 150 unsigned ualarm(unsigned, unsigned); 151 #endif 152 153 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 154 #define L_SET 0 155 #define L_INCR 1 156 #define L_XTND 2 157 int brk(void *); 158 void *sbrk(intptr_t); 159 pid_t vfork(void); 160 int vhangup(void); 161 int chroot(const char *); 162 int getpagesize(void); 163 int getdtablesize(void); 164 int sethostname(const char *, size_t); 165 int getdomainname(char *, size_t); 166 int setdomainname(const char *, size_t); 167 int setgroups(size_t, const gid_t *); 168 char *getpass(const char *); 169 int daemon(int, int); 170 void setusershell(void); 171 void endusershell(void); 172 char *getusershell(void); 173 int acct(const char *); 174 long syscall(long, ...); 175 int execvpe(const char *, char *const [], char *const []); 176 int issetugid(void); 177 int getentropy(void *, size_t); 178 extern int optreset; 179 #endif 180 181 #ifdef _GNU_SOURCE 182 extern char **environ; 183 int setresuid(uid_t, uid_t, uid_t); 184 int setresgid(gid_t, gid_t, gid_t); 185 int getresuid(uid_t *, uid_t *, uid_t *); 186 int getresgid(gid_t *, gid_t *, gid_t *); 187 char *get_current_dir_name(void); 188 int syncfs(int); 189 int euidaccess(const char *, int); 190 int eaccess(const char *, int); 191 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned); 192 pid_t gettid(void); 193 #endif 194 195 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) 196 #define lseek64 lseek 197 #define pread64 pread 198 #define pwrite64 pwrite 199 #define truncate64 truncate 200 #define ftruncate64 ftruncate 201 #define lockf64 lockf 202 #define off64_t off_t 203 #endif 204 205 #define POSIX_CLOSE_RESTART 0 206 207 #define _XOPEN_VERSION 700 208 #define _XOPEN_UNIX 1 209 #define _XOPEN_ENH_I18N 1 210 211 #define _POSIX_VERSION 200809L 212 #define _POSIX2_VERSION _POSIX_VERSION 213 214 #define _POSIX_ADVISORY_INFO _POSIX_VERSION 215 #define _POSIX_CHOWN_RESTRICTED 1 216 #define _POSIX_IPV6 _POSIX_VERSION 217 #define _POSIX_JOB_CONTROL 1 218 #define _POSIX_MAPPED_FILES _POSIX_VERSION 219 #define _POSIX_MEMLOCK _POSIX_VERSION 220 #define _POSIX_MEMLOCK_RANGE _POSIX_VERSION 221 #define _POSIX_MEMORY_PROTECTION _POSIX_VERSION 222 #define _POSIX_MESSAGE_PASSING _POSIX_VERSION 223 #define _POSIX_FSYNC _POSIX_VERSION 224 #define _POSIX_NO_TRUNC 1 225 #define _POSIX_RAW_SOCKETS _POSIX_VERSION 226 #define _POSIX_REALTIME_SIGNALS _POSIX_VERSION 227 #define _POSIX_REGEXP 1 228 #define _POSIX_SAVED_IDS 1 229 #define _POSIX_SHELL 1 230 #define _POSIX_SPAWN _POSIX_VERSION 231 #define _POSIX_VDISABLE 0 232 233 #define _POSIX_THREADS _POSIX_VERSION 234 #define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION 235 #define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION 236 #define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION 237 #define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION 238 #define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION 239 #define _POSIX_THREAD_CPUTIME _POSIX_VERSION 240 #define _POSIX_TIMERS _POSIX_VERSION 241 #define _POSIX_TIMEOUTS _POSIX_VERSION 242 #define _POSIX_MONOTONIC_CLOCK _POSIX_VERSION 243 #define _POSIX_CPUTIME _POSIX_VERSION 244 #define _POSIX_CLOCK_SELECTION _POSIX_VERSION 245 #define _POSIX_BARRIERS _POSIX_VERSION 246 #define _POSIX_SPIN_LOCKS _POSIX_VERSION 247 #define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION 248 #define _POSIX_ASYNCHRONOUS_IO _POSIX_VERSION 249 #define _POSIX_SEMAPHORES _POSIX_VERSION 250 #define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION 251 252 #define _POSIX2_C_BIND _POSIX_VERSION 253 254 #include <bits/posix.h> 255 256 257 258 #define _PC_LINK_MAX 0 259 #define _PC_MAX_CANON 1 260 #define _PC_MAX_INPUT 2 261 #define _PC_NAME_MAX 3 262 #define _PC_PATH_MAX 4 263 #define _PC_PIPE_BUF 5 264 #define _PC_CHOWN_RESTRICTED 6 265 #define _PC_NO_TRUNC 7 266 #define _PC_VDISABLE 8 267 #define _PC_SYNC_IO 9 268 #define _PC_ASYNC_IO 10 269 #define _PC_PRIO_IO 11 270 #define _PC_SOCK_MAXBUF 12 271 #define _PC_FILESIZEBITS 13 272 #define _PC_REC_INCR_XFER_SIZE 14 273 #define _PC_REC_MAX_XFER_SIZE 15 274 #define _PC_REC_MIN_XFER_SIZE 16 275 #define _PC_REC_XFER_ALIGN 17 276 #define _PC_ALLOC_SIZE_MIN 18 277 #define _PC_SYMLINK_MAX 19 278 #define _PC_2_SYMLINKS 20 279 280 #define _SC_ARG_MAX 0 281 #define _SC_CHILD_MAX 1 282 #define _SC_CLK_TCK 2 283 #define _SC_NGROUPS_MAX 3 284 #define _SC_OPEN_MAX 4 285 #define _SC_STREAM_MAX 5 286 #define _SC_TZNAME_MAX 6 287 #define _SC_JOB_CONTROL 7 288 #define _SC_SAVED_IDS 8 289 #define _SC_REALTIME_SIGNALS 9 290 #define _SC_PRIORITY_SCHEDULING 10 291 #define _SC_TIMERS 11 292 #define _SC_ASYNCHRONOUS_IO 12 293 #define _SC_PRIORITIZED_IO 13 294 #define _SC_SYNCHRONIZED_IO 14 295 #define _SC_FSYNC 15 296 #define _SC_MAPPED_FILES 16 297 #define _SC_MEMLOCK 17 298 #define _SC_MEMLOCK_RANGE 18 299 #define _SC_MEMORY_PROTECTION 19 300 #define _SC_MESSAGE_PASSING 20 301 #define _SC_SEMAPHORES 21 302 #define _SC_SHARED_MEMORY_OBJECTS 22 303 #define _SC_AIO_LISTIO_MAX 23 304 #define _SC_AIO_MAX 24 305 #define _SC_AIO_PRIO_DELTA_MAX 25 306 #define _SC_DELAYTIMER_MAX 26 307 #define _SC_MQ_OPEN_MAX 27 308 #define _SC_MQ_PRIO_MAX 28 309 #define _SC_VERSION 29 310 #define _SC_PAGE_SIZE 30 311 #define _SC_PAGESIZE 30 /* !! */ 312 #define _SC_RTSIG_MAX 31 313 #define _SC_SEM_NSEMS_MAX 32 314 #define _SC_SEM_VALUE_MAX 33 315 #define _SC_SIGQUEUE_MAX 34 316 #define _SC_TIMER_MAX 35 317 #define _SC_BC_BASE_MAX 36 318 #define _SC_BC_DIM_MAX 37 319 #define _SC_BC_SCALE_MAX 38 320 #define _SC_BC_STRING_MAX 39 321 #define _SC_COLL_WEIGHTS_MAX 40 322 #define _SC_EXPR_NEST_MAX 42 323 #define _SC_LINE_MAX 43 324 #define _SC_RE_DUP_MAX 44 325 #define _SC_2_VERSION 46 326 #define _SC_2_C_BIND 47 327 #define _SC_2_C_DEV 48 328 #define _SC_2_FORT_DEV 49 329 #define _SC_2_FORT_RUN 50 330 #define _SC_2_SW_DEV 51 331 #define _SC_2_LOCALEDEF 52 332 #define _SC_UIO_MAXIOV 60 /* !! */ 333 #define _SC_IOV_MAX 60 334 #define _SC_THREADS 67 335 #define _SC_THREAD_SAFE_FUNCTIONS 68 336 #define _SC_GETGR_R_SIZE_MAX 69 337 #define _SC_GETPW_R_SIZE_MAX 70 338 #define _SC_LOGIN_NAME_MAX 71 339 #define _SC_TTY_NAME_MAX 72 340 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 73 341 #define _SC_THREAD_KEYS_MAX 74 342 #define _SC_THREAD_STACK_MIN 75 343 #define _SC_THREAD_THREADS_MAX 76 344 #define _SC_THREAD_ATTR_STACKADDR 77 345 #define _SC_THREAD_ATTR_STACKSIZE 78 346 #define _SC_THREAD_PRIORITY_SCHEDULING 79 347 #define _SC_THREAD_PRIO_INHERIT 80 348 #define _SC_THREAD_PRIO_PROTECT 81 349 #define _SC_THREAD_PROCESS_SHARED 82 350 #define _SC_NPROCESSORS_CONF 83 351 #define _SC_NPROCESSORS_ONLN 84 352 #define _SC_PHYS_PAGES 85 353 #define _SC_AVPHYS_PAGES 86 354 #define _SC_ATEXIT_MAX 87 355 #define _SC_PASS_MAX 88 356 #define _SC_XOPEN_VERSION 89 357 #define _SC_XOPEN_XCU_VERSION 90 358 #define _SC_XOPEN_UNIX 91 359 #define _SC_XOPEN_CRYPT 92 360 #define _SC_XOPEN_ENH_I18N 93 361 #define _SC_XOPEN_SHM 94 362 #define _SC_2_CHAR_TERM 95 363 #define _SC_2_UPE 97 364 #define _SC_XOPEN_XPG2 98 365 #define _SC_XOPEN_XPG3 99 366 #define _SC_XOPEN_XPG4 100 367 #define _SC_NZERO 109 368 #define _SC_XBS5_ILP32_OFF32 125 369 #define _SC_XBS5_ILP32_OFFBIG 126 370 #define _SC_XBS5_LP64_OFF64 127 371 #define _SC_XBS5_LPBIG_OFFBIG 128 372 #define _SC_XOPEN_LEGACY 129 373 #define _SC_XOPEN_REALTIME 130 374 #define _SC_XOPEN_REALTIME_THREADS 131 375 #define _SC_ADVISORY_INFO 132 376 #define _SC_BARRIERS 133 377 #define _SC_CLOCK_SELECTION 137 378 #define _SC_CPUTIME 138 379 #define _SC_THREAD_CPUTIME 139 380 #define _SC_MONOTONIC_CLOCK 149 381 #define _SC_READER_WRITER_LOCKS 153 382 #define _SC_SPIN_LOCKS 154 383 #define _SC_REGEXP 155 384 #define _SC_SHELL 157 385 #define _SC_SPAWN 159 386 #define _SC_SPORADIC_SERVER 160 387 #define _SC_THREAD_SPORADIC_SERVER 161 388 #define _SC_TIMEOUTS 164 389 #define _SC_TYPED_MEMORY_OBJECTS 165 390 #define _SC_2_PBS 168 391 #define _SC_2_PBS_ACCOUNTING 169 392 #define _SC_2_PBS_LOCATE 170 393 #define _SC_2_PBS_MESSAGE 171 394 #define _SC_2_PBS_TRACK 172 395 #define _SC_SYMLOOP_MAX 173 396 #define _SC_STREAMS 174 397 #define _SC_2_PBS_CHECKPOINT 175 398 #define _SC_V6_ILP32_OFF32 176 399 #define _SC_V6_ILP32_OFFBIG 177 400 #define _SC_V6_LP64_OFF64 178 401 #define _SC_V6_LPBIG_OFFBIG 179 402 #define _SC_HOST_NAME_MAX 180 403 #define _SC_TRACE 181 404 #define _SC_TRACE_EVENT_FILTER 182 405 #define _SC_TRACE_INHERIT 183 406 #define _SC_TRACE_LOG 184 407 408 #define _SC_IPV6 235 409 #define _SC_RAW_SOCKETS 236 410 #define _SC_V7_ILP32_OFF32 237 411 #define _SC_V7_ILP32_OFFBIG 238 412 #define _SC_V7_LP64_OFF64 239 413 #define _SC_V7_LPBIG_OFFBIG 240 414 #define _SC_SS_REPL_MAX 241 415 #define _SC_TRACE_EVENT_NAME_MAX 242 416 #define _SC_TRACE_NAME_MAX 243 417 #define _SC_TRACE_SYS_MAX 244 418 #define _SC_TRACE_USER_EVENT_MAX 245 419 #define _SC_XOPEN_STREAMS 246 420 #define _SC_THREAD_ROBUST_PRIO_INHERIT 247 421 #define _SC_THREAD_ROBUST_PRIO_PROTECT 248 422 423 #define _CS_PATH 0 424 #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 1 425 #define _CS_GNU_LIBC_VERSION 2 426 #define _CS_GNU_LIBPTHREAD_VERSION 3 427 #define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS 4 428 #define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 5 429 430 #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 1116 431 #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 1117 432 #define _CS_POSIX_V6_ILP32_OFF32_LIBS 1118 433 #define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS 1119 434 #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 1120 435 #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 1121 436 #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 1122 437 #define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS 1123 438 #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 1124 439 #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 1125 440 #define _CS_POSIX_V6_LP64_OFF64_LIBS 1126 441 #define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS 1127 442 #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 1128 443 #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 1129 444 #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 1130 445 #define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS 1131 446 #define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 1132 447 #define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 1133 448 #define _CS_POSIX_V7_ILP32_OFF32_LIBS 1134 449 #define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS 1135 450 #define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 1136 451 #define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 1137 452 #define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 1138 453 #define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS 1139 454 #define _CS_POSIX_V7_LP64_OFF64_CFLAGS 1140 455 #define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 1141 456 #define _CS_POSIX_V7_LP64_OFF64_LIBS 1142 457 #define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS 1143 458 #define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 1144 459 #define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 1145 460 #define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 1146 461 #define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS 1147 462 #define _CS_V6_ENV 1148 463 #define _CS_V7_ENV 1149 464 465 #ifdef __cplusplus 466 } 467 #endif 468 469 #endif 470