1 #ifndef _UNISTD_H 2 #define _UNISTD_H 3 4 #ifdef __cplusplus 5 extern "C" { 6 #endif 7 8 #include <features.h> 9 10 #define STDIN_FILENO 0 11 #define STDOUT_FILENO 1 12 #define STDERR_FILENO 2 13 14 #define SEEK_SET 0 15 #define SEEK_CUR 1 16 #define SEEK_END 2 17 18 #ifdef __cplusplus 19 #define NULL 0L 20 #else 21 #define NULL ((void*)0) 22 #endif 23 24 #define __NEED_size_t 25 #define __NEED_ssize_t 26 #define __NEED_uid_t 27 #define __NEED_gid_t 28 #define __NEED_off_t 29 #define __NEED_pid_t 30 #define __NEED_intptr_t 31 #define __NEED_useconds_t 32 33 #include <bits/alltypes.h> 34 35 int pipe(int [2]); 36 int pipe2(int [2], int); 37 int close(int); 38 int posix_close(int, int); 39 int dup(int); 40 int dup2(int, int); 41 int dup3(int, int, int); 42 off_t lseek(int, off_t, int); 43 int fsync(int); 44 int fdatasync(int); 45 46 ssize_t read(int, void *, size_t); 47 ssize_t write(int, const void *, size_t); 48 ssize_t pread(int, void *, size_t, off_t); 49 ssize_t pwrite(int, const void *, size_t, off_t); 50 51 int chown(const char *, uid_t, gid_t); 52 int fchown(int, uid_t, gid_t); 53 int lchown(const char *, uid_t, gid_t); 54 int fchownat(int, const char *, uid_t, gid_t, int); 55 56 int link(const char *, const char *); 57 int linkat(int, const char *, int, const char *, int); 58 int symlink(const char *, const char *); 59 int symlinkat(const char *, int, const char *); 60 ssize_t readlink(const char *__restrict, char *__restrict, size_t); 61 ssize_t readlinkat(int, const char *__restrict, char *__restrict, size_t); 62 int unlink(const char *); 63 int unlinkat(int, const char *, int); 64 int rmdir(const char *); 65 int truncate(const char *, off_t); 66 int ftruncate(int, off_t); 67 68 #define F_OK 0 69 #define R_OK 4 70 #define W_OK 2 71 #define X_OK 1 72 73 int access(const char *, int); 74 int faccessat(int, const char *, int, int); 75 76 int chdir(const char *); 77 int fchdir(int); 78 char *getcwd(char *, size_t); 79 80 unsigned alarm(unsigned); 81 unsigned sleep(unsigned); 82 int pause(void); 83 84 pid_t fork(void); 85 int execve(const char *, char *const [], char *const []); 86 int execv(const char *, char *const []); 87 int execle(const char *, const char *, ...); 88 int execl(const char *, const char *, ...); 89 int execvp(const char *, char *const []); 90 int execlp(const char *, const char *, ...); 91 int fexecve(int, char *const [], char *const []); 92 _Noreturn void _exit(int); 93 94 pid_t getpid(void); 95 pid_t getppid(void); 96 pid_t getpgrp(void); 97 pid_t getpgid(pid_t); 98 int setpgid(pid_t, pid_t); 99 pid_t setsid(void); 100 pid_t getsid(pid_t); 101 char *ttyname(int); 102 int ttyname_r(int, char *, size_t); 103 int isatty(int); 104 pid_t tcgetpgrp(int); 105 int tcsetpgrp(int, pid_t); 106 107 uid_t getuid(void); 108 uid_t geteuid(void); 109 gid_t getgid(void); 110 gid_t getegid(void); 111 int getgroups(int, gid_t []); 112 int setuid(uid_t); 113 int seteuid(uid_t); 114 int setgid(gid_t); 115 int setegid(gid_t); 116 117 char *getlogin(void); 118 int getlogin_r(char *, size_t); 119 int gethostname(char *, size_t); 120 char *ctermid(char *); 121 122 int getopt(int, char * const [], const char *); 123 extern char *optarg; 124 extern int optind, opterr, optopt; 125 126 long pathconf(const char *, int); 127 long fpathconf(int, int); 128 long sysconf(int); 129 size_t confstr(int, char *, size_t); 130 131 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 132 #define F_ULOCK 0 133 #define F_LOCK 1 134 #define F_TLOCK 2 135 #define F_TEST 3 136 int setreuid(uid_t, uid_t); 137 int setregid(gid_t, gid_t); 138 int lockf(int, int, off_t); 139 long gethostid(void); 140 int nice(int); 141 void sync(void); 142 pid_t setpgrp(void); 143 char *crypt(const char *, const char *); 144 void encrypt(char *, int); 145 void swab(const void *__restrict, void *__restrict, ssize_t); 146 #endif 147 148 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \ 149 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700) 150 int usleep(unsigned); 151 unsigned ualarm(unsigned, unsigned); 152 #endif 153 154 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 155 #define L_SET 0 156 #define L_INCR 1 157 #define L_XTND 2 158 int brk(void *); 159 void *sbrk(intptr_t); 160 pid_t vfork(void); 161 int vhangup(void); 162 int chroot(const char *); 163 int getpagesize(void); 164 int getdtablesize(void); 165 int sethostname(const char *, size_t); 166 int getdomainname(char *, size_t); 167 int setdomainname(const char *, size_t); 168 int setgroups(size_t, const gid_t *); 169 char *getpass(const char *); 170 int daemon(int, int); 171 void setusershell(void); 172 void endusershell(void); 173 char *getusershell(void); 174 int acct(const char *); 175 long syscall(long, ...); 176 int execvpe(const char *, char *const [], char *const []); 177 int issetugid(void); 178 int getentropy(void *, size_t); 179 extern int optreset; 180 #endif 181 182 #ifdef _GNU_SOURCE 183 extern char **environ; 184 int setresuid(uid_t, uid_t, uid_t); 185 int setresgid(gid_t, gid_t, gid_t); 186 int getresuid(uid_t *, uid_t *, uid_t *); 187 int getresgid(gid_t *, gid_t *, gid_t *); 188 char *get_current_dir_name(void); 189 int syncfs(int); 190 int euidaccess(const char *, int); 191 int eaccess(const char *, int); 192 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned); 193 pid_t gettid(void); 194 #endif 195 196 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) 197 #define lseek64 lseek 198 #define pread64 pread 199 #define pwrite64 pwrite 200 #define truncate64 truncate 201 #define ftruncate64 ftruncate 202 #define lockf64 lockf 203 #define off64_t off_t 204 #endif 205 206 #define POSIX_CLOSE_RESTART 0 207 208 #define _XOPEN_VERSION 700 209 #define _XOPEN_UNIX 1 210 #define _XOPEN_ENH_I18N 1 211 212 #define _POSIX_VERSION 200809L 213 #define _POSIX2_VERSION _POSIX_VERSION 214 215 #define _POSIX_ADVISORY_INFO _POSIX_VERSION 216 #define _POSIX_CHOWN_RESTRICTED 1 217 #define _POSIX_IPV6 _POSIX_VERSION 218 #define _POSIX_JOB_CONTROL 1 219 #define _POSIX_MAPPED_FILES _POSIX_VERSION 220 #define _POSIX_MEMLOCK _POSIX_VERSION 221 #define _POSIX_MEMLOCK_RANGE _POSIX_VERSION 222 #define _POSIX_MEMORY_PROTECTION _POSIX_VERSION 223 #define _POSIX_MESSAGE_PASSING _POSIX_VERSION 224 #define _POSIX_FSYNC _POSIX_VERSION 225 #define _POSIX_NO_TRUNC 1 226 #define _POSIX_RAW_SOCKETS _POSIX_VERSION 227 #define _POSIX_REALTIME_SIGNALS _POSIX_VERSION 228 #define _POSIX_REGEXP 1 229 #define _POSIX_SAVED_IDS 1 230 #define _POSIX_SHELL 1 231 #define _POSIX_SPAWN _POSIX_VERSION 232 #define _POSIX_VDISABLE 0 233 234 #define _POSIX_THREADS _POSIX_VERSION 235 #define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION 236 #define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION 237 #define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION 238 #define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION 239 #define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION 240 #define _POSIX_THREAD_CPUTIME _POSIX_VERSION 241 #define _POSIX_TIMERS _POSIX_VERSION 242 #define _POSIX_TIMEOUTS _POSIX_VERSION 243 #define _POSIX_MONOTONIC_CLOCK _POSIX_VERSION 244 #define _POSIX_CPUTIME _POSIX_VERSION 245 #define _POSIX_CLOCK_SELECTION _POSIX_VERSION 246 #define _POSIX_BARRIERS _POSIX_VERSION 247 #define _POSIX_SPIN_LOCKS _POSIX_VERSION 248 #define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION 249 #define _POSIX_ASYNCHRONOUS_IO _POSIX_VERSION 250 #define _POSIX_SEMAPHORES _POSIX_VERSION 251 #define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION 252 253 #define _POSIX2_C_BIND _POSIX_VERSION 254 255 #include <bits/posix.h> 256 257 258 259 #define _PC_LINK_MAX 0 260 #define _PC_MAX_CANON 1 261 #define _PC_MAX_INPUT 2 262 #define _PC_NAME_MAX 3 263 #define _PC_PATH_MAX 4 264 #define _PC_PIPE_BUF 5 265 #define _PC_CHOWN_RESTRICTED 6 266 #define _PC_NO_TRUNC 7 267 #define _PC_VDISABLE 8 268 #define _PC_SYNC_IO 9 269 #define _PC_ASYNC_IO 10 270 #define _PC_PRIO_IO 11 271 #define _PC_SOCK_MAXBUF 12 272 #define _PC_FILESIZEBITS 13 273 #define _PC_REC_INCR_XFER_SIZE 14 274 #define _PC_REC_MAX_XFER_SIZE 15 275 #define _PC_REC_MIN_XFER_SIZE 16 276 #define _PC_REC_XFER_ALIGN 17 277 #define _PC_ALLOC_SIZE_MIN 18 278 #define _PC_SYMLINK_MAX 19 279 #define _PC_2_SYMLINKS 20 280 281 #define _SC_ARG_MAX 0 282 #define _SC_CHILD_MAX 1 283 #define _SC_CLK_TCK 2 284 #define _SC_NGROUPS_MAX 3 285 #define _SC_OPEN_MAX 4 286 #define _SC_STREAM_MAX 5 287 #define _SC_TZNAME_MAX 6 288 #define _SC_JOB_CONTROL 7 289 #define _SC_SAVED_IDS 8 290 #define _SC_REALTIME_SIGNALS 9 291 #define _SC_PRIORITY_SCHEDULING 10 292 #define _SC_TIMERS 11 293 #define _SC_ASYNCHRONOUS_IO 12 294 #define _SC_PRIORITIZED_IO 13 295 #define _SC_SYNCHRONIZED_IO 14 296 #define _SC_FSYNC 15 297 #define _SC_MAPPED_FILES 16 298 #define _SC_MEMLOCK 17 299 #define _SC_MEMLOCK_RANGE 18 300 #define _SC_MEMORY_PROTECTION 19 301 #define _SC_MESSAGE_PASSING 20 302 #define _SC_SEMAPHORES 21 303 #define _SC_SHARED_MEMORY_OBJECTS 22 304 #define _SC_AIO_LISTIO_MAX 23 305 #define _SC_AIO_MAX 24 306 #define _SC_AIO_PRIO_DELTA_MAX 25 307 #define _SC_DELAYTIMER_MAX 26 308 #define _SC_MQ_OPEN_MAX 27 309 #define _SC_MQ_PRIO_MAX 28 310 #define _SC_VERSION 29 311 #define _SC_PAGE_SIZE 30 312 #define _SC_PAGESIZE 30 /* !! */ 313 #define _SC_RTSIG_MAX 31 314 #define _SC_SEM_NSEMS_MAX 32 315 #define _SC_SEM_VALUE_MAX 33 316 #define _SC_SIGQUEUE_MAX 34 317 #define _SC_TIMER_MAX 35 318 #define _SC_BC_BASE_MAX 36 319 #define _SC_BC_DIM_MAX 37 320 #define _SC_BC_SCALE_MAX 38 321 #define _SC_BC_STRING_MAX 39 322 #define _SC_COLL_WEIGHTS_MAX 40 323 #define _SC_EXPR_NEST_MAX 42 324 #define _SC_LINE_MAX 43 325 #define _SC_RE_DUP_MAX 44 326 #define _SC_2_VERSION 46 327 #define _SC_2_C_BIND 47 328 #define _SC_2_C_DEV 48 329 #define _SC_2_FORT_DEV 49 330 #define _SC_2_FORT_RUN 50 331 #define _SC_2_SW_DEV 51 332 #define _SC_2_LOCALEDEF 52 333 #define _SC_UIO_MAXIOV 60 /* !! */ 334 #define _SC_IOV_MAX 60 335 #define _SC_THREADS 67 336 #define _SC_THREAD_SAFE_FUNCTIONS 68 337 #define _SC_GETGR_R_SIZE_MAX 69 338 #define _SC_GETPW_R_SIZE_MAX 70 339 #define _SC_LOGIN_NAME_MAX 71 340 #define _SC_TTY_NAME_MAX 72 341 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 73 342 #define _SC_THREAD_KEYS_MAX 74 343 #define _SC_THREAD_STACK_MIN 75 344 #define _SC_THREAD_THREADS_MAX 76 345 #define _SC_THREAD_ATTR_STACKADDR 77 346 #define _SC_THREAD_ATTR_STACKSIZE 78 347 #define _SC_THREAD_PRIORITY_SCHEDULING 79 348 #define _SC_THREAD_PRIO_INHERIT 80 349 #define _SC_THREAD_PRIO_PROTECT 81 350 #define _SC_THREAD_PROCESS_SHARED 82 351 #define _SC_NPROCESSORS_CONF 83 352 #define _SC_NPROCESSORS_ONLN 84 353 #define _SC_PHYS_PAGES 85 354 #define _SC_AVPHYS_PAGES 86 355 #define _SC_ATEXIT_MAX 87 356 #define _SC_PASS_MAX 88 357 #define _SC_XOPEN_VERSION 89 358 #define _SC_XOPEN_XCU_VERSION 90 359 #define _SC_XOPEN_UNIX 91 360 #define _SC_XOPEN_CRYPT 92 361 #define _SC_XOPEN_ENH_I18N 93 362 #define _SC_XOPEN_SHM 94 363 #define _SC_2_CHAR_TERM 95 364 #define _SC_2_UPE 97 365 #define _SC_XOPEN_XPG2 98 366 #define _SC_XOPEN_XPG3 99 367 #define _SC_XOPEN_XPG4 100 368 #define _SC_NZERO 109 369 #define _SC_XBS5_ILP32_OFF32 125 370 #define _SC_XBS5_ILP32_OFFBIG 126 371 #define _SC_XBS5_LP64_OFF64 127 372 #define _SC_XBS5_LPBIG_OFFBIG 128 373 #define _SC_XOPEN_LEGACY 129 374 #define _SC_XOPEN_REALTIME 130 375 #define _SC_XOPEN_REALTIME_THREADS 131 376 #define _SC_ADVISORY_INFO 132 377 #define _SC_BARRIERS 133 378 #define _SC_CLOCK_SELECTION 137 379 #define _SC_CPUTIME 138 380 #define _SC_THREAD_CPUTIME 139 381 #define _SC_MONOTONIC_CLOCK 149 382 #define _SC_READER_WRITER_LOCKS 153 383 #define _SC_SPIN_LOCKS 154 384 #define _SC_REGEXP 155 385 #define _SC_SHELL 157 386 #define _SC_SPAWN 159 387 #define _SC_SPORADIC_SERVER 160 388 #define _SC_THREAD_SPORADIC_SERVER 161 389 #define _SC_TIMEOUTS 164 390 #define _SC_TYPED_MEMORY_OBJECTS 165 391 #define _SC_2_PBS 168 392 #define _SC_2_PBS_ACCOUNTING 169 393 #define _SC_2_PBS_LOCATE 170 394 #define _SC_2_PBS_MESSAGE 171 395 #define _SC_2_PBS_TRACK 172 396 #define _SC_SYMLOOP_MAX 173 397 #define _SC_STREAMS 174 398 #define _SC_2_PBS_CHECKPOINT 175 399 #define _SC_V6_ILP32_OFF32 176 400 #define _SC_V6_ILP32_OFFBIG 177 401 #define _SC_V6_LP64_OFF64 178 402 #define _SC_V6_LPBIG_OFFBIG 179 403 #define _SC_HOST_NAME_MAX 180 404 #define _SC_TRACE 181 405 #define _SC_TRACE_EVENT_FILTER 182 406 #define _SC_TRACE_INHERIT 183 407 #define _SC_TRACE_LOG 184 408 409 #define _SC_IPV6 235 410 #define _SC_RAW_SOCKETS 236 411 #define _SC_V7_ILP32_OFF32 237 412 #define _SC_V7_ILP32_OFFBIG 238 413 #define _SC_V7_LP64_OFF64 239 414 #define _SC_V7_LPBIG_OFFBIG 240 415 #define _SC_SS_REPL_MAX 241 416 #define _SC_TRACE_EVENT_NAME_MAX 242 417 #define _SC_TRACE_NAME_MAX 243 418 #define _SC_TRACE_SYS_MAX 244 419 #define _SC_TRACE_USER_EVENT_MAX 245 420 #define _SC_XOPEN_STREAMS 246 421 #define _SC_THREAD_ROBUST_PRIO_INHERIT 247 422 #define _SC_THREAD_ROBUST_PRIO_PROTECT 248 423 424 #define _CS_PATH 0 425 #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 1 426 #define _CS_GNU_LIBC_VERSION 2 427 #define _CS_GNU_LIBPTHREAD_VERSION 3 428 #define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS 4 429 #define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 5 430 431 #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 1116 432 #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 1117 433 #define _CS_POSIX_V6_ILP32_OFF32_LIBS 1118 434 #define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS 1119 435 #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 1120 436 #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 1121 437 #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 1122 438 #define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS 1123 439 #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 1124 440 #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 1125 441 #define _CS_POSIX_V6_LP64_OFF64_LIBS 1126 442 #define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS 1127 443 #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 1128 444 #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 1129 445 #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 1130 446 #define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS 1131 447 #define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 1132 448 #define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 1133 449 #define _CS_POSIX_V7_ILP32_OFF32_LIBS 1134 450 #define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS 1135 451 #define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 1136 452 #define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 1137 453 #define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 1138 454 #define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS 1139 455 #define _CS_POSIX_V7_LP64_OFF64_CFLAGS 1140 456 #define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 1141 457 #define _CS_POSIX_V7_LP64_OFF64_LIBS 1142 458 #define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS 1143 459 #define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 1144 460 #define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 1145 461 #define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 1146 462 #define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS 1147 463 #define _CS_V6_ENV 1148 464 #define _CS_V7_ENV 1149 465 466 #ifdef _GNU_SOURCE 467 #ifndef TEMP_FAILURE_RETRY 468 #define MUSL_TEMP_FAILURE_RETRY(expression) \ 469 (__extension__ \ 470 ({ long int __result; \ 471 do __result = (long int)(expression); \ 472 while(__result == -1L&& errno == EINTR); \ 473 __result;})) 474 475 #define TEMP_FAILURE_RETRY(expression) MUSL_TEMP_FAILURE_RETRY(expression) 476 #endif 477 #endif 478 479 #ifdef __cplusplus 480 } 481 #endif 482 483 #endif 484