1#ifndef _UNISTD_H 2#define _UNISTD_H 3 4#ifdef __cplusplus 5extern "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#define SEEK_DATA 3 18#define SEEK_HOLE 4 19 20#if __cplusplus >= 201103L 21#define NULL nullptr 22#elif defined(__cplusplus) 23#define NULL 0L 24#else 25#define NULL ((void*)0) 26#endif 27 28#define __NEED_size_t 29#define __NEED_ssize_t 30#define __NEED_uid_t 31#define __NEED_gid_t 32#define __NEED_off_t 33#define __NEED_pid_t 34#define __NEED_intptr_t 35#define __NEED_useconds_t 36 37#include <bits/alltypes.h> 38 39int pipe(int [2]); 40int pipe2(int [2], int); 41int close(int); 42int posix_close(int, int); 43int dup(int); 44int dup2(int, int); 45int dup3(int, int, int); 46off_t lseek(int, off_t, int); 47int fsync(int); 48int fdatasync(int); 49 50ssize_t read(int, void *, size_t); 51ssize_t write(int, const void *, size_t); 52ssize_t pread(int, void *, size_t, off_t); 53ssize_t pwrite(int, const void *, size_t, off_t); 54 55int chown(const char *, uid_t, gid_t); 56int fchown(int, uid_t, gid_t); 57int lchown(const char *, uid_t, gid_t); 58int fchownat(int, const char *, uid_t, gid_t, int); 59 60int link(const char *, const char *); 61int linkat(int, const char *, int, const char *, int); 62int symlink(const char *, const char *); 63int symlinkat(const char *, int, const char *); 64ssize_t readlink(const char *__restrict, char *__restrict, size_t); 65ssize_t readlinkat(int, const char *__restrict, char *__restrict, size_t); 66int unlink(const char *); 67int unlinkat(int, const char *, int); 68int rmdir(const char *); 69int truncate(const char *, off_t); 70int ftruncate(int, off_t); 71 72#define F_OK 0 73#define R_OK 4 74#define W_OK 2 75#define X_OK 1 76 77int access(const char *, int); 78int faccessat(int, const char *, int, int); 79 80int chdir(const char *); 81int fchdir(int); 82char *getcwd(char *, size_t); 83 84unsigned alarm(unsigned); 85unsigned sleep(unsigned); 86int pause(void); 87 88pid_t fork(void); 89pid_t _Fork(void); 90int execve(const char *, char *const [], char *const []); 91int execv(const char *, char *const []); 92int execle(const char *, const char *, ...); 93int execl(const char *, const char *, ...); 94int execvp(const char *, char *const []); 95int execlp(const char *, const char *, ...); 96int fexecve(int, char *const [], char *const []); 97_Noreturn void _exit(int); 98 99/** 100 * @brief Get the pid in the system namespace 101 * 102 * get the pid in the system namespace, used to globally mark processes in the pid sandbox.\n 103 * 104 * @param NA 105 * @return pid 106 * @since 4.1 107 */ 108pid_t getprocpid(void); 109 110/** 111 * @brief Get the tid in the system namespace 112 * 113 * get the tid in the system namespace, used to globally mark processes in the pid sandbox.\n 114 * 115 * @param NA 116 * @return pid 117 * @since 4.1 118 */ 119pid_t getproctid(void); 120pid_t getpid(void); 121pid_t getppid(void); 122pid_t getpgrp(void); 123pid_t getpgid(pid_t); 124int setpgid(pid_t, pid_t); 125pid_t setsid(void); 126pid_t getsid(pid_t); 127char *ttyname(int); 128int ttyname_r(int, char *, size_t); 129int isatty(int); 130pid_t tcgetpgrp(int); 131int tcsetpgrp(int, pid_t); 132 133uid_t getuid(void); 134uid_t geteuid(void); 135gid_t getgid(void); 136gid_t getegid(void); 137int getgroups(int, gid_t []); 138int setuid(uid_t); 139int seteuid(uid_t); 140int setgid(gid_t); 141int setegid(gid_t); 142 143char *getlogin(void); 144int getlogin_r(char *, size_t); 145int gethostname(char *, size_t); 146char *ctermid(char *); 147 148int getopt(int, char * const [], const char *); 149extern char *optarg; 150extern int optind, opterr, optopt; 151 152long pathconf(const char *, int); 153long fpathconf(int, int); 154long sysconf(int); 155size_t confstr(int, char *, size_t); 156 157#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 158#define F_ULOCK 0 159#define F_LOCK 1 160#define F_TLOCK 2 161#define F_TEST 3 162int setreuid(uid_t, uid_t); 163int setregid(gid_t, gid_t); 164int lockf(int, int, off_t); 165long gethostid(void); 166int nice(int); 167void sync(void); 168pid_t setpgrp(void); 169char *crypt(const char *, const char *); 170void encrypt(char *, int); 171void swab(const void *__restrict, void *__restrict, ssize_t); 172#endif 173 174#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \ 175 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700) 176int usleep(unsigned); 177unsigned ualarm(unsigned, unsigned); 178#endif 179 180#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 181#define L_SET 0 182#define L_INCR 1 183#define L_XTND 2 184int brk(void *); 185void *sbrk(intptr_t); 186pid_t vfork(void); 187int vhangup(void); 188int chroot(const char *); 189int getpagesize(void); 190int getdtablesize(void); 191int sethostname(const char *, size_t); 192int getdomainname(char *, size_t); 193int setdomainname(const char *, size_t); 194int setgroups(size_t, const gid_t *); 195char *getpass(const char *); 196int daemon(int, int); 197void setusershell(void); 198void endusershell(void); 199char *getusershell(void); 200int acct(const char *); 201long syscall(long, ...); 202int execvpe(const char *, char *const [], char *const []); 203int issetugid(void); 204int getentropy(void *, size_t); 205extern int optreset; 206#endif 207 208#ifdef _GNU_SOURCE 209extern char **environ; 210int setresuid(uid_t, uid_t, uid_t); 211int setresgid(gid_t, gid_t, gid_t); 212int getresuid(uid_t *, uid_t *, uid_t *); 213int getresgid(gid_t *, gid_t *, gid_t *); 214char *get_current_dir_name(void); 215int syncfs(int); 216int euidaccess(const char *, int); 217int eaccess(const char *, int); 218ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned); 219pid_t gettid(void); 220#endif 221 222#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) 223#define lseek64 lseek 224#define pread64 pread 225#define pwrite64 pwrite 226#define truncate64 truncate 227#define ftruncate64 ftruncate 228#define lockf64 lockf 229#define off64_t off_t 230#endif 231 232#define POSIX_CLOSE_RESTART 0 233 234#define _XOPEN_VERSION 700 235#define _XOPEN_UNIX 1 236#define _XOPEN_ENH_I18N 1 237 238#define _POSIX_VERSION 200809L 239#define _POSIX2_VERSION _POSIX_VERSION 240 241#define _POSIX_ADVISORY_INFO _POSIX_VERSION 242#define _POSIX_CHOWN_RESTRICTED 1 243#define _POSIX_IPV6 _POSIX_VERSION 244#define _POSIX_JOB_CONTROL 1 245#define _POSIX_MAPPED_FILES _POSIX_VERSION 246#define _POSIX_MEMLOCK _POSIX_VERSION 247#define _POSIX_MEMLOCK_RANGE _POSIX_VERSION 248#define _POSIX_MEMORY_PROTECTION _POSIX_VERSION 249#define _POSIX_MESSAGE_PASSING _POSIX_VERSION 250#define _POSIX_FSYNC _POSIX_VERSION 251#define _POSIX_NO_TRUNC 1 252#define _POSIX_RAW_SOCKETS _POSIX_VERSION 253#define _POSIX_REALTIME_SIGNALS _POSIX_VERSION 254#define _POSIX_REGEXP 1 255#define _POSIX_SAVED_IDS 1 256#define _POSIX_SHELL 1 257#define _POSIX_SPAWN _POSIX_VERSION 258#define _POSIX_VDISABLE 0 259 260#define _POSIX_THREADS _POSIX_VERSION 261#define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION 262#define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION 263#define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION 264#define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION 265#define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION 266#define _POSIX_THREAD_CPUTIME _POSIX_VERSION 267#define _POSIX_TIMERS _POSIX_VERSION 268#define _POSIX_TIMEOUTS _POSIX_VERSION 269#define _POSIX_MONOTONIC_CLOCK _POSIX_VERSION 270#define _POSIX_CPUTIME _POSIX_VERSION 271#define _POSIX_CLOCK_SELECTION _POSIX_VERSION 272#define _POSIX_BARRIERS _POSIX_VERSION 273#define _POSIX_SPIN_LOCKS _POSIX_VERSION 274#define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION 275#define _POSIX_ASYNCHRONOUS_IO _POSIX_VERSION 276#define _POSIX_SEMAPHORES _POSIX_VERSION 277#define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION 278 279#define _POSIX2_C_BIND _POSIX_VERSION 280 281#include <bits/posix.h> 282 283 284 285#define _PC_LINK_MAX 0 286#define _PC_MAX_CANON 1 287#define _PC_MAX_INPUT 2 288#define _PC_NAME_MAX 3 289#define _PC_PATH_MAX 4 290#define _PC_PIPE_BUF 5 291#define _PC_CHOWN_RESTRICTED 6 292#define _PC_NO_TRUNC 7 293#define _PC_VDISABLE 8 294#define _PC_SYNC_IO 9 295#define _PC_ASYNC_IO 10 296#define _PC_PRIO_IO 11 297#define _PC_SOCK_MAXBUF 12 298#define _PC_FILESIZEBITS 13 299#define _PC_REC_INCR_XFER_SIZE 14 300#define _PC_REC_MAX_XFER_SIZE 15 301#define _PC_REC_MIN_XFER_SIZE 16 302#define _PC_REC_XFER_ALIGN 17 303#define _PC_ALLOC_SIZE_MIN 18 304#define _PC_SYMLINK_MAX 19 305#define _PC_2_SYMLINKS 20 306 307#define _SC_ARG_MAX 0 308#define _SC_CHILD_MAX 1 309#define _SC_CLK_TCK 2 310#define _SC_NGROUPS_MAX 3 311#define _SC_OPEN_MAX 4 312#define _SC_STREAM_MAX 5 313#define _SC_TZNAME_MAX 6 314#define _SC_JOB_CONTROL 7 315#define _SC_SAVED_IDS 8 316#define _SC_REALTIME_SIGNALS 9 317#define _SC_PRIORITY_SCHEDULING 10 318#define _SC_TIMERS 11 319#define _SC_ASYNCHRONOUS_IO 12 320#define _SC_PRIORITIZED_IO 13 321#define _SC_SYNCHRONIZED_IO 14 322#define _SC_FSYNC 15 323#define _SC_MAPPED_FILES 16 324#define _SC_MEMLOCK 17 325#define _SC_MEMLOCK_RANGE 18 326#define _SC_MEMORY_PROTECTION 19 327#define _SC_MESSAGE_PASSING 20 328#define _SC_SEMAPHORES 21 329#define _SC_SHARED_MEMORY_OBJECTS 22 330#define _SC_AIO_LISTIO_MAX 23 331#define _SC_AIO_MAX 24 332#define _SC_AIO_PRIO_DELTA_MAX 25 333#define _SC_DELAYTIMER_MAX 26 334#define _SC_MQ_OPEN_MAX 27 335#define _SC_MQ_PRIO_MAX 28 336#define _SC_VERSION 29 337#define _SC_PAGE_SIZE 30 338#define _SC_PAGESIZE 30 /* !! */ 339#define _SC_RTSIG_MAX 31 340#define _SC_SEM_NSEMS_MAX 32 341#define _SC_SEM_VALUE_MAX 33 342#define _SC_SIGQUEUE_MAX 34 343#define _SC_TIMER_MAX 35 344#define _SC_BC_BASE_MAX 36 345#define _SC_BC_DIM_MAX 37 346#define _SC_BC_SCALE_MAX 38 347#define _SC_BC_STRING_MAX 39 348#define _SC_COLL_WEIGHTS_MAX 40 349#define _SC_EXPR_NEST_MAX 42 350#define _SC_LINE_MAX 43 351#define _SC_RE_DUP_MAX 44 352#define _SC_2_VERSION 46 353#define _SC_2_C_BIND 47 354#define _SC_2_C_DEV 48 355#define _SC_2_FORT_DEV 49 356#define _SC_2_FORT_RUN 50 357#define _SC_2_SW_DEV 51 358#define _SC_2_LOCALEDEF 52 359#define _SC_UIO_MAXIOV 60 /* !! */ 360#define _SC_IOV_MAX 60 361#define _SC_THREADS 67 362#define _SC_THREAD_SAFE_FUNCTIONS 68 363#define _SC_GETGR_R_SIZE_MAX 69 364#define _SC_GETPW_R_SIZE_MAX 70 365#define _SC_LOGIN_NAME_MAX 71 366#define _SC_TTY_NAME_MAX 72 367#define _SC_THREAD_DESTRUCTOR_ITERATIONS 73 368#define _SC_THREAD_KEYS_MAX 74 369#define _SC_THREAD_STACK_MIN 75 370#define _SC_THREAD_THREADS_MAX 76 371#define _SC_THREAD_ATTR_STACKADDR 77 372#define _SC_THREAD_ATTR_STACKSIZE 78 373#define _SC_THREAD_PRIORITY_SCHEDULING 79 374#define _SC_THREAD_PRIO_INHERIT 80 375#define _SC_THREAD_PRIO_PROTECT 81 376#define _SC_THREAD_PROCESS_SHARED 82 377#define _SC_NPROCESSORS_CONF 83 378#define _SC_NPROCESSORS_ONLN 84 379#define _SC_PHYS_PAGES 85 380#define _SC_AVPHYS_PAGES 86 381#define _SC_ATEXIT_MAX 87 382#define _SC_PASS_MAX 88 383#define _SC_XOPEN_VERSION 89 384#define _SC_XOPEN_XCU_VERSION 90 385#define _SC_XOPEN_UNIX 91 386#define _SC_XOPEN_CRYPT 92 387#define _SC_XOPEN_ENH_I18N 93 388#define _SC_XOPEN_SHM 94 389#define _SC_2_CHAR_TERM 95 390#define _SC_2_UPE 97 391#define _SC_XOPEN_XPG2 98 392#define _SC_XOPEN_XPG3 99 393#define _SC_XOPEN_XPG4 100 394#define _SC_NZERO 109 395#define _SC_XBS5_ILP32_OFF32 125 396#define _SC_XBS5_ILP32_OFFBIG 126 397#define _SC_XBS5_LP64_OFF64 127 398#define _SC_XBS5_LPBIG_OFFBIG 128 399#define _SC_XOPEN_LEGACY 129 400#define _SC_XOPEN_REALTIME 130 401#define _SC_XOPEN_REALTIME_THREADS 131 402#define _SC_ADVISORY_INFO 132 403#define _SC_BARRIERS 133 404#define _SC_CLOCK_SELECTION 137 405#define _SC_CPUTIME 138 406#define _SC_THREAD_CPUTIME 139 407#define _SC_MONOTONIC_CLOCK 149 408#define _SC_READER_WRITER_LOCKS 153 409#define _SC_SPIN_LOCKS 154 410#define _SC_REGEXP 155 411#define _SC_SHELL 157 412#define _SC_SPAWN 159 413#define _SC_SPORADIC_SERVER 160 414#define _SC_THREAD_SPORADIC_SERVER 161 415#define _SC_TIMEOUTS 164 416#define _SC_TYPED_MEMORY_OBJECTS 165 417#define _SC_2_PBS 168 418#define _SC_2_PBS_ACCOUNTING 169 419#define _SC_2_PBS_LOCATE 170 420#define _SC_2_PBS_MESSAGE 171 421#define _SC_2_PBS_TRACK 172 422#define _SC_SYMLOOP_MAX 173 423#define _SC_STREAMS 174 424#define _SC_2_PBS_CHECKPOINT 175 425#define _SC_V6_ILP32_OFF32 176 426#define _SC_V6_ILP32_OFFBIG 177 427#define _SC_V6_LP64_OFF64 178 428#define _SC_V6_LPBIG_OFFBIG 179 429#define _SC_HOST_NAME_MAX 180 430#define _SC_TRACE 181 431#define _SC_TRACE_EVENT_FILTER 182 432#define _SC_TRACE_INHERIT 183 433#define _SC_TRACE_LOG 184 434 435#define _SC_IPV6 235 436#define _SC_RAW_SOCKETS 236 437#define _SC_V7_ILP32_OFF32 237 438#define _SC_V7_ILP32_OFFBIG 238 439#define _SC_V7_LP64_OFF64 239 440#define _SC_V7_LPBIG_OFFBIG 240 441#define _SC_SS_REPL_MAX 241 442#define _SC_TRACE_EVENT_NAME_MAX 242 443#define _SC_TRACE_NAME_MAX 243 444#define _SC_TRACE_SYS_MAX 244 445#define _SC_TRACE_USER_EVENT_MAX 245 446#define _SC_XOPEN_STREAMS 246 447#define _SC_THREAD_ROBUST_PRIO_INHERIT 247 448#define _SC_THREAD_ROBUST_PRIO_PROTECT 248 449 450#define _CS_PATH 0 451#define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 1 452#define _CS_GNU_LIBC_VERSION 2 453#define _CS_GNU_LIBPTHREAD_VERSION 3 454#define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS 4 455#define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 5 456 457#define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 1116 458#define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 1117 459#define _CS_POSIX_V6_ILP32_OFF32_LIBS 1118 460#define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS 1119 461#define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 1120 462#define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 1121 463#define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 1122 464#define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS 1123 465#define _CS_POSIX_V6_LP64_OFF64_CFLAGS 1124 466#define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 1125 467#define _CS_POSIX_V6_LP64_OFF64_LIBS 1126 468#define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS 1127 469#define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 1128 470#define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 1129 471#define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 1130 472#define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS 1131 473#define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 1132 474#define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 1133 475#define _CS_POSIX_V7_ILP32_OFF32_LIBS 1134 476#define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS 1135 477#define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 1136 478#define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 1137 479#define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 1138 480#define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS 1139 481#define _CS_POSIX_V7_LP64_OFF64_CFLAGS 1140 482#define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 1141 483#define _CS_POSIX_V7_LP64_OFF64_LIBS 1142 484#define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS 1143 485#define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 1144 486#define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 1145 487#define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 1146 488#define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS 1147 489#define _CS_V6_ENV 1148 490#define _CS_V7_ENV 1149 491 492#ifdef _GNU_SOURCE 493#ifndef TEMP_FAILURE_RETRY 494#define MUSL_TEMP_FAILURE_RETRY(expression) \ 495 (__extension__ \ 496 ({ long int __result; \ 497 do __result = (long int)(expression); \ 498 while(__result == -1L&& errno == EINTR); \ 499 __result;})) 500 501#define TEMP_FAILURE_RETRY(expression) MUSL_TEMP_FAILURE_RETRY(expression) 502#endif 503#endif 504 505#include <fortify/unistd.h> 506 507#ifdef __cplusplus 508} 509#endif 510 511#endif 512