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
99pid_t getpid(void);
100pid_t getppid(void);
101pid_t getpgrp(void);
102pid_t getpgid(pid_t);
103int setpgid(pid_t, pid_t);
104pid_t setsid(void);
105pid_t getsid(pid_t);
106char *ttyname(int);
107int ttyname_r(int, char *, size_t);
108int isatty(int);
109pid_t tcgetpgrp(int);
110int tcsetpgrp(int, pid_t);
111
112uid_t getuid(void);
113uid_t geteuid(void);
114gid_t getgid(void);
115gid_t getegid(void);
116int getgroups(int, gid_t []);
117int setuid(uid_t);
118int seteuid(uid_t);
119int setgid(gid_t);
120int setegid(gid_t);
121
122char *getlogin(void);
123int getlogin_r(char *, size_t);
124int gethostname(char *, size_t);
125char *ctermid(char *);
126
127int getopt(int, char * const [], const char *);
128extern char *optarg;
129extern int optind, opterr, optopt;
130
131long pathconf(const char *, int);
132long fpathconf(int, int);
133long sysconf(int);
134size_t confstr(int, char *, size_t);
135
136#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
137#define F_ULOCK 0
138#define F_LOCK 1
139#define F_TLOCK 2
140#define F_TEST 3
141int setreuid(uid_t, uid_t);
142int setregid(gid_t, gid_t);
143int lockf(int, int, off_t);
144long gethostid(void);
145int nice(int);
146void sync(void);
147pid_t setpgrp(void);
148char *crypt(const char *, const char *);
149void encrypt(char *, int);
150void swab(const void *__restrict, void *__restrict, ssize_t);
151#endif
152
153#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \
154 || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700)
155int usleep(unsigned);
156unsigned ualarm(unsigned, unsigned);
157#endif
158
159#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
160#define L_SET 0
161#define L_INCR 1
162#define L_XTND 2
163int brk(void *);
164void *sbrk(intptr_t);
165pid_t vfork(void);
166int vhangup(void);
167int chroot(const char *);
168int getpagesize(void);
169int getdtablesize(void);
170int sethostname(const char *, size_t);
171int getdomainname(char *, size_t);
172int setdomainname(const char *, size_t);
173int setgroups(size_t, const gid_t *);
174char *getpass(const char *);
175int daemon(int, int);
176void setusershell(void);
177void endusershell(void);
178char *getusershell(void);
179int acct(const char *);
180long syscall(long, ...);
181int execvpe(const char *, char *const [], char *const []);
182int issetugid(void);
183int getentropy(void *, size_t);
184extern int optreset;
185#endif
186
187#ifdef _GNU_SOURCE
188extern char **environ;
189int setresuid(uid_t, uid_t, uid_t);
190int setresgid(gid_t, gid_t, gid_t);
191int getresuid(uid_t *, uid_t *, uid_t *);
192int getresgid(gid_t *, gid_t *, gid_t *);
193char *get_current_dir_name(void);
194int syncfs(int);
195int euidaccess(const char *, int);
196int eaccess(const char *, int);
197ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned);
198pid_t gettid(void);
199#endif
200
201#if defined(_LARGEFILE64_SOURCE)
202#define lseek64 lseek
203#define pread64 pread
204#define pwrite64 pwrite
205#define truncate64 truncate
206#define ftruncate64 ftruncate
207#define lockf64 lockf
208#define off64_t off_t
209#endif
210
211#define POSIX_CLOSE_RESTART 0
212
213#define _XOPEN_VERSION 700
214#define _XOPEN_UNIX 1
215#define _XOPEN_ENH_I18N 1
216
217#define _POSIX_VERSION 200809L
218#define _POSIX2_VERSION _POSIX_VERSION
219
220#define _POSIX_ADVISORY_INFO _POSIX_VERSION
221#define _POSIX_CHOWN_RESTRICTED 1
222#define _POSIX_IPV6 _POSIX_VERSION
223#define _POSIX_JOB_CONTROL 1
224#define _POSIX_MAPPED_FILES _POSIX_VERSION
225#define _POSIX_MEMLOCK _POSIX_VERSION
226#define _POSIX_MEMLOCK_RANGE _POSIX_VERSION
227#define _POSIX_MEMORY_PROTECTION _POSIX_VERSION
228#define _POSIX_MESSAGE_PASSING _POSIX_VERSION
229#define _POSIX_FSYNC _POSIX_VERSION
230#define _POSIX_NO_TRUNC 1
231#define _POSIX_RAW_SOCKETS _POSIX_VERSION
232#define _POSIX_REALTIME_SIGNALS _POSIX_VERSION
233#define _POSIX_REGEXP 1
234#define _POSIX_SAVED_IDS 1
235#define _POSIX_SHELL 1
236#define _POSIX_SPAWN _POSIX_VERSION
237#define _POSIX_VDISABLE 0
238
239#define _POSIX_THREADS _POSIX_VERSION
240#define _POSIX_THREAD_PROCESS_SHARED _POSIX_VERSION
241#define _POSIX_THREAD_SAFE_FUNCTIONS _POSIX_VERSION
242#define _POSIX_THREAD_ATTR_STACKADDR _POSIX_VERSION
243#define _POSIX_THREAD_ATTR_STACKSIZE _POSIX_VERSION
244#define _POSIX_THREAD_PRIORITY_SCHEDULING _POSIX_VERSION
245#define _POSIX_THREAD_CPUTIME _POSIX_VERSION
246#define _POSIX_TIMERS _POSIX_VERSION
247#define _POSIX_TIMEOUTS _POSIX_VERSION
248#define _POSIX_MONOTONIC_CLOCK _POSIX_VERSION
249#define _POSIX_CPUTIME _POSIX_VERSION
250#define _POSIX_CLOCK_SELECTION _POSIX_VERSION
251#define _POSIX_BARRIERS _POSIX_VERSION
252#define _POSIX_SPIN_LOCKS _POSIX_VERSION
253#define _POSIX_READER_WRITER_LOCKS _POSIX_VERSION
254#define _POSIX_ASYNCHRONOUS_IO _POSIX_VERSION
255#define _POSIX_SEMAPHORES _POSIX_VERSION
256#define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_VERSION
257
258#define _POSIX2_C_BIND _POSIX_VERSION
259
260#if __LONG_MAX == 0x7fffffffL
261#define _POSIX_V6_ILP32_OFFBIG 1
262#define _POSIX_V7_ILP32_OFFBIG 1
263#else
264#define _POSIX_V6_LP64_OFF64 1
265#define _POSIX_V7_LP64_OFF64 1
266#endif
267
268
269
270#define _PC_LINK_MAX 0
271#define _PC_MAX_CANON 1
272#define _PC_MAX_INPUT 2
273#define _PC_NAME_MAX 3
274#define _PC_PATH_MAX 4
275#define _PC_PIPE_BUF 5
276#define _PC_CHOWN_RESTRICTED 6
277#define _PC_NO_TRUNC 7
278#define _PC_VDISABLE 8
279#define _PC_SYNC_IO 9
280#define _PC_ASYNC_IO 10
281#define _PC_PRIO_IO 11
282#define _PC_SOCK_MAXBUF 12
283#define _PC_FILESIZEBITS 13
284#define _PC_REC_INCR_XFER_SIZE 14
285#define _PC_REC_MAX_XFER_SIZE 15
286#define _PC_REC_MIN_XFER_SIZE 16
287#define _PC_REC_XFER_ALIGN 17
288#define _PC_ALLOC_SIZE_MIN 18
289#define _PC_SYMLINK_MAX 19
290#define _PC_2_SYMLINKS 20
291
292#define _SC_ARG_MAX 0
293#define _SC_CHILD_MAX 1
294#define _SC_CLK_TCK 2
295#define _SC_NGROUPS_MAX 3
296#define _SC_OPEN_MAX 4
297#define _SC_STREAM_MAX 5
298#define _SC_TZNAME_MAX 6
299#define _SC_JOB_CONTROL 7
300#define _SC_SAVED_IDS 8
301#define _SC_REALTIME_SIGNALS 9
302#define _SC_PRIORITY_SCHEDULING 10
303#define _SC_TIMERS 11
304#define _SC_ASYNCHRONOUS_IO 12
305#define _SC_PRIORITIZED_IO 13
306#define _SC_SYNCHRONIZED_IO 14
307#define _SC_FSYNC 15
308#define _SC_MAPPED_FILES 16
309#define _SC_MEMLOCK 17
310#define _SC_MEMLOCK_RANGE 18
311#define _SC_MEMORY_PROTECTION 19
312#define _SC_MESSAGE_PASSING 20
313#define _SC_SEMAPHORES 21
314#define _SC_SHARED_MEMORY_OBJECTS 22
315#define _SC_AIO_LISTIO_MAX 23
316#define _SC_AIO_MAX 24
317#define _SC_AIO_PRIO_DELTA_MAX 25
318#define _SC_DELAYTIMER_MAX 26
319#define _SC_MQ_OPEN_MAX 27
320#define _SC_MQ_PRIO_MAX 28
321#define _SC_VERSION 29
322#define _SC_PAGE_SIZE 30
323#define _SC_PAGESIZE 30 /* !! */
324#define _SC_RTSIG_MAX 31
325#define _SC_SEM_NSEMS_MAX 32
326#define _SC_SEM_VALUE_MAX 33
327#define _SC_SIGQUEUE_MAX 34
328#define _SC_TIMER_MAX 35
329#define _SC_BC_BASE_MAX 36
330#define _SC_BC_DIM_MAX 37
331#define _SC_BC_SCALE_MAX 38
332#define _SC_BC_STRING_MAX 39
333#define _SC_COLL_WEIGHTS_MAX 40
334#define _SC_EXPR_NEST_MAX 42
335#define _SC_LINE_MAX 43
336#define _SC_RE_DUP_MAX 44
337#define _SC_2_VERSION 46
338#define _SC_2_C_BIND 47
339#define _SC_2_C_DEV 48
340#define _SC_2_FORT_DEV 49
341#define _SC_2_FORT_RUN 50
342#define _SC_2_SW_DEV 51
343#define _SC_2_LOCALEDEF 52
344#define _SC_UIO_MAXIOV 60 /* !! */
345#define _SC_IOV_MAX 60
346#define _SC_THREADS 67
347#define _SC_THREAD_SAFE_FUNCTIONS 68
348#define _SC_GETGR_R_SIZE_MAX 69
349#define _SC_GETPW_R_SIZE_MAX 70
350#define _SC_LOGIN_NAME_MAX 71
351#define _SC_TTY_NAME_MAX 72
352#define _SC_THREAD_DESTRUCTOR_ITERATIONS 73
353#define _SC_THREAD_KEYS_MAX 74
354#define _SC_THREAD_STACK_MIN 75
355#define _SC_THREAD_THREADS_MAX 76
356#define _SC_THREAD_ATTR_STACKADDR 77
357#define _SC_THREAD_ATTR_STACKSIZE 78
358#define _SC_THREAD_PRIORITY_SCHEDULING 79
359#define _SC_THREAD_PRIO_INHERIT 80
360#define _SC_THREAD_PRIO_PROTECT 81
361#define _SC_THREAD_PROCESS_SHARED 82
362#define _SC_NPROCESSORS_CONF 83
363#define _SC_NPROCESSORS_ONLN 84
364#define _SC_PHYS_PAGES 85
365#define _SC_AVPHYS_PAGES 86
366#define _SC_ATEXIT_MAX 87
367#define _SC_PASS_MAX 88
368#define _SC_XOPEN_VERSION 89
369#define _SC_XOPEN_XCU_VERSION 90
370#define _SC_XOPEN_UNIX 91
371#define _SC_XOPEN_CRYPT 92
372#define _SC_XOPEN_ENH_I18N 93
373#define _SC_XOPEN_SHM 94
374#define _SC_2_CHAR_TERM 95
375#define _SC_2_UPE 97
376#define _SC_XOPEN_XPG2 98
377#define _SC_XOPEN_XPG3 99
378#define _SC_XOPEN_XPG4 100
379#define _SC_NZERO 109
380#define _SC_XBS5_ILP32_OFF32 125
381#define _SC_XBS5_ILP32_OFFBIG 126
382#define _SC_XBS5_LP64_OFF64 127
383#define _SC_XBS5_LPBIG_OFFBIG 128
384#define _SC_XOPEN_LEGACY 129
385#define _SC_XOPEN_REALTIME 130
386#define _SC_XOPEN_REALTIME_THREADS 131
387#define _SC_ADVISORY_INFO 132
388#define _SC_BARRIERS 133
389#define _SC_CLOCK_SELECTION 137
390#define _SC_CPUTIME 138
391#define _SC_THREAD_CPUTIME 139
392#define _SC_MONOTONIC_CLOCK 149
393#define _SC_READER_WRITER_LOCKS 153
394#define _SC_SPIN_LOCKS 154
395#define _SC_REGEXP 155
396#define _SC_SHELL 157
397#define _SC_SPAWN 159
398#define _SC_SPORADIC_SERVER 160
399#define _SC_THREAD_SPORADIC_SERVER 161
400#define _SC_TIMEOUTS 164
401#define _SC_TYPED_MEMORY_OBJECTS 165
402#define _SC_2_PBS 168
403#define _SC_2_PBS_ACCOUNTING 169
404#define _SC_2_PBS_LOCATE 170
405#define _SC_2_PBS_MESSAGE 171
406#define _SC_2_PBS_TRACK 172
407#define _SC_SYMLOOP_MAX 173
408#define _SC_STREAMS 174
409#define _SC_2_PBS_CHECKPOINT 175
410#define _SC_V6_ILP32_OFF32 176
411#define _SC_V6_ILP32_OFFBIG 177
412#define _SC_V6_LP64_OFF64 178
413#define _SC_V6_LPBIG_OFFBIG 179
414#define _SC_HOST_NAME_MAX 180
415#define _SC_TRACE 181
416#define _SC_TRACE_EVENT_FILTER 182
417#define _SC_TRACE_INHERIT 183
418#define _SC_TRACE_LOG 184
419
420#define _SC_IPV6 235
421#define _SC_RAW_SOCKETS 236
422#define _SC_V7_ILP32_OFF32 237
423#define _SC_V7_ILP32_OFFBIG 238
424#define _SC_V7_LP64_OFF64 239
425#define _SC_V7_LPBIG_OFFBIG 240
426#define _SC_SS_REPL_MAX 241
427#define _SC_TRACE_EVENT_NAME_MAX 242
428#define _SC_TRACE_NAME_MAX 243
429#define _SC_TRACE_SYS_MAX 244
430#define _SC_TRACE_USER_EVENT_MAX 245
431#define _SC_XOPEN_STREAMS 246
432#define _SC_THREAD_ROBUST_PRIO_INHERIT 247
433#define _SC_THREAD_ROBUST_PRIO_PROTECT 248
434#define _SC_MINSIGSTKSZ 249
435#define _SC_SIGSTKSZ 250
436
437#define _CS_PATH 0
438#define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 1
439#define _CS_GNU_LIBC_VERSION 2
440#define _CS_GNU_LIBPTHREAD_VERSION 3
441#define _CS_POSIX_V5_WIDTH_RESTRICTED_ENVS 4
442#define _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS 5
443
444#define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 1116
445#define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 1117
446#define _CS_POSIX_V6_ILP32_OFF32_LIBS 1118
447#define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS 1119
448#define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 1120
449#define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 1121
450#define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 1122
451#define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS 1123
452#define _CS_POSIX_V6_LP64_OFF64_CFLAGS 1124
453#define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 1125
454#define _CS_POSIX_V6_LP64_OFF64_LIBS 1126
455#define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS 1127
456#define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 1128
457#define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 1129
458#define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 1130
459#define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS 1131
460#define _CS_POSIX_V7_ILP32_OFF32_CFLAGS 1132
461#define _CS_POSIX_V7_ILP32_OFF32_LDFLAGS 1133
462#define _CS_POSIX_V7_ILP32_OFF32_LIBS 1134
463#define _CS_POSIX_V7_ILP32_OFF32_LINTFLAGS 1135
464#define _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS 1136
465#define _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS 1137
466#define _CS_POSIX_V7_ILP32_OFFBIG_LIBS 1138
467#define _CS_POSIX_V7_ILP32_OFFBIG_LINTFLAGS 1139
468#define _CS_POSIX_V7_LP64_OFF64_CFLAGS 1140
469#define _CS_POSIX_V7_LP64_OFF64_LDFLAGS 1141
470#define _CS_POSIX_V7_LP64_OFF64_LIBS 1142
471#define _CS_POSIX_V7_LP64_OFF64_LINTFLAGS 1143
472#define _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS 1144
473#define _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS 1145
474#define _CS_POSIX_V7_LPBIG_OFFBIG_LIBS 1146
475#define _CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS 1147
476#define _CS_V6_ENV 1148
477#define _CS_V7_ENV 1149
478#define _CS_POSIX_V7_THREADS_CFLAGS 1150
479#define _CS_POSIX_V7_THREADS_LDFLAGS 1151
480
481#ifdef __cplusplus
482}
483#endif
484
485#endif