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