1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
|
/* $OpenBSD: unistd.h,v 1.67 2012/01/13 13:16:44 nigel Exp $ */
/* $NetBSD: unistd.h,v 1.26.4.1 1996/05/28 02:31:51 mrg Exp $ */
/*-
* Copyright (c) 1991 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)unistd.h 5.13 (Berkeley) 6/17/91
*/
#ifndef _UNISTD_H_
#define _UNISTD_H_
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/unistd.h>
#define STDIN_FILENO 0 /* standard input file descriptor */
#define STDOUT_FILENO 1 /* standard output file descriptor */
#define STDERR_FILENO 2 /* standard error file descriptor */
#if __XPG_VISIBLE || __POSIX_VISIBLE >= 200112
#define F_ULOCK 0 /* unlock locked section */
#define F_LOCK 1 /* lock a section for exclusive use */
#define F_TLOCK 2 /* test and lock a section for exclusive use */
#define F_TEST 3 /* test a section for locks by other procs */
#endif
#if __POSIX_VISIBLE
#define _POSIX_REENTRANT_FUNCTIONS 1
#define _POSIX_THREAD_SAFE_FUNCTIONS 200112L
#endif
#ifndef NULL
#ifdef __GNUG__
#define NULL __null
#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void *)0)
#endif
#endif
__BEGIN_DECLS
__dead void _exit(int);
int access(const char *, int);
unsigned int alarm(unsigned int);
int chdir(const char *);
int chown(const char *, uid_t, gid_t);
int close(int);
int dup(int);
int dup2(int, int);
int execl(const char *, const char *, ...)
__attribute__((sentinel));
int execle(const char *, const char *, ...);
int execlp(const char *, const char *, ...)
__attribute__((sentinel));
int execv(const char *, char * const *);
int execve(const char *, char * const *, char * const *);
int execvp(const char *, char * const *);
pid_t fork(void);
long fpathconf(int, int);
char *getcwd(char *, size_t)
__attribute__((__bounded__(__string__,1,2)));
gid_t getegid(void);
uid_t geteuid(void);
gid_t getgid(void);
int getgroups(int, gid_t *);
char *getlogin(void);
pid_t getpgrp(void);
pid_t getpid(void);
pid_t getppid(void);
uid_t getuid(void);
int isatty(int);
int link(const char *, const char *);
off_t lseek(int, off_t, int);
long pathconf(const char *, int);
int pause(void);
int pipe(int *);
ssize_t read(int, void *, size_t)
__attribute__((__bounded__(__buffer__,2,3)));
int rmdir(const char *);
int setgid(gid_t);
int setuid(uid_t);
unsigned int sleep(unsigned int);
long sysconf(int);
pid_t tcgetpgrp(int);
int tcsetpgrp(int, pid_t);
char *ttyname(int);
int unlink(const char *);
ssize_t write(int, const void *, size_t)
__attribute__((__bounded__(__buffer__,2,3)));
#if __POSIX_VISIBLE || __XPG_VISIBLE >= 300
pid_t setsid(void);
int setpgid(pid_t, pid_t);
#endif
#if __POSIX_VISIBLE >= 199209 || __XPG_VISIBLE
size_t confstr(int, char *, size_t)
__attribute__((__bounded__(__string__,2,3)));
#ifndef _GETOPT_DEFINED_
#define _GETOPT_DEFINED_
int getopt(int, char * const *, const char *);
extern char *optarg; /* getopt(3) external variables */
extern int opterr, optind, optopt, optreset;
/* XXX - getsubopt does not belong here */
int getsubopt(char **, char * const *, char **);
extern char *suboptarg; /* getsubopt(3) external variable */
#endif /* _GETOPT_DEFINED_ */
#endif
#if __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE
int fsync(int);
int ftruncate(int, off_t);
int getlogin_r(char *, size_t)
__attribute__((__bounded__(__string__,1,2)));
#endif
#if __XPG_VISIBLE || __BSD_VISIBLE
char *crypt(const char *, const char *);
int encrypt(char *, int);
int fchdir(int);
int fchown(int, uid_t, gid_t);
long gethostid(void);
char *getwd(char *)
__attribute__ ((__bounded__(__minbytes__,1,1024)));
int lchown(const char *, uid_t, gid_t);
int mkstemp(char *);
char *mktemp(char *);
int nice(int);
int readlink(const char *, char *, size_t)
__attribute__ ((__bounded__(__string__,2,3)));
int setkey(const char *);
int setpgrp(pid_t pid, pid_t pgrp); /* obsoleted by setpgid() */
int setregid(gid_t, gid_t);
int setreuid(uid_t, uid_t);
void swab(const void *, void *, size_t);
void sync(void);
int truncate(const char *, off_t);
unsigned int ualarm(unsigned int, unsigned int);
int usleep(useconds_t);
pid_t vfork(void);
#endif
#if __XPG_VISIBLE >= 420
pid_t getpgid(pid_t);
pid_t getsid(pid_t);
#endif
#if __XPG_VISIBLE >= 500
ssize_t pread(int, void *, size_t, off_t);
ssize_t pwrite(int, const void *, size_t, off_t);
int ttyname_r(int, char *, size_t)
__attribute__((__bounded__(__string__,2,3)));
#endif
#if __BSD_VISIBLE || __XPG_VISIBLE <= 500
/* Interfaces withdrawn by X/Open Issue 5 Version 0 */
int brk(void *);
int chroot(const char *);
int getdtablesize(void);
int getpagesize(void);
char *getpass(const char *);
void *sbrk(int);
#endif
#if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420
int lockf(int, int, off_t);
#endif
#if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420 || __BSD_VISIBLE
int symlink(const char *, const char *);
int gethostname(char *, size_t)
__attribute__ ((__bounded__(__string__,1,2)));
int setegid(gid_t);
int seteuid(uid_t);
#endif
#if __POSIX_VISIBLE >= 200809
int faccessat(int, const char *, int, int);
int fchownat(int, const char *, uid_t, gid_t, int);
int linkat(int, const char *, int, const char *, int);
ssize_t readlinkat(int, const char *, char *, size_t);
int symlinkat(const char *, int, const char *);
int unlinkat(int, const char *, int);
#endif
#if __BSD_VISIBLE
int acct(const char *);
int closefrom(int);
int des_cipher(const char *, char *, int32_t, int);
int des_setkey(const char *);
void endusershell(void);
int exect(const char *, char * const *, char * const *);
char *fflagstostr(u_int32_t);
int getdomainname(char *, size_t)
__attribute__ ((__bounded__(__string__,1,2)));
int getgrouplist(const char *, gid_t, gid_t *, int *);
mode_t getmode(const void *, mode_t);
int getresgid(gid_t *, gid_t *, gid_t *);
int getresuid(uid_t *, uid_t *, uid_t *);
char *getusershell(void);
int initgroups(const char *, gid_t);
int iruserok(u_int32_t, int, const char *, const char *);
int iruserok_sa(const void *, int, int, const char *, const char *);
int issetugid(void);
char *mkdtemp(char *);
int mkstemps(char *, int);
int nfssvc(int, void *);
int profil(char *, size_t, unsigned long, unsigned int)
__attribute__ ((__bounded__(__string__,1,2)));
int quotactl(const char *, int, int, char *);
int rcmd(char **, int, const char *,
const char *, const char *, int *);
int rcmd_af(char **, int, const char *,
const char *, const char *, int *, int);
int rcmdsh(char **, int, const char *,
const char *, const char *, char *);
char *re_comp(const char *);
int re_exec(const char *);
int reboot(int);
int revoke(const char *);
int rfork(int opts);
int rresvport(int *);
int rresvport_af(int *, int);
int ruserok(const char *, int, const char *, const char *);
#ifndef _SELECT_DEFINED_
#define _SELECT_DEFINED_
struct timeval;
int select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
#endif
int setdomainname(const char *, size_t);
int setgroups(int, const gid_t *);
int sethostid(long);
int sethostname(const char *, size_t);
int setlogin(const char *);
void *setmode(const char *);
int setresgid(gid_t, gid_t, gid_t);
int setresuid(uid_t, uid_t, uid_t);
int setrgid(gid_t);
int setruid(uid_t);
void setusershell(void);
int strtofflags(char **, u_int32_t *, u_int32_t *);
int swapctl(int cmd, const void *arg, int misc);
int syscall(int, ...);
#endif /* __BSD_VISIBLE */
__END_DECLS
#endif /* !_UNISTD_H_ */
|
