2 * Copyright (c) 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)unistd.h 8.12 (Berkeley) 4/27/95
34 * $FreeBSD: src/include/unistd.h,v 1.35.2.10 2002/04/15 12:52:28 nectar Exp $
35 * $DragonFly: src/include/unistd.h,v 1.13 2005/05/23 19:41:59 joerg Exp $
41 #include <sys/cdefs.h>
42 #include <sys/types.h>
43 #include <sys/unistd.h>
45 #define STDIN_FILENO 0 /* standard input file descriptor */
46 #define STDOUT_FILENO 1 /* standard output file descriptor */
47 #define STDERR_FILENO 2 /* standard error file descriptor */
50 #define NULL 0 /* null pointer constant */
54 #define F_ULOCK 0 /* unlock locked section */
55 #define F_LOCK 1 /* lock a section for exclusive use */
56 #define F_TLOCK 2 /* test and lock a section for exclusive use */
57 #define F_TEST 3 /* test a section for locks by other procs */
61 void _exit(int) __dead2
;
62 int access(const char *, int);
63 unsigned int alarm(unsigned int);
64 int chdir(const char *);
65 int chown(const char *, uid_t
, gid_t
);
69 int execl(const char *, const char *, ...);
70 int execle(const char *, const char *, ...);
71 int execlp(const char *, const char *, ...);
72 int execv(const char *, char * const *);
73 int execve(const char *, char * const *, char * const *);
74 int execvp(const char *, char * const *);
76 long fpathconf(int, int);
77 char *getcwd(char *, size_t);
81 int getgroups(int, gid_t
[]);
88 int link(const char *, const char *);
89 #ifndef _LSEEK_DECLARED
90 #define _LSEEK_DECLARED
91 off_t
lseek(int, off_t
, int);
93 long pathconf(const char *, int);
96 ssize_t
read(int, void *, size_t);
97 int rmdir(const char *);
99 int setpgid(pid_t
, pid_t
);
100 void setproctitle(const char *, ...) __printf0like(1, 2);
103 unsigned int sleep(unsigned int);
105 pid_t
tcgetpgrp(int);
106 int tcsetpgrp(int, pid_t
);
108 int unlink(const char *);
109 ssize_t
write(int, const void *, size_t);
111 extern char *optarg
; /* getopt(3) external variables */
112 extern int optind
, opterr
, optopt
;
113 int getopt(int, char * const [], const char *);
115 #ifndef _POSIX_SOURCE
117 struct timeval
; /* select(2) */
119 int acct(const char *);
120 int async_daemon (void);
121 int brk(const void *);
122 int chroot(const char *);
124 size_t confstr(int, char *, size_t);
125 char *crypt(const char *, const char *);
126 const char *crypt_get_format(void);
127 int crypt_set_format(const char *);
128 void endusershell(void);
129 int exect(const char *, char * const *, char * const *);
131 int fchown(int, uid_t
, gid_t
);
132 char *fflagstostr(u_long
);
134 #ifndef _FTRUNCATE_DECLARED
135 #define _FTRUNCATE_DECLARED
136 int ftruncate(int, off_t
);
138 int getdomainname(char *, int);
139 int getdtablesize(void);
140 int getgrouplist(const char *, gid_t
, gid_t
*, int *);
141 long gethostid(void);
142 int gethostname(char *, int);
143 int getlogin_r(char *, int);
144 mode_t
getmode(const void *, mode_t
);
145 int getpagesize(void) __pure2
;
146 char *getpass(const char *);
147 int getpeereid(int, uid_t
*, gid_t
*);
148 int getpgid(pid_t _pid
);
149 int getresgid(gid_t
*, gid_t
*, gid_t
*);
150 int getresuid(uid_t
*, uid_t
*, uid_t
*);
151 int getsid(pid_t _pid
);
152 char *getusershell(void);
153 char *getwd(char *); /* obsoleted by getcwd() */
154 int initgroups(const char *, int);
155 int iruserok(unsigned long, int, const char *, const char *);
156 int iruserok_sa(const void *, int, int, const char *, const char *);
158 int lchown(const char *, uid_t
, gid_t
);
159 int lockf(int, int, off_t
);
160 char *mkdtemp(char *);
161 int mknod(const char *, mode_t
, dev_t
);
163 int mkstemps(char *, int);
164 char *mktemp(char *);
165 int nfssvc(int, void *);
167 ssize_t
pread(int, void *, size_t, off_t
);
168 int profil(char *, size_t, vm_offset_t
, int);
169 ssize_t
pwrite(int, const void *, size_t, off_t
);
170 int rcmd(char **, int, const char *, const char *, const char *, int *);
171 int rcmd_af(char **, int, const char *, const char *, const char *, int *,
173 int rcmdsh(char **, int, const char *, const char *, const char *,
175 char *re_comp(const char *);
176 int re_exec(const char *);
177 int readlink(const char *, char *, int);
179 int revoke(const char *);
181 pid_t
rfork_thread(int, void *, int (*) (void *), void *);
182 int rresvport(int *);
183 int rresvport_af(int *, int);
184 int ruserok(const char *, int, const char *, const char *);
185 void *sbrk(intptr_t);
186 int select(int, fd_set
*, fd_set
*, fd_set
*, struct timeval
*);
187 int setdomainname(const char *, int);
190 int setgroups(int, const gid_t
*);
191 void sethostid(long);
192 int sethostname(const char *, int);
193 int setlogin(const char *);
194 void *setmode(const char *);
195 int setpgrp(pid_t _pid
, pid_t _pgrp
); /* obsoleted by setpgid() */
196 int setregid(gid_t
, gid_t
);
197 int setresgid(gid_t
, gid_t
, gid_t
);
198 int setresuid(uid_t
, uid_t
, uid_t
);
199 int setreuid(uid_t
, uid_t
);
202 void setusershell(void);
203 int strtofflags(char **, u_long
*, u_long
*);
204 int swapon(const char *);
205 int symlink(const char *, const char *);
207 int syscall(int, ...);
208 off_t
__syscall(quad_t
, ...);
209 #ifndef _TRUNCATE_DECLARED
210 #define _TRUNCATE_DECLARED
211 int truncate(const char *, off_t
);
214 unsigned int ualarm(unsigned int, unsigned int);
215 int umtx_sleep(volatile const int *, int , int);
216 int umtx_wakeup(volatile const int *, int);
217 int undelete(const char *);
218 int unwhiteout(const char *);
219 int usleep(unsigned int);
220 void *valloc(size_t); /* obsoleted by malloc() */
222 int varsym_set(int, const char *, const char *);
223 int varsym_get(int, const char *, char *, int);
224 int varsym_list(int, char *, int, int *);
226 extern char *suboptarg
; /* getsubopt(3) external variable */
227 int getsubopt(char **, char * const *, char **);
228 #endif /* !_POSIX_SOURCE */
229 extern int optreset
; /* getopt(3) external variable */
232 #endif /* !_UNISTD_H_ */