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 1.20 2007/03/12 21:06:00 corecode 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 */
63 void _exit(int) __dead2;
64 int access(const char *, int);
65 unsigned int alarm(unsigned int);
66 int chdir(const char *);
67 int chown(const char *, uid_t, gid_t);
71 int execl(const char *, const char *, ...);
72 int execle(const char *, const char *, ...);
73 int execlp(const char *, const char *, ...);
74 int execv(const char *, char * const *);
75 int execve(const char *, char * const *, char * const *);
76 int execvp(const char *, char * const *);
78 long fpathconf(int, int);
79 char *getcwd(char *, size_t);
83 int getgroups(int, gid_t []);
90 int link(const char *, const char *);
91 #ifndef _LSEEK_DECLARED
92 #define _LSEEK_DECLARED
93 off_t lseek(int, off_t, int);
95 long pathconf(const char *, int);
98 ssize_t read(int, void *, size_t);
99 int rmdir(const char *);
101 int setpgid(pid_t, pid_t);
102 void setproctitle(const char *, ...) __printf0like(1, 2);
105 unsigned int sleep(unsigned int);
107 pid_t tcgetpgrp(int);
108 int tcsetpgrp(int, pid_t);
110 char *ttyname_r(int, char *, size_t);
111 int unlink(const char *);
112 ssize_t write(int, const void *, size_t);
114 extern char *optarg; /* getopt(3) external variables */
115 extern int optind, opterr, optopt;
116 int getopt(int, char * const [], const char *);
118 #ifndef _POSIX_SOURCE
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 *);
130 void extexit(int, int, void *);
132 int fchown(int, uid_t, gid_t);
133 char *fflagstostr(u_long);
135 #ifndef _FTRUNCATE_DECLARED
136 #define _FTRUNCATE_DECLARED
137 int ftruncate(int, off_t);
139 int getdomainname(char *, int);
140 int getdtablesize(void);
141 int getgrouplist(const char *, gid_t, gid_t *, int *);
142 long gethostid(void);
143 int gethostname(char *, int);
144 int getlogin_r(char *, int);
145 mode_t getmode(const void *, mode_t);
146 int getpagesize(void) __pure2;
147 char *getpass(const char *);
148 int getpeereid(int, uid_t *, gid_t *);
149 int getpgid(pid_t _pid);
150 int getresgid(gid_t *, gid_t *, gid_t *);
151 int getresuid(uid_t *, uid_t *, uid_t *);
152 int getsid(pid_t _pid);
153 char *getusershell(void);
154 char *getwd(char *); /* obsoleted by getcwd() */
155 int initgroups(const char *, int);
156 int iruserok(unsigned long, int, const char *, const char *);
157 int iruserok_sa(const void *, int, int, const char *, const char *);
159 int lchown(const char *, uid_t, gid_t);
160 int lockf(int, int, off_t);
161 int lwp_create(struct lwp_params *);
162 char *mkdtemp(char *);
163 int mknod(const char *, mode_t, dev_t);
165 int mkstemps(char *, int);
166 char *mktemp(char *);
167 int nfssvc(int, void *);
169 ssize_t pread(int, void *, size_t, off_t);
170 ssize_t extpread(int, void *, size_t, int, off_t);
171 ssize_t extpreadv(int, const struct iovec *, u_int, int, off_t);
172 int profil(char *, size_t, vm_offset_t, int);
173 ssize_t pwrite(int, const void *, size_t, off_t);
174 ssize_t extpwrite(int, const void *, size_t, int, off_t);
175 ssize_t extpwritev(int, const struct iovec *, u_int, int, off_t);
176 int rcmd(char **, int, const char *, const char *, const char *, int *);
177 int rcmd_af(char **, int, const char *, const char *, const char *, int *,
179 int rcmdsh(char **, int, const char *, const char *, const char *,
181 char *re_comp(const char *);
182 int re_exec(const char *);
183 int readlink(const char *, char *, int);
185 int revoke(const char *);
187 pid_t rfork_thread(int, void *, int (*) (void *), void *);
188 int rresvport(int *);
189 int rresvport_af(int *, int);
190 int ruserok(const char *, int, const char *, const char *);
191 void *sbrk(intptr_t);
192 #ifndef _SELECT_DECLARED /* bleh BSD compatibility */
193 #define _SELECT_DECLARED
194 struct timeval; /* select(2) */
195 int select(int, fd_set * __restrict, fd_set * __restrict,
196 fd_set * __restrict, struct timeval * __restrict);
198 int setdomainname(const char *, int);
201 int setgroups(int, const gid_t *);
202 void sethostid(long);
203 int sethostname(const char *, int);
204 int setlogin(const char *);
205 void *setmode(const char *);
206 int setpgrp(pid_t _pid, pid_t _pgrp); /* obsoleted by setpgid() */
207 int setregid(gid_t, gid_t);
208 int setresgid(gid_t, gid_t, gid_t);
209 int setresuid(uid_t, uid_t, uid_t);
210 int setreuid(uid_t, uid_t);
213 void setusershell(void);
214 int strtofflags(char **, u_long *, u_long *);
215 int swapon(const char *);
216 int symlink(const char *, const char *);
218 int syscall(int, ...);
219 off_t __syscall(quad_t, ...);
220 #ifndef _TRUNCATE_DECLARED
221 #define _TRUNCATE_DECLARED
222 int truncate(const char *, off_t);
225 unsigned int ualarm(unsigned int, unsigned int);
226 int umtx_sleep(volatile const int *, int , int);
227 int umtx_wakeup(volatile const int *, int);
228 int undelete(const char *);
229 int unwhiteout(const char *);
230 int usleep(unsigned int);
231 void *valloc(size_t); /* obsoleted by malloc() */
233 int varsym_set(int, const char *, const char *);
234 int varsym_get(int, const char *, char *, int);
235 int varsym_list(int, char *, int, int *);
237 extern char *suboptarg; /* getsubopt(3) external variable */
238 int getsubopt(char **, char * const *, char **);
239 #endif /* !_POSIX_SOURCE */
240 extern int optreset; /* getopt(3) external variable */
243 #endif /* !_UNISTD_H_ */