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
40 #include <sys/cdefs.h>
41 #include <sys/types.h>
42 #include <sys/unistd.h>
44 #define STDIN_FILENO 0 /* standard input file descriptor */
45 #define STDOUT_FILENO 1 /* standard output file descriptor */
46 #define STDERR_FILENO 2 /* standard error file descriptor */
49 #define NULL 0 /* null pointer constant */
53 #define F_ULOCK 0 /* unlock locked section */
54 #define F_LOCK 1 /* lock a section for exclusive use */
55 #define F_TLOCK 2 /* test and lock a section for exclusive use */
56 #define F_TEST 3 /* test a section for locks by other procs */
60 void _exit __P((int)) __dead2;
61 int access __P((const char *, int));
62 unsigned int alarm __P((unsigned int));
63 int chdir __P((const char *));
64 int chown __P((const char *, uid_t, gid_t));
67 int dup2 __P((int, int));
68 int execl __P((const char *, const char *, ...));
69 int execle __P((const char *, const char *, ...));
70 int execlp __P((const char *, const char *, ...));
71 int execv __P((const char *, char * const *));
72 int execve __P((const char *, char * const *, char * const *));
73 int execvp __P((const char *, char * const *));
74 pid_t fork __P((void));
75 long fpathconf __P((int, int));
76 char *getcwd __P((char *, size_t));
77 gid_t getegid __P((void));
78 uid_t geteuid __P((void));
79 gid_t getgid __P((void));
80 int getgroups __P((int, gid_t []));
81 char *getlogin __P((void));
82 pid_t getpgrp __P((void));
83 pid_t getpid __P((void));
84 pid_t getppid __P((void));
85 uid_t getuid __P((void));
86 int isatty __P((int));
87 int link __P((const char *, const char *));
88 #ifndef _LSEEK_DECLARED
89 #define _LSEEK_DECLARED
90 off_t lseek __P((int, off_t, int));
92 long pathconf __P((const char *, int));
93 int pause __P((void));
94 int pipe __P((int *));
95 ssize_t read __P((int, void *, size_t));
96 int rmdir __P((const char *));
97 int setgid __P((gid_t));
98 int setpgid __P((pid_t, pid_t));
99 pid_t setsid __P((void));
100 int setuid __P((uid_t));
101 unsigned int sleep __P((unsigned int));
102 long sysconf __P((int));
103 pid_t tcgetpgrp __P((int));
104 int tcsetpgrp __P((int, pid_t));
105 char *ttyname __P((int));
106 int unlink __P((const char *));
107 ssize_t write __P((int, const void *, size_t));
109 extern char *optarg; /* getopt(3) external variables */
110 extern int optind, opterr, optopt;
111 int getopt __P((int, char * const [], const char *));
113 #ifndef _POSIX_SOURCE
115 struct timeval; /* select(2) */
117 int acct __P((const char *));
118 int async_daemon __P((void));
119 char *brk __P((const char *));
120 int chroot __P((const char *));
121 size_t confstr __P((int, char *, size_t));
122 char *crypt __P((const char *, const char *));
123 int des_cipher __P((const char *, char *, long, int));
124 int des_setkey __P((const char *key));
125 int encrypt __P((char *, int));
126 void endusershell __P((void));
127 int exect __P((const char *, char * const *, char * const *));
128 int fchdir __P((int));
129 int fchown __P((int, uid_t, gid_t));
130 int fsync __P((int));
131 #ifndef _FTRUNCATE_DECLARED
132 #define _FTRUNCATE_DECLARED
133 int ftruncate __P((int, off_t));
135 int getdomainname __P((char *, int));
136 int getdtablesize __P((void));
137 int getgrouplist __P((const char *, int, int *, int *));
138 long gethostid __P((void));
139 int gethostname __P((char *, int));
140 char *getlogin_r __P((char *, int));
141 mode_t getmode __P((const void *, mode_t));
142 int getpagesize __P((void)) __pure2;
143 char *getpass __P((const char *));
144 int getpgid __P((pid_t _pid));
145 int getresgid __P((gid_t *, gid_t *, gid_t *));
146 int getresuid __P((uid_t *, uid_t *, uid_t *));
147 int getsid __P((pid_t _pid));
148 char *getusershell __P((void));
149 char *getwd __P((char *)); /* obsoleted by getcwd() */
150 int initgroups __P((const char *, int));
151 int iruserok __P((unsigned long, int, const char *, const char *));
152 int iruserok_sa __P((const void *, int, int, const char *, const char *));
153 int issetugid __P((void));
154 int lchown __P((const char *, uid_t, gid_t));
155 int lockf __P((int, int, off_t));
156 char *mkdtemp __P((char *));
157 int mknod __P((const char *, mode_t, dev_t));
158 int mkstemp __P((char *));
159 int mkstemps __P((char *, int));
160 char *mktemp __P((char *));
161 int nfssvc __P((int, void *));
163 ssize_t pread __P((int, void *, size_t, off_t));
164 int profil __P((char *, size_t, vm_offset_t, int));
165 ssize_t pwrite __P((int, const void *, size_t, off_t));
166 int rcmd __P((char **, int, const char *,
167 const char *, const char *, int *));
168 int rcmd_af __P((char **, int, const char *,
169 const char *, const char *, int *, int));
170 char *re_comp __P((const char *));
171 int re_exec __P((const char *));
172 int readlink __P((const char *, char *, int));
173 int reboot __P((int));
174 int revoke __P((const char *));
175 pid_t rfork __P((int));
176 int rresvport __P((int *));
177 int rresvport_af __P((int *, int));
178 int ruserok __P((const char *, int, const char *, const char *));
179 char *sbrk __P((int));
180 int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *));
181 int setdomainname __P((const char *, int));
182 int setegid __P((gid_t));
183 int seteuid __P((uid_t));
184 int setgroups __P((int, const gid_t *));
185 void sethostid __P((long));
186 int sethostname __P((const char *, int));
187 int setkey __P((const char *));
188 int setlogin __P((const char *));
189 void *setmode __P((const char *));
190 int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */
191 int setregid __P((gid_t, gid_t));
192 int setresgid __P((gid_t, gid_t, gid_t));
193 int setresuid __P((uid_t, uid_t, uid_t));
194 int setreuid __P((uid_t, uid_t));
195 int setrgid __P((gid_t));
196 int setruid __P((uid_t));
197 void setusershell __P((void));
198 int swapon __P((const char *));
199 int symlink __P((const char *, const char *));
200 void sync __P((void));
201 int syscall __P((int, ...));
202 off_t __syscall __P((quad_t, ...));
203 #ifndef _TRUNCATE_DECLARED
204 #define _TRUNCATE_DECLARED
205 int truncate __P((const char *, off_t));
207 int ttyslot __P((void));
208 unsigned int ualarm __P((unsigned int, unsigned int));
209 int undelete __P((const char *));
210 int unwhiteout __P((const char *));
211 int usleep __P((unsigned int));
212 void *valloc __P((size_t)); /* obsoleted by malloc() */
213 pid_t vfork __P((void));
215 extern char *suboptarg; /* getsubopt(3) external variable */
216 int getsubopt __P((char **, char * const *, char **));
217 #endif /* !_POSIX_SOURCE */
218 extern int optreset; /* getopt(3) external variable */
221 #endif /* !_UNISTD_H_ */