1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 20 * 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 31 * SUCH DAMAGE. 32 * 33 * @(#)unistd.h 8.12 (Berkeley) 4/27/95 34 */ 35 36 #ifndef _UNISTD_H_ 37 #define _UNISTD_H_ 38 39 #include <sys/cdefs.h> 40 #include <sys/types.h> 41 #include <sys/unistd.h> 42 43 #define STDIN_FILENO 0 /* standard input file descriptor */ 44 #define STDOUT_FILENO 1 /* standard output file descriptor */ 45 #define STDERR_FILENO 2 /* standard error file descriptor */ 46 47 #ifndef NULL 48 #define NULL 0 /* null pointer constant */ 49 #endif 50 51 #ifndef _POSIX_SOURCE 52 #define F_ULOCK 0 /* unlock locked section */ 53 #define F_LOCK 1 /* lock a section for exclusive use */ 54 #define F_TLOCK 2 /* test and lock a section for exclusive use */ 55 #define F_TEST 3 /* test a section for locks by other procs */ 56 #endif 57 58 __BEGIN_DECLS 59 void _exit __P((int)) __dead2; 60 int access __P((const char *, int)); 61 unsigned int alarm __P((unsigned int)); 62 int chdir __P((const char *)); 63 int chown __P((const char *, uid_t, gid_t)); 64 int close __P((int)); 65 int dup __P((int)); 66 int dup2 __P((int, int)); 67 int execl __P((const char *, const char *, ...)); 68 int execle __P((const char *, const char *, ...)); 69 int execlp __P((const char *, const char *, ...)); 70 int execv __P((const char *, char * const *)); 71 int execve __P((const char *, char * const *, char * const *)); 72 int execvp __P((const char *, char * const *)); 73 pid_t fork __P((void)); 74 long fpathconf __P((int, int)); 75 char *getcwd __P((char *, size_t)); 76 gid_t getegid __P((void)); 77 uid_t geteuid __P((void)); 78 gid_t getgid __P((void)); 79 int getgroups __P((int, gid_t [])); 80 char *getlogin __P((void)); 81 pid_t getpgrp __P((void)); 82 pid_t getpid __P((void)); 83 pid_t getppid __P((void)); 84 uid_t getuid __P((void)); 85 int isatty __P((int)); 86 int link __P((const char *, const char *)); 87 #ifndef _LSEEK_DECLARED 88 #define _LSEEK_DECLARED 89 off_t lseek __P((int, off_t, int)); 90 #endif 91 long pathconf __P((const char *, int)); 92 int pause __P((void)); 93 int pipe __P((int *)); 94 ssize_t read __P((int, void *, size_t)); 95 int rmdir __P((const char *)); 96 int setgid __P((gid_t)); 97 int setpgid __P((pid_t, pid_t)); 98 pid_t setsid __P((void)); 99 int setuid __P((uid_t)); 100 unsigned int sleep __P((unsigned int)); 101 long sysconf __P((int)); 102 pid_t tcgetpgrp __P((int)); 103 int tcsetpgrp __P((int, pid_t)); 104 char *ttyname __P((int)); 105 int unlink __P((const char *)); 106 ssize_t write __P((int, const void *, size_t)); 107 108 extern char *optarg; /* getopt(3) external variables */ 109 extern int optind, opterr, optopt; 110 int getopt __P((int, char * const [], const char *)); 111 112 #ifndef _POSIX_SOURCE 113 #ifdef __STDC__ 114 struct timeval; /* select(2) */ 115 #endif 116 int acct __P((const char *)); 117 int async_daemon __P((void)); 118 char *brk __P((const char *)); 119 int chroot __P((const char *)); 120 size_t confstr __P((int, char *, size_t)); 121 char *crypt __P((const char *, const char *)); 122 int des_cipher __P((const char *, char *, long, int)); 123 int des_setkey __P((const char *key)); 124 int encrypt __P((char *, int)); 125 void endusershell __P((void)); 126 int exect __P((const char *, char * const *, char * const *)); 127 int fchdir __P((int)); 128 int fchown __P((int, uid_t, gid_t)); 129 int fsync __P((int)); 130 #ifndef _FTRUNCATE_DECLARED 131 #define _FTRUNCATE_DECLARED 132 int ftruncate __P((int, off_t)); 133 #endif 134 int getdomainname __P((char *, int)); 135 int getdtablesize __P((void)); 136 int getgrouplist __P((const char *, int, int *, int *)); 137 long gethostid __P((void)); 138 int gethostname __P((char *, int)); 139 mode_t getmode __P((const void *, mode_t)); 140 int getpagesize __P((void)) __pure2; 141 char *getpass __P((const char *)); 142 int getpgid __P((pid_t _pid)); 143 int getsid __P((pid_t _pid)); 144 char *getusershell __P((void)); 145 char *getwd __P((char *)); /* obsoleted by getcwd() */ 146 int initgroups __P((const char *, int)); 147 int iruserok __P((unsigned long, int, const char *, const char *)); 148 int issetugid __P((void)); 149 int lchown __P((const char *, uid_t, gid_t)); 150 int lockf __P((int, int, off_t)); 151 char *mkdtemp __P((char *)); 152 int mknod __P((const char *, mode_t, dev_t)); 153 int mkstemp __P((char *)); 154 int mkstemps __P((char *, int)); 155 char *mktemp __P((char *)); 156 int nfssvc __P((int, void *)); 157 int nice __P((int)); 158 ssize_t pread __P((int, void *, size_t, off_t)); 159 int profil __P((char *, size_t, vm_offset_t, int)); 160 ssize_t pwrite __P((int, const void *, size_t, off_t)); 161 int rcmd __P((char **, int, const char *, 162 const char *, const char *, int *)); 163 char *re_comp __P((const char *)); 164 int re_exec __P((const char *)); 165 int readlink __P((const char *, char *, int)); 166 int reboot __P((int)); 167 int revoke __P((const char *)); 168 pid_t rfork __P((int)); 169 int rresvport __P((int *)); 170 int ruserok __P((const char *, int, const char *, const char *)); 171 char *sbrk __P((int)); 172 int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 173 int setdomainname __P((const char *, int)); 174 int setegid __P((gid_t)); 175 int seteuid __P((uid_t)); 176 int setgroups __P((int, const gid_t *)); 177 void sethostid __P((long)); 178 int sethostname __P((const char *, int)); 179 int setkey __P((const char *)); 180 int setlogin __P((const char *)); 181 void *setmode __P((const char *)); 182 int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */ 183 int setregid __P((gid_t, gid_t)); 184 int setreuid __P((uid_t, uid_t)); 185 int setrgid __P((gid_t)); 186 int setruid __P((uid_t)); 187 void setusershell __P((void)); 188 int swapon __P((const char *)); 189 int symlink __P((const char *, const char *)); 190 void sync __P((void)); 191 int syscall __P((int, ...)); 192 off_t __syscall __P((quad_t, ...)); 193 #ifndef _TRUNCATE_DECLARED 194 #define _TRUNCATE_DECLARED 195 int truncate __P((const char *, off_t)); 196 #endif 197 int ttyslot __P((void)); 198 unsigned int ualarm __P((unsigned int, unsigned int)); 199 int undelete __P((const char *)); 200 int unwhiteout __P((const char *)); 201 int usleep __P((unsigned int)); 202 void *valloc __P((size_t)); /* obsoleted by malloc() */ 203 pid_t vfork __P((void)); 204 205 extern char *suboptarg; /* getsubopt(3) external variable */ 206 int getsubopt __P((char **, char * const *, char **)); 207 #endif /* !_POSIX_SOURCE */ 208 extern int optreset; /* getopt(3) external variable */ 209 __END_DECLS 210 211 #endif /* !_UNISTD_H_ */ 212