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 * $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 1.2 2003/06/17 04:25:56 dillon Exp $ 36 */ 37 38 #ifndef _UNISTD_H_ 39 #define _UNISTD_H_ 40 41 #include <sys/cdefs.h> 42 #include <sys/types.h> 43 #include <sys/unistd.h> 44 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 */ 48 49 #ifndef NULL 50 #define NULL 0 /* null pointer constant */ 51 #endif 52 53 #ifndef _POSIX_SOURCE 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 */ 58 #endif 59 60 __BEGIN_DECLS 61 void _exit __P((int)) __dead2; 62 int access __P((const char *, int)); 63 unsigned int alarm __P((unsigned int)); 64 int chdir __P((const char *)); 65 int chown __P((const char *, uid_t, gid_t)); 66 int close __P((int)); 67 int dup __P((int)); 68 int dup2 __P((int, int)); 69 int execl __P((const char *, const char *, ...)); 70 int execle __P((const char *, const char *, ...)); 71 int execlp __P((const char *, const char *, ...)); 72 int execv __P((const char *, char * const *)); 73 int execve __P((const char *, char * const *, char * const *)); 74 int execvp __P((const char *, char * const *)); 75 pid_t fork __P((void)); 76 long fpathconf __P((int, int)); 77 char *getcwd __P((char *, size_t)); 78 gid_t getegid __P((void)); 79 uid_t geteuid __P((void)); 80 gid_t getgid __P((void)); 81 int getgroups __P((int, gid_t [])); 82 char *getlogin __P((void)); 83 pid_t getpgrp __P((void)); 84 pid_t getpid __P((void)); 85 pid_t getppid __P((void)); 86 uid_t getuid __P((void)); 87 int isatty __P((int)); 88 int link __P((const char *, const char *)); 89 #ifndef _LSEEK_DECLARED 90 #define _LSEEK_DECLARED 91 off_t lseek __P((int, off_t, int)); 92 #endif 93 long pathconf __P((const char *, int)); 94 int pause __P((void)); 95 int pipe __P((int *)); 96 ssize_t read __P((int, void *, size_t)); 97 int rmdir __P((const char *)); 98 int setgid __P((gid_t)); 99 int setpgid __P((pid_t, pid_t)); 100 void setproctitle __P((const char *_fmt, ...)) __printf0like(1, 2); 101 pid_t setsid __P((void)); 102 int setuid __P((uid_t)); 103 unsigned int sleep __P((unsigned int)); 104 long sysconf __P((int)); 105 pid_t tcgetpgrp __P((int)); 106 int tcsetpgrp __P((int, pid_t)); 107 char *ttyname __P((int)); 108 int unlink __P((const char *)); 109 ssize_t write __P((int, const void *, size_t)); 110 111 extern char *optarg; /* getopt(3) external variables */ 112 extern int optind, opterr, optopt; 113 int getopt __P((int, char * const [], const char *)); 114 115 #ifndef _POSIX_SOURCE 116 #ifdef __STDC__ 117 struct timeval; /* select(2) */ 118 #endif 119 int acct __P((const char *)); 120 int async_daemon __P((void)); 121 int brk __P((const void *)); 122 int chroot __P((const char *)); 123 size_t confstr __P((int, char *, size_t)); 124 char *crypt __P((const char *, const char *)); 125 __const char * 126 crypt_get_format __P((void)); 127 int crypt_set_format __P((const char *)); 128 int des_cipher __P((const char *, char *, long, int)); 129 int des_setkey __P((const char *key)); 130 int encrypt __P((char *, int)); 131 void endusershell __P((void)); 132 int exect __P((const char *, char * const *, char * const *)); 133 int fchdir __P((int)); 134 int fchown __P((int, uid_t, gid_t)); 135 char *fflagstostr __P((u_long)); 136 int fsync __P((int)); 137 #ifndef _FTRUNCATE_DECLARED 138 #define _FTRUNCATE_DECLARED 139 int ftruncate __P((int, off_t)); 140 #endif 141 int getdomainname __P((char *, int)); 142 int getdtablesize __P((void)); 143 int getgrouplist __P((const char *, int, int *, int *)); 144 long gethostid __P((void)); 145 int gethostname __P((char *, int)); 146 int getlogin_r __P((char *, int)); 147 mode_t getmode __P((const void *, mode_t)); 148 int getpagesize __P((void)) __pure2; 149 char *getpass __P((const char *)); 150 int getpeereid __P((int, uid_t *, gid_t *)); 151 int getpgid __P((pid_t _pid)); 152 int getresgid __P((gid_t *, gid_t *, gid_t *)); 153 int getresuid __P((uid_t *, uid_t *, uid_t *)); 154 int getsid __P((pid_t _pid)); 155 char *getusershell __P((void)); 156 char *getwd __P((char *)); /* obsoleted by getcwd() */ 157 int initgroups __P((const char *, int)); 158 int iruserok __P((unsigned long, int, const char *, const char *)); 159 int iruserok_sa __P((const void *, int, int, const char *, const char *)); 160 int issetugid __P((void)); 161 int lchown __P((const char *, uid_t, gid_t)); 162 int lockf __P((int, int, off_t)); 163 char *mkdtemp __P((char *)); 164 int mknod __P((const char *, mode_t, dev_t)); 165 int mkstemp __P((char *)); 166 int mkstemps __P((char *, int)); 167 char *mktemp __P((char *)); 168 int nfssvc __P((int, void *)); 169 int nice __P((int)); 170 ssize_t pread __P((int, void *, size_t, off_t)); 171 int profil __P((char *, size_t, vm_offset_t, int)); 172 ssize_t pwrite __P((int, const void *, size_t, off_t)); 173 int rcmd __P((char **, int, const char *, 174 const char *, const char *, int *)); 175 int rcmd_af __P((char **, int, const char *, 176 const char *, const char *, int *, int)); 177 int rcmdsh __P((char **, int, const char *, 178 const char *, const char *, const char *)); 179 char *re_comp __P((const char *)); 180 int re_exec __P((const char *)); 181 int readlink __P((const char *, char *, int)); 182 int reboot __P((int)); 183 int revoke __P((const char *)); 184 pid_t rfork __P((int)); 185 pid_t rfork_thread __P((int, void *, int (*) __P((void *)), void *)); 186 int rresvport __P((int *)); 187 int rresvport_af __P((int *, int)); 188 int ruserok __P((const char *, int, const char *, const char *)); 189 void *sbrk __P((intptr_t)); 190 int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 191 int setdomainname __P((const char *, int)); 192 int setegid __P((gid_t)); 193 int seteuid __P((uid_t)); 194 int setgroups __P((int, const gid_t *)); 195 void sethostid __P((long)); 196 int sethostname __P((const char *, int)); 197 int setkey __P((const char *)); 198 int setlogin __P((const char *)); 199 void *setmode __P((const char *)); 200 int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */ 201 int setregid __P((gid_t, gid_t)); 202 int setresgid __P((gid_t, gid_t, gid_t)); 203 int setresuid __P((uid_t, uid_t, uid_t)); 204 int setreuid __P((uid_t, uid_t)); 205 int setrgid __P((gid_t)); 206 int setruid __P((uid_t)); 207 void setusershell __P((void)); 208 int strtofflags __P((char **, u_long *, u_long *)); 209 int swapon __P((const char *)); 210 int symlink __P((const char *, const char *)); 211 void sync __P((void)); 212 int syscall __P((int, ...)); 213 off_t __syscall __P((quad_t, ...)); 214 #ifndef _TRUNCATE_DECLARED 215 #define _TRUNCATE_DECLARED 216 int truncate __P((const char *, off_t)); 217 #endif 218 int ttyslot __P((void)); 219 unsigned int ualarm __P((unsigned int, unsigned int)); 220 int undelete __P((const char *)); 221 int unwhiteout __P((const char *)); 222 int usleep __P((unsigned int)); 223 void *valloc __P((size_t)); /* obsoleted by malloc() */ 224 pid_t vfork __P((void)); 225 226 extern char *suboptarg; /* getsubopt(3) external variable */ 227 int getsubopt __P((char **, char * const *, char **)); 228 #endif /* !_POSIX_SOURCE */ 229 extern int optreset; /* getopt(3) external variable */ 230 __END_DECLS 231 232 #endif /* !_UNISTD_H_ */ 233