unistd.h revision 86317
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: head/include/unistd.h 86317 2001-11-13 09:07:31Z alfred $ 35 */ 36 37#ifndef _UNISTD_H_ 38#define _UNISTD_H_ 39 40#include <sys/cdefs.h> 41#include <sys/types.h> 42#include <sys/unistd.h> 43 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 */ 47 48#ifndef NULL 49#define NULL 0 /* null pointer constant */ 50#endif 51 52#ifndef _POSIX_SOURCE 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 */ 57#endif 58 59__BEGIN_DECLS 60void _exit __P((int)) __dead2; 61int access __P((const char *, int)); 62unsigned int alarm __P((unsigned int)); 63int chdir __P((const char *)); 64int chown __P((const char *, uid_t, gid_t)); 65int close __P((int)); 66int dup __P((int)); 67int dup2 __P((int, int)); 68int eaccess __P((const char *, int)); 69int execl __P((const char *, const char *, ...)); 70int execle __P((const char *, const char *, ...)); 71int execlp __P((const char *, const char *, ...)); 72int execv __P((const char *, char * const *)); 73int execve __P((const char *, char * const *, char * const *)); 74int execvp __P((const char *, char * const *)); 75pid_t fork __P((void)); 76long fpathconf __P((int, int)); 77char *getcwd __P((char *, size_t)); 78gid_t getegid __P((void)); 79uid_t geteuid __P((void)); 80gid_t getgid __P((void)); 81int getgroups __P((int, gid_t [])); 82char *getlogin __P((void)); 83pid_t getpgrp __P((void)); 84pid_t getpid __P((void)); 85pid_t getppid __P((void)); 86uid_t getuid __P((void)); 87int isatty __P((int)); 88int link __P((const char *, const char *)); 89#ifndef _LSEEK_DECLARED 90#define _LSEEK_DECLARED 91off_t lseek __P((int, off_t, int)); 92#endif 93long pathconf __P((const char *, int)); 94int pause __P((void)); 95int pipe __P((int *)); 96ssize_t read __P((int, void *, size_t)); 97int rmdir __P((const char *)); 98int setgid __P((gid_t)); 99int setpgid __P((pid_t, pid_t)); 100void setproctitle __P((const char *_fmt, ...)) __printf0like(1, 2); 101pid_t setsid __P((void)); 102int setuid __P((uid_t)); 103unsigned int sleep __P((unsigned int)); 104long sysconf __P((int)); 105pid_t tcgetpgrp __P((int)); 106int tcsetpgrp __P((int, pid_t)); 107char *ttyname __P((int)); 108int unlink __P((const char *)); 109ssize_t write __P((int, const void *, size_t)); 110 111extern char *optarg; /* getopt(3) external variables */ 112extern int optind, opterr, optopt; 113int getopt __P((int, char * const [], const char *)); 114 115#ifndef _POSIX_SOURCE 116#ifdef __STDC__ 117struct timeval; /* select(2) */ 118#endif 119int acct __P((const char *)); 120int async_daemon __P((void)); 121char *brk __P((const char *)); 122int chroot __P((const char *)); 123size_t confstr __P((int, char *, size_t)); 124char *crypt __P((const char *, const char *)); 125const char *crypt_get_format __P((void)); 126int crypt_set_format __P((const char *)); 127int des_cipher __P((const char *, char *, long, int)); 128int des_setkey __P((const char *key)); 129int encrypt __P((char *, int)); 130void endusershell __P((void)); 131int exect __P((const char *, char * const *, char * const *)); 132int fchdir __P((int)); 133int fchown __P((int, uid_t, gid_t)); 134char *fflagstostr __P((u_long)); 135int fsync __P((int)); 136#ifndef _FTRUNCATE_DECLARED 137#define _FTRUNCATE_DECLARED 138int ftruncate __P((int, off_t)); 139#endif 140int getdomainname __P((char *, int)); 141int getdtablesize __P((void)); 142int getgrouplist __P((const char *, int, int *, int *)); 143long gethostid __P((void)); 144int gethostname __P((char *, int)); 145int getlogin_r __P((char *, int)); 146mode_t getmode __P((const void *, mode_t)); 147int getpagesize __P((void)) __pure2; 148char *getpass __P((const char *)); 149int getpeereid __P((int, uid_t *, gid_t *)); 150int getpgid __P((pid_t _pid)); 151int getresgid __P((gid_t *, gid_t *, gid_t *)); 152int getresuid __P((uid_t *, uid_t *, uid_t *)); 153int getsid __P((pid_t _pid)); 154char *getusershell __P((void)); 155char *getwd __P((char *)); /* obsoleted by getcwd() */ 156int initgroups __P((const char *, int)); 157int iruserok __P((unsigned long, int, const char *, const char *)); 158int iruserok_sa __P((const void *, int, int, const char *, const char *)); 159int issetugid __P((void)); 160int lchown __P((const char *, uid_t, gid_t)); 161int lockf __P((int, int, off_t)); 162char *mkdtemp __P((char *)); 163int mknod __P((const char *, mode_t, dev_t)); 164int mkstemp __P((char *)); 165int mkstemps __P((char *, int)); 166char *mktemp __P((char *)); 167int nfsclnt __P((int, void *)); 168int nfssvc __P((int, void *)); 169int nice __P((int)); 170ssize_t pread __P((int, void *, size_t, off_t)); 171int profil __P((char *, size_t, vm_offset_t, int)); 172ssize_t pwrite __P((int, const void *, size_t, off_t)); 173int rcmd __P((char **, int, const char *, 174 const char *, const char *, int *)); 175int rcmd_af __P((char **, int, const char *, 176 const char *, const char *, int *, int)); 177int rcmdsh __P((char **, int, const char *, 178 const char *, const char *, const char *)); 179char *re_comp __P((const char *)); 180int re_exec __P((const char *)); 181int readlink __P((const char *, char *, int)); 182int reboot __P((int)); 183int revoke __P((const char *)); 184pid_t rfork __P((int)); 185pid_t rfork_thread __P((int, void *, int (*)(void *), void *)); 186int rresvport __P((int *)); 187int rresvport_af __P((int *, int)); 188int ruserok __P((const char *, int, const char *, const char *)); 189char *sbrk __P((int)); 190int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 191int setdomainname __P((const char *, int)); 192int setegid __P((gid_t)); 193int seteuid __P((uid_t)); 194int setgroups __P((int, const gid_t *)); 195void sethostid __P((long)); 196int sethostname __P((const char *, int)); 197int setkey __P((const char *)); 198int setlogin __P((const char *)); 199void *setmode __P((const char *)); 200int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */ 201int setregid __P((gid_t, gid_t)); 202int setresgid __P((gid_t, gid_t, gid_t)); 203int setresuid __P((uid_t, uid_t, uid_t)); 204int setreuid __P((uid_t, uid_t)); 205int setrgid __P((gid_t)); 206int setruid __P((uid_t)); 207void setusershell __P((void)); 208int strtofflags __P((char **, u_long *, u_long *)); 209int swapon __P((const char *)); 210int symlink __P((const char *, const char *)); 211void sync __P((void)); 212int syscall __P((int, ...)); 213off_t __syscall __P((quad_t, ...)); 214#ifndef _TRUNCATE_DECLARED 215#define _TRUNCATE_DECLARED 216int truncate __P((const char *, off_t)); 217#endif 218int ttyslot __P((void)); 219unsigned int ualarm __P((unsigned int, unsigned int)); 220int undelete __P((const char *)); 221int unwhiteout __P((const char *)); 222int usleep __P((unsigned int)); 223void *valloc __P((size_t)); /* obsoleted by malloc() */ 224pid_t vfork __P((void)); 225 226extern char *suboptarg; /* getsubopt(3) external variable */ 227int getsubopt __P((char **, char * const *, char **)); 228#endif /* !_POSIX_SOURCE */ 229extern int optreset; /* getopt(3) external variable */ 230__END_DECLS 231 232#endif /* !_UNISTD_H_ */ 233