unistd.h revision 89732
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 89732 2002-01-24 12:11:31Z dwmalone $ 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)); 121int brk __P((const void *)); 122int chroot __P((const char *)); 123size_t confstr __P((int, char *, size_t)); 124char *crypt __P((const char *, const char *)); 125__const char * 126 crypt_get_format __P((void)); 127int crypt_set_format __P((const char *)); 128int des_cipher __P((const char *, char *, long, int)); 129int des_setkey __P((const char *key)); 130int encrypt __P((char *, int)); 131void endusershell __P((void)); 132int exect __P((const char *, char * const *, char * const *)); 133int fchdir __P((int)); 134int fchown __P((int, uid_t, gid_t)); 135char *fflagstostr __P((u_long)); 136int fsync __P((int)); 137#ifndef _FTRUNCATE_DECLARED 138#define _FTRUNCATE_DECLARED 139int ftruncate __P((int, off_t)); 140#endif 141int getdomainname __P((char *, int)); 142int getdtablesize __P((void)); 143int getgrouplist __P((const char *, gid_t, gid_t *, int *)); 144long gethostid __P((void)); 145int gethostname __P((char *, int)); 146int getlogin_r __P((char *, int)); 147mode_t getmode __P((const void *, mode_t)); 148int getpagesize __P((void)) __pure2; 149char *getpass __P((const char *)); 150int getpeereid __P((int, uid_t *, gid_t *)); 151int getpgid __P((pid_t _pid)); 152int getresgid __P((gid_t *, gid_t *, gid_t *)); 153int getresuid __P((uid_t *, uid_t *, uid_t *)); 154int getsid __P((pid_t _pid)); 155char *getusershell __P((void)); 156char *getwd __P((char *)); /* obsoleted by getcwd() */ 157int initgroups __P((const char *, gid_t)); 158int iruserok __P((unsigned long, int, const char *, const char *)); 159int iruserok_sa __P((const void *, int, int, const char *, const char *)); 160int issetugid __P((void)); 161int lchown __P((const char *, uid_t, gid_t)); 162int lockf __P((int, int, off_t)); 163char *mkdtemp __P((char *)); 164int mknod __P((const char *, mode_t, dev_t)); 165int mkstemp __P((char *)); 166int mkstemps __P((char *, int)); 167char *mktemp __P((char *)); 168int nfsclnt __P((int, void *)); 169int nfssvc __P((int, void *)); 170int nice __P((int)); 171ssize_t pread __P((int, void *, size_t, off_t)); 172int profil __P((char *, size_t, vm_offset_t, int)); 173ssize_t pwrite __P((int, const void *, size_t, off_t)); 174int rcmd __P((char **, int, const char *, 175 const char *, const char *, int *)); 176int rcmd_af __P((char **, int, const char *, 177 const char *, const char *, int *, int)); 178int rcmdsh __P((char **, int, const char *, 179 const char *, const char *, const char *)); 180char *re_comp __P((const char *)); 181int re_exec __P((const char *)); 182int readlink __P((const char *, char *, int)); 183int reboot __P((int)); 184int revoke __P((const char *)); 185pid_t rfork __P((int)); 186pid_t rfork_thread __P((int, void *, int (*)(void *), void *)); 187int rresvport __P((int *)); 188int rresvport_af __P((int *, int)); 189int ruserok __P((const char *, int, const char *, const char *)); 190void *sbrk __P((intptr_t)); 191int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 192int setdomainname __P((const char *, int)); 193int setegid __P((gid_t)); 194int seteuid __P((uid_t)); 195int setgroups __P((int, const gid_t *)); 196void sethostid __P((long)); 197int sethostname __P((const char *, int)); 198int setkey __P((const char *)); 199int setlogin __P((const char *)); 200void *setmode __P((const char *)); 201int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */ 202int setregid __P((gid_t, gid_t)); 203int setresgid __P((gid_t, gid_t, gid_t)); 204int setresuid __P((uid_t, uid_t, uid_t)); 205int setreuid __P((uid_t, uid_t)); 206int setrgid __P((gid_t)); 207int setruid __P((uid_t)); 208void setusershell __P((void)); 209int strtofflags __P((char **, u_long *, u_long *)); 210int swapon __P((const char *)); 211int symlink __P((const char *, const char *)); 212void sync __P((void)); 213int syscall __P((int, ...)); 214off_t __syscall __P((quad_t, ...)); 215#ifndef _TRUNCATE_DECLARED 216#define _TRUNCATE_DECLARED 217int truncate __P((const char *, off_t)); 218#endif 219int ttyslot __P((void)); 220unsigned int ualarm __P((unsigned int, unsigned int)); 221int undelete __P((const char *)); 222int unwhiteout __P((const char *)); 223int usleep __P((unsigned int)); 224void *valloc __P((size_t)); /* obsoleted by malloc() */ 225pid_t vfork __P((void)); 226 227extern char *suboptarg; /* getsubopt(3) external variable */ 228int getsubopt __P((char **, char * const *, char **)); 229#endif /* !_POSIX_SOURCE */ 230extern int optreset; /* getopt(3) external variable */ 231__END_DECLS 232 233#endif /* !_UNISTD_H_ */ 234