unistd.h revision 55975
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 55975 2000-01-14 15:43:27Z bde $ 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 execl __P((const char *, const char *, ...)); 69int execle __P((const char *, const char *, ...)); 70int execlp __P((const char *, const char *, ...)); 71int execv __P((const char *, char * const *)); 72int execve __P((const char *, char * const *, char * const *)); 73int execvp __P((const char *, char * const *)); 74pid_t fork __P((void)); 75long fpathconf __P((int, int)); 76char *getcwd __P((char *, size_t)); 77gid_t getegid __P((void)); 78uid_t geteuid __P((void)); 79gid_t getgid __P((void)); 80int getgroups __P((int, gid_t [])); 81char *getlogin __P((void)); 82pid_t getpgrp __P((void)); 83pid_t getpid __P((void)); 84pid_t getppid __P((void)); 85uid_t getuid __P((void)); 86int isatty __P((int)); 87int link __P((const char *, const char *)); 88#ifndef _LSEEK_DECLARED 89#define _LSEEK_DECLARED 90off_t lseek __P((int, off_t, int)); 91#endif 92long pathconf __P((const char *, int)); 93int pause __P((void)); 94int pipe __P((int *)); 95ssize_t read __P((int, void *, size_t)); 96int rmdir __P((const char *)); 97int setgid __P((gid_t)); 98int setpgid __P((pid_t, pid_t)); 99pid_t setsid __P((void)); 100int setuid __P((uid_t)); 101unsigned int sleep __P((unsigned int)); 102long sysconf __P((int)); 103pid_t tcgetpgrp __P((int)); 104int tcsetpgrp __P((int, pid_t)); 105char *ttyname __P((int)); 106int unlink __P((const char *)); 107ssize_t write __P((int, const void *, size_t)); 108 109extern char *optarg; /* getopt(3) external variables */ 110extern int optind, opterr, optopt; 111int getopt __P((int, char * const [], const char *)); 112 113#ifndef _POSIX_SOURCE 114#ifdef __STDC__ 115struct timeval; /* select(2) */ 116#endif 117int acct __P((const char *)); 118int async_daemon __P((void)); 119char *brk __P((const char *)); 120int chroot __P((const char *)); 121size_t confstr __P((int, char *, size_t)); 122char *crypt __P((const char *, const char *)); 123int des_cipher __P((const char *, char *, long, int)); 124int des_setkey __P((const char *key)); 125int encrypt __P((char *, int)); 126void endusershell __P((void)); 127int exect __P((const char *, char * const *, char * const *)); 128int fchdir __P((int)); 129int fchown __P((int, uid_t, gid_t)); 130int fsync __P((int)); 131#ifndef _FTRUNCATE_DECLARED 132#define _FTRUNCATE_DECLARED 133int ftruncate __P((int, off_t)); 134#endif 135int getdomainname __P((char *, int)); 136int getdtablesize __P((void)); 137int getgrouplist __P((const char *, int, int *, int *)); 138long gethostid __P((void)); 139int gethostname __P((char *, int)); 140char *getlogin_r __P((char *, int)); 141mode_t getmode __P((const void *, mode_t)); 142int getpagesize __P((void)) __pure2; 143char *getpass __P((const char *)); 144int getpgid __P((pid_t _pid)); 145int getsid __P((pid_t _pid)); 146char *getusershell __P((void)); 147char *getwd __P((char *)); /* obsoleted by getcwd() */ 148int initgroups __P((const char *, int)); 149int iruserok __P((unsigned long, int, const char *, const char *)); 150int iruserok_af __P((void *, int, const char *, const char *, int)); 151int issetugid __P((void)); 152int lchown __P((const char *, uid_t, gid_t)); 153int lockf __P((int, int, off_t)); 154char *mkdtemp __P((char *)); 155int mknod __P((const char *, mode_t, dev_t)); 156int mkstemp __P((char *)); 157int mkstemps __P((char *, int)); 158char *mktemp __P((char *)); 159int nfssvc __P((int, void *)); 160int nice __P((int)); 161ssize_t pread __P((int, void *, size_t, off_t)); 162int profil __P((char *, size_t, vm_offset_t, int)); 163ssize_t pwrite __P((int, const void *, size_t, off_t)); 164int rcmd __P((char **, int, const char *, 165 const char *, const char *, int *)); 166char *re_comp __P((const char *)); 167int re_exec __P((const char *)); 168int readlink __P((const char *, char *, int)); 169int reboot __P((int)); 170int revoke __P((const char *)); 171pid_t rfork __P((int)); 172int rresvport __P((int *)); 173int rresvport_af __P((int *, int)); 174int ruserok __P((const char *, int, const char *, const char *)); 175int ruserok_af __P((const char *, int, const char *, const char *, int)); 176char *sbrk __P((int)); 177int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 178int setdomainname __P((const char *, int)); 179int setegid __P((gid_t)); 180int seteuid __P((uid_t)); 181int setgroups __P((int, const gid_t *)); 182void sethostid __P((long)); 183int sethostname __P((const char *, int)); 184int setkey __P((const char *)); 185int setlogin __P((const char *)); 186void *setmode __P((const char *)); 187int setpgrp __P((pid_t _pid, pid_t _pgrp)); /* obsoleted by setpgid() */ 188int setregid __P((gid_t, gid_t)); 189int setreuid __P((uid_t, uid_t)); 190int setrgid __P((gid_t)); 191int setruid __P((uid_t)); 192void setusershell __P((void)); 193int swapon __P((const char *)); 194int symlink __P((const char *, const char *)); 195void sync __P((void)); 196int syscall __P((int, ...)); 197off_t __syscall __P((quad_t, ...)); 198#ifndef _TRUNCATE_DECLARED 199#define _TRUNCATE_DECLARED 200int truncate __P((const char *, off_t)); 201#endif 202int ttyslot __P((void)); 203unsigned int ualarm __P((unsigned int, unsigned int)); 204int undelete __P((const char *)); 205int unwhiteout __P((const char *)); 206int usleep __P((unsigned int)); 207void *valloc __P((size_t)); /* obsoleted by malloc() */ 208pid_t vfork __P((void)); 209 210extern char *suboptarg; /* getsubopt(3) external variable */ 211int getsubopt __P((char **, char * const *, char **)); 212#endif /* !_POSIX_SOURCE */ 213extern int optreset; /* getopt(3) external variable */ 214__END_DECLS 215 216#endif /* !_UNISTD_H_ */ 217