371 lines
12 KiB
C
371 lines
12 KiB
C
/* $NetBSD: unistd.h,v 1.93 2003/07/08 01:43:28 kristerw Exp $ */
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/*-
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* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Klaus Klein.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1991, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)unistd.h 8.12 (Berkeley) 4/27/95
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*/
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#ifndef _UNISTD_H_
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#define _UNISTD_H_
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#include <machine/ansi.h>
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#include <machine/int_types.h>
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#include <sys/cdefs.h>
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#include <sys/featuretest.h>
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#include <sys/types.h>
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#include <sys/unistd.h>
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/*
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* IEEE Std 1003.1-90
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*/
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#define STDIN_FILENO 0 /* standard input file descriptor */
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#define STDOUT_FILENO 1 /* standard output file descriptor */
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#define STDERR_FILENO 2 /* standard error file descriptor */
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#include <sys/null.h>
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__BEGIN_DECLS
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__dead void _exit __P((int)) __attribute__((__noreturn__));
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int access __P((const char *, int));
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unsigned int alarm __P((unsigned int));
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int chdir __P((const char *));
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)
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int chown __P((const char *, uid_t, gid_t)) __RENAME(__posix_chown);
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#else
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int chown __P((const char *, uid_t, gid_t));
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#endif /* defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) */
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int close __P((int));
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size_t confstr __P((int, char *, size_t));
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#ifndef __CUSERID_DECLARED
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#define __CUSERID_DECLARED
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/* also declared in stdio.h */
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char *cuserid __P((char *)); /* obsolete */
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#endif /* __CUSERID_DECLARED */
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int dup __P((int));
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int dup2 __P((int, int));
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int execl __P((const char *, const char *, ...));
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int execle __P((const char *, const char *, ...));
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int execlp __P((const char *, const char *, ...));
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int execv __P((const char *, char * const *));
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int execve __P((const char *, char * const *, char * const *));
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int execvp __P((const char *, char * const *));
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pid_t fork __P((void));
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long fpathconf __P((int, int));
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char *getcwd __P((char *, size_t));
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gid_t getegid __P((void));
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uid_t geteuid __P((void));
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gid_t getgid __P((void));
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int getgroups __P((int, gid_t []));
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__aconst char *getlogin __P((void));
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pid_t getpgrp __P((void));
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pid_t getpid __P((void));
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pid_t getppid __P((void));
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uid_t getuid __P((void));
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int isatty __P((int));
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int link __P((const char *, const char *));
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long pathconf __P((const char *, int));
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int pause __P((void));
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int pipe __P((int *));
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ssize_t read __P((int, void *, size_t));
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int rmdir __P((const char *));
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int setgid __P((gid_t));
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int setpgid __P((pid_t, pid_t));
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pid_t setsid __P((void));
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int setuid __P((uid_t));
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unsigned int sleep __P((unsigned int));
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long sysconf __P((int));
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pid_t tcgetpgrp __P((int));
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int tcsetpgrp __P((int, pid_t));
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__aconst char *ttyname __P((int));
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int unlink __P((const char *));
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ssize_t write __P((int, const void *, size_t));
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/*
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* IEEE Std 1003.2-92, adopted in X/Open Portability Guide Issue 4 and later
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*/
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#if (_POSIX_C_SOURCE - 0) >= 2 || (_XOPEN_SOURCE - 0) >= 4 || \
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defined(_NETBSD_SOURCE)
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int getopt __P((int, char * const [], const char *));
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extern char *optarg; /* getopt(3) external variables */
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extern int opterr;
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extern int optind;
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extern int optopt;
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#endif
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/*
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* The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX)
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*/
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#if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600 || \
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defined(_NETBSD_SOURCE)
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int setegid __P((gid_t));
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int seteuid __P((uid_t));
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#endif
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/*
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* The following three syscalls are also defined in <sys/types.h>
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* We protect them against double declarations.
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*/
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#ifndef __OFF_T_SYSCALLS_DECLARED
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#define __OFF_T_SYSCALLS_DECLARED
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off_t lseek __P((int, off_t, int));
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int truncate __P((const char *, off_t));
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/*
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* IEEE Std 1003.1b-93,
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* also found in X/Open Portability Guide >= Issue 4 Verion 2
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*/
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#if (_POSIX_C_SOURCE - 0) >= 199309L || \
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(defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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int ftruncate __P((int, off_t));
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#endif
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#endif /* __OFF_T_SYSCALLS_DECLARED */
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/*
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* IEEE Std 1003.1b-93, adopted in X/Open CAE Specification Issue 5 Version 2
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*/
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#if (_POSIX_C_SOURCE - 0) >= 199309L || (_XOPEN_SOURCE - 0) >= 500 || \
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defined(_NETBSD_SOURCE)
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int fdatasync __P((int));
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int fsync __P((int));
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#endif
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/*
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* X/Open Portability Guide, all issues
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*/
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#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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int chroot __P((const char *));
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int nice __P((int));
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#endif
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/*
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* X/Open Portability Guide <= Issue 3
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*/
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#if defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0) <= 3
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int rename __P((const char *, const char *)) __RENAME(__posix_rename);
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#endif
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/*
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* X/Open Portability Guide >= Issue 4
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*/
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#if (_XOPEN_SOURCE - 0) >= 4 || defined(_NETBSD_SOURCE)
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__aconst char *crypt __P((const char *, const char *));
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int encrypt __P((char *, int));
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char *getpass __P((const char *));
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pid_t getsid __P((pid_t));
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#endif
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/*
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* X/Open Portability Guide >= Issue 4 Version 2
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*/
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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#ifndef intptr_t
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typedef __intptr_t intptr_t;
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#define intptr_t __intptr_t
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#endif
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#define F_ULOCK 0
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#define F_LOCK 1
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#define F_TLOCK 2
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#define F_TEST 3
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int brk __P((void *));
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int fchdir __P((int));
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#if defined(_XOPEN_SOURCE)
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int fchown __P((int, uid_t, gid_t)) __RENAME(__posix_fchown);
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#else
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int fchown __P((int, uid_t, gid_t));
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#endif
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int getdtablesize __P((void));
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long gethostid __P((void));
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int gethostname __P((char *, size_t));
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__pure int
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getpagesize __P((void)); /* legacy */
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pid_t getpgid __P((pid_t));
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#if defined(_XOPEN_SOURCE)
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int lchown __P((const char *, uid_t, gid_t)) __RENAME(__posix_lchown);
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#else
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int lchown __P((const char *, uid_t, gid_t));
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#endif
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int lockf __P((int, int, off_t));
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int readlink __P((const char *, char *, size_t));
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void *sbrk __P((intptr_t));
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/* XXX prototype wrong! */
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int setpgrp __P((pid_t, pid_t)); /* obsoleted by setpgid() */
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int setregid __P((gid_t, gid_t));
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int setreuid __P((uid_t, uid_t));
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void swab __P((const void *, void *, size_t));
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int symlink __P((const char *, const char *));
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void sync __P((void));
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useconds_t ualarm __P((useconds_t, useconds_t));
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int usleep __P((useconds_t));
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#ifdef __LIBC12_SOURCE__
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pid_t vfork __P((void));
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pid_t __vfork14 __P((void));
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#else
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pid_t vfork __P((void)) __RENAME(__vfork14);
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#endif
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#ifndef __AUDIT__
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char *getwd __P((char *)); /* obsoleted by getcwd() */
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#endif
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/* FIXME: this should go to <sys/time.h>! */
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#if __STDC__
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struct timeval; /* select(2) XXX */
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#endif
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int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *));
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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/*
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* X/Open CAE Specification Issue 5 Version 2
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*/
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#if (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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ssize_t pread __P((int, void *, size_t, off_t));
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ssize_t pwrite __P((int, const void *, size_t, off_t));
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#endif
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/*
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* Implementation-defined extensions
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*/
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#if defined(_NETBSD_SOURCE)
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int acct __P((const char *));
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int des_cipher __P((const char *, char *, long, int));
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int des_setkey __P((const char *));
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void endusershell __P((void));
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int exect __P((const char *, char * const *, char * const *));
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int fchroot __P((int));
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int getdomainname __P((char *, size_t));
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int getgrouplist __P((const char *, gid_t, gid_t *, int *));
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mode_t getmode __P((const void *, mode_t));
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int getsubopt __P((char **, char * const *, char **));
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__aconst char *getusershell __P((void));
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int initgroups __P((const char *, gid_t));
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int iruserok __P((u_int32_t, int, const char *, const char *));
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int issetugid __P((void));
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int nfssvc __P((int, void *));
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int profil __P((char *, size_t, u_long, u_int));
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#ifndef __PSIGNAL_DECLARED
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#define __PSIGNAL_DECLARED
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/* also in signal.h */
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void psignal __P((unsigned int, const char *));
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#endif /* __PSIGNAL_DECLARED */
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int rcmd __P((char **, int, const char *,
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const char *, const char *, int *));
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int reboot __P((int, char *));
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int revoke __P((const char *));
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int rresvport __P((int *));
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int ruserok __P((const char *, int, const char *, const char *));
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int setdomainname __P((const char *, size_t));
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int setgroups __P((int, const gid_t *));
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int sethostid __P((long));
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int sethostname __P((const char *, size_t));
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int setlogin __P((const char *));
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void *setmode __P((const char *));
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int setrgid __P((gid_t));
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int setruid __P((uid_t));
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void setusershell __P((void));
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void strmode __P((mode_t, char *));
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__aconst char *strsignal __P((int));
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int swapctl __P((int, const void *, int));
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int swapon __P((const char *)); /* obsoleted by swapctl() */
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int syscall __P((int, ...));
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quad_t __syscall __P((quad_t, ...));
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int undelete __P((const char *));
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#if 1 /*INET6*/
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int rcmd_af __P((char **, int, const char *,
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const char *, const char *, int *, int));
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int rresvport_af __P((int *, int));
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int iruserok_sa __P((const void *, int, int, const char *, const char *));
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#endif
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#ifndef __SYS_SIGLIST_DECLARED
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#define __SYS_SIGLIST_DECLARED
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/* also in signal.h */
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extern __const char *__const *sys_siglist __RENAME(__sys_siglist14);
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#endif /* __SYS_SIGLIST_DECLARED */
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extern int optreset; /* getopt(3) external variable */
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extern char *suboptarg; /* getsubopt(3) external variable */
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#endif
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__END_DECLS
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#endif /* !_UNISTD_H_ */
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