416 lines
13 KiB
C
416 lines
13 KiB
C
/* $NetBSD: unistd.h,v 1.139 2013/10/09 09:38:21 njoly Exp $ */
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/*-
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* Copyright (c) 1998, 1999, 2008 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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*
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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. 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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#if _FORTIFY_SOURCE > 0
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#include <ssp/unistd.h>
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#endif
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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(int);
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int access(const char *, int);
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unsigned int alarm(unsigned int);
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int chdir(const char *);
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)
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int chown(const char *, uid_t, gid_t) __RENAME(__posix_chown);
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#else
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int chown(const char *, uid_t, gid_t);
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#endif /* defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) */
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int close(int);
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size_t confstr(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(char *); /* obsolete */
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#endif /* __CUSERID_DECLARED */
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int dup(int);
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int dup2(int, int);
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int execl(const char *, const char *, ...);
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int execle(const char *, const char *, ...);
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int execlp(const char *, const char *, ...);
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int execv(const char *, char * const *);
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int execve(const char *, char * const *, char * const *);
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int execvp(const char *, char * const *);
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pid_t fork(void);
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long fpathconf(int, int);
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#if __SSP_FORTIFY_LEVEL == 0
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char *getcwd(char *, size_t);
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#endif
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gid_t getegid(void);
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uid_t geteuid(void);
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gid_t getgid(void);
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int getgroups(int, gid_t []);
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__aconst char *getlogin(void);
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int getlogin_r(char *, size_t);
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pid_t getpgrp(void);
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pid_t getpid(void);
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pid_t getppid(void);
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uid_t getuid(void);
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int isatty(int);
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int link(const char *, const char *);
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long pathconf(const char *, int);
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int pause(void);
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int pipe(int *);
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#if __SSP_FORTIFY_LEVEL == 0
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ssize_t read(int, void *, size_t);
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#endif
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int rmdir(const char *);
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int setgid(gid_t);
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int setpgid(pid_t, pid_t);
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pid_t setsid(void);
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int setuid(uid_t);
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unsigned int sleep(unsigned int);
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long sysconf(int);
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pid_t tcgetpgrp(int);
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int tcsetpgrp(int, pid_t);
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__aconst char *ttyname(int);
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int unlink(const char *);
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ssize_t write(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 || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE)
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int getopt(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(gid_t);
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int seteuid(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(int, off_t, int);
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int truncate(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(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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#if !defined(__minix)
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int fdatasync(int);
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#endif /* !defined(__minix) */
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int fsync(int);
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#endif
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/*
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* IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2
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*/
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#if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
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defined(_REENTRANT) || defined(_NETBSD_SOURCE)
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int ttyname_r(int, char *, size_t);
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int pthread_atfork(void (*)(void), void (*)(void), void (*)(void));
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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(const char *);
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int nice(int);
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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 defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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__aconst char *crypt(const char *, const char *);
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int encrypt(char *, int);
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char *getpass(const char *);
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pid_t getsid(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(void *);
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int fchdir(int);
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#if defined(_XOPEN_SOURCE)
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int fchown(int, uid_t, gid_t) __RENAME(__posix_fchown);
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#else
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int fchown(int, uid_t, gid_t);
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#endif
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int getdtablesize(void);
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long gethostid(void);
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int gethostname(char *, size_t);
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__pure int
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getpagesize(void); /* legacy */
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#if !defined(__minix)
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pid_t getpgid(pid_t);
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#endif /* !defined(__minix) */
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#if defined(_XOPEN_SOURCE)
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int lchown(const char *, uid_t, gid_t) __RENAME(__posix_lchown);
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#else
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int lchown(const char *, uid_t, gid_t);
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#endif
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int lockf(int, int, off_t);
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#if __SSP_FORTIFY_LEVEL == 0
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ssize_t readlink(const char * __restrict, char * __restrict, size_t);
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#endif
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void *sbrk(intptr_t);
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/* XXX prototype wrong! */
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int setpgrp(pid_t, pid_t); /* obsoleted by setpgid() */
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#if !defined(__minix)
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int setregid(gid_t, gid_t);
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int setreuid(uid_t, uid_t);
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#endif /* !defined(__minix) */
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void swab(const void * __restrict, void * __restrict, ssize_t);
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int symlink(const char *, const char *);
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void sync(void);
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useconds_t ualarm(useconds_t, useconds_t);
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int usleep(useconds_t);
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#ifndef __LIBC12_SOURCE__
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pid_t vfork(void) __RENAME(__vfork14) __returns_twice;
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#endif
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#ifndef __AUDIT__
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char *getwd(char *); /* obsoleted by getcwd() */
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#endif
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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(int, void *, size_t, off_t);
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ssize_t pwrite(int, const void *, size_t, off_t);
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#endif
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/*
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* X/Open Extended API set 2 (a.k.a. C063)
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*/
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#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0 >= 700) || \
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defined(_INCOMPLETE_XOPEN_C063) || defined(_NETBSD_SOURCE)
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int linkat(int, const char *, int, const char *, int);
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int renameat(int, const char *, int, const char *);
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int faccessat(int, const char *, int, int);
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int fchownat(int, const char *, uid_t, gid_t, int);
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int readlinkat(int, const char *, char *, size_t);
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int symlinkat(const char *, int, const char *);
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int unlinkat(int, const char *, int);
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#endif
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#if defined(_INCOMPLETE_XOPEN_C063)
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int fexecve(int, char * const *, char * const *);
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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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#if !defined(__minix)
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int acct(const char *);
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#endif /* !defined(__minix) */
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int closefrom(int);
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int des_cipher(const char *, char *, long, int);
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int des_setkey(const char *);
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int dup3(int, int, int);
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void endusershell(void);
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int exect(const char *, char * const *, char * const *);
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int fchroot(int);
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int fsync_range(int, int, off_t, off_t);
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int getdomainname(char *, size_t);
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int getgrouplist(const char *, gid_t, gid_t *, int *);
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int getgroupmembership(const char *, gid_t, gid_t *, int, int *);
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mode_t getmode(const void *, mode_t);
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char *getpassfd(const char *, char *, size_t, int *, int, int);
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#define GETPASS_NEED_TTY 0x001 /* Fail if we cannot set tty */
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#define GETPASS_FAIL_EOF 0x002 /* Fail on EOF */
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#define GETPASS_BUF_LIMIT 0x004 /* beep on buffer limit */
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#define GETPASS_NO_SIGNAL 0x008 /* don't make ttychars send signals */
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#define GETPASS_NO_BEEP 0x010 /* don't beep */
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#define GETPASS_ECHO 0x020 /* echo characters as they are typed */
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#define GETPASS_ECHO_STAR 0x040 /* echo '*' for each character */
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#define GETPASS_7BIT 0x080 /* mask the high bit each char */
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#define GETPASS_FORCE_LOWER 0x100 /* lowercase each char */
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#define GETPASS_FORCE_UPPER 0x200 /* uppercase each char */
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#define GETPASS_ECHO_NL 0x400 /* echo a newline if successful */
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char *getpass_r(const char *, char *, size_t);
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int getpeereid(int, uid_t *, gid_t *);
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int getsubopt(char **, char * const *, char **);
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__aconst char *getusershell(void);
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int initgroups(const char *, gid_t);
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int iruserok(uint32_t, int, const char *, const char *);
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int issetugid(void);
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int nfssvc(int, void *);
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int pipe2(int *, int);
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#if !defined(__minix)
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int profil(char *, size_t, u_long, u_int);
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#endif /* !defined(__minix) */
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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(int, const char *);
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#endif /* __PSIGNAL_DECLARED */
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int rcmd(char **, int, const char *, const char *, const char *, int *);
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int reboot(int, char *);
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#if !defined(__minix)
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int revoke(const char *);
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#endif /* !defined(__minix) */
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int rresvport(int *);
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int ruserok(const char *, int, const char *, const char *);
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int setdomainname(const char *, size_t);
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int setgroups(int, const gid_t *);
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int sethostid(long);
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int sethostname(const char *, size_t);
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int setlogin(const char *);
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void *setmode(const char *);
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int setrgid(gid_t);
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int setruid(uid_t);
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void setusershell(void);
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void strmode(mode_t, char *);
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#ifndef __STRSIGNAL_DECLARED
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#define __STRSIGNAL_DECLARED
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/* backwards-compatibility; also in string.h */
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__aconst char *strsignal(int);
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#endif /* __STRSIGNAL_DECLARED */
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#if !defined(__minix)
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int swapctl(int, void *, int);
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int swapon(const char *); /* obsoleted by swapctl() */
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#endif /* !defined(__minix) */
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int syscall(int, ...);
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quad_t __syscall(quad_t, ...);
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int undelete(const char *);
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#if 1 /*INET6*/
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int rcmd_af(char **, int, const char *,
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const char *, const char *, int *, int);
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int rresvport_af(int *, int);
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int rresvport_af_addr(int *, int, void *);
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int iruserok_sa(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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