/* $NetBSD: unistd.h,v 1.64 1998/07/27 11:14:37 mycroft Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Klaus Klein. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1991, 1993, 1994 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)unistd.h 8.12 (Berkeley) 4/27/95 */ #ifndef _UNISTD_H_ #define _UNISTD_H_ #include #include #include #include /* * IEEE Std 1003.1-90 */ #define STDIN_FILENO 0 /* standard input file descriptor */ #define STDOUT_FILENO 1 /* standard output file descriptor */ #define STDERR_FILENO 2 /* standard error file descriptor */ #ifndef NULL #define NULL 0 /* null pointer constant */ #endif __BEGIN_DECLS __dead void _exit __P((int)) __attribute__((noreturn)); int access __P((const char *, int)); unsigned int alarm __P((unsigned int)); int chdir __P((const char *)); #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) int chown __P((const char *, uid_t, gid_t)) __RENAME(__posix_chown); #else int chown __P((const char *, uid_t, gid_t)); #endif /* defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) */ int close __P((int)); size_t confstr __P((int, char *, size_t)); char *cuserid __P((char *)); /* obsolete */ int dup __P((int)); int dup2 __P((int, int)); int execl __P((const char *, const char *, ...)); int execle __P((const char *, const char *, ...)); int execlp __P((const char *, const char *, ...)); int execv __P((const char *, char * const *)); int execve __P((const char *, char * const *, char * const *)); int execvp __P((const char *, char * const *)); pid_t fork __P((void)); long fpathconf __P((int, int)); char *getcwd __P((char *, size_t)); gid_t getegid __P((void)); uid_t geteuid __P((void)); gid_t getgid __P((void)); int getgroups __P((int, gid_t [])); __aconst char *getlogin __P((void)); pid_t getpgrp __P((void)); pid_t getpid __P((void)); pid_t getppid __P((void)); uid_t getuid __P((void)); int isatty __P((int)); int link __P((const char *, const char *)); off_t lseek __P((int, off_t, int)); long pathconf __P((const char *, int)); int pause __P((void)); int pipe __P((int *)); ssize_t read __P((int, void *, size_t)); int rmdir __P((const char *)); int setgid __P((gid_t)); int setpgid __P((pid_t, pid_t)); pid_t setsid __P((void)); int setuid __P((uid_t)); unsigned int sleep __P((unsigned int)); long sysconf __P((int)); pid_t tcgetpgrp __P((int)); int tcsetpgrp __P((int, pid_t)); __aconst char *ttyname __P((int)); int unlink __P((const char *)); ssize_t write __P((int, const void *, size_t)); /* * IEEE Std 1003.2-92, adopted in X/Open Portability Guide Issue 4 and later */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_POSIX_C_SOURCE - 0) >= 2 || (_XOPEN_SOURCE - 0) >= 4 int getopt __P((int, char * const *, const char *)); extern char *optarg; /* getopt(3) external variables */ extern int opterr; extern int optind; extern int optopt; #endif /* * IEEE Std 1003.1b-93, * also found in X/Open Portability Guide >= Issue 4 Verion 2 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_POSIX_C_SOURCE - 0) >= 199309L || \ (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ (_XOPEN_SOURCE - 0) >= 500 int ftruncate __P((int, off_t)); #endif /* * IEEE Std 1003.1b-93, adopted in X/Open CAE Specification Issue 5 Version 2 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_POSIX_C_SOURCE - 0) >= 199309L || (_XOPEN_SOURCE - 0) >= 500 int fdatasync __P((int)); int fsync __P((int)); #endif /* * X/Open Portability Guide, all issues */ #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) int chroot __P((const char *)); int nice __P((int)); #endif /* * X/Open Portability Guide <= Issue 3 */ #if defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0) <= 3 int rename __P((const char *, const char *)) __RENAME(__posix_rename); #endif /* * X/Open Portability Guide >= Issue 4 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_XOPEN_SOURCE - 0) >= 4 __aconst char *crypt __P((const char *, const char *)); int encrypt __P((char *, int)); __aconst char *getpass __P((const char *)); pid_t getsid __P((pid_t)); #endif /* * X/Open Portability Guide >= Issue 4 Version 2 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ (_XOPEN_SOURCE - 0) >= 500 #define F_ULOCK 0 #define F_LOCK 1 #define F_TLOCK 2 #define F_TEST 3 char *brk __P((const char *)); int fchdir __P((int)); #if defined(_XOPEN_SOURCE) int fchown __P((int, uid_t, gid_t)) __RENAME(__posix_fchown); #else int fchown __P((int, uid_t, gid_t)); #endif int getdtablesize __P((void)); long gethostid __P((void)); int gethostname __P((char *, size_t)); __pure int getpagesize __P((void)); /* legacy */ #if defined(_XOPEN_SOURCE) int lchown __P((const char *, uid_t, gid_t)) __RENAME(__posix_lchown); #else int lchown __P((const char *, uid_t, gid_t)); #endif int lockf __P((int, int, off_t)); int readlink __P((const char *, char *, size_t)); char *sbrk __P((int)); /* XXX prototype wrong! */ int setpgrp __P((pid_t pid, pid_t pgrp)); /* obsoleted by setpgid() */ int setregid __P((gid_t, gid_t)); int setreuid __P((uid_t, uid_t)); void swab __P((const void *, void *, size_t)); int symlink __P((const char *, const char *)); void sync __P((void)); int truncate __P((const char *, off_t)); useconds_t ualarm __P((useconds_t, useconds_t)); int usleep __P((useconds_t)); #ifdef __LIBC12_SOURCE__ pid_t vfork __P((void)); pid_t __vfork14 __P((void)); #else pid_t vfork __P((void)) __RENAME(__vfork14); #endif #ifndef __AUDIT__ char *getwd __P((char *)); /* obsoleted by getcwd() */ #endif /* FIXME: this should go to ! */ #ifdef __STDC__ struct timeval; /* select(2) XXX */ #endif int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); #endif /* (!defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)) || ... */ /* * X/Open CAE Specification Issue 5 Version 2 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_XOPEN_SOURCE - 0) >= 500 ssize_t pread __P((int, void *, size_t, off_t)); ssize_t pwrite __P((int, const void *, size_t, off_t)); #endif /* * Implementation-defined extensions */ #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) int acct __P((const char *)); int des_cipher __P((const char *, char *, long, int)); int des_setkey __P((const char *key)); void endusershell __P((void)); int exect __P((const char *, char * const *, char * const *)); int getdomainname __P((char *, size_t)); int getgrouplist __P((const char *, gid_t, gid_t *, int *)); mode_t getmode __P((const void *, mode_t)); int getsubopt __P((char **, char * const *, char **)); __aconst char *getusershell __P((void)); int initgroups __P((const char *, gid_t)); int iruserok __P((u_int32_t, int, const char *, const char *)); int nfssvc __P((int, void *)); int profil __P((char *, size_t, u_long, u_int)); void psignal __P((unsigned int, const char *)); int rcmd __P((char **, int, const char *, const char *, const char *, int *)); int reboot __P((int, char *)); int revoke __P((const char *)); int rresvport __P((int *)); int ruserok __P((const char *, int, const char *, const char *)); int setdomainname __P((const char *, size_t)); int setegid __P((gid_t)); int seteuid __P((uid_t)); int setgroups __P((int, const gid_t *)); int sethostid __P((long)); int sethostname __P((const char *, size_t)); int setlogin __P((const char *)); void *setmode __P((const char *)); int setrgid __P((gid_t)); int setruid __P((uid_t)); void setusershell __P((void)); void strmode __P((mode_t, char *)); __aconst char *strsignal __P((int)); int swapctl __P((int, const void *, int)); int swapon __P((const char *)); /* obsoleted by swapctl() */ int syscall __P((int, ...)); quad_t __syscall __P((quad_t, ...)); int undelete __P((const char *)); int unwhiteout __P((const char *)); extern __const char *__const sys_siglist[]; extern int optreset; /* getopt(3) external variable */ extern char *suboptarg; /* getsubopt(3) external variable */ #endif __END_DECLS #endif /* !_UNISTD_H_ */