/* $OpenBSD: unistd.h,v 1.7 1996/08/22 20:36:59 millert Exp $ */ /* $NetBSD: unistd.h,v 1.26.4.1 1996/05/28 02:31:51 mrg Exp $ */ /*- * Copyright (c) 1991 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 5.13 (Berkeley) 6/17/91 */ #ifndef _UNISTD_H_ #define _UNISTD_H_ #include #include #include #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 alarm __P((unsigned)); int chdir __P((const char *)); int chown __P((const char *, uid_t, gid_t)); int close __P((int)); size_t confstr __P((int, char *, size_t)); char *cuserid __P((char *)); 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)); /* not yet */ 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 *)); 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)); /* not yet */ 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 sleep __P((unsigned)); long sysconf __P((int)); /* not yet */ pid_t tcgetpgrp __P((int)); int tcsetpgrp __P((int, pid_t)); char *ttyname __P((int)); int unlink __P((const char *)); ssize_t write __P((int, const void *, size_t)); #ifndef _POSIX_SOURCE /* structure timeval required for select() */ #include int acct __P((const char *)); char *brk __P((const char *)); int chroot __P((const char *)); char *crypt __P((const char *, const char *)); int des_cipher __P((const char *, char *, long, int)); int des_setkey __P((const char *key)); int encrypt __P((char *, int)); void endusershell __P((void)); int exect __P((const char *, char * const *, char * const *)); int fchdir __P((int)); int fchown __P((int, uid_t, gid_t)); int fsync __P((int)); int ftruncate __P((int, off_t)); int getdomainname __P((char *, int)); int getdtablesize __P((void)); long gethostid __P((void)); int gethostname __P((char *, int)); mode_t getmode __P((const void *, mode_t)); int getpagesize __P((void)); char *getpass __P((const char *)); char *getusershell __P((void)); char *getwd __P((char *)); /* obsoleted by getcwd() */ int initgroups __P((const char *, gid_t)); int iruserok __P((u_int32_t, int, const char *, const char *)); int mknod __P((const char *, mode_t, dev_t)); int mkstemp __P((char *)); char *mktemp __P((char *)); int nfssvc __P((int, void *)); int nice __P((int)); void psignal __P((unsigned int, const char *)); extern __const char *__const sys_siglist[]; int profil __P((char *, size_t, u_long, u_int)); int rcmd __P((char **, int, const char *, const char *, const char *, int *)); int rcmdsh __P((char **, int, const char *, const char *, const char *, char *)); char *re_comp __P((const char *)); int re_exec __P((const char *)); int readlink __P((const char *, char *, int)); int reboot __P((int)); int revoke __P((const char *)); int rfork __P((int opts)); int rresvport __P((int *)); int ruserok __P((const char *, int, const char *, const char *)); char *sbrk __P((int)); int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); int setdomainname __P((const char *, int)); 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 *, int)); int setkey __P((const char *)); int setlogin __P((const char *)); void *setmode __P((const char *)); int setpgrp __P((pid_t pid, pid_t pgrp)); /* obsoleted by setpgid() */ int setregid __P((int, int)); int setreuid __P((int, int)); int setrgid __P((gid_t)); int setruid __P((uid_t)); void setusershell __P((void)); int swapon __P((const char *)); int symlink __P((const char *, const char *)); void sync __P((void)); int syscall __P((int, ...)); int truncate __P((const char *, off_t)); int ttyslot __P((void)); u_int ualarm __P((u_int, u_int)); int undelete __P((const char *)); void usleep __P((u_int)); void *valloc __P((size_t)); /* obsoleted by malloc() */ pid_t vfork __P((void)); int getopt __P((int, char * const *, const char *)); extern char *optarg; /* getopt(3) external variables */ extern int opterr; extern int optind; extern int optopt; extern int optreset; int getsubopt __P((char **, char * const *, char **)); extern char *suboptarg; /* getsubopt(3) external variable */ #endif /* !_POSIX_SOURCE */ __END_DECLS #endif /* !_UNISTD_H_ */