/* $OpenBSD: unistd.h,v 1.55 2005/11/21 18:16:36 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. 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 #ifdef __GNUG__ #define NULL __null #else #define NULL 0L #endif #endif __BEGIN_DECLS __dead void _exit(int); int access(const char *, int); unsigned int alarm(unsigned int); int chdir(const char *); int chown(const char *, uid_t, gid_t); int close(int); size_t confstr(int, char *, size_t) __attribute__((__bounded__(__string__,2,3))); char *cuserid(char *); int dup(int); int dup2(int, int); int execl(const char *, const char *, ...) __attribute__((sentinel)); int execle(const char *, const char *, ...) __attribute__((sentinel)); int execlp(const char *, const char *, ...) __attribute__((sentinel)); int execv(const char *, char * const *); int execve(const char *, char * const *, char * const *); int execvp(const char *, char * const *); pid_t fork(void); long fpathconf(int, int); char *getcwd(char *, size_t) __attribute__((__bounded__(__string__,1,2))) __attribute__((__bounded__(__minbytes__,1,1024))); gid_t getegid(void); uid_t geteuid(void); gid_t getgid(void); int getgroups(int, gid_t *); char *getlogin(void); int getlogin_r(char *, size_t) __attribute__((__bounded__(__string__,1,2))) __attribute__((__bounded__(__minbytes__,1,32))); pid_t getpgrp(void); pid_t getpid(void); pid_t getpgid(pid_t); pid_t getppid(void); pid_t getsid(pid_t); uid_t getuid(void); int isatty(int); int link(const char *, const char *); off_t lseek(int, off_t, int); long pathconf(const char *, int); int pause(void); int pipe(int *); ssize_t read(int, void *, size_t) __attribute__((__bounded__(__buffer__,2,3))); int rmdir(const char *); int setgid(gid_t); int setpgid(pid_t, pid_t); pid_t setsid(void); int setuid(uid_t); unsigned int sleep(unsigned int); long sysconf(int); pid_t tcgetpgrp(int); int tcsetpgrp(int, pid_t); char *ttyname(int); int ttyname_r(int, char *, size_t) __attribute__((__bounded__(__string__,2,3))); int unlink(const char *); ssize_t write(int, const void *, size_t) __attribute__((__bounded__(__buffer__,2,3))); #ifndef _POSIX_SOURCE /* structure timeval required for select() */ #include /* * X/Open CAE Specification Issue 5 Version 2 */ #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ (_XOPEN_VERSION - 0) >= 500 ssize_t pread(int, void *, size_t, off_t); ssize_t pwrite(int, const void *, size_t, off_t); #endif int acct(const char *); void *brk(void *); int chroot(const char *); #if !defined(_XOPEN_SOURCE) int closefrom(int); #endif char *crypt(const char *, const char *); int des_cipher(const char *, char *, int32_t, int); int des_setkey(const char *key); int encrypt(char *, int); void endusershell(void); int exect(const char *, char * const *, char * const *); int fchdir(int); int fchown(int, uid_t, gid_t); char *fflagstostr(u_int32_t); int fsync(int); int ftruncate(int, off_t); int getdomainname(char *, size_t) __attribute__ ((__bounded__(__string__,1,2))); int getdtablesize(void); int getgrouplist(const char *, gid_t, gid_t *, int *); long gethostid(void); int gethostname(char *, size_t) __attribute__ ((__bounded__(__string__,1,2))); mode_t getmode(const void *, mode_t); int getpagesize(void); int getresgid(gid_t *, gid_t *, gid_t *); int getresuid(uid_t *, uid_t *, uid_t *); char *getpass(const char *); char *getusershell(void); char *getwd(char *) __attribute__ ((__bounded__(__minbytes__,1,1024))); int initgroups(const char *, gid_t); int iruserok(u_int32_t, int, const char *, const char *); int iruserok_sa(const void *, int, int, const char *, const char *); int lchown(const char *, uid_t, gid_t); int nfssvc(int, void *); int nice(int); void psignal(unsigned int, const char *); extern __const char *__const sys_siglist[]; int profil(char *, size_t, unsigned long, unsigned int) __attribute__ ((__bounded__(__string__,1,2))); int rcmd(char **, int, const char *, const char *, const char *, int *); int rcmd_af(char **, int, const char *, const char *, const char *, int *, int); int rcmdsh(char **, int, const char *, const char *, const char *, char *); char *re_comp(const char *); int re_exec(const char *); int readlink(const char *, char *, size_t) __attribute__ ((__bounded__(__string__,2,3))); int reboot(int); int revoke(const char *); int rfork(int opts); int rresvport(int *); int rresvport_af(int *, int); int ruserok(const char *, int, const char *, const char *); int quotactl(const char *, int, int, char *); void *sbrk(int); #if !defined(_XOPEN_SOURCE) && !defined(_SELECT_DEFINED_) #define _SELECT_DEFINED_ int select(int, fd_set *, fd_set *, fd_set *, struct timeval *); #endif int setdomainname(const char *, size_t); int setegid(gid_t); int seteuid(uid_t); int setgroups(int, const gid_t *); int sethostid(long); int sethostname(const char *, size_t); int setkey(const char *); int setlogin(const char *); void *setmode(const char *); int setpgrp(pid_t pid, pid_t pgrp); /* obsoleted by setpgid() */ int setregid(gid_t, gid_t); int setresgid(gid_t, gid_t, gid_t); int setresuid(uid_t, uid_t, uid_t); int setreuid(uid_t, uid_t); int setrgid(gid_t); int setruid(uid_t); void setusershell(void); int strtofflags(char **, u_int32_t *, u_int32_t *); void swab(const void *, void *, size_t); int swapctl(int cmd, const void *arg, int misc); int symlink(const char *, const char *); void sync(void); int syscall(int, ...); int truncate(const char *, off_t); int ttyslot(void); unsigned int ualarm(unsigned int, unsigned int); int undelete(const char *); int usleep(useconds_t); void *valloc(size_t); /* obsoleted by malloc() */ pid_t vfork(void); int issetugid(void); #ifndef _GETOPT_DEFINED_ #define _GETOPT_DEFINED_ int getopt(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(char **, char * const *, char **); extern char *suboptarg; /* getsubopt(3) external variable */ #endif /* _GETOPT_DEFINED_ */ #endif /* !_POSIX_SOURCE */ #if (!defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) && \ !defined(_XOPEN_SOURCE)) || \ (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE_EXTENDED - 0 == 1) #define F_ULOCK 0 #define F_LOCK 1 #define F_TLOCK 2 #define F_TEST 3 int lockf(int, int, off_t); #endif /* (!defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)) || ... */ __END_DECLS #endif /* !_UNISTD_H_ */