1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)unistd.h 8.12 (Berkeley) 4/27/95 34 * $FreeBSD: src/include/unistd.h,v 1.35.2.10 2002/04/15 12:52:28 nectar Exp $ 35 * $DragonFly: src/include/unistd.h,v 1.24 2008/06/05 17:53:10 swildner Exp $ 36 */ 37 38 #ifndef _UNISTD_H_ 39 #define _UNISTD_H_ 40 41 #include <sys/cdefs.h> 42 #include <sys/types.h> 43 #include <sys/unistd.h> 44 #include <sys/_null.h> 45 46 #define STDIN_FILENO 0 /* standard input file descriptor */ 47 #define STDOUT_FILENO 1 /* standard output file descriptor */ 48 #define STDERR_FILENO 2 /* standard error file descriptor */ 49 50 #ifndef _POSIX_SOURCE 51 #define F_ULOCK 0 /* unlock locked section */ 52 #define F_LOCK 1 /* lock a section for exclusive use */ 53 #define F_TLOCK 2 /* test and lock a section for exclusive use */ 54 #define F_TEST 3 /* test a section for locks by other procs */ 55 #endif 56 57 struct iovec; 58 59 __BEGIN_DECLS 60 void _exit(int) __dead2; 61 int access(const char *, int); 62 unsigned int alarm(unsigned int); 63 int chdir(const char *); 64 int chown(const char *, uid_t, gid_t); 65 int close(int); 66 int dup(int); 67 int dup2(int, int); 68 int execl(const char *, const char *, ...); 69 int execle(const char *, const char *, ...); 70 int execlp(const char *, const char *, ...); 71 int execv(const char *, char * const *); 72 int execve(const char *, char * const *, char * const *); 73 int execvp(const char *, char * const *); 74 pid_t fork(void); 75 long fpathconf(int, int); 76 char *getcwd(char *, size_t); 77 gid_t getegid(void); 78 uid_t geteuid(void); 79 gid_t getgid(void); 80 int getgroups(int, gid_t []); 81 char *getlogin(void); 82 pid_t getpgrp(void); 83 pid_t getpid(void); 84 pid_t getppid(void); 85 uid_t getuid(void); 86 int isatty(int); 87 int link(const char *, const char *); 88 #ifndef _LSEEK_DECLARED 89 #define _LSEEK_DECLARED 90 off_t lseek(int, off_t, int); 91 #endif 92 long pathconf(const char *, int); 93 int pause(void); 94 int pipe(int *); 95 ssize_t read(int, void *, size_t); 96 int rmdir(const char *); 97 int setgid(gid_t); 98 int setpgid(pid_t, pid_t); 99 void setproctitle(const char *, ...) __printf0like(1, 2); 100 pid_t setsid(void); 101 int setuid(uid_t); 102 unsigned int sleep(unsigned int); 103 long sysconf(int); 104 pid_t tcgetpgrp(int); 105 int tcsetpgrp(int, pid_t); 106 char *ttyname(int); 107 char *ttyname_r(int, char *, size_t); 108 int unlink(const char *); 109 ssize_t write(int, const void *, size_t); 110 111 extern char *optarg; /* getopt(3) external variables */ 112 extern int optind, opterr, optopt; 113 int getopt(int, char * const [], const char *); 114 115 #ifndef _POSIX_SOURCE 116 int acct(const char *); 117 int async_daemon (void); 118 int brk(const void *); 119 int chroot(const char *); 120 int closefrom(int); 121 size_t confstr(int, char *, size_t); 122 char *crypt(const char *, const char *); 123 const char *crypt_get_format(void); 124 int crypt_set_format(const char *); 125 void endusershell(void); 126 int exect(const char *, char * const *, char * const *); 127 void extexit(int, int, void *); 128 int fchdir(int); 129 int fchown(int, uid_t, gid_t); 130 char *fflagstostr(u_long); 131 int fsync(int); 132 #ifndef _FTRUNCATE_DECLARED 133 #define _FTRUNCATE_DECLARED 134 int ftruncate(int, off_t); 135 #endif 136 int getdomainname(char *, int); 137 int getdtablesize(void); 138 int getgrouplist(const char *, gid_t, gid_t *, int *); 139 long gethostid(void); 140 int gethostname(char *, int); 141 int getlogin_r(char *, int); 142 mode_t getmode(const void *, mode_t); 143 int getpagesize(void) __pure2; 144 char *getpass(const char *); 145 int getpeereid(int, uid_t *, gid_t *); 146 int getpgid(pid_t _pid); 147 int getresgid(gid_t *, gid_t *, gid_t *); 148 int getresuid(uid_t *, uid_t *, uid_t *); 149 int getsid(pid_t _pid); 150 char *getusershell(void); 151 char *getwd(char *); /* obsoleted by getcwd() */ 152 int initgroups(const char *, int); 153 int iruserok(unsigned long, int, const char *, const char *); 154 int iruserok_sa(const void *, int, int, const char *, const char *); 155 int issetugid(void); 156 int lchown(const char *, uid_t, gid_t); 157 int lockf(int, int, off_t); 158 int lwp_create(struct lwp_params *); 159 lwpid_t lwp_gettid(void); 160 char *mkdtemp(char *); 161 int mknod(const char *, mode_t, dev_t); 162 int mkstemp(char *); 163 int mkstemps(char *, int); 164 char *mktemp(char *); 165 int nfssvc(int, void *); 166 int nice(int); 167 ssize_t pread(int, void *, size_t, off_t); 168 ssize_t extpread(int, void *, size_t, int, off_t); 169 ssize_t extpreadv(int, const struct iovec *, u_int, int, off_t); 170 int profil(char *, size_t, vm_offset_t, int); 171 ssize_t pwrite(int, const void *, size_t, off_t); 172 ssize_t extpwrite(int, const void *, size_t, int, off_t); 173 ssize_t extpwritev(int, const struct iovec *, u_int, int, off_t); 174 int rcmd(char **, int, const char *, const char *, const char *, int *); 175 int rcmd_af(char **, int, const char *, const char *, const char *, int *, 176 int); 177 int rcmdsh(char **, int, const char *, const char *, const char *, 178 const char *); 179 char *re_comp(const char *); 180 int re_exec(const char *); 181 int readlink(const char *, char *, int); 182 int reboot(int); 183 int revoke(const char *); 184 pid_t rfork(int); 185 pid_t rfork_thread(int, void *, int (*) (void *), void *); 186 int rresvport(int *); 187 int rresvport_af(int *, int); 188 int ruserok(const char *, int, const char *, const char *); 189 void *sbrk(intptr_t); 190 int setdomainname(const char *, int); 191 int setegid(gid_t); 192 int seteuid(uid_t); 193 int setgroups(int, const gid_t *); 194 void sethostid(long); 195 int sethostname(const char *, int); 196 int setlogin(const char *); 197 void *setmode(const char *); 198 int setpgrp(pid_t _pid, pid_t _pgrp); /* obsoleted by setpgid() */ 199 int setregid(gid_t, gid_t); 200 int setresgid(gid_t, gid_t, gid_t); 201 int setresuid(uid_t, uid_t, uid_t); 202 int setreuid(uid_t, uid_t); 203 int setrgid(gid_t); 204 int setruid(uid_t); 205 void setusershell(void); 206 int strtofflags(char **, u_long *, u_long *); 207 int swapon(const char *); 208 int symlink(const char *, const char *); 209 void sync(void); 210 int syscall(int, ...); 211 off_t __syscall(quad_t, ...); 212 #ifndef _TRUNCATE_DECLARED 213 #define _TRUNCATE_DECLARED 214 int truncate(const char *, off_t); 215 #endif 216 int ttyslot(void); 217 unsigned int ualarm(unsigned int, unsigned int); 218 int umtx_sleep(volatile const int *, int , int); 219 int umtx_wakeup(volatile const int *, int); 220 int undelete(const char *); 221 int unwhiteout(const char *); 222 int usleep(unsigned int); 223 void *valloc(size_t); /* obsoleted by malloc() */ 224 pid_t vfork(void); 225 int varsym_set(int, const char *, const char *); 226 int varsym_get(int, const char *, char *, int); 227 int varsym_list(int, char *, int, int *); 228 229 extern char *suboptarg; /* getsubopt(3) external variable */ 230 int getsubopt(char **, char * const *, char **); 231 #endif /* !_POSIX_SOURCE */ 232 extern int optreset; /* getopt(3) external variable */ 233 __END_DECLS 234 235 /* BSD compatibility for certain function declarations */ 236 #ifdef __BSD_VISIBLE 237 #include <sys/select.h> 238 #endif 239 240 #endif /* !_UNISTD_H_ */ 241