include/unistd.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*-
  24  * Copyright (c) 1998-1999 Apple Computer, Inc. All Rights Reserved
  25  * Copyright (c) 1991, 1993, 1994
  26  *      The Regents of the University of California.  All rights reserved.
  27  *
  28  * Redistribution and use in source and binary forms, with or without
  29  * modification, are permitted provided that the following conditions
  30  * are met:
  31  * 1. Redistributions of source code must retain the above copyright
  32  *    notice, this list of conditions and the following disclaimer.
  33  * 2. Redistributions in binary form must reproduce the above copyright
  34  *    notice, this list of conditions and the following disclaimer in the
  35  *    documentation and/or other materials provided with the distribution.
  36  * 3. All advertising materials mentioning features or use of this software
  37  *    must display the following acknowledgement:
  38  *      This product includes software developed by the University of
  39  *      California, Berkeley and its contributors.
  40  * 4. Neither the name of the University nor the names of its contributors
  41  *    may be used to endorse or promote products derived from this software
  42  *    without specific prior written permission.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  45  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  46  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  48  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  *
  56  *      @(#)unistd.h    8.12 (Berkeley) 4/27/95
  57  *
  58  *  Copyright (c)  1998 Apple Compter, Inc.
  59  *  All Rights Reserved
  60  */
  61
  62 /* History:
  63         7/14/99 EKN at Apple fixed getdirentriesattr from getdirentryattr
  64         3/26/98 CHW at Apple added real interface to searchfs call
  65         3/5/98  CHW at Apple added hfs semantic system calls headers
  66 */
  67
  68 #ifndef _UNISTD_H_
  69 #define _UNISTD_H_
  70
  71 #include <sys/cdefs.h>
  72 #include <sys/types.h>
  73 #include <sys/unistd.h>
  74
  75 #define  STDIN_FILENO   0       /* standard input file descriptor */
  76 #define STDOUT_FILENO   1       /* standard output file descriptor */
  77 #define STDERR_FILENO   2       /* standard error file descriptor */
  78
  79 #ifndef NULL
  80 #define NULL            0       /* null pointer constant */
  81 #endif
  82
  83 #define _POSIX_THREADS          /* We support pthreads */
  84
  85 #ifndef _POSIX_SOURCE
  86 #define F_ULOCK         0      /* unlock locked section */
  87 #define F_LOCK          1      /* lock a section for exclusive use */
  88 #define F_TLOCK         2      /* test and lock a section for exclusive use */
  89 #define F_TEST          3      /* test a section for locks by other procs */
  90 #endif
  91
  92 /* configurable system variables */
  93 #define _SC_ARG_MAX              1
  94 #define _SC_CHILD_MAX            2
  95 #define _SC_CLK_TCK              3
  96 #define _SC_NGROUPS_MAX          4
  97 #define _SC_OPEN_MAX             5
  98 #define _SC_JOB_CONTROL          6
  99 #define _SC_SAVED_IDS            7
 100 #define _SC_VERSION              8
 101 #define _SC_BC_BASE_MAX          9
 102 #define _SC_BC_DIM_MAX          10
 103 #define _SC_BC_SCALE_MAX        11
 104 #define _SC_BC_STRING_MAX       12
 105 #define _SC_COLL_WEIGHTS_MAX    13
 106 #define _SC_EXPR_NEST_MAX       14
 107 #define _SC_LINE_MAX            15
 108 #define _SC_RE_DUP_MAX          16
 109 #define _SC_2_VERSION           17
 110 #define _SC_2_C_BIND            18
 111 #define _SC_2_C_DEV             19
 112 #define _SC_2_CHAR_TERM         20
 113 #define _SC_2_FORT_DEV          21
 114 #define _SC_2_FORT_RUN          22
 115 #define _SC_2_LOCALEDEF         23
 116 #define _SC_2_SW_DEV            24
 117 #define _SC_2_UPE               25
 118 #define _SC_STREAM_MAX          26
 119 #define _SC_TZNAME_MAX          27
 120 /* POSIX.1B sysconf options for async IO*/
 121 #define _SC_ASYNCHRONOUS_IO     28
 122 #define _SC_PAGESIZE            29
 123 #define _SC_AIO_LISTIO_MAX      42
 124 #define _SC_AIO_MAX             43
 125 #define _SC_AIO_PRIO_DELTA_MAX  44
 126
 127 __BEGIN_DECLS
 128
 129 void     _Exit(int) __dead2;
 130 void     _exit(int) __dead2;
 131 int      access(const char *, int);
 132 unsigned int alarm(unsigned int);
 133 int      chdir(const char *);
 134 int      chown(const char *, uid_t, gid_t);
 135 int      close(int);
 136 size_t   confstr(int, char *, size_t);
 137 int      dup(int);
 138 int      dup2(int, int);
 139 int      execl(const char *, const char *, ...);
 140 int      execle(const char *, const char *, ...);
 141 int      execlp(const char *, const char *, ...);
 142 int      execv(const char *, char * const *);
 143 int      execve(const char *, char * const *, char * const *);
 144 int      execvp(const char *, char * const *);
 145 pid_t    fork(void);
 146 long     fpathconf(int, int);
 147 char    *getcwd(char *, size_t);
 148 int      getdomainname(char *, int);
 149 gid_t    getegid(void);
 150 uid_t    geteuid(void);
 151 gid_t    getgid(void);
 152 int      getgroups(int, gid_t []);
 153 char    *getlogin(void);
 154 int      getlogin_r(char *, int);
 155 pid_t    getpgrp(void);
 156 pid_t    getpid(void);
 157 pid_t    getppid(void);
 158 uid_t    getuid(void);
 159 int      isatty(int);
 160 int      link(const char *, const char *);
 161 off_t    lseek(int, off_t, int);
 162 long     pathconf(const char *, int);
 163 int      pause(void);
 164 int      pipe(int *);
 165 ssize_t  read(int, void *, size_t);
 166 int      rmdir(const char *);
 167 int      setdomainname(const char *, int);
 168 int      setgid(gid_t);
 169 int      setpgid(pid_t, pid_t);
 170 pid_t    setsid(void);
 171 int      setuid(uid_t);
 172 unsigned int     sleep(unsigned int);
 173 long     sysconf(int);
 174 pid_t    tcgetpgrp(int);
 175 int      tcsetpgrp(int, pid_t);
 176 char    *ttyname(int);
 177 char    *ttyname_r(int, char *, size_t);
 178 int      unlink(const char *);
 179 ssize_t  write(int, const void *, size_t);
 180
 181 extern char *optarg;                    /* getopt(3) external variables */
 182 extern int optind, opterr, optopt, optreset;
 183 int      getopt(int, char * const [], const char *);
 184
 185 #ifndef _POSIX_SOURCE
 186 #ifdef  __STDC__
 187 struct timespec;                        /* pselect(3) */
 188 struct timeval;                         /* select(2) */
 189 #endif
 190 int      acct(const char *);
 191 int      async_daemon(void);
 192 char    *brk(const char *);
 193 int      chroot(const char *);
 194 char    *crypt(const char *, const char *);
 195 int      des_cipher(const char *, char *, long, int);
 196 int      des_setkey(const char *key);
 197 int      encrypt(char *, int);
 198 void     endusershell(void);
 199 int      fchdir(int);
 200 int      fchown(int, int, int);
 201 char    *fflagstostr(u_long);
 202 int      fsync(int);
 203 int      ftruncate(int, off_t);
 204 int      getdtablesize(void);
 205 int      getgrouplist(const char *, int, int *, int *);
 206 long     gethostid(void);
 207 int      gethostname(char *, int);
 208 mode_t   getmode(const void *, mode_t);
 209 int      getpagesize(void) __pure2;
 210 char    *getpass(const char *);
 211 int      getpgid(pid_t _pid);
 212 int      getsid(pid_t _pid);
 213 char    *getusershell(void);
 214 char    *getwd(char *);                 /* obsoleted by getcwd() */
 215 int      lockf(int, int, off_t);
 216 int      initgroups(const char *, int);
 217 int      iruserok(unsigned long, int, const char *, const char *);
 218 int      issetugid(void);
 219 char    *mkdtemp(char *);
 220 int      mknod(const char *, mode_t, dev_t);
 221 int      mkstemp(char *);
 222 int      mkstemps(char *, int);
 223 char    *mktemp(char *);
 224 int      nfssvc(int, void *);
 225 int      nice(int);
 226 ssize_t  pread(int, void *, size_t, off_t);
 227 #if 0
 228 void     psignal(unsigned int, const char *);
 229 extern __const char *__const sys_siglist[];
 230 #else
 231 #include <signal.h>
 232 #endif
 233 int      profil(char *, int, int, int);
 234 #ifndef __MWERKS__
 235 int      pselect(int, fd_set *, fd_set *, fd_set *,
 236             const struct timespec *, const sigset_t *);
 237 #endif /* ! __MWERKS__ */
 238 ssize_t  pwrite(int, const void *, size_t, off_t);
 239 int      rcmd(char **, int, const char *, const char *, const char *, int *);
 240 int      readlink(const char *, char *, int);
 241 int      reboot(int);
 242 int      revoke(const char *);
 243 int      rresvport(int *);
 244 int      rresvport_af(int *, int);
 245 int      ruserok(const char *, int, const char *, const char *);
 246 char    *sbrk(int);
 247 int      select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
 248 int      setegid(gid_t);
 249 int      seteuid(uid_t);
 250 int      setgroups(int, const gid_t *);
 251 void     sethostid(long);
 252 int      sethostname(const char *, int);
 253 int      setkey(const char *);
 254 int      setlogin(const char *);
 255 void    *setmode(const char *);
 256 int      setpgrp(pid_t pid, pid_t pgrp);        /* obsoleted by setpgid() */
 257 int      setregid(gid_t, gid_t);
 258 int      setreuid(uid_t, uid_t);
 259 int      setrgid(gid_t);
 260 int      setruid(uid_t);
 261 void     setusershell(void);
 262 int      strtofflags(char **, u_long *, u_long *);
 263 int      swapon(const char *);
 264 int      symlink(const char *, const char *);
 265 void     sync(void);
 266 int      syscall(int, ...);
 267 int      truncate(const char *, off_t);
 268 int      ttyslot(void);
 269 unsigned int     ualarm(unsigned int, unsigned int);
 270 int      undelete(const char *);
 271 int      unwhiteout(const char *);
 272 int      usleep(unsigned int);
 273 void    *valloc(size_t);
 274 pid_t    vfork(void);
 275
 276 extern char *suboptarg;                 /* getsubopt(3) external variable */
 277 int      getsubopt(char **, char * const *, char **);
 278
 279 /*  HFS & HFS Plus semantics system calls go here */
 280 int     getattrlist(const char*,void*,void*,size_t,unsigned long);
 281 int     setattrlist(const char*,void*,void*,size_t,unsigned long);
 282 int exchangedata(const char*,const char*,unsigned long);
 283 int     checkuseraccess(const char*,uid_t,gid_t*,int,int,unsigned long);
 284 int     getdirentriesattr(int,void*,void*,size_t,unsigned long*,unsigned long*,unsigned long*,unsigned long);
 285 int     searchfs(const char*,void*,void*,unsigned long,unsigned long,void*);
 286
 287 int fsctl(const char *,unsigned long,void*,unsigned long);
 288
 289
 290 #endif /* !_POSIX_SOURCE */
 291 __END_DECLS
 292
 293 #endif /* !_UNISTD_H_ */