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	8.10.4 (2.11BSD) 1999/5/25
  34:  */
  35: 
  36: /*
  37:  * Modified for 2.11BSD by removing prototypes.  To save time and space
  38:  * functions not returning 'int' and functions not present in the system
  39:  * are not listed.
  40: */
  41: 
  42: #ifndef _UNISTD_H_
  43: #define _UNISTD_H_
  44: 
  45: #include <sys/types.h>
  46: /* #include <sys/unistd.h> */
  47: 
  48: #define  STDIN_FILENO   0   /* standard input file descriptor */
  49: #define STDOUT_FILENO   1   /* standard output file descriptor */
  50: #define STDERR_FILENO   2   /* standard error file descriptor */
  51: 
  52: #ifndef NULL
  53: #define NULL        0   /* null pointer constant */
  54: #endif
  55: 
  56: void     _exit();
  57: int  access();
  58: unsigned int     alarm();
  59: pid_t    fork();
  60: gid_t    getegid();
  61: uid_t    geteuid();
  62: gid_t    getgid();
  63: char    *getlogin();
  64: pid_t    getpgrp();
  65: pid_t    getpid();
  66: pid_t    getppid();
  67: uid_t    getuid();
  68: off_t    lseek();
  69: ssize_t  read();
  70: unsigned int     sleep();
  71: char    *ttyname();
  72: ssize_t  write();
  73: 
  74: char    *brk();
  75: char    *crypt();
  76: void     endusershell();
  77: long     gethostid();
  78: char    *getpass();
  79: char    *getusershell();
  80: char    *getwd();
  81: char    *mktemp();
  82: void     psignal();
  83: extern  char    *sys_siglist[];
  84: char    *re_comp();
  85: char    *sbrk();
  86: int  sethostid();
  87: void     setusershell();
  88: void     sync();
  89: unsigned int     ualarm();
  90: void     usleep();
  91: pid_t    vfork();
  92: 
  93: extern  char    *optarg;        /* getopt(3) external variables */
  94: extern  int opterr, optind, optopt;
  95: 
  96: #endif /* !_UNISTD_H_ */

Defined macros

NULL defined in line 53; used 377 times
STDERR_FILENO defined in line 50; used 1 times
STDIN_FILENO defined in line 48; never used
STDOUT_FILENO defined in line 49; used 2 times
_UNISTD_H_ defined in line 43; used 1 times
  • in line 42

Usage of this include

unistd.h used 69 times
Last modified: 1999-05-26
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