unistd.h revision 1.4
1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * 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 5.13 (Berkeley) 6/17/91 34 */ 35 36 #ifndef _UNISTD_H_ 37 #define _UNISTD_H_ 38 39 #include <sys/cdefs.h> 40 #include <sys/types.h> 41 #include <sys/unistd.h> 42 43 #define STDIN_FILENO 0 /* standard input file descriptor */ 44 #define STDOUT_FILENO 1 /* standard output file descriptor */ 45 #define STDERR_FILENO 2 /* standard error file descriptor */ 46 47 #ifndef NULL 48 #define NULL 0 /* null pointer constant */ 49 #endif 50 51 typedef int ssize_t; /* count of bytes or error indication */ 52 53 __BEGIN_DECLS 54 void _exit __P((int)); 55 int access __P((const char *, int)); 56 u_int alarm __P((u_int)); 57 int chdir __P((const char *)); 58 int chown __P((const char *, uid_t, gid_t)); 59 int close __P((int)); 60 char *cuserid __P((char *)); 61 int dup __P((int)); 62 int dup2 __P((int, int)); 63 int execl __P((const char *, const char *, ...)); 64 int execle __P((const char *, const char *, ...)); 65 int execlp __P((const char *, const char *, ...)); 66 int execv __P((const char *, char * const *)); 67 int execve __P((const char *, char * const *, char * const *)); 68 int execvp __P((const char *, char * const *)); 69 pid_t fork __P((void)); 70 long fpathconf __P((int, int)); /* not yet */ 71 char *getcwd __P((char *, size_t)); 72 gid_t getegid __P((void)); 73 uid_t geteuid __P((void)); 74 gid_t getgid __P((void)); 75 int getgroups __P((int, int *)); /* XXX (gid_t *) */ 76 char *getlogin __P((void)); 77 pid_t getpgrp __P((void)); 78 pid_t getpid __P((void)); 79 pid_t getppid __P((void)); 80 uid_t getuid __P((void)); 81 int isatty __P((int)); 82 int link __P((const char *, const char *)); 83 off_t lseek __P((int, off_t, int)); 84 long pathconf __P((const char *, int)); /* not yet */ 85 int pause __P((void)); 86 int pipe __P((int *)); 87 ssize_t read __P((int, void *, size_t)); 88 int rmdir __P((const char *)); 89 int setgid __P((gid_t)); 90 int setpgid __P((pid_t, pid_t)); 91 pid_t setsid __P((void)); 92 int setuid __P((uid_t)); 93 u_int sleep __P((u_int)); 94 long sysconf __P((int)); /* not yet */ 95 pid_t tcgetpgrp __P((int)); 96 int tcsetpgrp __P((int, pid_t)); 97 char *ttyname __P((int)); 98 int unlink __P((const char *)); 99 ssize_t write __P((int, const void *, size_t)); 100 101 #ifndef _POSIX_SOURCE 102 103 /* structure timeval required for select() */ 104 #include <sys/time.h> 105 106 int acct __P((const char *)); 107 int async_daemon __P((void)); 108 char *brk __P((const char *)); 109 int chflags __P((const char *, long)); 110 int chroot __P((const char *)); 111 char *crypt __P((const char *, const char *)); 112 int des_cipher __P((const char *, char *, long, int)); 113 int des_setkey __P((const char *key)); 114 int encrypt __P((char *, int)); 115 void endusershell __P((void)); 116 int exect __P((const char *, char * const *, char * const *)); 117 int fchdir __P((int)); 118 int fchflags __P((int, long)); 119 int fchown __P((int, int, int)); 120 int fsync __P((int)); 121 int ftruncate __P((int, off_t)); 122 int getdtablesize __P((void)); 123 long gethostid __P((void)); 124 int gethostname __P((char *, int)); 125 mode_t getmode __P((const void *, mode_t)); 126 int getpagesize __P((void)); 127 char *getpass __P((const char *)); 128 char *getusershell __P((void)); 129 char *getwd __P((char *)); /* obsoleted by getcwd() */ 130 int initgroups __P((const char *, int)); 131 int mknod __P((const char *, mode_t, dev_t)); 132 int mkstemp __P((char *)); 133 char *mktemp __P((char *)); 134 int nfssvc __P((int)); 135 int nice __P((int)); 136 void psignal __P((u_int, const char *)); 137 extern char *sys_siglist[]; 138 int profil __P((char *, int, int, int)); 139 int rcmd __P((char **, int, const char *, 140 const char *, const char *, int *)); 141 char *re_comp __P((const char *)); 142 int re_exec __P((const char *)); 143 int readlink __P((const char *, char *, int)); 144 int reboot __P((int)); 145 int revoke __P((const char *)); 146 int rresvport __P((int *)); 147 int ruserok __P((const char *, int, const char *, const char *)); 148 char *sbrk __P((int)); 149 int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 150 int setegid __P((gid_t)); 151 int seteuid __P((uid_t)); 152 int setgroups __P((int, const int *)); 153 void sethostid __P((long)); 154 int sethostname __P((const char *, int)); 155 int setkey __P((const char *)); 156 int setlogin __P((const char *)); 157 void *setmode __P((const char *)); 158 int setpgrp __P((pid_t pid, pid_t pgrp)); /* obsoleted by setpgid() */ 159 int setregid __P((int, int)); 160 int setreuid __P((int, int)); 161 int setrgid __P((gid_t)); 162 int setruid __P((uid_t)); 163 void setusershell __P((void)); 164 int swapon __P((const char *)); 165 int symlink __P((const char *, const char *)); 166 void sync __P((void)); 167 int syscall __P((int, ...)); 168 int truncate __P((const char *, off_t)); 169 int ttyslot __P((void)); 170 u_int ualarm __P((u_int, u_int)); 171 void usleep __P((u_int)); 172 void *valloc __P((size_t)); /* obsoleted by malloc() */ 173 int vfork __P((void)); 174 175 #endif /* !_POSIX_SOURCE */ 176 __END_DECLS 177 178 #endif /* !_UNISTD_H_ */ 179
Indexes created Fri Sep 26 20:09:58 GMT 2025