1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)unistd.h 8.12 (Berkeley) 04/27/95 8 */ 9 10 #ifndef _UNISTD_H_ 11 #define _UNISTD_H_ 12 13 #include <sys/cdefs.h> 14 #include <sys/types.h> 15 #include <sys/unistd.h> 16 17 #define STDIN_FILENO 0 /* standard input file descriptor */ 18 #define STDOUT_FILENO 1 /* standard output file descriptor */ 19 #define STDERR_FILENO 2 /* standard error file descriptor */ 20 21 #ifndef NULL 22 #define NULL 0 /* null pointer constant */ 23 #endif 24 25 __BEGIN_DECLS 26 __dead void 27 _exit __P((int)); 28 int access __P((const char *, int)); 29 unsigned int alarm __P((unsigned int)); 30 int chdir __P((const char *)); 31 int chown __P((const char *, uid_t, gid_t)); 32 int close __P((int)); 33 size_t confstr __P((int, char *, size_t)); 34 int dup __P((int)); 35 int dup2 __P((int, int)); 36 int execl __P((const char *, const char *, ...)); 37 int execle __P((const char *, const char *, ...)); 38 int execlp __P((const char *, const char *, ...)); 39 int execv __P((const char *, char * const *)); 40 int execve __P((const char *, char * const *, char * const *)); 41 int execvp __P((const char *, char * const *)); 42 pid_t fork __P((void)); 43 long fpathconf __P((int, int)); 44 char *getcwd __P((char *, size_t)); 45 gid_t getegid __P((void)); 46 uid_t geteuid __P((void)); 47 gid_t getgid __P((void)); 48 int getgroups __P((int, gid_t [])); 49 char *getlogin __P((void)); 50 pid_t getpgrp __P((void)); 51 pid_t getpid __P((void)); 52 pid_t getppid __P((void)); 53 uid_t getuid __P((void)); 54 int isatty __P((int)); 55 int link __P((const char *, const char *)); 56 off_t lseek __P((int, off_t, int)); 57 long pathconf __P((const char *, int)); 58 int pause __P((void)); 59 int pipe __P((int *)); 60 ssize_t read __P((int, void *, size_t)); 61 int rmdir __P((const char *)); 62 int setgid __P((gid_t)); 63 int setpgid __P((pid_t, pid_t)); 64 pid_t setsid __P((void)); 65 int setuid __P((uid_t)); 66 unsigned int sleep __P((unsigned int)); 67 long sysconf __P((int)); 68 pid_t tcgetpgrp __P((int)); 69 int tcsetpgrp __P((int, pid_t)); 70 char *ttyname __P((int)); 71 int unlink __P((const char *)); 72 ssize_t write __P((int, const void *, size_t)); 73 74 extern char *optarg; /* getopt(3) external variables */ 75 extern int optind, opterr, optopt; 76 int getopt __P((int, char * const [], const char *)); 77 78 #ifndef _POSIX_SOURCE 79 #ifdef __STDC__ 80 struct timeval; /* select(2) */ 81 #endif 82 int acct __P((const char *)); 83 int async_daemon __P((void)); 84 char *brk __P((const char *)); 85 int chroot __P((const char *)); 86 char *crypt __P((const char *, const char *)); 87 int des_cipher __P((const char *, char *, long, int)); 88 int des_setkey __P((const char *key)); 89 int encrypt __P((char *, int)); 90 void endusershell __P((void)); 91 int exect __P((const char *, char * const *, char * const *)); 92 int fchdir __P((int)); 93 int fchown __P((int, int, int)); 94 int fsync __P((int)); 95 int ftruncate __P((int, off_t)); 96 int getdtablesize __P((void)); 97 long gethostid __P((void)); 98 int gethostname __P((char *, int)); 99 mode_t getmode __P((const void *, mode_t)); 100 __pure int 101 getpagesize __P((void)); 102 char *getpass __P((const char *)); 103 char *getusershell __P((void)); 104 char *getwd __P((char *)); /* obsoleted by getcwd() */ 105 int initgroups __P((const char *, int)); 106 int iruserok __P((unsigned long, int, const char *, const char *)); 107 int mknod __P((const char *, mode_t, dev_t)); 108 int mkstemp __P((char *)); 109 char *mktemp __P((char *)); 110 int nfssvc __P((int, void *)); 111 int nice __P((int)); 112 void psignal __P((unsigned int, const char *)); 113 extern __const char *__const sys_siglist[]; 114 int profil __P((char *, int, int, int)); 115 int rcmd __P((char **, int, const char *, 116 const char *, const char *, int *)); 117 char *re_comp __P((const char *)); 118 int re_exec __P((const char *)); 119 int readlink __P((const char *, char *, int)); 120 int reboot __P((int)); 121 int revoke __P((const char *)); 122 int rresvport __P((int *)); 123 int ruserok __P((const char *, int, const char *, const char *)); 124 char *sbrk __P((int)); 125 int select __P((int, fd_set *, fd_set *, fd_set *, struct timeval *)); 126 int setegid __P((gid_t)); 127 int seteuid __P((uid_t)); 128 int setgroups __P((int, const gid_t *)); 129 void sethostid __P((long)); 130 int sethostname __P((const char *, int)); 131 int setkey __P((const char *)); 132 int setlogin __P((const char *)); 133 void *setmode __P((const char *)); 134 int setpgrp __P((pid_t pid, pid_t pgrp)); /* obsoleted by setpgid() */ 135 int setregid __P((gid_t, gid_t)); 136 int setreuid __P((uid_t, uid_t)); 137 int setrgid __P((gid_t)); 138 int setruid __P((uid_t)); 139 void setusershell __P((void)); 140 int swapon __P((const char *)); 141 int symlink __P((const char *, const char *)); 142 void sync __P((void)); 143 int syscall __P((int, ...)); 144 int truncate __P((const char *, off_t)); 145 int ttyslot __P((void)); 146 unsigned int ualarm __P((unsigned int, unsigned int)); 147 int unwhiteout __P((const char *)); 148 void usleep __P((unsigned int)); 149 void *valloc __P((size_t)); /* obsoleted by malloc() */ 150 pid_t vfork __P((void)); 151 152 extern char *suboptarg; /* getsubopt(3) external variable */ 153 int getsubopt __P((char **, char * const *, char **)); 154 #endif /* !_POSIX_SOURCE */ 155 __END_DECLS 156 157 #endif /* !_UNISTD_H_ */ 158