Annotation of src/include/unistd.h, Revision 1.68
1.68 ! matthew 1: /* $OpenBSD: unistd.h,v 1.67 2012/01/13 13:16:44 nigel Exp $ */
1.6 deraadt 2: /* $NetBSD: unistd.h,v 1.26.4.1 1996/05/28 02:31:51 mrg Exp $ */
1.1 deraadt 3:
4: /*-
5: * Copyright (c) 1991 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.47 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)unistd.h 5.13 (Berkeley) 6/17/91
33: */
34:
35: #ifndef _UNISTD_H_
36: #define _UNISTD_H_
37:
38: #include <sys/cdefs.h>
39: #include <sys/types.h>
40: #include <sys/unistd.h>
41:
42: #define STDIN_FILENO 0 /* standard input file descriptor */
43: #define STDOUT_FILENO 1 /* standard output file descriptor */
44: #define STDERR_FILENO 2 /* standard error file descriptor */
45:
1.57 millert 46: #if __XPG_VISIBLE || __POSIX_VISIBLE >= 200112
47: #define F_ULOCK 0 /* unlock locked section */
48: #define F_LOCK 1 /* lock a section for exclusive use */
49: #define F_TLOCK 2 /* test and lock a section for exclusive use */
50: #define F_TEST 3 /* test a section for locks by other procs */
1.62 millert 51: #endif
52:
53: #if __POSIX_VISIBLE
54: #define _POSIX_REENTRANT_FUNCTIONS 1
55: #define _POSIX_THREAD_SAFE_FUNCTIONS 200112L
1.57 millert 56: #endif
57:
1.1 deraadt 58: #ifndef NULL
1.26 espie 59: #ifdef __GNUG__
1.27 espie 60: #define NULL __null
1.64 jsg 61: #elif defined(__cplusplus)
62: #define NULL 0L
1.26 espie 63: #else
1.63 miod 64: #define NULL ((void *)0)
1.26 espie 65: #endif
1.1 deraadt 66: #endif
67:
68: __BEGIN_DECLS
1.36 millert 69: __dead void _exit(int);
70: int access(const char *, int);
71: unsigned int alarm(unsigned int);
72: int chdir(const char *);
73: int chown(const char *, uid_t, gid_t);
74: int close(int);
75: int dup(int);
76: int dup2(int, int);
1.40 espie 77: int execl(const char *, const char *, ...)
78: __attribute__((sentinel));
1.59 espie 79: int execle(const char *, const char *, ...);
1.40 espie 80: int execlp(const char *, const char *, ...)
81: __attribute__((sentinel));
1.68 ! matthew 82: int execv(const char *, char *const *);
! 83: int execve(const char *, char *const *, char *const *);
! 84: int execvp(const char *, char *const *);
! 85: #if __BSD_VISIBLE
! 86: int execvpe(const char *, char *const *, char *const *);
! 87: #endif
1.36 millert 88: pid_t fork(void);
89: long fpathconf(int, int);
1.50 avsm 90: char *getcwd(char *, size_t)
1.66 fgsch 91: __attribute__((__bounded__(__string__,1,2)));
1.36 millert 92: gid_t getegid(void);
93: uid_t geteuid(void);
94: gid_t getgid(void);
95: int getgroups(int, gid_t *);
96: char *getlogin(void);
97: pid_t getpgrp(void);
98: pid_t getpid(void);
99: pid_t getppid(void);
100: uid_t getuid(void);
101: int isatty(int);
102: int link(const char *, const char *);
103: off_t lseek(int, off_t, int);
104: long pathconf(const char *, int);
105: int pause(void);
106: int pipe(int *);
1.50 avsm 107: ssize_t read(int, void *, size_t)
108: __attribute__((__bounded__(__buffer__,2,3)));
1.36 millert 109: int rmdir(const char *);
110: int setgid(gid_t);
111: int setuid(uid_t);
112: unsigned int sleep(unsigned int);
113: long sysconf(int);
114: pid_t tcgetpgrp(int);
115: int tcsetpgrp(int, pid_t);
116: char *ttyname(int);
117: int unlink(const char *);
1.50 avsm 118: ssize_t write(int, const void *, size_t)
119: __attribute__((__bounded__(__buffer__,2,3)));
1.1 deraadt 120:
1.57 millert 121: #if __POSIX_VISIBLE || __XPG_VISIBLE >= 300
122: pid_t setsid(void);
123: int setpgid(pid_t, pid_t);
124: #endif
1.1 deraadt 125:
1.57 millert 126: #if __POSIX_VISIBLE >= 199209 || __XPG_VISIBLE
127: size_t confstr(int, char *, size_t)
128: __attribute__((__bounded__(__string__,2,3)));
129: #ifndef _GETOPT_DEFINED_
130: #define _GETOPT_DEFINED_
131: int getopt(int, char * const *, const char *);
132: extern char *optarg; /* getopt(3) external variables */
133: extern int opterr, optind, optopt, optreset;
134: /* XXX - getsubopt does not belong here */
135: int getsubopt(char **, char * const *, char **);
136: extern char *suboptarg; /* getsubopt(3) external variable */
137: #endif /* _GETOPT_DEFINED_ */
138: #endif
139:
140: #if __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE
141: int fsync(int);
142: int ftruncate(int, off_t);
143: int getlogin_r(char *, size_t)
1.66 fgsch 144: __attribute__((__bounded__(__string__,1,2)));
1.57 millert 145: #endif
1.1 deraadt 146:
1.57 millert 147: #if __XPG_VISIBLE || __BSD_VISIBLE
148: char *crypt(const char *, const char *);
149: int encrypt(char *, int);
150: int fchdir(int);
151: int fchown(int, uid_t, gid_t);
152: long gethostid(void);
153: char *getwd(char *)
154: __attribute__ ((__bounded__(__minbytes__,1,1024)));
155: int lchown(const char *, uid_t, gid_t);
156: int mkstemp(char *);
157: char *mktemp(char *);
158: int nice(int);
159: int readlink(const char *, char *, size_t)
160: __attribute__ ((__bounded__(__string__,2,3)));
161: int setkey(const char *);
162: int setpgrp(pid_t pid, pid_t pgrp); /* obsoleted by setpgid() */
163: int setregid(gid_t, gid_t);
164: int setreuid(uid_t, uid_t);
165: void swab(const void *, void *, size_t);
166: void sync(void);
167: int truncate(const char *, off_t);
168: unsigned int ualarm(unsigned int, unsigned int);
169: int usleep(useconds_t);
170: pid_t vfork(void);
171: #endif
172:
173: #if __XPG_VISIBLE >= 420
174: pid_t getpgid(pid_t);
175: pid_t getsid(pid_t);
176: #endif
177:
178: #if __XPG_VISIBLE >= 500
1.36 millert 179: ssize_t pread(int, void *, size_t, off_t);
180: ssize_t pwrite(int, const void *, size_t, off_t);
1.57 millert 181: int ttyname_r(int, char *, size_t)
182: __attribute__((__bounded__(__string__,2,3)));
1.31 deraadt 183: #endif
184:
1.57 millert 185: #if __BSD_VISIBLE || __XPG_VISIBLE <= 500
186: /* Interfaces withdrawn by X/Open Issue 5 Version 0 */
1.60 kurt 187: int brk(void *);
1.57 millert 188: int chroot(const char *);
189: int getdtablesize(void);
190: int getpagesize(void);
191: char *getpass(const char *);
192: void *sbrk(int);
193: #endif
194:
195: #if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420
196: int lockf(int, int, off_t);
197: #endif
198:
199: #if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420 || __BSD_VISIBLE
200: int symlink(const char *, const char *);
201: int gethostname(char *, size_t)
202: __attribute__ ((__bounded__(__string__,1,2)));
203: int setegid(gid_t);
204: int seteuid(uid_t);
1.65 matthew 205: #endif
206:
207: #if __POSIX_VISIBLE >= 200809
208: int faccessat(int, const char *, int, int);
209: int fchownat(int, const char *, uid_t, gid_t, int);
210: int linkat(int, const char *, int, const char *, int);
211: ssize_t readlinkat(int, const char *, char *, size_t);
212: int symlinkat(const char *, int, const char *);
213: int unlinkat(int, const char *, int);
1.57 millert 214: #endif
215:
216: #if __BSD_VISIBLE
1.36 millert 217: int acct(const char *);
1.52 millert 218: int closefrom(int);
1.51 deraadt 219: int des_cipher(const char *, char *, int32_t, int);
1.58 espie 220: int des_setkey(const char *);
1.36 millert 221: void endusershell(void);
222: int exect(const char *, char * const *, char * const *);
223: char *fflagstostr(u_int32_t);
1.50 avsm 224: int getdomainname(char *, size_t)
225: __attribute__ ((__bounded__(__string__,1,2)));
1.36 millert 226: int getgrouplist(const char *, gid_t, gid_t *, int *);
227: mode_t getmode(const void *, mode_t);
1.44 millert 228: int getresgid(gid_t *, gid_t *, gid_t *);
229: int getresuid(uid_t *, uid_t *, uid_t *);
1.36 millert 230: char *getusershell(void);
231: int initgroups(const char *, gid_t);
232: int iruserok(u_int32_t, int, const char *, const char *);
233: int iruserok_sa(const void *, int, int, const char *, const char *);
1.57 millert 234: int issetugid(void);
235: char *mkdtemp(char *);
236: int mkstemps(char *, int);
1.36 millert 237: int nfssvc(int, void *);
1.50 avsm 238: int profil(char *, size_t, unsigned long, unsigned int)
239: __attribute__ ((__bounded__(__string__,1,2)));
1.57 millert 240: int quotactl(const char *, int, int, char *);
1.37 millert 241: int rcmd(char **, int, const char *,
242: const char *, const char *, int *);
243: int rcmd_af(char **, int, const char *,
244: const char *, const char *, int *, int);
245: int rcmdsh(char **, int, const char *,
246: const char *, const char *, char *);
1.36 millert 247: char *re_comp(const char *);
248: int re_exec(const char *);
249: int reboot(int);
250: int revoke(const char *);
251: int rfork(int opts);
252: int rresvport(int *);
253: int rresvport_af(int *, int);
254: int ruserok(const char *, int, const char *, const char *);
1.57 millert 255: #ifndef _SELECT_DEFINED_
1.67 nigel 256: #define _SELECT_DEFINED_
1.57 millert 257: struct timeval;
1.36 millert 258: int select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
1.19 deraadt 259: #endif
1.36 millert 260: int setdomainname(const char *, size_t);
261: int setgroups(int, const gid_t *);
262: int sethostid(long);
263: int sethostname(const char *, size_t);
264: int setlogin(const char *);
265: void *setmode(const char *);
1.44 millert 266: int setresgid(gid_t, gid_t, gid_t);
267: int setresuid(uid_t, uid_t, uid_t);
1.36 millert 268: int setrgid(gid_t);
269: int setruid(uid_t);
270: void setusershell(void);
271: int strtofflags(char **, u_int32_t *, u_int32_t *);
272: int swapctl(int cmd, const void *arg, int misc);
273: int syscall(int, ...);
1.57 millert 274: #endif /* __BSD_VISIBLE */
1.1 deraadt 275: __END_DECLS
276:
277: #endif /* !_UNISTD_H_ */
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