Annotation of src/include/unistd.h, Revision 1.64
1.64 ! jsg 1: /* $OpenBSD: unistd.h,v 1.63 2011/04/06 11:39:42 miod 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));
1.36 millert 82: int execv(const char *, char * const *);
83: int execve(const char *, char * const *, char * const *);
84: int execvp(const char *, char * const *);
85: pid_t fork(void);
86: long fpathconf(int, int);
1.50 avsm 87: char *getcwd(char *, size_t)
88: __attribute__((__bounded__(__string__,1,2)))
89: __attribute__((__bounded__(__minbytes__,1,1024)));
1.36 millert 90: gid_t getegid(void);
91: uid_t geteuid(void);
92: gid_t getgid(void);
93: int getgroups(int, gid_t *);
94: char *getlogin(void);
95: pid_t getpgrp(void);
96: pid_t getpid(void);
97: pid_t getppid(void);
98: uid_t getuid(void);
99: int isatty(int);
100: int link(const char *, const char *);
101: off_t lseek(int, off_t, int);
102: long pathconf(const char *, int);
103: int pause(void);
104: int pipe(int *);
1.50 avsm 105: ssize_t read(int, void *, size_t)
106: __attribute__((__bounded__(__buffer__,2,3)));
1.36 millert 107: int rmdir(const char *);
108: int setgid(gid_t);
109: int setuid(uid_t);
110: unsigned int sleep(unsigned int);
111: long sysconf(int);
112: pid_t tcgetpgrp(int);
113: int tcsetpgrp(int, pid_t);
114: char *ttyname(int);
115: int unlink(const char *);
1.50 avsm 116: ssize_t write(int, const void *, size_t)
117: __attribute__((__bounded__(__buffer__,2,3)));
1.1 deraadt 118:
1.57 millert 119: #if __POSIX_VISIBLE || __XPG_VISIBLE >= 300
120: pid_t setsid(void);
121: int setpgid(pid_t, pid_t);
122: #endif
1.1 deraadt 123:
1.57 millert 124: #if __POSIX_VISIBLE >= 199209 || __XPG_VISIBLE
125: size_t confstr(int, char *, size_t)
126: __attribute__((__bounded__(__string__,2,3)));
127: #ifndef _GETOPT_DEFINED_
128: #define _GETOPT_DEFINED_
129: int getopt(int, char * const *, const char *);
130: extern char *optarg; /* getopt(3) external variables */
131: extern int opterr, optind, optopt, optreset;
132: /* XXX - getsubopt does not belong here */
133: int getsubopt(char **, char * const *, char **);
134: extern char *suboptarg; /* getsubopt(3) external variable */
135: #endif /* _GETOPT_DEFINED_ */
136: #endif
137:
138: #if __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE
139: int fsync(int);
140: int ftruncate(int, off_t);
141: int getlogin_r(char *, size_t)
142: __attribute__((__bounded__(__string__,1,2)))
143: __attribute__((__bounded__(__minbytes__,1,32)));
144: #endif
1.1 deraadt 145:
1.57 millert 146: #if __XPG_VISIBLE || __BSD_VISIBLE
147: char *crypt(const char *, const char *);
148: int encrypt(char *, int);
149: int fchdir(int);
150: int fchown(int, uid_t, gid_t);
151: long gethostid(void);
152: char *getwd(char *)
153: __attribute__ ((__bounded__(__minbytes__,1,1024)));
154: int lchown(const char *, uid_t, gid_t);
155: int mkstemp(char *);
156: char *mktemp(char *);
157: int nice(int);
158: int readlink(const char *, char *, size_t)
159: __attribute__ ((__bounded__(__string__,2,3)));
160: int setkey(const char *);
161: int setpgrp(pid_t pid, pid_t pgrp); /* obsoleted by setpgid() */
162: int setregid(gid_t, gid_t);
163: int setreuid(uid_t, uid_t);
164: void swab(const void *, void *, size_t);
165: void sync(void);
166: int truncate(const char *, off_t);
167: unsigned int ualarm(unsigned int, unsigned int);
168: int usleep(useconds_t);
169: pid_t vfork(void);
170: #endif
171:
172: #if __XPG_VISIBLE >= 420
173: pid_t getpgid(pid_t);
174: pid_t getsid(pid_t);
175: #endif
176:
177: #if __XPG_VISIBLE >= 500
1.36 millert 178: ssize_t pread(int, void *, size_t, off_t);
179: ssize_t pwrite(int, const void *, size_t, off_t);
1.57 millert 180: int ttyname_r(int, char *, size_t)
181: __attribute__((__bounded__(__string__,2,3)));
1.31 deraadt 182: #endif
183:
1.57 millert 184: #if __BSD_VISIBLE || __XPG_VISIBLE <= 500
185: /* Interfaces withdrawn by X/Open Issue 5 Version 0 */
1.60 kurt 186: int brk(void *);
1.57 millert 187: int chroot(const char *);
188: int getdtablesize(void);
189: int getpagesize(void);
190: char *getpass(const char *);
191: void *sbrk(int);
192: #endif
193:
194: #if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420
195: int lockf(int, int, off_t);
196: #endif
197:
198: #if __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 420 || __BSD_VISIBLE
199: int symlink(const char *, const char *);
200: int gethostname(char *, size_t)
201: __attribute__ ((__bounded__(__string__,1,2)));
202: int setegid(gid_t);
203: int seteuid(uid_t);
204: #endif
205:
206: #if __BSD_VISIBLE
1.36 millert 207: int acct(const char *);
1.52 millert 208: int closefrom(int);
1.51 deraadt 209: int des_cipher(const char *, char *, int32_t, int);
1.58 espie 210: int des_setkey(const char *);
1.36 millert 211: void endusershell(void);
212: int exect(const char *, char * const *, char * const *);
213: char *fflagstostr(u_int32_t);
1.50 avsm 214: int getdomainname(char *, size_t)
215: __attribute__ ((__bounded__(__string__,1,2)));
1.36 millert 216: int getgrouplist(const char *, gid_t, gid_t *, int *);
217: mode_t getmode(const void *, mode_t);
1.44 millert 218: int getresgid(gid_t *, gid_t *, gid_t *);
219: int getresuid(uid_t *, uid_t *, uid_t *);
1.36 millert 220: char *getusershell(void);
221: int initgroups(const char *, gid_t);
222: int iruserok(u_int32_t, int, const char *, const char *);
223: int iruserok_sa(const void *, int, int, const char *, const char *);
1.57 millert 224: int issetugid(void);
225: char *mkdtemp(char *);
226: int mkstemps(char *, int);
1.36 millert 227: int nfssvc(int, void *);
1.50 avsm 228: int profil(char *, size_t, unsigned long, unsigned int)
229: __attribute__ ((__bounded__(__string__,1,2)));
1.57 millert 230: int quotactl(const char *, int, int, char *);
1.37 millert 231: int rcmd(char **, int, const char *,
232: const char *, const char *, int *);
233: int rcmd_af(char **, int, const char *,
234: const char *, const char *, int *, int);
235: int rcmdsh(char **, int, const char *,
236: const char *, const char *, char *);
1.36 millert 237: char *re_comp(const char *);
238: int re_exec(const char *);
239: int reboot(int);
240: int revoke(const char *);
241: int rfork(int opts);
242: int rresvport(int *);
243: int rresvport_af(int *, int);
244: int ruserok(const char *, int, const char *, const char *);
1.57 millert 245: #ifndef _SELECT_DEFINED_
246: #define _SELECT_DECLARED
247: struct timeval;
1.36 millert 248: int select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
1.19 deraadt 249: #endif
1.36 millert 250: int setdomainname(const char *, size_t);
251: int setgroups(int, const gid_t *);
252: int sethostid(long);
253: int sethostname(const char *, size_t);
254: int setlogin(const char *);
255: void *setmode(const char *);
1.44 millert 256: int setresgid(gid_t, gid_t, gid_t);
257: int setresuid(uid_t, uid_t, uid_t);
1.36 millert 258: int setrgid(gid_t);
259: int setruid(uid_t);
260: void setusershell(void);
261: int strtofflags(char **, u_int32_t *, u_int32_t *);
262: int swapctl(int cmd, const void *arg, int misc);
263: int syscall(int, ...);
1.57 millert 264: #endif /* __BSD_VISIBLE */
1.1 deraadt 265: __END_DECLS
266:
267: #endif /* !_UNISTD_H_ */