xref: /386bsd/usr/include/errno.h (revision a2142627)
1 /*
2  * Copyright (c) 1982, 1986, 1989 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  *	@(#)errno.h	7.13 (Berkeley) 2/19/91
34  */
35 
36 #ifndef KERNEL
37 extern int errno;			/* global error number */
38 #endif
39 
40 #define	EPERM		1		/* Operation not permitted */
41 #define	ENOENT		2		/* No such file or directory */
42 #define	ESRCH		3		/* No such process */
43 #define	EINTR		4		/* Interrupted system call */
44 #define	EIO		5		/* Input/output error */
45 #define	ENXIO		6		/* Device not configured */
46 #define	E2BIG		7		/* Argument list too long */
47 #define	ENOEXEC		8		/* Exec format error */
48 #define	EBADF		9		/* Bad file descriptor */
49 #define	ECHILD		10		/* No child processes */
50 #define	EDEADLK		11		/* Resource deadlock avoided */
51 					/* 11 was EAGAIN */
52 #define	ENOMEM		12		/* Cannot allocate memory */
53 #define	EACCES		13		/* Permission denied */
54 #define	EFAULT		14		/* Bad address */
55 #ifndef _POSIX_SOURCE
56 #define	ENOTBLK		15		/* Block device required */
57 #define	EBUSY		16		/* Device busy */
58 #endif
59 #define	EEXIST		17		/* File exists */
60 #define	EXDEV		18		/* Cross-device link */
61 #define	ENODEV		19		/* Operation not supported by device */
62 #define	ENOTDIR		20		/* Not a directory */
63 #define	EISDIR		21		/* Is a directory */
64 #define	EINVAL		22		/* Invalid argument */
65 #define	ENFILE		23		/* Too many open files in system */
66 #define	EMFILE		24		/* Too many open files */
67 #define	ENOTTY		25		/* Inappropriate ioctl for device */
68 #ifndef _POSIX_SOURCE
69 #define	ETXTBSY		26		/* Text file busy */
70 #endif
71 #define	EFBIG		27		/* File too large */
72 #define	ENOSPC		28		/* No space left on device */
73 #define	ESPIPE		29		/* Illegal seek */
74 #define	EROFS		30		/* Read-only file system */
75 #define	EMLINK		31		/* Too many links */
76 #define	EPIPE		32		/* Broken pipe */
77 
78 /* math software */
79 #define	EDOM		33		/* Numerical argument out of domain */
80 #define	ERANGE		34		/* Result too large */
81 
82 /* non-blocking and interrupt i/o */
83 #define	EAGAIN		35		/* Resource temporarily unavailable */
84 #ifndef _POSIX_SOURCE
85 #define	EWOULDBLOCK	EAGAIN		/* Operation would block */
86 #define	EINPROGRESS	36		/* Operation now in progress */
87 #define	EALREADY	37		/* Operation already in progress */
88 
89 /* ipc/network software -- argument errors */
90 #define	ENOTSOCK	38		/* Socket operation on non-socket */
91 #define	EDESTADDRREQ	39		/* Destination address required */
92 #define	EMSGSIZE	40		/* Message too long */
93 #define	EPROTOTYPE	41		/* Protocol wrong type for socket */
94 #define	ENOPROTOOPT	42		/* Protocol not available */
95 #define	EPROTONOSUPPORT	43		/* Protocol not supported */
96 #define	ESOCKTNOSUPPORT	44		/* Socket type not supported */
97 #define	EOPNOTSUPP	45		/* Operation not supported on socket */
98 #define	EPFNOSUPPORT	46		/* Protocol family not supported */
99 #define	EAFNOSUPPORT	47		/* Address family not supported by protocol family */
100 #define	EADDRINUSE	48		/* Address already in use */
101 #define	EADDRNOTAVAIL	49		/* Can't assign requested address */
102 
103 /* ipc/network software -- operational errors */
104 #define	ENETDOWN	50		/* Network is down */
105 #define	ENETUNREACH	51		/* Network is unreachable */
106 #define	ENETRESET	52		/* Network dropped connection on reset */
107 #define	ECONNABORTED	53		/* Software caused connection abort */
108 #define	ECONNRESET	54		/* Connection reset by peer */
109 #define	ENOBUFS		55		/* No buffer space available */
110 #define	EISCONN		56		/* Socket is already connected */
111 #define	ENOTCONN	57		/* Socket is not connected */
112 #define	ESHUTDOWN	58		/* Can't send after socket shutdown */
113 #define	ETOOMANYREFS	59		/* Too many references: can't splice */
114 #define	ETIMEDOUT	60		/* Connection timed out */
115 #define	ECONNREFUSED	61		/* Connection refused */
116 
117 #define	ELOOP		62		/* Too many levels of symbolic links */
118 #endif /* _POSIX_SOURCE */
119 #define	ENAMETOOLONG	63		/* File name too long */
120 
121 /* should be rearranged */
122 #ifndef _POSIX_SOURCE
123 #define	EHOSTDOWN	64		/* Host is down */
124 #define	EHOSTUNREACH	65		/* No route to host */
125 #endif /* _POSIX_SOURCE */
126 #define	ENOTEMPTY	66		/* Directory not empty */
127 
128 /* quotas & mush */
129 #ifndef _POSIX_SOURCE
130 #define	EPROCLIM	67		/* Too many processes */
131 #define	EUSERS		68		/* Too many users */
132 #define	EDQUOT		69		/* Disc quota exceeded */
133 
134 /* Network File System */
135 #define	ESTALE		70		/* Stale NFS file handle */
136 #define	EREMOTE		71		/* Too many levels of remote in path */
137 #define	EBADRPC		72		/* RPC struct is bad */
138 #define	ERPCMISMATCH	73		/* RPC version wrong */
139 #define	EPROGUNAVAIL	74		/* RPC prog. not avail */
140 #define	EPROGMISMATCH	75		/* Program version wrong */
141 #define	EPROCUNAVAIL	76		/* Bad procedure for program */
142 #endif /* _POSIX_SOURCE */
143 
144 #define	ENOLCK		77		/* No locks available */
145 #define	ENOSYS		78		/* Function not implemented */
146 
147 #define	EFTYPE		79		/* Inappropriate file type or format */
148 
149 #ifdef KERNEL
150 /* pseudo-errors returned inside kernel to modify return to process */
151 #define	ERESTART	-1		/* restart syscall */
152 #define	EJUSTRETURN	-2		/* don't modify regs, just return */
153 #endif
154