2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
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11 * modification, are permitted provided that the following conditions
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14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
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29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * @(#)errno.h 8.5 (Berkeley) 1/21/94
39 * $FreeBSD: src/sys/sys/errno.h,v 1.14.2.2 2002/01/22 10:46:56 keramida Exp $
40 * $DragonFly: src/sys/sys/errno.h,v 1.6 2005/05/03 07:29:04 joerg Exp $
47 extern __thread int errno;
49 * A lot of programs want to define errno as normal int, if
50 * it isn't a macro. Work around this to prevent even more breakage.
55 #define EPERM 1 /* Operation not permitted */
56 #define ENOENT 2 /* No such file or directory */
57 #define ESRCH 3 /* No such process */
58 #define EINTR 4 /* Interrupted system call */
59 #define EIO 5 /* Input/output error */
60 #define ENXIO 6 /* Device not configured */
61 #define E2BIG 7 /* Argument list too long */
62 #define ENOEXEC 8 /* Exec format error */
63 #define EBADF 9 /* Bad file descriptor */
64 #define ECHILD 10 /* No child processes */
65 #define EDEADLK 11 /* Resource deadlock avoided */
67 #define ENOMEM 12 /* Cannot allocate memory */
68 #define EACCES 13 /* Permission denied */
69 #define EFAULT 14 /* Bad address */
71 #define ENOTBLK 15 /* Block device required */
73 #define EBUSY 16 /* Device busy */
74 #define EEXIST 17 /* File exists */
75 #define EXDEV 18 /* Cross-device link */
76 #define ENODEV 19 /* Operation not supported by device */
77 #define ENOTDIR 20 /* Not a directory */
78 #define EISDIR 21 /* Is a directory */
79 #define EINVAL 22 /* Invalid argument */
80 #define ENFILE 23 /* Too many open files in system */
81 #define EMFILE 24 /* Too many open files */
82 #define ENOTTY 25 /* Inappropriate ioctl for device */
84 #define ETXTBSY 26 /* Text file busy */
86 #define EFBIG 27 /* File too large */
87 #define ENOSPC 28 /* No space left on device */
88 #define ESPIPE 29 /* Illegal seek */
89 #define EROFS 30 /* Read-only file system */
90 #define EMLINK 31 /* Too many links */
91 #define EPIPE 32 /* Broken pipe */
94 #define EDOM 33 /* Numerical argument out of domain */
95 #define ERANGE 34 /* Result too large */
97 /* non-blocking and interrupt i/o */
98 #define EAGAIN 35 /* Resource temporarily unavailable */
100 #define EWOULDBLOCK EAGAIN /* Operation would block */
101 #define EINPROGRESS 36 /* Operation now in progress */
102 #define EALREADY 37 /* Operation already in progress */
104 /* ipc/network software -- argument errors */
105 #define ENOTSOCK 38 /* Socket operation on non-socket */
106 #define EDESTADDRREQ 39 /* Destination address required */
107 #define EMSGSIZE 40 /* Message too long */
108 #define EPROTOTYPE 41 /* Protocol wrong type for socket */
109 #define ENOPROTOOPT 42 /* Protocol not available */
110 #define EPROTONOSUPPORT 43 /* Protocol not supported */
111 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */
112 #define EOPNOTSUPP 45 /* Operation not supported */
113 #define ENOTSUP EOPNOTSUPP /* Operation not supported */
114 #define EPFNOSUPPORT 46 /* Protocol family not supported */
115 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */
116 #define EADDRINUSE 48 /* Address already in use */
117 #define EADDRNOTAVAIL 49 /* Can't assign requested address */
119 /* ipc/network software -- operational errors */
120 #define ENETDOWN 50 /* Network is down */
121 #define ENETUNREACH 51 /* Network is unreachable */
122 #define ENETRESET 52 /* Network dropped connection on reset */
123 #define ECONNABORTED 53 /* Software caused connection abort */
124 #define ECONNRESET 54 /* Connection reset by peer */
125 #define ENOBUFS 55 /* No buffer space available */
126 #define EISCONN 56 /* Socket is already connected */
127 #define ENOTCONN 57 /* Socket is not connected */
128 #define ESHUTDOWN 58 /* Can't send after socket shutdown */
129 #define ETOOMANYREFS 59 /* Too many references: can't splice */
130 #define ETIMEDOUT 60 /* Operation timed out */
131 #define ECONNREFUSED 61 /* Connection refused */
133 #define ELOOP 62 /* Too many levels of symbolic links */
134 #endif /* _POSIX_SOURCE */
135 #define ENAMETOOLONG 63 /* File name too long */
137 /* should be rearranged */
138 #ifndef _POSIX_SOURCE
139 #define EHOSTDOWN 64 /* Host is down */
140 #define EHOSTUNREACH 65 /* No route to host */
141 #endif /* _POSIX_SOURCE */
142 #define ENOTEMPTY 66 /* Directory not empty */
145 #ifndef _POSIX_SOURCE
146 #define EPROCLIM 67 /* Too many processes */
147 #define EUSERS 68 /* Too many users */
148 #define EDQUOT 69 /* Disc quota exceeded */
150 /* Network File System */
151 #define ESTALE 70 /* Stale NFS file handle */
152 #define EREMOTE 71 /* Too many levels of remote in path */
153 #define EBADRPC 72 /* RPC struct is bad */
154 #define ERPCMISMATCH 73 /* RPC version wrong */
155 #define EPROGUNAVAIL 74 /* RPC prog. not avail */
156 #define EPROGMISMATCH 75 /* Program version wrong */
157 #define EPROCUNAVAIL 76 /* Bad procedure for program */
158 #endif /* _POSIX_SOURCE */
160 #define ENOLCK 77 /* No locks available */
161 #define ENOSYS 78 /* Function not implemented */
163 #ifndef _POSIX_SOURCE
164 #define EFTYPE 79 /* Inappropriate file type or format */
165 #define EAUTH 80 /* Authentication error */
166 #define ENEEDAUTH 81 /* Need authenticator */
167 #define EIDRM 82 /* Identifier removed */
168 #define ENOMSG 83 /* No message of desired type */
169 #define EOVERFLOW 84 /* Value too large to be stored in data type */
170 #define ECANCELED 85 /* Operation canceled */
171 #define EILSEQ 86 /* Illegal byte sequence */
172 #define ENOATTR 87 /* (from FreeBSD-5.x) */
173 #define EDOOFUS 88 /* (from FreeBSD-5.x) */
185 #define ELAST 99 /* Must be equal largest errno */
187 #endif /* _POSIX_SOURCE */
189 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
190 /* pseudo-errors returned inside kernel to modify return to process */
191 #define ERESTART (-1) /* restart syscall */
192 #define EJUSTRETURN (-2) /* don't modify regs, just return */
193 #define ENOIOCTL (-3) /* ioctl not handled by this layer */