1 /* 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. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 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. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 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 36 * SUCH DAMAGE. 37 * 38 * @(#)errno.h 8.5 (Berkeley) 1/21/94 39 * $FreeBSD$ 40 */ 41 42 #ifndef _SYS_ERRNO_H_ 43 #define _SYS_ERRNO_H_ 44 45 #ifndef KERNEL 46 #ifdef _THREAD_SAFE 47 #include <sys/cdefs.h> 48 __BEGIN_DECLS 49 int * __error __P((void)); 50 __END_DECLS 51 #define errno (* __error()) 52 #else 53 extern int errno; /* global error number */ 54 #endif 55 #endif 56 57 #define EPERM 1 /* Operation not permitted */ 58 #define ENOENT 2 /* No such file or directory */ 59 #define ESRCH 3 /* No such process */ 60 #define EINTR 4 /* Interrupted system call */ 61 #define EIO 5 /* Input/output error */ 62 #define ENXIO 6 /* Device not configured */ 63 #define E2BIG 7 /* Argument list too long */ 64 #define ENOEXEC 8 /* Exec format error */ 65 #define EBADF 9 /* Bad file descriptor */ 66 #define ECHILD 10 /* No child processes */ 67 #define EDEADLK 11 /* Resource deadlock avoided */ 68 /* 11 was EAGAIN */ 69 #define ENOMEM 12 /* Cannot allocate memory */ 70 #define EACCES 13 /* Permission denied */ 71 #define EFAULT 14 /* Bad address */ 72 #ifndef _POSIX_SOURCE 73 #define ENOTBLK 15 /* Block device required */ 74 #endif 75 #define EBUSY 16 /* Device busy */ 76 #define EEXIST 17 /* File exists */ 77 #define EXDEV 18 /* Cross-device link */ 78 #define ENODEV 19 /* Operation not supported by device */ 79 #define ENOTDIR 20 /* Not a directory */ 80 #define EISDIR 21 /* Is a directory */ 81 #define EINVAL 22 /* Invalid argument */ 82 #define ENFILE 23 /* Too many open files in system */ 83 #define EMFILE 24 /* Too many open files */ 84 #define ENOTTY 25 /* Inappropriate ioctl for device */ 85 #ifndef _POSIX_SOURCE 86 #define ETXTBSY 26 /* Text file busy */ 87 #endif 88 #define EFBIG 27 /* File too large */ 89 #define ENOSPC 28 /* No space left on device */ 90 #define ESPIPE 29 /* Illegal seek */ 91 #define EROFS 30 /* Read-only file system */ 92 #define EMLINK 31 /* Too many links */ 93 #define EPIPE 32 /* Broken pipe */ 94 95 /* math software */ 96 #define EDOM 33 /* Numerical argument out of domain */ 97 #define ERANGE 34 /* Result too large */ 98 99 /* non-blocking and interrupt i/o */ 100 #define EAGAIN 35 /* Resource temporarily unavailable */ 101 #ifndef _POSIX_SOURCE 102 #define EWOULDBLOCK EAGAIN /* Operation would block */ 103 #define EINPROGRESS 36 /* Operation now in progress */ 104 #define EALREADY 37 /* Operation already in progress */ 105 106 /* ipc/network software -- argument errors */ 107 #define ENOTSOCK 38 /* Socket operation on non-socket */ 108 #define EDESTADDRREQ 39 /* Destination address required */ 109 #define EMSGSIZE 40 /* Message too long */ 110 #define EPROTOTYPE 41 /* Protocol wrong type for socket */ 111 #define ENOPROTOOPT 42 /* Protocol not available */ 112 #define EPROTONOSUPPORT 43 /* Protocol not supported */ 113 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */ 114 #define EOPNOTSUPP 45 /* Operation not supported */ 115 #define EPFNOSUPPORT 46 /* Protocol family not supported */ 116 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */ 117 #define EADDRINUSE 48 /* Address already in use */ 118 #define EADDRNOTAVAIL 49 /* Can't assign requested address */ 119 120 /* ipc/network software -- operational errors */ 121 #define ENETDOWN 50 /* Network is down */ 122 #define ENETUNREACH 51 /* Network is unreachable */ 123 #define ENETRESET 52 /* Network dropped connection on reset */ 124 #define ECONNABORTED 53 /* Software caused connection abort */ 125 #define ECONNRESET 54 /* Connection reset by peer */ 126 #define ENOBUFS 55 /* No buffer space available */ 127 #define EISCONN 56 /* Socket is already connected */ 128 #define ENOTCONN 57 /* Socket is not connected */ 129 #define ESHUTDOWN 58 /* Can't send after socket shutdown */ 130 #define ETOOMANYREFS 59 /* Too many references: can't splice */ 131 #define ETIMEDOUT 60 /* Operation timed out */ 132 #define ECONNREFUSED 61 /* Connection refused */ 133 134 #define ELOOP 62 /* Too many levels of symbolic links */ 135 #endif /* _POSIX_SOURCE */ 136 #define ENAMETOOLONG 63 /* File name too long */ 137 138 /* should be rearranged */ 139 #ifndef _POSIX_SOURCE 140 #define EHOSTDOWN 64 /* Host is down */ 141 #define EHOSTUNREACH 65 /* No route to host */ 142 #endif /* _POSIX_SOURCE */ 143 #define ENOTEMPTY 66 /* Directory not empty */ 144 145 /* quotas & mush */ 146 #ifndef _POSIX_SOURCE 147 #define EPROCLIM 67 /* Too many processes */ 148 #define EUSERS 68 /* Too many users */ 149 #define EDQUOT 69 /* Disc quota exceeded */ 150 151 /* Network File System */ 152 #define ESTALE 70 /* Stale NFS file handle */ 153 #define EREMOTE 71 /* Too many levels of remote in path */ 154 #define EBADRPC 72 /* RPC struct is bad */ 155 #define ERPCMISMATCH 73 /* RPC version wrong */ 156 #define EPROGUNAVAIL 74 /* RPC prog. not avail */ 157 #define EPROGMISMATCH 75 /* Program version wrong */ 158 #define EPROCUNAVAIL 76 /* Bad procedure for program */ 159 #endif /* _POSIX_SOURCE */ 160 161 #define ENOLCK 77 /* No locks available */ 162 #define ENOSYS 78 /* Function not implemented */ 163 164 #ifndef _POSIX_SOURCE 165 #define EFTYPE 79 /* Inappropriate file type or format */ 166 #define EAUTH 80 /* Authentication error */ 167 #define ENEEDAUTH 81 /* Need authenticator */ 168 #define ELAST 81 /* Must be equal largest errno */ 169 #endif /* _POSIX_SOURCE */ 170 171 #ifdef KERNEL 172 /* pseudo-errors returned inside kernel to modify return to process */ 173 #define ERESTART -1 /* restart syscall */ 174 #define EJUSTRETURN -2 /* don't modify regs, just return */ 175 #endif 176 177 #endif 178