errno.h revision 31575
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 * $Id: errno.h,v 1.7 1997/02/22 09:45:10 peter Exp $ 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 49int * __error __P((void)); 50__END_DECLS 51#define errno (* __error()) 52#else 53extern 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#define ENOIOCTL (-3) /* ioctl not handled by this layer */ 176#endif 177 178#endif 179