1 /** $MirOS: src/sys/sys/errno.h,v 1.11 2014/09/05 22:38:17 tg Exp $ */ 2 /* $OpenBSD: errno.h,v 1.14 2005/06/17 21:48:03 espie Exp $ */ 3 /* $NetBSD: errno.h,v 1.10 1996/01/20 01:33:53 jtc Exp $ */ 4 5 /* 6 * Copyright (c) 2003, 2005, 2008, 2012 7 * Thorsten “mirabilos” Glaser <tg@mirbsd.org>. All rights reserved. 8 * Copyright (c) 1982, 1986, 1989, 1993 9 * The Regents of the University of California. All rights reserved. 10 * (c) UNIX System Laboratories, Inc. 11 * All or some portions of this file are derived from material licensed 12 * to the University of California by American Telephone and Telegraph 13 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 14 * the permission of UNIX System Laboratories, Inc. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 3. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * @(#)errno.h 8.5 (Berkeley) 1/21/94 41 */ 42 43 #ifndef _SYS_ERRNO_H_ 44 #define _SYS_ERRNO_H_ 45 46 #ifndef _KERNEL 47 extern int errno; /* global error number */ 48 49 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) && !defined(__SYS_ERRLIST) 50 #define __SYS_ERRLIST 51 52 extern int sys_nerr; 53 extern char *sys_errlist[]; 54 #endif 55 56 #if !defined(errno) && !defined(_STANDALONE) 57 #include <sys/cdefs.h> 58 __BEGIN_DECLS 59 int *__errno(void); 60 int *___errno(void); 61 __END_DECLS 62 #define errno (*__errno()) 63 #endif /* errno */ 64 65 #else 66 #define _SYS_ERRNO_H_KERNEL 67 #endif /* _KERNEL */ 68 69 #define EPERM 1 /* Operation not permitted */ 70 #define ENOENT 2 /* No such file or directory */ 71 #define ESRCH 3 /* No such process */ 72 #define EINTR 4 /* Interrupted system call */ 73 #define EIO 5 /* Input/output error */ 74 #define ENXIO 6 /* Device not configured */ 75 #define E2BIG 7 /* Argument list too long */ 76 #define ENOEXEC 8 /* Exec format error */ 77 #define EBADF 9 /* Bad file descriptor */ 78 #define ECHILD 10 /* No child processes */ 79 #define EDEADLK 11 /* Resource deadlock avoided */ 80 /* 11 was EAGAIN */ 81 #define ENOMEM 12 /* Cannot allocate memory */ 82 #define EACCES 13 /* Permission denied */ 83 #define EFAULT 14 /* Bad address */ 84 #ifndef _POSIX_SOURCE 85 #define ENOTBLK 15 /* Block device required */ 86 #endif 87 #define EBUSY 16 /* Device busy */ 88 #define EEXIST 17 /* File exists */ 89 #define EXDEV 18 /* Cross-device link */ 90 #define ENODEV 19 /* Operation not supported by device */ 91 #define ENOTDIR 20 /* Not a directory */ 92 #define EISDIR 21 /* Is a directory */ 93 #define EINVAL 22 /* Invalid argument */ 94 #define ENFILE 23 /* Too many open files in system */ 95 #define EMFILE 24 /* Too many open files */ 96 #define ENOTTY 25 /* Inappropriate ioctl for device */ 97 #define ETXTBSY 26 /* Text file busy */ 98 #define EFBIG 27 /* File too large */ 99 #define ENOSPC 28 /* No space left on device */ 100 #define ESPIPE 29 /* Illegal seek */ 101 #define EROFS 30 /* Read-only file system */ 102 #define EMLINK 31 /* Too many links */ 103 #define EPIPE 32 /* Broken pipe */ 104 105 /* math software */ 106 #define EDOM 33 /* Numerical argument out of domain */ 107 #define ERANGE 34 /* Result too large */ 108 109 /* non-blocking and interrupt i/o */ 110 #define EAGAIN 35 /* Resource temporarily unavailable */ 111 /* LINTED permitted by SUSv4 */ 112 #define EWOULDBLOCK EAGAIN /* Operation would block */ 113 #define EINPROGRESS 36 /* Operation now in progress */ 114 #define EALREADY 37 /* Operation already in progress */ 115 116 /* ipc/network software -- argument errors */ 117 #define ENOTSOCK 38 /* Socket operation on non-socket */ 118 #define EDESTADDRREQ 39 /* Destination address required */ 119 #define EMSGSIZE 40 /* Message too long */ 120 #define EPROTOTYPE 41 /* Protocol wrong type for socket */ 121 #define ENOPROTOOPT 42 /* Protocol not available */ 122 #define EPROTONOSUPPORT 43 /* Protocol not supported */ 123 #ifndef _POSIX_SOURCE 124 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */ 125 #endif /* _POSIX_SOURCE */ 126 #define EOPNOTSUPP 45 /* Operation not supported */ 127 #ifndef _POSIX_SOURCE 128 /* LINTED permitted by SUSv4 */ 129 #define ENOTSUP EOPNOTSUPP 130 #define EPFNOSUPPORT 46 /* Protocol family not supported */ 131 #endif /* _POSIX_SOURCE */ 132 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */ 133 #define EADDRINUSE 48 /* Address already in use */ 134 #define EADDRNOTAVAIL 49 /* Can't assign requested address */ 135 136 /* ipc/network software -- operational errors */ 137 #define ENETDOWN 50 /* Network is down */ 138 #define ENETUNREACH 51 /* Network is unreachable */ 139 #define ENETRESET 52 /* Network dropped connection on reset */ 140 #define ECONNABORTED 53 /* Software caused connection abort */ 141 #define ECONNRESET 54 /* Connection reset by peer */ 142 #define ENOBUFS 55 /* No buffer space available */ 143 #define EISCONN 56 /* Socket is already connected */ 144 #define ENOTCONN 57 /* Socket is not connected */ 145 #ifndef _POSIX_SOURCE 146 #define ESHUTDOWN 58 /* Can't send after socket shutdown */ 147 #define ETOOMANYREFS 59 /* Too many references: can't splice */ 148 #endif /* _POSIX_SOURCE */ 149 #define ETIMEDOUT 60 /* Operation timed out */ 150 #define ECONNREFUSED 61 /* Connection refused */ 151 152 #define ELOOP 62 /* Too many levels of symbolic links */ 153 #define ENAMETOOLONG 63 /* File name too long */ 154 155 /* should be rearranged */ 156 #ifndef _POSIX_SOURCE 157 #define EHOSTDOWN 64 /* Host is down */ 158 #define EHOSTUNREACH 65 /* No route to host */ 159 #endif /* _POSIX_SOURCE */ 160 #define ENOTEMPTY 66 /* Directory not empty */ 161 162 /* quotas & mush */ 163 #ifndef _POSIX_SOURCE 164 #define EPROCLIM 67 /* Too many processes */ 165 #define EUSERS 68 /* Too many users */ 166 #endif /* _POSIX_SOURCE */ 167 #define EDQUOT 69 /* Disk quota exceeded */ 168 169 /* Network File System */ 170 #define ESTALE 70 /* Stale NFS file handle */ 171 #ifndef _POSIX_SOURCE 172 #define EREMOTE 71 /* Too many levels of remote in path */ 173 #define EBADRPC 72 /* RPC struct is bad */ 174 #define ERPCMISMATCH 73 /* RPC version wrong */ 175 #define EPROGUNAVAIL 74 /* RPC prog. not avail */ 176 #define EPROGMISMATCH 75 /* Program version wrong */ 177 #define EPROCUNAVAIL 76 /* Bad procedure for program */ 178 #endif /* _POSIX_SOURCE */ 179 180 #define ENOLCK 77 /* No locks available */ 181 #define ENOSYS 78 /* Function not implemented */ 182 183 #ifndef _POSIX_SOURCE 184 #define EFTYPE 79 /* Inappropriate file type or format */ 185 #define EAUTH 80 /* Authentication error */ 186 #define ENEEDAUTH 81 /* Need authenticator */ 187 #define EIPSEC 82 /* IPsec processing failure */ 188 #define ENOATTR 83 /* Attribute not found */ 189 #define EILSEQ 84 /* Illegal byte sequence */ 190 #define ENOCOFFEE 85 /* Programmer needs more coffee */ 191 #endif 192 #define ECANCELED 86 /* Operation canceled */ 193 #define EBADMSG 87 /* Bad message */ 194 #define EIDRM 88 /* Identifier removed */ 195 #define EMULTIHOP 89 /* (reserved) */ 196 #define ENODATA 90 /* No message available on STREAM head read queue */ 197 #define ENOLINK 91 /* (reserved) */ 198 #define ENOMSG 92 /* No message of desired type */ 199 #define ENOSR 93 /* No STREAM resources */ 200 #define ENOSTR 94 /* Not a STREAM */ 201 #define ENOTRECOVERABLE 95 /* State not recoverable */ 202 #define EOVERFLOW 96 /* Value too large for data type */ 203 #define EOWNERDEAD 97 /* Previous owner died */ 204 #define EPROTO 98 /* Protocol error */ 205 #define ETIME 99 /* STREAM ioctl timeout */ 206 #ifndef _POSIX_SOURCE 207 #define ELAST 99 /* Must be equal largest errno */ 208 #endif /* _POSIX_SOURCE */ 209 210 /** 211 * IMPORTANT: changes to errnos require a libc major bump! 212 * ld(1) reserves space for a copy of libc’s sys_errlist[] 213 * in the .bss of a non-static non-PIE executable, as well 214 * as sys_nerr, and copies them at start; if sys_errlist[] 215 * gets bigger sys_nerr points after its end. (10x jilles) 216 */ 217 218 #ifdef _KERNEL 219 /* pseudo-errors returned inside kernel to modify return to process */ 220 #define ERESTART -1 /* restart syscall */ 221 #define EJUSTRETURN -2 /* don't modify regs, just return */ 222 #endif 223 224 #endif /* !def _SYS_ERRNO_H_ */ 225