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 are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 * 17 * @(#)errno.h 7.9 (Berkeley) 05/15/90 18 */ 19 20 #ifndef KERNEL 21 extern int errno; /* global error number */ 22 #endif 23 24 #define EPERM 1 /* Operation not permitted */ 25 #define ENOENT 2 /* No such file or directory */ 26 #define ESRCH 3 /* No such process */ 27 #define EINTR 4 /* Interrupted system call */ 28 #define EIO 5 /* Input/output error */ 29 #define ENXIO 6 /* Device not configured */ 30 #define E2BIG 7 /* Argument list too long */ 31 #define ENOEXEC 8 /* Exec format error */ 32 #define EBADF 9 /* Bad file descriptor */ 33 #define ECHILD 10 /* No child processes */ 34 #define EDEADLK 11 /* Resource deadlock avoided */ 35 /* 11 was EAGAIN */ 36 #define ENOMEM 12 /* Cannot allocate memory */ 37 #define EACCES 13 /* Permission denied */ 38 #define EFAULT 14 /* Bad address */ 39 #ifndef _POSIX_SOURCE 40 #define ENOTBLK 15 /* Block device required */ 41 #define EBUSY 16 /* Device busy */ 42 #endif 43 #define EEXIST 17 /* File exists */ 44 #define EXDEV 18 /* Cross-device link */ 45 #define ENODEV 19 /* Operation not supported by device */ 46 #define ENOTDIR 20 /* Not a directory */ 47 #define EISDIR 21 /* Is a directory */ 48 #define EINVAL 22 /* Invalid argument */ 49 #define ENFILE 23 /* Too many open files in system */ 50 #define EMFILE 24 /* Too many open files */ 51 #define ENOTTY 25 /* Inappropriate ioctl for device */ 52 #ifndef _POSIX_SOURCE 53 #define ETXTBSY 26 /* Text file busy */ 54 #endif 55 #define EFBIG 27 /* File too large */ 56 #define ENOSPC 28 /* No space left on device */ 57 #define ESPIPE 29 /* Illegal seek */ 58 #define EROFS 30 /* Read-only file system */ 59 #define EMLINK 31 /* Too many links */ 60 #define EPIPE 32 /* Broken pipe */ 61 62 /* math software */ 63 #define EDOM 33 /* Numerical argument out of domain */ 64 #define ERANGE 34 /* Numerical result out of range */ 65 66 /* non-blocking and interrupt i/o */ 67 #define EAGAIN 35 /* Resource temporarily unavailable */ 68 #ifndef _POSIX_SOURCE 69 #define EWOULDBLOCK EAGAIN /* Operation would block */ 70 #define EINPROGRESS 36 /* Operation now in progress */ 71 #define EALREADY 37 /* Operation already in progress */ 72 73 /* ipc/network software -- argument errors */ 74 #define ENOTSOCK 38 /* Socket operation on non-socket */ 75 #define EDESTADDRREQ 39 /* Destination address required */ 76 #define EMSGSIZE 40 /* Message too long */ 77 #define EPROTOTYPE 41 /* Protocol wrong type for socket */ 78 #define ENOPROTOOPT 42 /* Protocol not available */ 79 #define EPROTONOSUPPORT 43 /* Protocol not supported */ 80 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */ 81 #define EOPNOTSUPP 45 /* Operation not supported on socket */ 82 #define EPFNOSUPPORT 46 /* Protocol family not supported */ 83 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */ 84 #define EADDRINUSE 48 /* Address already in use */ 85 #define EADDRNOTAVAIL 49 /* Can't assign requested address */ 86 87 /* ipc/network software -- operational errors */ 88 #define ENETDOWN 50 /* Network is down */ 89 #define ENETUNREACH 51 /* Network is unreachable */ 90 #define ENETRESET 52 /* Network dropped connection on reset */ 91 #define ECONNABORTED 53 /* Software caused connection abort */ 92 #define ECONNRESET 54 /* Connection reset by peer */ 93 #define ENOBUFS 55 /* No buffer space available */ 94 #define EISCONN 56 /* Socket is already connected */ 95 #define ENOTCONN 57 /* Socket is not connected */ 96 #define ESHUTDOWN 58 /* Can't send after socket shutdown */ 97 #define ETOOMANYREFS 59 /* Too many references: can't splice */ 98 #define ETIMEDOUT 60 /* Connection timed out */ 99 #define ECONNREFUSED 61 /* Connection refused */ 100 101 #define ELOOP 62 /* Too many levels of symbolic links */ 102 #endif /* _POSIX_SOURCE */ 103 #define ENAMETOOLONG 63 /* File name too long */ 104 105 /* should be rearranged */ 106 #ifndef _POSIX_SOURCE 107 #define EHOSTDOWN 64 /* Host is down */ 108 #define EHOSTUNREACH 65 /* No route to host */ 109 #endif /* _POSIX_SOURCE */ 110 #define ENOTEMPTY 66 /* Directory not empty */ 111 112 /* quotas & mush */ 113 #ifndef _POSIX_SOURCE 114 #define EPROCLIM 67 /* Too many processes */ 115 #define EUSERS 68 /* Too many users */ 116 #define EDQUOT 69 /* Disc quota exceeded */ 117 118 /* Network File System */ 119 #define ESTALE 70 /* Stale NFS file handle */ 120 #define EREMOTE 71 /* Too many levels of remote in path */ 121 #define EBADRPC 72 /* RPC struct is bad */ 122 #define ERPCMISMATCH 73 /* RPC version wrong */ 123 #define EPROGUNAVAIL 74 /* RPC prog. not avail */ 124 #define EPROGMISMATCH 75 /* Program version wrong */ 125 #define EPROCUNAVAIL 76 /* Bad procedure for program */ 126 #endif /* _POSIX_SOURCE */ 127 128 #define ENOLCK 77 /* No locks available */ 129 #define ENOSYS 78 /* Function not implemented */ 130 131 #ifdef KERNEL 132 /* pseudo-errors returned inside kernel to modify return to process */ 133 #define ERESTART -1 /* restart syscall */ 134 #define EJUSTRETURN -2 /* don't modify regs, just return */ 135 #endif 136