说明

以下仅列出内核错误码数值及描述。

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| 错误码数值 | 错误码定义 | 错误码描述 |
| --- | --- | --- |
| 1 | EPERM | Operation not permitted |
| 2 | ENOENT | No such file or directory |
| 3 | ESRCH | No such process |
| 4 | EINTR | Interrupted system call |
| 5 | EIO | Input/output error |
| 6 | ENXIO | No such device or address |
| 7 | E2BIG | Argument list too long |
| 8 | ENOEXEC | Exec format error |
| 9 | EBADF | Bad file descriptor |
| 10 | ECHILD | No child processes |
| 11 | EAGAIN | Try again |
| 12 | ENOMEM | Out of memory |
| 13 | EACCES | Permission denied |
| 14 | EFAULT | Bad address |
| 16 | EBUSY | Device or resource busy |
| 17 | EEXIST | File exists |
| 18 | EXDEV | Cross-device link |
| 19 | ENODEV | No such device |
| 20 | ENOTDIR | Not a directory |
| 21 | EISDIR | Is a directory |
| 22 | EINVAL | Invalid argument |
| 23 | ENFILE | File table overflow |
| 24 | EMFILE | Too many open files |
| 25 | ENOTTY | Inappropriate ioctl for device |
| 26 | ETXTBSY | Text file busy |
| 27 | EFBIG | File too large |
| 28 | ENOSPC | No space left on device |
| 29 | ESPIPE | Illegal seek |
| 30 | EROFS | Read-only file system |
| 31 | EMLINK | Too many links |
| 32 | EPIPE | Broken pipe |
| 33 | EDOM | Math argument out of domain of func |
| 34 | ERANGE | Math result not representable |
| 35 | EDEADLK | Resource deadlock would occur |
| 36 | ENAMETOOLONG | File name too long |
| 37 | ENOLCK | No record locks available |
| 38 | ENOSYS | Function not implemented |
| 39 | ENOTEMPTY | Directory not empty |
| 40 | ELOOP | Too many symbolic links encountered |
| EAGAIN | EWOULDBLOCK | Operation would block |
| 42 | ENOMSG | No message of desired type |
| 43 | EIDRM | Identifier removed |
| 44 | ECHRNG | Channel number out of range |
| 45 | EL2NSYNC | Level 2 not synchronized |
| 46 | EL3HLT | Level 3 halted |
| 47 | EL3RST | Level 3 reset |
| 48 | ELNRNG | Link number out of range |
| 49 | EUNATCH | Protocol driver not attached |
| 50 | ENOCSI | No CSI structure available |
| 51 | EL2HLT | Level 2 halted |
| 52 | EBADE | Invalid exchange |
| 53 | EBADR | Invalid request descriptor |
| 54 | EXFULL | Exchange full |
| 55 | ENOANO | No anode |
| 56 | EBADRQC | Invalid request code |
| 57 | EBADSLT | Invalid slot |
| 59 | EBFONT | Bad font file format |
| 60 | ENOSTR | Device not a stream |
| 61 | ENODATA | No data available |
| 62 | ETIME | Timer expired |
| 63 | ENOSR | Out of streams resources |
| 64 | ENONET | Machine is not on the network |
| 65 | ENOPKG | Package not installed |
| 66 | EREMOTE | Object is remote |
| 67 | ENOLINK | Link has been severed |
| 68 | EADV | Advertise error |
| 69 | ESRMNT | Srmount error |
| 70 | ECOMM | Communication error on send |
| 71 | EPROTO | Protocol error |
| 72 | EMULTIHOP | Multihop attempted |
| 73 | EDOTDOT | RFS specific error |
| 74 | EBADMSG | Not a data message |
| 75 | EOVERFLOW | Value too large for defined data type |
| 76 | ENOTUNIQ | Name not unique on network |
| 77 | EBADFD | File descriptor in bad state |
| 78 | EREMCHG | Remote address changed |
| 79 | ELIBACC | Can not access a needed shared library |
| 80 | ELIBBAD | Accessing a corrupted shared library |
| 81 | ELIBSCN | .lib section in a.out corrupted |
| 82 | ELIBMAX | Attempting to link in too many shared libraries |
| 83 | ELIBEXEC | Cannot exec a shared library directly |
| 84 | EILSEQ | Illegal byte sequence |
| 85 | ERESTART | Interrupted system call should be restarted |
| 86 | ESTRPIPE | Streams pipe error |
| 87 | EUSERS | Too many users |
| 88 | ENOTSOCK | Socket operation on non-socket |
| 89 | EDESTADDRREQ | Destination address required |
| 90 | EMSGSIZE | Message too long |
| 91 | EPROTOTYPE | Protocol wrong type for socket |
| 92 | ENOPROTOOPT | Protocol not available |
| 93 | EPROTONOSUPPORT | Protocol not supported |
| 94 | ESOCKTNOSUPPORT | Socket type not supported |
| 95 | EOPNOTSUPP | Operation not supported on transport endpoint |
| 96 | EPFNOSUPPORT | Protocol family not supported |
| 97 | EAFNOSUPPORT | Address family not supported by protocol |
| 98 | EADDRINUSE | Address already in use |
| 99 | EADDRNOTAVAIL | Cannot assign requested address |
| 100 | ENETDOWN | Network is down |
| 101 | ENETUNREACH | Network is unreachable |
| 102 | ENETRESET | Network dropped connection because of reset |
| 103 | ECONNABORTED | Software caused connection abort |
| 104 | ECONNRESET | Connection reset by peer |
| 105 | ENOBUFS | No buffer space available |
| 106 | EISCONN | Socket is already connected |
| 107 | ENOTCONN | Socket is not connected |
| 110 | ETIMEDOUT | Connection timed out |
| 111 | ECONNREFUSED | Connection refused |
| 112 | EHOSTDOWN | Host is down |
| 113 | EHOSTUNREACH | No route to host |
| 114 | EALREADY | Operation already in progress |
| 115 | EINPROGRESS | Operation now in progress |
| 116 | ESTALE | Stale file handle |
| 117 | EUCLEAN | Structure needs cleaning |
| 118 | ENOTNAM | Not a XENIX named type file |
| 119 | ENAVAIL | No XENIX semaphores available |
| 120 | EREMOTEIO | Is a named type file |
| 121 | EREMOTEIO | Remote I/O error |
| 122 | EDQUOT | Quota exceeded |
| 123 | ENOMEDIUM | No medium found |
| 124 | EMEDIUMTYPE | Wrong medium type |
| 125 | ECANCELED | Operation Canceled |
| 126 | ENOKEY | Required key not available |
| 127 | EKEYEXPIRED | Key has expired |
| 128 | EKEYREVOKED | Key has been revoked |
| 129 | EKEYREJECTED | Key was rejected by service |
| 130 | EOWNERDEAD | Owner died |
| 131 | ENOTRECOVERABLE | State not recoverable |
| 132 | ERFKILL | Operation not possible due to RF-kill |
| 133 | EHWPOISON | Memory page has hardware error |