/// @file errno.h
/// @brief Errors definition.
/// @copyright (c) 2014-2022 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#pragma once

extern int *__geterrno();

/// Provide easy access to the error number.
#define errno (*__geterrno())

#define EPERM           1 ///< Operation not permitted.
#define ENOENT          2 ///< No such file or directory.
#define ESRCH           3 ///< No such process.
#define EINTR           4 ///< Interrupted system call.
#define EIO             5 ///< I/O error.
#define ENXIO           6 ///< No such device or address.
#define E2BIG           7 ///< Arg list too long.
#define ENOEXEC         8 ///< Exec format error.
#define EBADF           9 ///< Bad file number.
#define ECHILD          10 ///< No child processes.
#define EAGAIN          11 ///< Try again.
#define ENOMEM          12 ///< Out of memory.
#define EACCES          13 ///< Permission denied.
#define EFAULT          14 ///< Bad address.
#define ENOTBLK         15 ///< Block device required.
#define EBUSY           16 ///< Device or resource busy.
#define EEXIST          17 ///< File exists.
#define EXDEV           18 ///< Cross-device link.
#define ENODEV          19 ///< No such device.
#define ENOTDIR         20 ///< Not a directory.
#define EISDIR          21 ///< Is a directory.
#define EINVAL          22 ///< Invalid argument.
#define ENFILE          23 ///< File table overflow.
#define EMFILE          24 ///< Too many open files.
#define ENOTTY          25 ///< Not a typewriter.
#define ETXTBSY         26 ///< Text file busy.
#define EFBIG           27 ///< File too large.
#define ENOSPC          28 ///< No space left on device.
#define ESPIPE          29 ///< Illegal seek.
#define EROFS           30 ///< Read-only file system.
#define EMLINK          31 ///< Too many links.
#define EPIPE           32 ///< Broken pipe.
#define EDOM            33 ///< Math argument out of domain of func.
#define ERANGE          34 ///< Math result not representable.
#define EDEADLK         35 ///< Resource deadlock would occur.
#define ENAMETOOLONG    36 ///< File name too long.
#define ENOLCK          37 ///< No record locks available.
#define ENOSYS          38 ///< Function not implemented.
#define ENOTEMPTY       39 ///< Directory not empty.
#define ELOOP           40 ///< Too many symbolic links encountered.
#define EWOULDBLOCK     EAGAIN ///< Operation would block.
#define ENOMSG          42 ///< No message of desired type.
#define EIDRM           43 ///< Identifier removed.
#define ECHRNG          44 ///< Channel number out of range.
#define EL2NSYNC        45 ///< Level 2 not synchronized.
#define EL3HLT          46 ///< Level 3 halted.
#define EL3RST          47 ///< Level 3 reset.
#define ELNRNG          48 ///< Link number out of range.
#define EUNATCH         49 ///< Protocol driver not attached.
#define ENOCSI          50 ///< No CSI structure available.
#define EL2HLT          51 ///< Level 2 halted.
#define EBADE           52 ///< Invalid exchange.
#define EBADR           53 ///< Invalid request descriptor.
#define EXFULL          54 ///< Exchange full.
#define ENOANO          55 ///< No anode.
#define EBADRQC         56 ///< Invalid request code.
#define EBADSLT         57 ///< Invalid slot.
#define EDEADLOCK       EDEADLK ///< Resource deadlock would occur.
#define EBFONT          59 ///< Bad font file format.
#define ENOSTR          60 ///< Device not a stream.
#define ENODATA         61 ///< No data available.
#define ETIME           62 ///< Timer expired.
#define ENOSR           63 ///< Out of streams resources.
#define ENONET          64 ///< Machine is not on the network.
#define ENOPKG          65 ///< Package not installed.
#define EREMOTE         66 ///< Object is remote.
#define ENOLINK         67 ///< Link has been severed.
#define EADV            68 ///< Advertise error.
#define ESRMNT          69 ///< Srmount error.
#define ECOMM           70 ///< Communication error on send.
#define EPROTO          71 ///< Protocol error.
#define EMULTIHOP       72 ///< Multihop attempted.
#define EDOTDOT         73 ///< RFS specific error.
#define EBADMSG         74 ///< Not a data message.
#define EOVERFLOW       75 ///< Value too large for defined data type.
#define ENOTUNIQ        76 ///< Name not unique on network.
#define EBADFD          77 ///< File descriptor in bad state.
#define EREMCHG         78 ///< Remote address changed.
#define ELIBACC         79 ///< Can not access a needed shared library.
#define ELIBBAD         80 ///< Accessing a corrupted shared library.
#define ELIBSCN         81 ///< .lib section in a.out corrupted.
#define ELIBMAX         82 ///< Attempting to link in too many shared libraries.
#define ELIBEXEC        83 ///< Cannot exec a shared library directly.
#define EILSEQ          84 ///< Illegal byte sequence.
#define ERESTART        85 ///< Interrupted system call should be restarted.
#define ESTRPIPE        86 ///< Streams pipe error.
#define EUSERS          87 ///< Too many users.
#define ENOTSOCK        88 ///< Socket operation on non-socket.
#define EDESTADDRREQ    89 ///< Destination address required.
#define EMSGSIZE        90 ///< Message too long.
#define EPROTOTYPE      91 ///< Protocol wrong type for socket.
#define ENOPROTOOPT     92 ///< Protocol not available.
#define EPROTONOSUPPORT 93 ///< Protocol not supported.
#define ESOCKTNOSUPPORT 94 ///< Socket type not supported.
#define EOPNOTSUPP      95 ///< Operation not supported on transport endpoint.
#define EPFNOSUPPORT    96 ///< Protocol family not supported.
#define EAFNOSUPPORT    97 ///< Address family not supported by protocol.
#define EADDRINUSE      98 ///< Address already in use.
#define EADDRNOTAVAIL   99 ///< Cannot assign requested address.
#define ENETDOWN        100 ///< Network is down.
#define ENETUNREACH     101 ///< Network is unreachable.
#define ENETRESET       102 ///< Network dropped connection because of reset.
#define ECONNABORTED    103 ///< Software caused connection abort.
#define ECONNRESET      104 ///< Connection reset by peer.
#define ENOBUFS         105 ///< No buffer space available.
#define EISCONN         106 ///< Transport endpoint is already connected.
#define ENOTCONN        107 ///< Transport endpoint is not connected.
#define ESHUTDOWN       108 ///< Cannot send after transport endpoint shutdown.
#define ETOOMANYREFS    109 ///< Too many references: cannot splice.
#define ETIMEDOUT       110 ///< Connection timed out.
#define ECONNREFUSED    111 ///< Connection refused.
#define EHOSTDOWN       112 ///< Host is down.
#define EHOSTUNREACH    113 ///< No route to host.
#define EALREADY        114 ///< Operation already in progress.
#define EINPROGRESS     115 ///< Operation now in progress.
#define ESTALE          116 ///< Stale NFS file handle.
#define EUCLEAN         117 ///< Structure needs cleaning.
#define ENOTNAM         118 ///< Not a XENIX named type file.
#define ENAVAIL         119 ///< No XENIX semaphores available.
#define EISNAM          120 ///< Is a named type file.
#define EREMOTEIO       121 ///< Remote I/O error.
#define EDQUOT          122 ///< Quota exceeded.
#define ENOMEDIUM       123 ///< No medium found.
#define EMEDIUMTYPE     124 ///< Wrong medium type.
#define ENOTSCHEDULABLE 125 ///< The periodc process cannot be scheduled.