1.2. errno — Error numbers

Source code: src/kernel/errno.h

Defines

EPERM 1
ENOENT 2

No such file or directory.

ESRCH 3

No such process.

EINTR 4

Interrupted system call.

EIO 5

I/O error.

ENXIO 6

No such device or address.

E2BIG 7

Argument list too long.

ENOEXEC 8

Exec format error.

EBADF 9

Bad file number.

ECHILD 10

No child processes.

EAGAIN 11

Try again.

ENOMEM 12

Out of memory.

EACCES 13

Permission denied.

EFAULT 14

Bad address.

ENOTBLK 15

Block device required.

EBUSY 16

Device or resource busy.

EEXIST 17

File exists.

EXDEV 18

Cross-device link.

ENODEV 19

No such device.

ENOTDIR 20

Not a directory.

EISDIR 21

Is a directory.

EINVAL 22

Invalid argument.

ENFILE 23

File table overflow.

EMFILE 24

Too many open files.

ENOTTY 25

Not a typewriter.

ETXTBSY 26

Text file busy.

EFBIG 27

File too large.

ENOSPC 28

No space left on device.

ESPIPE 29

Illegal seek.

EROFS 30

Read-only file system.

Too many links.

EPIPE 32

Broken pipe.

EDOM 33

Math argument out of domain of func.

ERANGE 34

Math result not representable.

EDEADLK 35

Resource deadlock would occur.

ENAMETOOLONG 36

File name too long.

ENOLCK 37

No record locks available.

ENOSYS 38

Function not implemented.

ENOTEMPTY 39

Directory not empty.

ELOOP 40

Too many symbolic links encountered.

EWOULDBLOCK EAGAIN

Operation would block.

ENOMSG 42

No message of desired type.

EIDRM 43

Identifier removed.

ECHRNG 44

Channel number out of range.

EL2NSYNC 45

Level 2 not synchronized.

EL3HLT 46

Level 3 halted.

EL3RST 47

Level 3 reset.

ELNRNG 48

Link number out of range.

EUNATCH 49

Protocol driver not attached.

ENOCSI 50

No CSI structure available.

EL2HLT 51

Level 2 halted.

EBADE 52

Invalid exchange.

EBADR 53

Invalid request descriptor.

EXFULL 54

Exchange full.

ENOANO 55

No anode.

EBADRQC 56

Invalid request code.

EBADSLT 57

Invalid slot.

EDEADLOCK EDEADLK
EBFONT 59

Bad font file format.

ENOSTR 60

Device not a stream.

ENODATA 61

No data available.

ETIME 62

Timer expired.

ENOSR 63

Out of streams resources.

ENONET 64

Machine is not on the network.

ENOPKG 65

Package not installed.

EREMOTE 66

Object is remote.

Link has been severed.

EADV 68

Advertise error.

ESRMNT 69

Srmount error.

ECOMM 70

Communication error on send.

EPROTO 71

Protocol error.

EMULTIHOP 72

Multihop attempted.

EDOTDOT 73

RFS specific error.

EBADMSG 74

Not a data message.

EOVERFLOW 75

Value too large for defined data type.

ENOTUNIQ 76

Name not unique on network.

EBADFD 77

File descriptor in bad state.

EREMCHG 78

Remote address changed.

ELIBACC 79

Can not access a needed shared library.

ELIBBAD 80

Accessing a corrupted shared library.

ELIBSCN 81

.lib section in a.out corrupted.

ELIBMAX 82

Attempting to link in too many shared libraries.

ELIBEXEC 83

Cannot exec a shared library directly.

EILSEQ 84

Illegal byte sequence.

ERESTART 85

Interrupted system call should be restarted.

ESTRPIPE 86

Streams pipe error.

EUSERS 87

Too many users.

ENOTSOCK 88

Socket operation on non-socket.

EDESTADDRREQ 89

Destination address required.

EMSGSIZE 90

Message too long.

EPROTOTYPE 91

Protocol wrong type for socket.

ENOPROTOOPT 92

Protocol not available.

EPROTONOSUPBOARD 93

Protocol not supported.

ESOCKTNOSUPBOARD 94

Socket type not supported.

EOPNOTSUPP 95

Operation not supported on transport endpoint.

EPFNOSUPBOARD 96

Protocol family not supported.

EAFNOSUPBOARD 97

Address family not supported by protocol.

EADDRINUSE 98

Address already in use.

EADDRNOTAVAIL 99

Cannot assign requested address.

ENETDOWN 100

Network is down.

ENETUNREACH 101

Network is unreachable.

ENETRESET 102

Network dropped connection because of reset.

ECONNABORTED 103

Software caused connection abort.

ECONNRESET 104

Connection reset by peer.

ENOBUFS 105

No buffer space available.

EISCONN 106

Transport endpoint is already connected.

ENOTCONN 107

Transport endpoint is not connected.

ESHUTDOWN 108

Cannot send after transport endpoint shutdown.

ETOOMANYREFS 109

Too many references: cannot splice.

ETIMEDOUT 110

Connection timed out.

ECONNREFUSED 111

Connection refused.

EHOSTDOWN 112

Host is down.

EHOSTUNREACH 113

No route to host.

EALREADY 114

Operation already in progress.

EINPROGRESS 115

Operation now in progress.

ESTALE 116

Stale NFS file handle.

EUCLEAN 117

Structure needs cleaning.

ENOTNAM 118

Not a XENIX named type file.

ENAVAIL 119

No XENIX sems available.

EISNAM 120

Is a named type file.

EREMOTEIO 121

Remote I/O error.

EDQUOT 122

Quota exceeded.

ENOMEDIUM 123

No medium found.

EMEDIUMTYPE 124

Wrong medium type.

ECANCELED 125

Operation Canceled.

ENOKEY 126

Required key not available.

EKEYEXPIRED 127

Key has expired.

EKEYREVOKED 128

Key has been revoked.

EKEYREJECTED 129

Key was rejected by service.

ESTACK 1000

Stack corrupt.

EBTASSERT 1001

Test assertion.

EASSERT 1002

Assertion.