errno 의미

errno 의미

c 프로그래밍 하다가 뭔가 문제가 생기면 errno를 들여다보기 마련

그러나 errono는 정수로 돌아오고, 문자열로 바꾸기^[각주:1]도 귀찮고 해서 작업하다 곧바로 볼 수 있게 리스트로 작성했다

이 리스트는 linux 4.2 amd64에서 만든 것이다. 맥이나 윈도우 플랫폼에서 의미가 바뀔 지도 모르나... 아마 동일할듯 하다

Ctrl+F를 사용해 쉽게 검색하자

errno 0> Success
errno 1> Operation not permitted
errno 2> No such file or directory
errno 3> No such process
errno 4> Interrupted system call
errno 5> Input/output error
errno 6> No such device or address
errno 7> Argument list too long
errno 8> Exec format error
errno 9> Bad file descriptor
errno 10> No child processes
errno 11> Resource temporarily unavailable
errno 12> Cannot allocate memory
errno 13> Permission denied
errno 14> Bad address
errno 15> Block device required
errno 16> Device or resource busy
errno 17> File exists
errno 18> Invalid cross-device link
errno 19> No such device
errno 20> Not a directory
errno 21> Is a directory
errno 22> Invalid argument
errno 23> Too many open files in system
errno 24> Too many open files
errno 25> Inappropriate ioctl for device
errno 26> Text file busy
errno 27> File too large
errno 28> No space left on device
errno 29> Illegal seek
errno 30> Read-only file system
errno 31> Too many links
errno 32> Broken pipe
errno 33> Numerical argument out of domain
errno 34> Numerical result out of range
errno 35> Resource deadlock avoided
errno 36> File name too long
errno 37> No locks available
errno 38> Function not implemented
errno 39> Directory not empty
errno 40> Too many levels of symbolic links
errno 41> Unknown error 41
errno 42> No message of desired type
errno 43> Identifier removed
errno 44> Channel number out of range
errno 45> Level 2 not synchronized
errno 46> Level 3 halted
errno 47> Level 3 reset
errno 48> Link number out of range
errno 49> Protocol driver not attached
errno 50> No CSI structure available
errno 51> Level 2 halted
errno 52> Invalid exchange
errno 53> Invalid request descriptor
errno 54> Exchange full
errno 55> No anode
errno 56> Invalid request code
errno 57> Invalid slot
errno 58> Unknown error 58
errno 59> Bad font file format
errno 60> Device not a stream
errno 61> No data available
errno 62> Timer expired
errno 63> Out of streams resources
errno 64> Machine is not on the network
errno 65> Package not installed
errno 66> Object is remote
errno 67> Link has been severed
errno 68> Advertise error
errno 69> Srmount error
errno 70> Communication error on send
errno 71> Protocol error
errno 72> Multihop attempted
errno 73> RFS specific error
errno 74> Bad message
errno 75> Value too large for defined data type
errno 76> Name not unique on network
errno 77> File descriptor in bad state
errno 78> Remote address changed
errno 79> Can not access a needed shared library
errno 80> Accessing a corrupted shared library
errno 81> .lib section in a.out corrupted
errno 82> Attempting to link in too many shared libraries
errno 83> Cannot exec a shared library directly
errno 84> Invalid or incomplete multibyte or wide character
errno 85> Interrupted system call should be restarted
errno 86> Streams pipe error
errno 87> Too many users
errno 88> Socket operation on non-socket
errno 89> Destination address required
errno 90> Message too long
errno 91> Protocol wrong type for socket
errno 92> Protocol not available
errno 93> Protocol not supported
errno 94> Socket type not supported
errno 95> Operation not supported
errno 96> Protocol family not supported
errno 97> Address family not supported by protocol
errno 98> Address already in use
errno 99> Cannot assign requested address
errno 100> Network is down
errno 101> Network is unreachable
errno 102> Network dropped connection on reset
errno 103> Software caused connection abort
errno 104> Connection reset by peer
errno 105> No buffer space available
errno 106> Transport endpoint is already connected
errno 107> Transport endpoint is not connected
errno 108> Cannot send after transport endpoint shutdown
errno 109> Too many references: cannot splice
errno 110> Connection timed out
errno 111> Connection refused
errno 112> Host is down
errno 113> No route to host
errno 114> Operation already in progress
errno 115> Operation now in progress
errno 116> Stale file handle
errno 117> Structure needs cleaning
errno 118> Not a XENIX named type file
errno 119> No XENIX semaphores available
errno 120> Is a named type file
errno 121> Remote I/O error
errno 122> Disk quota exceeded
errno 123> No medium found
errno 124> Wrong medium type
errno 125> Operation canceled
errno 126> Required key not available
errno 127> Key has expired
errno 128> Key has been revoked
errno 129> Key was rejected by service
errno 130> Owner died
errno 131> State not recoverable
errno 132> Operation not possible due to RF-kill
errno 133> Memory page has hardware error

1. string.h의 strerror(errno)를 사용하면 된다 [본문으로]