errno.h

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#ifndef _LINUX_ERRNO_H
#define _LINUX_ERRNO_H

#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       58      ///< File locking deadlock error 
#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 

/// Should never be seen by user programs 
#define ERESTARTSYS     512
#define ERESTARTNOINTR  513
#define ERESTARTNOHAND  514     ///< restart if no handler.. 

#endif

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