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#include <errno.h>
#include "error.h"
#define X(e,s) if (i == e) return s;
const char *error_str(int i)
{
X(0,"no error")
X(error_intr,"interrupted system call")
X(error_nomem,"out of memory")
X(error_noent,"file does not exist")
X(error_txtbsy,"text busy")
X(error_io,"input/output error")
X(error_exist,"file already exists")
X(error_timeout,"timed out")
X(error_inprogress,"operation in progress")
X(error_again,"temporary failure")
X(error_wouldblock,"input/output would block")
X(error_pipe,"broken pipe")
X(error_perm,"permission denied")
X(error_acces,"access denied")
X(error_nodevice,"device not configured")
X(error_proto,"protocol error")
X(error_isdir,"is a directory")
X(error_connrefused,"connection refused")
#ifdef ESRCH
X(ESRCH,"no such process")
#endif
#ifdef E2BIG
X(E2BIG,"argument list too long")
#endif
#ifdef ENOEXEC
X(ENOEXEC,"exec format error")
#endif
#ifdef EBADF
X(EBADF,"file descriptor not open")
#endif
#ifdef ECHILD
X(ECHILD,"no child processes")
#endif
#ifdef EDEADLK
X(EDEADLK,"operation would cause deadlock")
#endif
#ifdef EFAULT
X(EFAULT,"bad address")
#endif
#ifdef ENOTBLK
X(ENOTBLK,"not a block device")
#endif
#ifdef EBUSY
X(EBUSY,"device busy")
#endif
#ifdef EXDEV
X(EXDEV,"cross-device link")
#endif
#ifdef ENODEV
X(ENODEV,"device does not support operation")
#endif
#ifdef ENOTDIR
X(ENOTDIR,"not a directory")
#endif
#ifdef EINVAL
X(EINVAL,"invalid argument")
#endif
#ifdef ENFILE
X(ENFILE,"system cannot open more files")
#endif
#ifdef EMFILE
X(EMFILE,"process cannot open more files")
#endif
#ifdef ENOTTY
X(ENOTTY,"not a tty")
#endif
#ifdef EFBIG
X(EFBIG,"file too big")
#endif
#ifdef ENOSPC
X(ENOSPC,"out of disk space")
#endif
#ifdef ESPIPE
X(ESPIPE,"unseekable descriptor")
#endif
#ifdef EROFS
X(EROFS,"read-only file system")
#endif
#ifdef EMLINK
X(EMLINK,"too many links")
#endif
#ifdef EDOM
X(EDOM,"input out of range")
#endif
#ifdef ERANGE
X(ERANGE,"output out of range")
#endif
#ifdef EALREADY
X(EALREADY,"operation already in progress")
#endif
#ifdef ENOTSOCK
X(ENOTSOCK,"not a socket")
#endif
#ifdef EDESTADDRREQ
X(EDESTADDRREQ,"destination address required")
#endif
#ifdef EMSGSIZE
X(EMSGSIZE,"message too long")
#endif
#ifdef EPROTOTYPE
X(EPROTOTYPE,"incorrect protocol type")
#endif
#ifdef ENOPROTOOPT
X(ENOPROTOOPT,"protocol not available")
#endif
#ifdef EPROTONOSUPPORT
X(EPROTONOSUPPORT,"protocol not supported")
#endif
#ifdef ESOCKTNOSUPPORT
X(ESOCKTNOSUPPORT,"socket type not supported")
#endif
#ifdef EOPNOTSUPP
X(EOPNOTSUPP,"operation not supported")
#endif
#ifdef EPFNOSUPPORT
X(EPFNOSUPPORT,"protocol family not supported")
#endif
#ifdef EAFNOSUPPORT
X(EAFNOSUPPORT,"address family not supported")
#endif
#ifdef EADDRINUSE
X(EADDRINUSE,"address already used")
#endif
#ifdef EADDRNOTAVAIL
X(EADDRNOTAVAIL,"address not available")
#endif
#ifdef ENETDOWN
X(ENETDOWN,"network down")
#endif
#ifdef ENETUNREACH
X(ENETUNREACH,"network unreachable")
#endif
#ifdef ENETRESET
X(ENETRESET,"network reset")
#endif
#ifdef ECONNABORTED
X(ECONNABORTED,"connection aborted")
#endif
#ifdef ECONNRESET
X(ECONNRESET,"connection reset")
#endif
#ifdef ENOBUFS
X(ENOBUFS,"out of buffer space")
#endif
#ifdef EISCONN
X(EISCONN,"already connected")
#endif
#ifdef ENOTCONN
X(ENOTCONN,"not connected")
#endif
#ifdef ESHUTDOWN
X(ESHUTDOWN,"socket shut down")
#endif
#ifdef ETOOMANYREFS
X(ETOOMANYREFS,"too many references")
#endif
#ifdef ELOOP
X(ELOOP,"symbolic link loop")
#endif
#ifdef ENAMETOOLONG
X(ENAMETOOLONG,"file name too long")
#endif
#ifdef EHOSTDOWN
X(EHOSTDOWN,"host down")
#endif
#ifdef EHOSTUNREACH
X(EHOSTUNREACH,"host unreachable")
#endif
#ifdef ENOTEMPTY
X(ENOTEMPTY,"directory not empty")
#endif
#ifdef EPROCLIM
X(EPROCLIM,"too many processes")
#endif
#ifdef EUSERS
X(EUSERS,"too many users")
#endif
#ifdef EDQUOT
X(EDQUOT,"disk quota exceeded")
#endif
#ifdef ESTALE
X(ESTALE,"stale NFS file handle")
#endif
#ifdef EREMOTE
X(EREMOTE,"too many levels of remote in path")
#endif
#ifdef EBADRPC
X(EBADRPC,"RPC structure is bad")
#endif
#ifdef ERPCMISMATCH
X(ERPCMISMATCH,"RPC version mismatch")
#endif
#ifdef EPROGUNAVAIL
X(EPROGUNAVAIL,"RPC program unavailable")
#endif
#ifdef EPROGMISMATCH
X(EPROGMISMATCH,"program version mismatch")
#endif
#ifdef EPROCUNAVAIL
X(EPROCUNAVAIL,"bad procedure for program")
#endif
#ifdef ENOLCK
X(ENOLCK,"no locks available")
#endif
#ifdef ENOSYS
X(ENOSYS,"system call not available")
#endif
#ifdef EFTYPE
X(EFTYPE,"bad file type")
#endif
#ifdef EAUTH
X(EAUTH,"authentication error")
#endif
#ifdef ENEEDAUTH
X(ENEEDAUTH,"not authenticated")
#endif
#ifdef ENOSTR
X(ENOSTR,"not a stream device")
#endif
#ifdef ETIME
X(ETIME,"timer expired")
#endif
#ifdef ENOSR
X(ENOSR,"out of stream resources")
#endif
#ifdef ENOMSG
X(ENOMSG,"no message of desired type")
#endif
#ifdef EBADMSG
X(EBADMSG,"bad message type")
#endif
#ifdef EIDRM
X(EIDRM,"identifier removed")
#endif
#ifdef ENONET
X(ENONET,"machine not on network")
#endif
#ifdef ERREMOTE
X(ERREMOTE,"object not local")
#endif
#ifdef ENOLINK
X(ENOLINK,"link severed")
#endif
#ifdef EADV
X(EADV,"advertise error")
#endif
#ifdef ESRMNT
X(ESRMNT,"srmount error")
#endif
#ifdef ECOMM
X(ECOMM,"communication error")
#endif
#ifdef EMULTIHOP
X(EMULTIHOP,"multihop attempted")
#endif
#ifdef EREMCHG
X(EREMCHG,"remote address changed")
#endif
return "unknown error";
}