$NetBSD: shutdown.2,v 1.5 1995/02/27 12:37:11 cgd Exp $

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@(#)shutdown.2 8.1 (Berkeley) 6/4/93

.Dd June 4, 1993 .Dt SHUTDOWN 2 .Os BSD 4.2 .Sh NAME .Nm shutdown .Nd shut down part of a full-duplex connection .Sh SYNOPSIS .Fd #include <sys/socket.h> .Ft int .Fo shutdown .Fa "int socket" .Fa "int how" .Fc .Sh DESCRIPTION The .Fn shutdown call causes all or part of a full-duplex connection on the socket associated with .Fa socket to be shut down. If .Fa how is .Dv SHUT_RD , further receives will be disallowed. If .Fa how is .Dv SHUT_WR , further sends will be disallowed. If .Fa how is .Dv SHUT_RDWR , further sends and receives will be disallowed. .Sh RETURN VALUES .Rv -std shutdown .Sh ERRORS The call succeeds unless: l -tag -width Er ===========
t Bq Er EBADF .Fa Socket is not a valid descriptor. ===========
t Bq Er EINVAL The .Fa how argument is invalid. ===========
t Bq Er ENOTCONN The specified socket is not connected. ===========
t Bq Er ENOTSOCK .Fa Socket is a file, not a socket. .El .Sh SEE ALSO .Xr connect 2 , .Xr socket 2 .Sh HISTORY The .Fn shutdown function call appeared in x 4.2 .