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NAME

shutdown - shut down part of a full-duplex connection
 

SYNOPSIS

cc [ flag... ] file... -lsocket  -lnsl  [ library... ]
#include <sys/socket.h>

int shutdown(int s, int how);

DESCRIPTION

The shutdown() call shuts down all or part of a full-duplex connection on the socket associated with s. If how is SHUT_RD, further receives are disallowed. If how is SHUT_WR, further sends are disallowed. If how is SHUT_RDWR, further sends and receives are disallowed.

The how values should be defined constants.  

RETURN VALUES

0 is returned if the call succeeds.

-1 is returned if the call fails.  

ERRORS

The call succeeds unless one of the following conditions exists:

EBADF

The s value is not a valid file descriptor.

ENOMEM

Insufficient user memory is available for the operation to complete.

ENOSR

Insufficient STREAMS resources are available for the operation to complete.

ENOTCONN

The specified socket is not connected.

ENOTSOCK

The s value is not a socket.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE MT-Level Safe

SEE ALSO

connect(3SOCKET), socket(3SOCKET), socket.h(3HEAD), attributes(5)

Index

NAME

SYNOPSIS

DESCRIPTION

RETURN VALUES

ERRORS

ATTRIBUTES

SEE ALSO

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