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.\"     @(#)shutdown.2  6.4 (Berkeley) 3/10/91
.\"
.\" Modified Sat Jul 24 09:57:55 1993 by Rik Faith (faith@cs.unc.edu)
.\"
.\" Translated into german by Markus Schmitt (fw@math.uni-sb.de)
.\"
.TH SHUTDOWN 2 "1. Juni 1996" "BSD" "Systemaufrufe"
.\"
.SH BEZEICHNUNG
shutdown - beendet einen Teil einer Voll-Duplex-Verbindung
.SH "ÜBERSICHT"
.nf
.B #include <sys/socket.h>
.sp
.BI "int shutdown(int s , int how );"
.sp
.BI "int shutdown(int " s ", int " how );
.fi
.SH BESCHREIBUNG
Der Aufruf shutdown beendet eine ganze Voll-Duplex-Verbindung oder 
einen Teil einer Voll-Duplex-Verbindung, die mit dem Socket
.I s
verbunden ist.
Ist how = 0 , so werden weitere empfangene Nachrichten abgelehnt.
Ist how = 1 , so werden weitere zu sendende Nachrichten abgelehnt.
Ist how = 2 , so werden zu sendende und empfangene Nachrichten abgelehnt.
.SH "RÜCKGABEWERT"
Beim erfolgreichen Aufruf, bekommt man 0 zurück, ansonsten wird \-1
zurückgegeben und die Variable
.I errno
gesetzt:
.SH FEHLER
.TP 0.8i
.TP
.B EBADF
.I s
ist kein korrekter Descriptor
.TP
.B ENOTSOCK
.I s
ist ein File, kein Socket
.TP
.TP
.B ENOTCONN
der angegebene Socket hat keine Verbindung
.SH GESCHICHTE
shutdown tauchte das erste Mal in BSD 4.2 auf
.SH "SIEHE AUCH"
.BR connect (2),
.BR socket (2).