Shut down part of a full-duplex connection
Synopsis:
#include <sys/socket.h>
int shutdown( int s,
int how );
Arguments:
- s
- A descriptor for the socket, as returned by
socket().
- how
- How you want to shut down the connection:
| If how is: |
The TCP/IP manager won't allow: |
| SHUT_RD |
Further receives |
| SHUT_WR |
Further sends |
| SHUT_RDWR |
Further sends and receives |
Library:
libsocket
Use the -l socket option to
qcc
to link against this library.
Description:
The shutdown() call shuts down all or part of a
full-duplex connection on the socket associated with s.
Returns:
- 0
- Success.
- -1
- An error occurred
(errno is set).
Errors:
- EBADF
- Invalid descriptor s.
Classification:
POSIX 1003.1
| Safety: |
|
|---|
| Cancellation point |
No |
| Interrupt handler |
No |
| Signal handler |
Yes |
| Thread |
Yes |