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Man Pages


Manual Reference Pages  -  NN_CLOSE (3)

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NAME

nn_close - close an SP socket

CONTENTS

SYNOPSIS

#include <nanomsg/nn.h>

int nn_close (int s);

DESCRIPTION

Closes the socket s. Any buffered inbound messages that were not yet received by the application will be discarded. The library will try to deliver any outstanding outbound messages for the time specified by NN_LINGER socket option. The call will block in the meantime.

RETURN VALUE

If the function succeeds zero is returned. Otherwise, -1 is returned and errno is set to to one of the values defined below.

ERRORS

EBADF

The provided socket is invalid.

EINTR

Operation was interrupted by a signal. The socket is not fully closed yet. Operation can be re-started by calling nn_close() again.

EXAMPLE

int s = nn_socket (AF_SP, NN_PUB);
assert (s >= 0);
int rc = nn_close (s);
assert (rc == 0);

SEE ALSO

nn_socket(3) nn_setsockopt(3) nanomsg(7)

AUTHORS

Martin Sustrik <\m[blue]sustrik@250bpm.com\m[][1]>

NOTES

1. sustrik@250bpm.com  mailto:sustrik@250bpm.com
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nanomsg Unknown NN_CLOSE (3) 03/17/2016

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