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snd_ctl_close()

Close a control handle

Synopsis:

#include <sys/asoundlib.h>

int snd_ctl_close( snd_ctl_t *handle );

Arguments:

handle

The handle for the control connection to the card. This must be a handle created by snd_ctl_open().

Library:

libasound.so

Description:

The snd_ctl_close() function frees all the resources allocated with the control handle and closes the connection to the control interface.

Returns:

Zero on success, or a negative value on error.

Errors:

-EBADF

Invalid file descriptor. Your handle may be corrupt.

-EINTR

The close() call was interrupted by a signal.

-EINVAL

Invalid handle argument.

-EIO

An I/O error occurred while updating the directory information.

-ENOSPC

A previous buffered write call has failed.

Classification:

QNX Neutrino

See also:

snd_ctl_open()