rtIOStreamClose

Shut down communications channel

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Syntax

errFlg = rtIOStreamClose(streamID)

Description

example

errFlg = rtIOStreamClose(streamID) shuts down the communications channel and cleans up associated resources.

Examples

Close Communications Channel

This code from rtiostreamtest.c detects errors when closing the communications channel.

static int closeServer(void)
{
    const int errorOccurred = rtIOStreamClose(streamID);
    if (errorOccurred == RTIOSTREAM_ERROR)
    {
        return errorOccurred;
    }
    return RTIOSTREAM_NO_ERROR;
}

Input Arguments

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Handle to the stream returned by a previous call to rtIOStreamOpen.

Output Arguments

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If the function runs without errors, it returns zero. Otherwise, it returns -1.

The rtiostream.h file defines these macros: 

#define RTIOSTREAM_ERROR (-1)
#define RTIOSTREAM_NO_ERROR (0)

See Also

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Topics

Introduced in R2009a

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