csi_close(3)                        CLIX                        csi_close(3)



  NAME

    csi_close - Closes a Command Status Interface (CSI) port

  LIBRARY

    Intergraph Device Library (libix.a)

  SYNOPSIS

    #include <sys/xio/xerr.h>

    int csi_close(
      int channel );

  PARAMETERS

    channel   An integer representing a Command Status Interface channel

  DESCRIPTION

    The csi_close() function terminates all pending requests associated with
    the calling process on the Command Status Interface (CSI) port of the
    Image System Interface (ISI) board referenced by channel and closes the
    port.  The channel must have been opened with csi_open().

  RETURN VALUES

    Upon successful completion, a value of 0 is returned.  Otherwise, one of
    the following failure codes is returned.

  ERRORS

    The csi_close() function will fail if one of the following is true:

    [XIO_FAILURE]
           The system does not contain the driver needed to support this
           request.

    [ISI_CHANNEL_NOT_OPEN]
           The specified channel is not open for this process.

  RELATED INFORMATION

    Functions:  csi_open(3), csi_cmd(3), csi_dstat(3), csi_ustat(3),
    csi_death(3)

    Files:  xcsi(7)






  2/94 - Intergraph Corporation                                              1