R/setTCPNoDelay.R

setTCPNoDelay <- function( socket, value=TRUE )
  {
    if(!any(c("socket","sockconn") %in% class(socket)))
      stop("socket must be a socket object")

    buffer <- paste(rep(" ", 1000), sep='', collapse='')

    if("sockconn" %in% class(socket))
      conn <- getConnection(socket[1])
    else
      conn <- socket

    retval <- .C(C_setTCPNoDelay,
                 socket     = as.integer(socket[1]),
                 flag       = as.integer(value),
                 status     = integer(1),
                 status.str = as.character(buffer),
                 status.len = as.integer(nchar(buffer)),
                 PACKAGE    = "gtools"
                 )

    if(retval$status != 0)
      stop( retval$status.str )
    else
      invisible(retval$status.str)
  }

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gtools documentation built on May 2, 2019, 4:52 p.m.