Nothing
# ==> countsubseqs&lrank=xx
# <== code=xx&count=xx
# Returns the number of subsequences in list of rank lrank.
# Code != 0 indicates error.
countsubseqs <- function(lrank, socket = autosocket()){
#
# Check argument:
#
if(!is.finite(lrank)) stop("wrong lrank argument")
#
# Build request:
#
request <- paste("countsubseqs&lrank=", lrank, sep = "")
writeLines(request, socket, sep = "\n")
answerFromServer <- readLines(socket, n = 1)
#
# Check that there is an answer from server:
#
if(length(answerFromServer) == 0){
warning("Empty answer from server")
return(NA)
}
#
# Check that no error is returned:
#
resitem <- parser.socket(answerFromServer)
if(resitem[1] != "0"){
warning(paste("error code from server:", answerFromServer))
return(NA)
}
#
return(as.numeric(resitem[2]))
}
css <- countsubseqs
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