Defines functions onLoad

.onLoad <- function(libname, pkgname) {
        library.dynam('Rgraphviz', pkgname, libname)
    }, error=function(err) {
        msg <- sprintf("
            Rgraphviz is unable to be loaded.  This typically
            is a symptom of an installation problem.  From 2.x.x
            onwards, Graphviz ought to come bundled with Rgraphviz.

            If you are trying to use an external Graphviz, see
            additional instructions in the 'README' file of the
            Rgraphviz 'source' distribution, available at


            Ask further questions on the Bioconductor mailing list


            ", as.character(Rgraphviz:::.graphviz_build_version))
        stop(conditionMessage(err), "\n\n",
             paste(strwrap(msg, indent=2, exdent=2), collapse="\n"))
    .Call("Rgraphviz_init", PACKAGE = "Rgraphviz")
kasperdanielhansen/Rgraphviz documentation built on May 18, 2017, 4:04 p.m.