R/zzz.R

Defines functions .onAttach

# first and last lib functions

.onAttach = function(libname, pkgname)
{
  ourVer = try( gsub("[^0-9_.-]", "", packageVersion("WGCNA"), fixed = FALSE) );

  if (inherits(ourVer, "try-error")) ourVer = "";

#  printFlush("==========================================================================\n*");
#  printFlush(paste("*  Package WGCNA", ourVer, "loaded.\n*"))
#
#  if (.useNThreads()==1 && .nProcessorsOnline() > 1)
#  {
#   printFlush(spaste(
#         "*    Important note: It appears that your system supports multi-threading,\n",
#         "*    but it is not enabled within WGCNA in R. \n",
#         "*    To allow multi-threading within WGCNA with all available cores, use \n",
#         "*\n",
#         "*          allowWGCNAThreads()\n",
#         "*\n",
#         "*    within R. Use disableWGCNAThreads() to disable threading if necessary.\n",
#         "*    Alternatively, set the following environment variable on your system:\n", 
#         "*\n",
#         "*          ", .threadAllowVar, "=<number_of_processors>\n",
#         "*\n",
#         "*    for example \n",
#         "*\n",
#         "*          ", .threadAllowVar, "=", .nProcessorsOnline(), "\n",
#         "*\n",
#         "*    To set the environment variable in linux bash shell, type \n",
#         "*\n",
#         "*           export ", .threadAllowVar, "=", .nProcessorsOnline(), 
#         "\n*",
#         "\n*     before running R. Other operating systems or shells will", 
#         "\n*     have a similar command to achieve the same aim.\n*"));
#  }
#  printFlush("==========================================================================\n\n");


  imputeVer = try( gsub("[^0-9_.-]", "", packageVersion("impute"), fixed = FALSE) );

  if (!inherits(imputeVer, "try-error"))
  {
    if (compareVersion(imputeVer, "1.12")< 0)
    {
      printFlush(paste("*!*!*!*!*!*!* Caution: installed package 'impute' is too old.\n",
            "Old versions of this package can occasionally crash the code or the entire R session.\n",
            "If you already have the newest version available from CRAN, \n",
            "and you still see this warning, please download the impute package \n",
            "from Bioconductor at \n",
            "http://www.bioconductor.org/packages/release/bioc/html/impute.html . \n",
            "If the above link is dead, search for package 'impute' \n",
            "in the Downloads -> Software section of http://www.bioconductor.org .\n"));
    }
  }
}

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WGCNA documentation built on March 1, 2021, 1:05 a.m.