R/zzz.R

In circlize: Circular Visualization

setLoadActions(function(ns) {
	circos.par("__tempdir__" = tempdir())
})

.onAttach = function(libname, pkgname) {
    version = packageDescription(pkgname, fields = "Version")

  	msg = paste0("========================================
", pkgname, " version ", version, "
CRAN page: https://cran.r-project.org/package=circlize
Github page: https://github.com/jokergoo/circlize
Documentation: https://jokergoo.github.io/circlize_book/book/

If you use it in published research, please cite:
Gu, Z. circlize implements and enhances circular visualization
  in R. Bioinformatics 2014.

This message can be suppressed by:
  suppressPackageStartupMessages(library(circlize))
========================================
")
    packageStartupMessage(msg)
}