Allows to display a progress bar in the R console for long running computations taking place in c++ code, and support for interrupting those computations even in multithreaded code, typically using OpenMP.
a R package that provides a c++ interruptible progress bar with OpenMP support for c++ code in R packages
see a detailed example on Rcpp Gallery: http://gallery.rcpp.org/articles/using-rcppprogress/
Just install it the usual way.
If you want more control, unarchive it, cd to the source directory, then type R CMD INSTALL . in the console.
Send me a pull request with at least one test or example