Nothing
packagefile="gdata_2.16.0.tar.gz"
destdir=tempdir()
checkReverseDependencies <- function(packagefile, destdir=tempdir(), cleanup=FALSE )
{
if(!file.exists(packagefile))
stop(packagefile, " does not exist!")
cat("Using directory '", destdir, "'. Remember to delete it when done.\n", sep='')
file.copy(packagefile, destdir)
package <- gsub("_.*$", "", packagefile)
rdeps <- tools::package_dependencies(package, db=available.packages(), reverse = TRUE)[[1]]
cat( length(rdeps), "reverse dependencies:\n")
print(rdeps)
tools::check_packages_in_dir(destdir, reverse=list(), Ncpus=6)
if(cleanup) unlink(destdir, recursive=TRUE, force=TRUE)
}
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