Learn R Programming
tools (version 3.3)

checkMD5sums: Check and Create MD5 Checksum Files

Description

checkMD5sums checks the files against a file MD5.

Usage

checkMD5sums(package, dir)

Arguments

package
the name of an installed package
dir
the path to the top-level directory of an installed package.

Value

  • checkMD5sums returns a logical, NA if there is no MD5 file to be checked.

Details

The file MD5 which is created is in a format which can be checked by md5sum -c MD5 if a suitable command-line version of md5sum is available. (For Windows, one is supplied in the bundle at https://cran.r-project.org/bin/windows/Rtools.)

If dir is missing, an installed package of name package is searched for.

The private function tools:::.installMD5sums is used to create MD5 files in the Windows build.

See Also

md5sum