make_untar_process: Create a tar background process

In r-lib/pkginstall: Installs Packages from Local Files

Description

Use an external tar program, if there is a working one, otherwise use the internal implementation.

Usage

make_untar_process(tarfile, files = NULL, exdir = ".",
  restore_times = TRUE, post_process = NULL)

Arguments

tarfile	Tar file.
files	Files or regular expressions to set what to extract. if NULL then everything is extracted.
exdir	Where to extract the archive. It must exist.
restore_times	Whether to restore file modification times.
post_process	Function to call after the extraction.

Details

When using the internal implementation, we need to start another R process.

Value

The callr::process object.

r-lib/pkginstall documentation built on April 9, 2020, 6:11 a.m.