is_tarfile: Check if file is tar archived or not.

In DyfanJones/sagemaker-r-local: Sagemaker core classes, methods and functions

Check if file is tar archived or not.

Description

Check the magic bytes at offset 257. If they match "ustar" including the null terminator, the file is probably a tar. https://www.gnu.org/software/tar/manual/html_node/Standard.html

Usage

is_tarfile(path)

Arguments

path	A character of filepath to tar archived file.

See Also

Other r_utils: Enum(), IsSubR6Class(), cls_help(), format_class(), is_list_named(), islistempty(), pkg_method(), retry_api_call(), rsplit(), split_str(), write_bin()

DyfanJones/sagemaker-r-local documentation built on June 14, 2022, 10:32 p.m.