bug#25458: 25.1; tar mode does not handle compressed archives without specific extensions

[Lars Ingebrigtsen]

Eli Zaretskii <eliz@gnu.org> writes:

> But decompressing means, for most compression types, running an
> external program on the file.  Or does OP suggest that we link Emacs
> against libbz2, liblz4, liblzma, etc. to have these decompression
> methods available in core?

No, it would work just like when you read a tar.gz file -- we use
external decompressors for that, too, even if we then parse the
resulting tar file ourselves. 

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