Re: [Help-tar] How do I create a tar file similar to a sample tar file?

[Pavel Raiskup]

On Saturday 08 of November 2014 15:20:16 Pavel Raiskup wrote:
> > 2- My other concern is the output associated with the file command; for
> > tar.file I get: POSIX tar archive (GNU) and for
> > N900PVPUCNC5_N900PSPTCNC5_N900PVPUCNC5_HOME.tar.md5 I get POSIX tar
> > archive. Is there a difference between the GNU version vs. whatever is
> > the default format?
>
> [..]
> How the 'file' utility is able to detect that 'GNU tar' created the
> archive, I don't know, TBH.  Probably there is some detectable footprint.

https://github.com/file/file/blob/43137d87ebe726757ff4b91cd8aae9b8e355fc5a/src/tar.h#L73