bug#39768: -t prints extra newlines

[Jim Meyering]

On Mon, Feb 24, 2020 at 8:06 AM 積丹尼 Dan Jacobson <address@hidden> wrote:
> Man page doesn't say where to send bugs, unlike all other GNU man pages.
>
> Man page says
>        -t --test
>               Test. Check the compressed file integrity.
> It should also say "and quit"
> like
>        -V --version
>               Version. Display the version number and compilation options 
> then quit.
> says.

Thank you for those suggestions. I've addressed both with the attached patch.
Will push tomorrow.

> Also
> $ gunzip -t file.gz
>
> gzip: file.gz: invalid compressed data--crc error
>
> gzip: file.gz: invalid compressed data--length error
>
> prints extra newlines.
>
> $ gunzip -V
> gzip 1.9

I don't know off hand why all of those diagnostics deliberately start
(and end) with newline, so at least for now, I'm inclined to leave
them as-is.

gzip-man.diff
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