bug#42402: Enhancement request re zcat with empty files

[Paul Eggert]

> I am asking for an enhancement to zcat, that it should silently ignore 
> empty files, either always, or (if that conflicts with POSIX or some 
> other standard), by a command line option.

zcat -f does what you're asking for. For example:

$ touch empty
$ echo something | gzip >abc.gz
$ zcat -f *
something

Since the -f option satisfies your request I'll close the bug report.