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bug#24949: Command-line argument parsing: named daemons


From: Eli Zaretskii
Subject: bug#24949: Command-line argument parsing: named daemons
Date: Wed, 16 Nov 2016 05:39:10 +0200

> From: Glenn Morris <address@hidden>
> Date: Tue, 15 Nov 2016 17:25:46 -0500
> 
> Package: emacs
> Severity: minor

I think it should be wishlist.

> This starts a daemon with a server named "FOO":
>    emacs -Q --daemon=FOO
> 
> (This usage is documented in the "Initial Options" appendix of the
> manual, but not mentioned in --help, or the man page.)
> 
> 
> But this very similar form does not work (it starts an un-named daemon and
> visits file "FOO"):
>    emacs -Q --daemon FOO
> 
> Compare with something like "--chdir /tmp", where both forms (with and
> without "=") work.

I wouldn't expect it to work, since long options are documented to
need the equals sign.

> There is a 20-year old comment in emacs.c:
> 
>    Too bad we can't just use getopt for all of this, but we don't have
>    enough information to do it right.
> 
> Perhaps standard argument parsing libraries have improved since then...?

I think that comment is not about the parsing libraries, I think it's
about the fact that submitting the information getopt needs is
difficult or impossible in Emacs, given some of our options.





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