From: Chris Torek <chris.torek@gmail.com>
Date: Thu, 18 Feb 2021 10:18:25 GMT
Subject: Re: git-send-email: smtpserver in $HOME
Message-ID: <CAPx1Gvf1pXCp9YVQSQ1_-w3-A8qYZD7tsFV80njsXD-+Jap6Xw@mail.gmail.com>
In-Reply-To: <CAG+K25NC3H7L5TpxmR_kCvmqR8GPdCEdTt740F34ON4TWoPCpg@mail.gmail.com>

Just a small point here:

On Tue, Feb 16, 2021 at 2:17 PM Jan “Khardix” Staněk <khardix@gmail.com> wrote:
> Well, unless I'm missing something, shouldn't the tilde above be
> expanded by the shell before actually being passed as argument?

Maybe.  Some shells do and some don't:

$ echo foo=~/foo
foo=~/foo

bash$ echo foo=~/foo
foo=/home/torek/foo

for instance.

> So I actually did my homework and skimmed through the relevant RFCs
> (RFC952 and RFC1123); as it turns out, no, it cannot
> – only ASCII alphanumerics, '-' and '.' are valid characters.

Right: tilde and slash are both verboten. (Underscore is too, but
that one does get used and some programs allow it.)

Chris