bug#65902: 29.0.92; emacsclient-mail.desktop fails due to complicated escaping

[Jim Porter]

On 10/22/2023 12:53 PM, sbaugh@catern.com wrote:
> Andreas Schwab <schwab@linux-m68k.org> writes:
>
> > On Okt 22 2023, sbaugh@catern.com wrote:
> >
> > > +Exec=emacsclient --alternate-editor= --eval '(message-mailto (pop 
> > > server-eval-args-left))' %u
> >
> > This line is not valid according to the specs.
>
> Is that because of the single quotes surrounding spaces?  Are quoted
> strings not permitted?

According to the spec[1], you should use double quotes instead:

> Quoting must be done by enclosing the argument between double quotes and escaping the double quote character, 
> backtick character ("`"), dollar sign ("$") and backslash character ("\") by 
> preceding it with an additional backslash character.

Otherwise, I think what you have above is ok.

[1] 
https://specifications.freedesktop.org/desktop-entry-spec/latest/ar01s07.html