bug#47124: 28.0.50; [PATCH] Init archive and add noconfirm to 'package-install-selected-packages'

[Stefan Kangas <stefan@marxist.se>]

Gabriel <gabriel376@hotmail.com> writes:

> This patch adds the following to 'package-install-selected-packages':
> - a call to 'package--archives-initialize', to initialize the archive
> contents, similar to how 'package-install' works;
> - a new optional argument NOCONFIRM, to don't ask for confirmation when
> installing new packages.

LGTM, with one minor nit:

>  ;;;###autoload
> -(defun package-install-selected-packages ()
> +(defun package-install-selected-packages (&optional noconfirm)
>    "Ensure packages in `package-selected-packages' are installed.
> -If some packages are not installed propose to install them."
> +If some packages are not installed, propose to install them.
> +If optional argument NOCONFIRM is non-nil, don't ask for
> +confirmation to install packages."
>    (interactive)
>    ;; We don't need to populate `package-selected-packages' before
>    ;; using here, because the outcome is the same either way (nothing
>    ;; gets installed).
> +  (package--archives-initialize)

I would put this new line above the comment, as the comment relates to
this next line:

>    (if (not package-selected-packages)
>        (message "`package-selected-packages' is empty, nothing to install")
>      (let* ((not-installed (seq-remove #'package-installed-p package-selected-packages))
> @@ -2220,10 +2223,11 @@ package-install-selected-packages
>             (difference (- (length not-installed) (length available))))
>        (cond
>         (available
> -        (when (y-or-n-p
> -               (format "Packages to install: %d (%s), proceed? "
> -                       (length available)
> -                       (mapconcat #'symbol-name available " ")))
> +        (when (or noconfirm
> +                  (y-or-n-p
> +                   (format "Packages to install: %d (%s), proceed? "
> +                           (length available)
> +                           (mapconcat #'symbol-name available " "))))
>            (mapc (lambda (p) (package-install p 'dont-select)) available)))
>         ((> difference 0)
>          (message "Packages that are not available: %d (the rest is already installed), maybe you need to `M-x package-refresh-contents'"