emacs: Add support for displaying outputs.

Suggested by Taylan Ulrich Bayirli/Kammer and Ludovic Courtès.

* emacs/guix-base.el (guix-param-titles): Add output titles.
  (guix-messages): Add output messages.
  (guix-get-package-id-and-output-by-output-id): New procedure.
  (guix-define-buffer-type): Add ':buffer-name' key.
* emacs/guix-info.el: Add "output-info" buffer type.
  (guix-info-insert-methods): Add output methods.
  (guix-info-displayed-params): Add output params.
  (guix-output-info-insert-version, guix-output-info-insert-output): New
  procedures.
* emacs/guix-list.el: Add "output-list" buffer type.
  (guix-list-column-format): Add output formats.
  (guix-list-column-value-methods): Add output methods.
  (guix-package-list-type): New variable.
  (guix-generation-list-show-packages): Use it.
  (guix-package-list-marking-check): Use 'guix-output-list-mode'.
  (guix-list-mark-package-upgrades): New procedure.
  (guix-package-list-mark-upgrades): Use it.
  (guix-list-execute-package-actions): New procedure.
  (guix-package-list-execute): Use it.
  (guix-list-describe-maybe): New procedure.
  (guix-list-describe): Use it.
  (guix-output-list-mark-install, guix-output-list-mark-delete,
  guix-output-list-mark-upgrade, guix-output-list-mark-upgrades,
  guix-output-list-execute, guix-output-list-make-action,
  guix-output-list-describe): New procedures.
  (guix-output-list-describe-type): New variable.
* emacs/guix.el (guix-get-show-packages): Use 'guix-package-list-type'.
* doc/emacs.texi (emacs Commands): Mention 'guix-package-list-type'.
  (emacs List buffer): Adjust accordingly.
  (emacs Info buffer): Likewise.
  (emacs Buffer Names): New node.
  (emacs Keymaps): Add keymaps for output buffers.

1 files changed, 6 insertions, 6 deletions

diff --git a/emacs/guix.el b/emacs/guix.el
index 621dd3b22c..f6e2023ea5 100644
--- a/emacs/guix.el
+++ b/emacs/guix.el
@@ -58,24 +58,24 @@ SEARCH-VALS.
 Results are displayed in the list buffer, unless a single package
 is found and `guix-list-single-package' is nil."
   (let* ((list-params (guix-get-params-for-receiving
-                       'list 'package))
-         (packages (guix-get-entries 'package
+                       'list guix-package-list-type))
+         (packages (guix-get-entries guix-package-list-type
                                      search-type search-vals
                                      list-params)))
     (if (or guix-list-single-package
             (cdr packages))
-        (guix-set-buffer packages 'list 'package
+        (guix-set-buffer packages 'list guix-package-list-type
                          search-type search-vals)
       (let* ((info-params (guix-get-params-for-receiving
-                           'info 'package))
+                           'info guix-package-list-type))
              (packages (if (equal list-params info-params)
                            packages
                          ;; If we don't have required info, we should
                          ;; receive it again
-                         (guix-get-entries 'package
+                         (guix-get-entries guix-package-list-type
                                            search-type search-vals
                                            info-params))))
-        (guix-set-buffer packages 'info 'package
+        (guix-set-buffer packages 'info guix-package-list-type
                          search-type search-vals)))))
 
 (defun guix-get-show-generations (search-type &rest search-vals)