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authorAlex Kost <alezost@gmail.com>2014-10-21 11:48:28 +0400
committerAlex Kost <alezost@gmail.com>2014-10-27 21:52:56 +0300
commit2d7bf949277a0889ced8aa486c4ef16cb7cf6b1a (patch)
treeee13c3b61f7609c9af86318bf645398562c46a14 /emacs
parent17b50485a62d2120c27783e00a0a8dddd2d3db1f (diff)
downloadguix-2d7bf949277a0889ced8aa486c4ef16cb7cf6b1a.tar.gz
emacs: Add 'guix-pull' command.
* emacs/guix-base.el (guix-pull): New command.
  (guix-update-after-pull, guix-after-pull-hook): New variables.
  (guix-restart-repl-after-pull, guix-update-buffers-maybe-after-pull): New
  procedures.
* emacs/guix-main.scm: Use (guix scripts pull) module.
* doc/emacs.texi (Emacs Commands): Document 'guix-pull' command.
Diffstat (limited to 'emacs')
-rw-r--r--emacs/guix-base.el39
-rw-r--r--emacs/guix-main.scm5
2 files changed, 40 insertions, 4 deletions
diff --git a/emacs/guix-base.el b/emacs/guix-base.el
index c0a06c7303..9583d49262 100644
--- a/emacs/guix-base.el
+++ b/emacs/guix-base.el
@@ -994,6 +994,45 @@ Each element from GENERATIONS is a generation number."
       'switch-to-generation profile generation)
      operation-buffer)))
 
+
+;;; Pull
+
+(defcustom guix-update-after-pull t
+  "If non-nil, update Guix buffers after performing \\[guix-pull]."
+  :type 'boolean
+  :group 'guix)
+
+(defvar guix-after-pull-hook
+  '(guix-restart-repl-after-pull guix-update-buffers-maybe-after-pull)
+  "Hook run after successful performing `guix-pull' operation.")
+
+(defun guix-restart-repl-after-pull ()
+  "Restart Guix REPL after `guix-pull' operation."
+  (guix-repl-exit)
+  (guix-start-process-maybe
+   "Restarting Guix REPL after pull operation ..."))
+
+(defun guix-update-buffers-maybe-after-pull ()
+  "Update buffers depending on `guix-update-after-pull'."
+  (when guix-update-after-pull
+    (mapc #'guix-update-buffer
+          ;; No need to update "generation" buffers.
+          (guix-buffers '(guix-package-list-mode
+                          guix-package-info-mode
+                          guix-output-list-mode
+                          guix-output-info-mode)))
+    (message "Guix buffers have been updated.")))
+
+;;;###autoload
+(defun guix-pull (&optional verbose)
+  "Run Guix pull operation.
+If VERBOSE is non-nil (with prefix argument), produce verbose output."
+  (interactive)
+  (let ((args (and verbose '("--verbose"))))
+    (guix-eval-in-repl
+     (apply #'guix-make-guile-expression 'guix-pull args)
+     nil 'pull)))
+
 (provide 'guix-base)
 
 ;;; guix-base.el ends here
diff --git a/emacs/guix-main.scm b/emacs/guix-main.scm
index b2f63351f0..1dd57bb71a 100644
--- a/emacs/guix-main.scm
+++ b/emacs/guix-main.scm
@@ -31,10 +31,6 @@
 ;; installed manifest but not in a package directory), ‘id’ parameter is
 ;; still "name-version" string.  So ‘id’ package parameter in the code
 ;; below is either an object-address number or a full-name string.
-;;
-;; Important: as object addresses live only during guile session, elisp
-;; part should take care about updating information after "Guix REPL" is
-;; restarted (TODO!)
 
 ;; To speed-up the process of getting information, the following
 ;; auxiliary variables are used:
@@ -60,6 +56,7 @@
  (guix utils)
  (guix ui)
  (guix scripts package)
+ (guix scripts pull)
  (gnu packages))
 
 (define-syntax-rule (first-or-false lst)