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-rw-r--r--emacs/guix-base.el40
1 files changed, 34 insertions, 6 deletions
diff --git a/emacs/guix-base.el b/emacs/guix-base.el
index ed8b554866..5b98579c5d 100644
--- a/emacs/guix-base.el
+++ b/emacs/guix-base.el
@@ -142,6 +142,17 @@ Each element of the list has a form:
(guix-get-key-val entry 'version)
output))
+(defun guix-entry-to-specification (entry)
+ "Return name specification by the package or output ENTRY."
+ (guix-get-name-spec (guix-get-key-val entry 'name)
+ (guix-get-key-val entry 'version)
+ (guix-get-key-val entry 'output)))
+
+(defun guix-entries-to-specifications (entries)
+ "Return name specifications by the package or output ENTRIES."
+ (cl-remove-duplicates (mapcar #'guix-entry-to-specification entries)
+ :test #'string=))
+
(defun guix-get-installed-outputs (entry)
"Return list of installed outputs for the package ENTRY."
(mapcar (lambda (installed-entry)
@@ -591,13 +602,30 @@ See `revert-buffer' for the meaning of NOCONFIRM."
(guix-get-symbol "revert-no-confirm"
guix-buffer-type guix-entry-type))
(y-or-n-p "Update current information? "))
- (let ((entries (guix-get-entries
- guix-profile guix-entry-type
- guix-search-type guix-search-vals
- (guix-get-params-for-receiving guix-buffer-type
- guix-entry-type))))
+ (let* ((search-type guix-search-type)
+ (search-vals guix-search-vals)
+ (params (guix-get-params-for-receiving guix-buffer-type
+ guix-entry-type))
+ (entries (guix-get-entries
+ guix-profile guix-entry-type
+ guix-search-type guix-search-vals params))
+ ;; If a REPL was restarted, package/output IDs are not actual
+ ;; anymore, because 'object-address'-es died with the REPL, so if a
+ ;; search by ID didn't give results, search again by name.
+ (entries (if (and (null entries)
+ (eq guix-search-type 'id)
+ (or (eq guix-entry-type 'package)
+ (eq guix-entry-type 'output)))
+ (progn
+ (setq search-type 'name
+ search-vals (guix-entries-to-specifications
+ guix-entries))
+ (guix-get-entries
+ guix-profile guix-entry-type
+ search-type search-vals params))
+ entries)))
(guix-set-buffer guix-profile entries guix-buffer-type guix-entry-type
- guix-search-type guix-search-vals t t))))
+ search-type search-vals t t))))
(defun guix-redisplay-buffer ()
"Redisplay current information.