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authorLars Ingebrigtsen <larsi@gnus.org>2022-04-08 14:46:14 +0200
committerLars Ingebrigtsen <larsi@gnus.org>2022-04-08 14:46:14 +0200
commite2f3b0f16eb34ac6f4941ddcf5b8ee24642656fc (patch)
tree0eba1180932985c50c6db34c81162898dd5ca1fa /lisp/emacs-lisp
parent5c532fe30305393079674557256dbb96253fd517 (diff)
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Improve package.el error messages on too-old Emacsen
* lisp/emacs-lisp/package.el (package-compute-transaction): Give a better error message on too-old Emacs versions (bug#54747).
Diffstat (limited to 'lisp/emacs-lisp')
-rw-r--r--lisp/emacs-lisp/package.el8
1 files changed, 6 insertions, 2 deletions
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index 6aa82e576d9..4f1ac5a5dac 100644
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -1854,8 +1854,12 @@ SEEN is used internally to detect infinite recursion."
(error "Need package `%s-%s', but only %s is available"
next-pkg (package-version-join next-version)
found-something))
- (t (error "Package `%s-%s' is unavailable"
- next-pkg (package-version-join next-version)))))
+ (t
+ (if (eq next-pkg 'emacs)
+ (error "This package requires Emacs version %s"
+ (package-version-join next-version))
+ (error "Package `%s-%s' is unavailable"
+ next-pkg (package-version-join next-version))))))
(setq packages
(package-compute-transaction (cons found packages)
(package-desc-reqs found)