bug#66393: [PATCH] Make package-vc-install-from-checkout NAME argument optional

[Joseph Turner via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

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Tags: patch

The purpose of this change is to simplify the noninteractive usage of package-vc-install-from-checkout.


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From cfdd990c6e00decff370e5f224d60862c13be309 Mon Sep 17 00:00:00 2001
From: Joseph Turner <joseph@breatheoutbreathe.in>
Date: Sat, 7 Oct 2023 11:38:43 -0700
Subject: [PATCH] Make package-vc-install-from-checkout NAME argument optional

* lisp/emacs-lisp/package-vc.el (package-vc-install-from-checkout):
Allow nil NAME; update documentation.
---
 lisp/emacs-lisp/package-vc.el | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/lisp/emacs-lisp/package-vc.el b/lisp/emacs-lisp/package-vc.el
index c7a30736e32..e47deca6d7a 100644
--- a/lisp/emacs-lisp/package-vc.el
+++ b/lisp/emacs-lisp/package-vc.el
@@ -841,18 +841,16 @@ for the last released version of the package."
     (find-file directory)))
 
 ;;;###autoload
-(defun package-vc-install-from-checkout (dir name)
+(defun package-vc-install-from-checkout (dir &optional name)
   "Set up the package NAME in DIR by linking it into the ELPA directory.
+NAME defaults to the base name of DIR.
 Interactively, prompt the user for DIR, which should be a directory
 under version control, typically one created by `package-vc-checkout'.
 If invoked interactively with a prefix argument, prompt the user
-for the NAME of the package to set up.  Otherwise infer the package
-name from the base name of DIR."
+for the NAME of the package to set up."
   (interactive (let ((dir (read-directory-name "Directory: ")))
-                 (list dir
-                       (if current-prefix-arg
-                           (read-string "Package name: ")
-                         (file-name-base (directory-file-name dir))))))
+                 (list dir (when current-prefix-arg
+                             (read-string "Package name: ")))))
   (unless (vc-responsible-backend dir)
     (user-error "Directory %S is not under version control" dir))
   (package-vc--archives-initialize)
-- 
2.41.0