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Check if package already exists before installing from checkout

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* lisp/emacs-lisp/package-vc.el (package-vc-install-from-checkout):
Copy check from 'package-vc--unpack'.
This commit is contained in:
Philip Kaludercic 2022-12-09 19:54:25 +01:00
parent 5e8bc79f6b
commit 357fe91996
1 changed files with 4 additions and 0 deletions
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4
lisp/emacs-lisp/package-vc.el
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@ -754,6 +754,10 @@ name from the base name of DIR."
(package-vc--archives-initialize)
(let* ((name (or name (file-name-base (directory-file-name dir))))
(pkg-dir (expand-file-name name package-user-dir)))
(when (file-exists-p pkg-dir)
(if (yes-or-no-p (format "Overwrite previous checkout for package `%s'?" name))
(package--delete-directory pkg-dir)
(error "There already exists a checkout for %s" name)))
(make-symbolic-link (expand-file-name dir) pkg-dir)
(package-vc--unpack-1
(package-desc-create