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Fix nixBufferBuilders for newer emacs

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Shea Levy 2023-08-17 10:38:37 -04:00
parent 65cbebcb81
commit 994f2560d0
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GPG key ID: 5C0BD6957D86FE27
1 changed files with 3 additions and 3 deletions
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6
pkgs/build-support/emacs/buffer.nix
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@ -15,16 +15,16 @@ rec {
(when (eq nixpkgs--buffer-count 0)
(make-variable-buffer-local 'nixpkgs--is-nixpkgs-buffer)
; When generating a new temporary buffer (one whose name starts with a space), do inherit-local inheritance and make it a nixpkgs buffer
(defun nixpkgs--around-generate (orig name)
(defun nixpkgs--around-generate (orig name &optional ibh)
(if (and nixpkgs--is-nixpkgs-buffer (eq (aref name 0) ?\s))
(let ((buf (funcall orig name)))
(let ((buf (funcall orig name ibh)))
(progn
(inherit-local-inherit-child buf)
(with-current-buffer buf
(setq nixpkgs--buffer-count (1+ nixpkgs--buffer-count))
(add-hook 'kill-buffer-hook 'nixpkgs--decrement-buffer-count nil t)))
buf)
(funcall orig name)))
(funcall orig name ibh)))
(advice-add 'generate-new-buffer :around #'nixpkgs--around-generate)
; When we have no more nixpkgs buffers, tear down the buffer handling
(defun nixpkgs--decrement-buffer-count ()