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dot-emacs/lisp/init-ediff.el

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2026-09-14 20:49:31 +02:00
;; -*- lexical-binding: nil; -*-
2023-05-16 11:18:38 +02:00
;; *** Ediff Config
;; Force ediff to use 1 frame (the current) and not open a new frame
;; for control and help. Also changing the split orientation doesnt
;; open a new frame.
(eval-after-load "ediff"
'(progn
(setq ediff-diff-options "-w"
ediff-split-window-function 'split-window-horizontally
ediff-window-setup-function 'ediff-setup-windows-plain)
(add-hook 'ediff-startup-hook 'ediff-toggle-wide-display)
(add-hook 'ediff-cleanup-hook 'ediff-toggle-wide-display)
(add-hook 'ediff-suspend-hook 'ediff-toggle-wide-display)
(add-hook 'ediff-mode-hook
(lambda ()
(ediff-setup-keymap)
;; merge left to right
(define-key ediff-mode-map ">" 'ediff-copy-A-to-B)
;; merge right to left
(define-key ediff-mode-map "<" 'ediff-copy-B-to-A)))
;; restore window config on quit
(add-hook 'ediff-after-quit-hook-internal 'winner-undo)
))
;; from emacswiki:
;; Usage: emacs -diff file1 file2
(defun command-line-diff (switch)
(let ((file1 (pop command-line-args-left))
(file2 (pop command-line-args-left)))
(ediff file1 file2)))
(add-to-list 'command-switch-alist '("diff" . command-line-diff))
(provide 'init-ediff)
;;; init-ediff.el ends here