94 lines
3.3 KiB
EmacsLisp
94 lines
3.3 KiB
EmacsLisp
;;; oni-ediff.el --- Ediff configuration -*- lexical-binding: t; -*-
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;; Copyright (C) 2019 Tom Willemse
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;; Author: Tom Willemse <tom@ryuslash.org>
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;; Keywords: local
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;; Version: 2020.1113.093948
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Ediff configuration.
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;;; Code:
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(require 'ediff)
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(defun oni-ediff--turn-on-fullscreen ()
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"Turn on fullscreen for the current frame."
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(unless (memq (frame-parameter nil 'fullscreen)
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'(fullscreen fullboth))
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(set-frame-parameter nil 'fullscreen 'fullboth)))
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(defun oni-ediff--turn-off-fullscreen ()
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"Turn off fullscreen for the current frame."
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(when (memq (frame-parameter nil 'fullscreen)
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'(fullscreen fullboth))
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(set-frame-parameter nil 'fullscreen nil)))
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;;;###autoload
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(defun oni-ediff-from-command-line ()
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"Call ‘ediff’ with arguments from the command line."
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(pcase command-line-args-left
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(`(,fileA ,fileB) (ediff-files fileA fileB))
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(`(,fileA ,fileB ,fileC) (ediff-files3 fileA fileB fileC))
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(_ (error "Invalid number of arguments, need either 2 or 3 files"))))
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;;;###autoload
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(defun oni-ediff-server (fun files proc &optional nowait)
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(pcase files
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((and `((,fileB) (,fileA) (,command))
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(guard (string= (file-name-nondirectory command) "diff")))
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(let* ((file-a-path (expand-file-name fileA))
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(file-b-path (expand-file-name fileB))
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(file-a-opened-p (find-buffer-visiting fileA))
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(file-b-opened-p (find-buffer-visiting fileB))
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cleanup-function)
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(setq cleanup-function
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(lambda ()
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(remove-hook 'ediff-cleanup-hook cleanup-function)
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(when (not file-a-opened-p)
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(kill-buffer (find-buffer-visiting file-a-path)))
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(when (not file-b-opened-p)
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(kill-buffer (find-buffer-visiting file-b-path)))
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(delete-process proc)))
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(select-frame-set-input-focus (selected-frame))
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(ediff-files (expand-file-name fileA)
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(expand-file-name fileB))
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(add-hook 'ediff-cleanup-hook cleanup-function))
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nil)
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(_
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(message "Got args: \"%s\"" (list files proc nowait))
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(funcall fun files proc nowait))))
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;;;###autoload
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(advice-add 'server-visit-files :around #'oni-ediff-server)
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(setq ediff-window-setup-function 'ediff-setup-windows-plain)
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(setq ediff-split-window-function 'split-window-horizontally)
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(setq ediff-diff-options "-w")
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(setq-default ediff-auto-refine 'on)
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(add-hook 'ediff-mode-hook #'oni-ediff--turn-on-fullscreen)
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(add-hook 'ediff-cleanup-hook #'oni-ediff--turn-off-fullscreen)
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(add-hook 'ediff-cleanup-hook 'winner-undo)
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;;;###autoload(with-eval-after-load 'ediff (require 'oni-ediff))
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(provide 'oni-ediff)
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;;; oni-ediff.el ends here
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