From d2981800dabfb0cdae9eaaf5a4c644c177fb0e12 Mon Sep 17 00:00:00 2001
From: JSDurand <mmemmew@gmail.com>
Date: Wed, 24 Aug 2022 15:56:19 +0800
Subject: Add RUMU support

---
 init.el | 15 +++++++++++++++
 rumu.el | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 rumu.el

diff --git a/init.el b/init.el
index ccba9dc..aeb700d 100644
--- a/init.el
+++ b/init.el
@@ -406,6 +406,21 @@ no effect."
    'auto-mode-alist
    (cons "\\.rs$" #'rustic-mode))))
 
+;;; Rust Music Mode (rumu)
+
+(load-after-function rumu-mode "rumu.el"
+  "Load Rust music configurations" nil
+  (rumu-mode))
+
+(cond
+ ((assoc "\\.rumu$" auto-mode-alist #'string=)
+  (setcdr
+   (assoc "\\.rumu$" auto-mode-alist #'string=)
+   #'rumu-mode))
+ ((add-to-list
+   'auto-mode-alist
+   (cons "\\.rumu$" #'rumu-mode))))
+
 ;;; Cat and mouse
 
 (cond ((display-mouse-p) (mouse-avoidance-mode 'none)))
diff --git a/rumu.el b/rumu.el
new file mode 100644
index 0000000..eeb900e
--- /dev/null
+++ b/rumu.el
@@ -0,0 +1,39 @@
+;;; rumu.el --- Rust music sheet files               -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2022  李俊緯
+
+;; Author: 李俊緯 <mmemmew@gmail.com>
+;; Keywords: files, games, hypermedia, languages, multimedia, tools
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This file implements the major mode for dealing with Rust Music
+;; files, called rumu files.
+;;
+;; This is a format for music sheets that are defined by my music
+;; converter program written in Rust, and hence the name.
+
+;;; Code:
+
+(define-derived-mode rumu-mode text-mode "Rumu"
+  "Major mode for editing rumu files."
+  (set (make-local-variable 'comment-start) ";")
+  (set (make-local-variable 'comment-end)   "")
+  (set (make-local-variable 'comment-use-syntax) t)
+  (set (make-local-variable 'comment-multi-line) nil))
+
+(provide 'rumu)
+;;; rumu.el ends here
-- 
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