Move emacs 27 to $XDG_CONFIG_HOME/emacs

.config/emacs/README.org

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+config.org

.config/emacs/early-init.el

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+;;; early-init.el --- -*- lexical-binding: t; -*-
+
+;;; Commentary:
+
+;; Emacs 27 introduces early-init.el, which is run before package and UI
+;; initialization happens.
+
+;;; Code:
+
+;; Defer the garbage collection during startup
+(setq gc-cons-threshold most-positive-fixnum)
+(add-hook 'emacs-startup-hook (lambda () (setq gc-cons-threshold 8000000)))
+
+;; -------------------------------------
+
+;; Base directory
+(setq user-emacs-directory (file-name-directory load-file-name))
+
+;; -------------------------------------
+
+;; Set package install location
+(setq package-user-dir (concat user-emacs-directory "elpa"))
+
+;; Set package quickstart location
+(setq package-quickstart-file (concat
+							   (getenv "XDG_CACHE_HOME")
+							   "/emacs/package-quickstart.el"))
+
+;; Precompute activation actions to speed up startup
+(setq package-quickstart t)
+
+;; -------------------------------------
+
+;; Disable frame bars before they're loaded in
+(push '(menu-bar-lines . 0) default-frame-alist)
+(push '(tool-bar-lines . 0) default-frame-alist)
+(push '(vertical-scroll-bars) default-frame-alist)
+
+;; Do not resize the frame
+(setq frame-inhibit-implied-resize t)
+
+;;; early-init.el ends here

.config/emacs/init.el

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+;;; init.el --- -*- lexical-binding: t; -*-
+
+;;; Commentary:
+
+;; Setup package archives and build configuration file.
+
+;;; Code:
+
+(require 'package)
+
+;; Add the MELPA repository to the package manager
+(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
+
+;; Install the `use-package' dependency
+(unless (package-installed-p 'use-package)
+  (package-refresh-contents)
+  (package-install 'use-package))
+
+;; -------------------------------------
+
+;; Tangle and load configuration file
+(require 'org)
+(when (file-readable-p (concat user-emacs-directory "config.org"))
+  (org-babel-load-file (concat user-emacs-directory "config.org")))
+
+;;; init.el ends here

.config/emacs/snippets/c++-mode/class

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name: class
+# key: cls
+# --
+class ${1:Name} {
+public:
+	${1:$(yas-c++-class-name yas-text)}();
+	${2:virtual ~${1:$(yas-c++-class-name yas-text)}();}$0
+};

.config/emacs/snippets/c++-mode/constructor

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+# -*- mode: snippet -*-
+# name: constructor
+# key: ct
+# --
+${1:Name}::$1(${2:args}) ${3: : ${4:init}}
+{
+	$0
+}

.config/emacs/snippets/c++-mode/define

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+# -*- mode: snippet -*-
+# name: define
+# key: d
+# --
+#define $0

.config/emacs/snippets/c++-mode/destructor

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+# -*- mode: snippet -*-
+# name: destructor
+# key: dt
+# --
+${1:Name}::~$1()
+{
+	$0
+}

.config/emacs/snippets/c++-mode/fun_declaration

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: fun_declaration
+# key: f
+# --
+${1:type} ${2:name}(${3:args})${4: const};

.config/emacs/snippets/c++-mode/fun_implementation

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+# -*- mode: snippet -*-
+# name: fun_implementation
+# key: fim
+# --
+${1:type} ${2:name}(${3:args})${4: const}
+{
+	$0
+}

.config/emacs/snippets/c++-mode/guard

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+# -*- mode: snippet -*-
+# name: guard
+# key: grd
+# --
+#ifndef ${1:GUARD}_H
+#define ${1:$(yas-c++-class-name yas-text)}_H
+
+$0
+
+#endif // ${1:$(yas-c++-class-name yas-text)}_H

.config/emacs/snippets/c++-mode/include

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+# -*- mode: snippet -*-
+# name: include
+# key: i
+# --
+#include $0

.config/emacs/snippets/c++-mode/namespace

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+# -*- mode: snippet -*-
+# name: namespace
+# key: ns
+# --
+namespace ${1:Namespace} {
+
+	$0
+
+}

.config/emacs/snippets/c++-mode/separator

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+# -*- mode: snippet -*-
+# name: separator
+# key: spr
+# --
+// -----------------------------------------$0

.config/emacs/snippets/fundamental-mode/mode

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+# -*- mode: snippet -*-
+# name: mode
+# key: <mode
+# --
+# -*- mode: ${1:conf} -*-

.config/emacs/snippets/latex-mode/begin

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+# -*- mode: snippet -*-
+# name: begin
+# key: begin
+# --
+\begin{${1:environment}}
+$0
+\end{$1}

.config/emacs/snippets/latex-mode/href

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+# -*- mode: snippet -*-
+# name: href
+# key: h
+# --
+\href{${1:src}}{${2:a}}$0

.config/emacs/snippets/latex-mode/hyperref

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+# -*- mode: snippet -*-
+# name: hyperref
+# key: hy
+# --
+\hyperref[sec:${1:name}]{${2:a}}$0

.config/emacs/snippets/latex-mode/textit

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+# -*- mode: snippet -*-
+# name: textit
+# key: i
+# --
+\textit{$1}$0

.config/emacs/snippets/latex-mode/underline

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+# -*- mode: snippet -*-
+# name: underline
+# key: u
+# --
+\underline{$1}$0

.config/emacs/snippets/org-mode/el

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+# -*- mode: snippet -*-
+# name: elisp-copy
+# key: <el
+# --
+#+BEGIN_SRC emacs-lisp
+$0
+#+END_SRC

.config/emacs/snippets/org-mode/html

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+# -*- mode: snippet -*-
+# name: html
+# key: <html
+# --
+@@html:<${1:tag}>@@${2:content}@@html:</${1:$(yas-text)}>@@$0

.config/emacs/snippets/org-mode/source

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+# -*- mode: snippet -*-
+# name: source
+# key: <s
+# --
+#+BEGIN_SRC ${1:language}
+$0
+#+END_SRC