add pinentry for inputing git gpg password

lisp/init-git.el

@@ -0,0 +1,30 @@
+;; -*- coding: utf-8; lexical-binding: t; -*-
+(require 'lazy-load)
+(lazy-load-global-keys
+ '(("C-x g" . magit-status))
+ "magit")
+
+;; gpg config
+(defun kill-gpg-agent-when-emacs-exit ()
+  "Kill `gpg-agent' for security when Emacs be killed."
+  (when (and (bound-and-true-p epg-gpgconf-program)
+             (executable-find epg-gpgconf-program))
+    (start-process "" nil epg-gpgconf-program "--kill" "gpg-agent")))
+(add-hook 'kill-emacs-hook #'kill-gpg-agent-when-emacs-exit)
+
+(setq epg-pinentry-mode 'loopback)
+
+(with-eval-after-load 'magit
+  ;; (require 'forge)
+
+  ;; pinentry for prompting password of gpg when sign git commit
+  (condition-case nil
+      (progn
+        (require 'pinentry)
+        (pinentry-start))
+    (error nil))
+
+  (setq magit-revision-show-gravatars
+        '("^Author:     " . "^Commit:     ")))
+
+(provide 'init-git)