gnu: Add emacs-emamux.

* gnu/packages/emacs.scm (emacs-emamux): New variable.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>

gnu/packages/emacs.scm

@@ -5148,3 +5148,24 @@ settings).")
 It lets you edit a latex fragment in a dedicated buffer just like editing a
 src block.")
     (license license:gpl3+)))
+
+(define-public emacs-emamux
+  (package
+    (name "emacs-emamux")
+    (version "0.14")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "https://github.com/syohex/emacs-emamux/archive/"
+                    version ".tar.gz"))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "0wlqg4icy037bj70b0qmhvwvmiwhagpnx6pnxhq6gzy1hvwlilkx"))))
+    (build-system emacs-build-system)
+    (home-page "https://github.com/syohex/emacs-emamux")
+    (synopsis "Manipulate Tmux from Emacs")
+    (description
+     "@code{emacs-emamux} lets Emacs interact with the @code{tmux} terminal
+multiplexer.")
+    (license license:gpl3+)))