Re: [PATCH] gnu: Add emacs-mew.

[Thomas Danckaert <post@thomasdanckaert.be>]

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From: Alex Kost <alezost@gmail.com>
Subject: Re: [PATCH] gnu: Add emacs-mew.
Date: Fri, 03 Feb 2017 12:39:05 +0300

> Oh, I just realized that's probably why you used 'load-path' 
> instead of
> 'image-load-path', right?

load-path, shmoad-path ;-) I was just confused (even more so because 
load-path is part of image-load-path).

> [...]
> No problem, thanks for packaging it!  I hope we are close to finish,
> could you test it with 'emacs' input and 'patch-mew-icon-directory'
> phase I wrote above?

Yes, that works, and it's nice to avoid the patch file. I've attached 
a (final?) updated patch.

I tried to do something similar with emacs-substitute-variables, but 
of course that embedded all my elisp code as a string...

thanks,

Thomas

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From 868c56166ce62b9572b95a9ca7a20feee970666d Mon Sep 17 00:00:00 2001
From: Thomas Danckaert <thomas.danckaert@gmail.com>
Date: Tue, 24 Jan 2017 09:41:42 +0100
Subject: [PATCH] gnu: Add emacs-mew.

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

Co-authored-by: Alex Kost <alezost@gmail.com>
---
 gnu/packages/mail.scm | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index 2318ae9..4a73484 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -20,6 +20,7 @@
 ;;; Copyright © 2016 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2016 John Darrington <jmd@gnu.org>
 ;;; Copyright © 2016 Marius Bakke <mbakke@fastmail.com>
+;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -79,6 +80,7 @@
   #:use-module (gnu packages flex)
   #:use-module (gnu packages gdb)
   #:use-module (gnu packages man)
+  #:use-module (gnu packages ruby)
   #:use-module (gnu packages samba)
   #:use-module (gnu packages screen)
   #:use-module (gnu packages tls)
@@ -377,6 +379,57 @@ can read the same mailbox from multiple computers.  It supports IMAP as REMOTE
 repository and Maildir/IMAP as LOCAL repository.")
     (license gpl2+)))
 
+(define-public emacs-mew
+  (package
+    (name "emacs-mew")
+    (version "6.7")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "http://mew.org/Release/mew-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "03fzky2kz73vgx4cbps2psbbnrgqgkk5q7jwfldisymkzr9iz03y"))))
+    (native-inputs
+     `(("emacs" ,emacs)))
+    (propagated-inputs
+     `(("ruby-sqlite3" ,ruby-sqlite3) ; optional for the database of messages
+       ("ruby" ,ruby))) ; to set GEM_PATH so ruby-sqlite3 is found at runtime
+    (build-system gnu-build-system)
+    (arguments
+     (let ((elisp-dir "/share/emacs/site-lisp/guix.d/mew")
+           (icon-dir  "/share/mew"))
+       `(#:modules ((guix build gnu-build-system)
+                    (guix build utils)
+                    (guix build emacs-utils))
+         #:imported-modules (,@%gnu-build-system-modules
+                             (guix build emacs-utils))
+         #:configure-flags
+         (list (string-append "--with-elispdir=" %output ,elisp-dir)
+               (string-append "--with-etcdir=" %output ,icon-dir))
+         #:phases
+         (modify-phases %standard-phases
+           (add-after 'configure 'patch-mew-icon-directory
+             (lambda* (#:key outputs #:allow-other-keys)
+               (emacs-substitute-sexps "mew-key.el"
+                 ("(def.* mew-icon-directory"
+                  `(progn
+                    (add-to-list 'image-load-path 'mew-icon-directory)
+                    ,(string-append (assoc-ref outputs "out") ,icon-dir))))
+               #t))
+           (add-after 'install 'generate-autoloads
+             (lambda* (#:key outputs #:allow-other-keys)
+               (emacs-generate-autoloads
+                "mew" (string-append (assoc-ref outputs "out") ,elisp-dir))
+               #t)))
+         #:tests? #f)))
+    (home-page "http://www.mew.org")
+    (synopsis "Emacs e-mail client")
+    (description "Mew (Messaging in the Emacs World) is a user interface
+for text messages, multimedia messages (MIME), news articles and
+security functionality including PGP, S/MIME, SSH, and SSL.")
+    (license bsd-3)))
+
 (define-public mu
   (package
     (name "mu")
-- 
2.7.4