gnu: Add sylpheed.

* gnu/packages/mail.scm (sylpheed): New variable.

Signed-off-by: Mathieu Othacehe <m.othacehe@gmail.com>

gnu/packages/mail.scm

@@ -31,6 +31,7 @@
 ;;; Copyright © 2019 Tanguy Le Carrour <tanguy@bioneland.org>
 ;;; Copyright © 2020 Vincent Legoll <vincent.legoll@gmail.com>
 ;;; Copyright © 2020 Justus Winter <justus@sequoia-pgp.org>
+;;; Copyright © 2020 Eric Brown <ecbrown@ericcbrown.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -3135,3 +3136,35 @@ related tools to process winmail.dat files.")
 complement or replace traditional mailing lists.  Readers may read via NNTP,
 Atom feeds or HTML archives.")
      (license agpl3+))))
+
+(define-public sylpheed
+  (package
+    (name "sylpheed")
+    (version "3.7.0")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://sylpheed.sraoss.jp/sylpheed/v3.7/"
+                                  name "-" version ".tar.xz"))
+              (sha256
+               (base32
+                "0j9y5vdzch251s264diw9clrn88dn20bqqkwfmis9l7m8vmwasqd"))))
+    (build-system gnu-build-system)
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (inputs
+     `(("bogofilter" ,bogofilter)
+       ("compface" ,compface)
+       ("gnupg" ,gnupg-1)
+       ("gpgme" ,gpgme)
+       ("gtk+-2.0" ,gtk+-2)
+       ("gtkspell" ,gtkspell3)
+       ("libnsl" ,libnsl)
+       ("openldap" ,openldap)
+       ("openssl" ,openssl)))
+    (home-page "https://sylpheed.sraoss.jp/en/")
+    (synopsis "Lightweight GTK+ email client")
+    (description
+     "Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail
+client.  Sylpheed provides intuitive user-interface.  Sylpheed is also
+designed for keyboard-oriented operation.")
+    (license gpl2+)))