gnu: Add guile-aspell.

* gnu/packages/guile.scm (guile-aspell): New variable.

gnu/packages/guile.scm

@@ -28,6 +28,7 @@
 (define-module (gnu packages guile)
   #:use-module (guix licenses)
   #:use-module (gnu packages)
+  #:use-module (gnu packages aspell)
   #:use-module (gnu packages bash)
   #:use-module (gnu packages bdw-gc)
   #:use-module (gnu packages gawk)
@@ -1347,4 +1348,40 @@ an abstraction over raw memory.  It's also more powerful than the C
 type system, elevating types to first-class status.")
     (license gpl3+)))
 
+(define-public guile-aspell
+  (package
+    (name "guile-aspell")
+    (version "0.3")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "http://lonelycactus.com/tarball/guile_aspell-"
+                    version ".tar.gz"))
+              (sha256
+               (base32
+                "1wknn57x2qcsbn7zw6sbn1ma6fjsg8cvpnf78ak47s8jw6k6j75n"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:configure-flags (list (string-append "--with-guilesitedir="
+                                              (assoc-ref %outputs "out")
+                                              "/share/guile/site/2.0"))
+       #:phases (modify-phases %standard-phases
+                  (add-before 'build 'set-libaspell-file-name
+                    (lambda* (#:key inputs #:allow-other-keys)
+                      (let ((aspell (assoc-ref inputs "aspell")))
+                        (substitute* "aspell/aspell.scm"
+                          (("\"libaspell\\.so\"")
+                           (string-append "\"" aspell
+                                          "/lib/libaspell\"")))
+                        #t))))))
+    (native-inputs `(("pkg-config" ,pkg-config)))
+    (inputs `(("guile" ,guile-2.0)
+              ("aspell" ,aspell)))
+    (home-page "https://github.com/spk121/guile-aspell")
+    (synopsis "Spell-checking from Guile")
+    (description
+     "guile-aspell is a Guile Scheme library for comparing a string against a
+dictionary and suggesting spelling corrections.")
+    (license gpl3+)))
+
 ;;; guile.scm ends here