gnu: Add tran.

* gnu/packages/shellutils.scm (tran): New variable.

Change-Id: I861be63cf773dbc67d929c86f50c4d50bdb9b41e
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

gnu/packages/shellutils.scm

@@ -55,6 +55,7 @@
   #:use-module (gnu packages golang-xyz)
   #:use-module (gnu packages libunistring)
   #:use-module (gnu packages ncurses)
+  #:use-module (gnu packages perl)
   #:use-module (gnu packages pcre)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
@@ -483,6 +484,55 @@ environments.  It can move files to the trash, and remove or list files that
 are already there.")
     (license license:gpl2+)))
 
+(define-public tran
+  ;; There is no new release yet, but there are some changes in master brunch,
+  ;; see <https://github.com/kilobyte/tran/issues/4>.
+  (let ((commit "039df9529d5dfb8283edfb3c8b3cc16c01f0bfce")
+        (revision "0"))
+    (package
+      (name "tran")
+      ;; The latest upstream version seems to be "v5".
+      (version (git-version "5.0.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/kilobyte/tran")
+               (commit commit)))
+         (file-name (string-append name "-" version "-checkout"))
+         (sha256
+          (base32 "1kzr3lfhi5f8wpwjzrzlwkxjv9rasdr9ndjdns9kd16vsh0gl2rd"))))
+      (build-system gnu-build-system)
+      (arguments
+       (list
+        #:tests? #f ;no tests
+        #:phases
+        #~(modify-phases %standard-phases
+            (delete 'configure) ;no configure provided
+            (add-after 'unpack 'patch
+              (lambda _
+                (substitute* "tran"
+                  (("my \\$DATA=\"data\"")
+                   (format #f "my $DATA=\"~a/share/tran/data\"" #$output)))))
+            (replace 'build
+              (lambda _
+                (invoke "make")))
+            (delete 'strip)
+            (replace 'install
+              (lambda _
+                (install-file "tran" (string-append #$output "/bin/"))
+                (install-file "tran.1" (string-append
+                                        #$output "/share/man/man1/"))
+                (copy-recursively "data" (string-append
+                                          #$output "/share/tran/data/")))))))
+      (inputs (list perl))
+      (home-page "https://github.com/kilobyte/tran")
+      (synopsis "Transcription between character scripts")
+      (description
+       "This tool can transliterate/transcribe text both ways between the
+Latin script and other languages.")
+      (license license:expat))))
+
 (define-public direnv
   (package
     (name "direnv")