gnu: Add texlive-dvipdfmx.

* gnu/packages/tex.scm (texlive-dvipdfmx): New variable.

gnu/packages/tex.scm

@@ -740,6 +740,37 @@ (define-public texlive-hyphen-base
 default versions of those), etc.")
     (license license:knuth)))
 
+(define-public texlive-dvipdfmx
+  (let ((template (simple-texlive-package
+                   "texlive-dvipdfmx"
+                   (list "doc/dvipdfm/"
+                         "doc/dvipdfmx/"
+                         "doc/man/man1/"
+                         "dvipdfmx/"
+                         "fonts/cmap/dvipdfmx/"
+                         "fonts/map/dvipdfmx/")
+                   (base32
+                    "04x93w777l9qzdzglwanb14k8cmq74kjcsgyanvp3bsmnn5zfrgz")
+                   #:trivial? #t)))
+    (package
+      (inherit template)
+      (source
+       (origin
+         (inherit (package-source template))
+         ;; This map file is supposed to be generated in a profile hook.
+         (snippet '(delete-file "fonts/map/dvipdfmx/updmap/kanjix.map"))))
+      (propagated-inputs (list texlive-glyphlist))
+      (home-page "https://www.tug.org/texlive/")
+      (synopsis "Extended version of dvipdfm")
+      (description
+       "Dvipdfmx (formerly dvipdfm-cjk) is a development of dvipdfm created to
+support multi-byte character encodings and large character sets for East Asian
+languages.  Dvipdfmx, if \"called\" with the name dvipdfm, operates in a
+\"dvipdfm compatibility\" mode, so that users of the both packages need only
+keep one executable.  A secondary design goal is to support as many \"PDF\"
+features as does pdfTeX.")
+      (license license:gpl3+))))
+
 (define-public texlive-dvips
   (package
     (inherit (simple-texlive-package