gnu: Add texlive-babel-danish.

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

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/tex.scm

@@ -11055,3 +11055,30 @@ (define-public texlive-generic-babel-norsk
 Norwegian in @code{babel}.  Some shortcuts are defined, as well as translations
 to Norsk of standard “LaTeX names”.")
     (license license:lppl1.3+)))
+
+(define-public texlive-babel-danish
+  (let ((template (simple-texlive-package
+                   "texlive-babel-danish"
+                   (list "/source/generic/babel-danish/")
+                   (base32
+                    "00dryb078fqckqjnxa2riq478j6d5i28j5cclv4bw7dn5naa3lz7"))))
+    (package
+      (inherit template)
+      (arguments
+       (substitute-keyword-arguments (package-arguments template)
+         ((#:tex-directory _ '())
+          "generic/babel-danish")
+         ((#:build-targets _ '())
+          ''("danish.ins")) ; TODO: use dtx and build documentation
+         ((#:phases phases)
+          `(modify-phases ,phases
+             (add-after 'unpack 'chdir
+               (lambda _
+                 (chdir "source/generic/babel-danish")))))))
+      (home-page "https://www.ctan.org/pkg/babel-danish")
+      (synopsis "Babel support for Danish")
+      (description
+       "This package provides the language definition file for support of
+Danish in @code{babel}.  It provides all the necessary macros, definitions and
+settings to typeset Danish documents.")
+      (license license:lppl1.3c+))))