146/163: gnu: Add texlive-sort-by-letters.

[guix-commits]

ngz pushed a commit to branch master
in repository guix.

commit 682b1c063d6d273a0f5d44a860965d9ab93fff86
Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
AuthorDate: Fri Aug 18 13:37:56 2023 +0200

    gnu: Add texlive-sort-by-letters.
    
    * gnu/packages/tex.scm (texlive-sort-by-letters): New variable.
---
 gnu/packages/tex.scm | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/gnu/packages/tex.scm b/gnu/packages/tex.scm
index 65d37c466d..8044f50404 100644
--- a/gnu/packages/tex.scm
+++ b/gnu/packages/tex.scm
@@ -16562,6 +16562,27 @@ scripture references);
 @end itemize")
     (license license:gpl2)))
 
+(define-public texlive-sort-by-letters
+  (package
+    (name "texlive-sort-by-letters")
+    (version (number->string %texlive-revision))
+    (source (texlive-origin
+             name version
+             (list "bibtex/bst/sort-by-letters/"
+                   "doc/bibtex/sort-by-letters/")
+             (base32
+              "19zsc6a97q5wjdgxcl7mjlbxzhj5xpfi4zi8ym1962l97dj4a96n")))
+    (outputs '("out" "doc"))
+    (build-system texlive-build-system)
+    (home-page "https://ctan.org/pkg/sort-by-letters";)
+    (synopsis "Bibliography styles for alphabetic sorting")
+    (description
+     "This bundle contains several bibliography styles for separating
+a document's references by the first letter of the first author/editor in the
+bibliography entry.  The styles are adapted from standard ones or from
+@code{natbib} ones.")
+    (license license:knuth)))
+
 (define-public texlive-soup
   (package
     (name "texlive-soup")