From d620de4a69a0e83b537ca3f982cc7ae43bb2ac32 Mon Sep 17 00:00:00 2001
From: Anthony Cowley <acowley@gmail.com>
Date: Thu, 7 Jan 2021 12:51:16 -0500
Subject: [PATCH] bibtex2html: add perl dependency

The `aux2bib` tool that is part of the bibtex2html package requires
perl. Without this dependency, the `aux2bib` script is installed with
a shebang pointing to `/usr/bin/perl`.
---
 pkgs/tools/misc/bibtex2html/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/misc/bibtex2html/default.nix b/pkgs/tools/misc/bibtex2html/default.nix
index ddda4ef4445..6ca528e2b1a 100644
--- a/pkgs/tools/misc/bibtex2html/default.nix
+++ b/pkgs/tools/misc/bibtex2html/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocaml }:
+{ stdenv, fetchurl, ocaml, perl }:
 
 stdenv.mkDerivation {
   pname = "bibtex2html";
@@ -9,7 +9,7 @@ stdenv.mkDerivation {
     sha256 = "07gzrs4lfrkvbn48cgn2gn6c7cx3jsanakkrb2irj0gmjzfxl96j";
   };
 
-  buildInputs = [ ocaml ];
+  buildInputs = [ ocaml perl ];
 
   meta = with stdenv.lib; {
     description = "A collection of tools for translating from BibTeX to HTML";