From 8036b0f015151dff006dda0acb1b9f3aed450c5f Mon Sep 17 00:00:00 2001
From: Benjamin Esham <benjamin@esham.io>
Date: Sun, 18 Aug 2019 10:02:58 -0700
Subject: [PATCH] youtube-viewer: fix too-long shebang line on Darwin

---
 pkgs/top-level/perl-packages.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index b95348651b4..44fa8639516 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -19294,12 +19294,16 @@ let
       sha256 = "15xyrwv08fw8jmpydwzks26ipxnzliwddgyjcfqiaj0p7lwlhmx1";
     };
 
+    nativeBuildInputs = stdenv.lib.optional stdenv.isDarwin shortenPerlShebang;
     propagatedBuildInputs = [
       LWP
       LWPProtocolHttps
       DataDump
       JSON
     ];
+    postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+      shortenPerlShebang $out/bin/youtube-viewer
+    '';
 
     meta = {
       description = "A lightweight application for searching and streaming videos from YouTube";