From a586011b58963c42a7854fae61b12ef4ae7e4de4 Mon Sep 17 00:00:00 2001
From: xeji <36407913+xeji@users.noreply.github.com>
Date: Mon, 23 Apr 2018 09:33:09 +0200
Subject: [PATCH] firefox-wrapper: fix icon linking (#39315)

don't try to link non-existing icons
---
 pkgs/applications/networking/browsers/firefox/wrapper.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index 8f07415db5f..45917bf65c1 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -132,8 +132,10 @@ let
         else
             for res in 16 32 48 64 128; do
             mkdir -p "$out/share/icons/hicolor/''${res}x''${res}/apps"
-            ln -s "${browser}/lib/"*"/browser/chrome/icons/default/default''${res}.png" \
+            icon=( "${browser}/lib/"*"/browser/chrome/icons/default/default''${res}.png" )
+              if [ -e "$icon" ]; then ln -s "$icon" \
                 "$out/share/icons/hicolor/''${res}x''${res}/apps/${browserName}.png"
+              fi
             done
         fi