From d92de35181ffc884a7f88dab44d0610f1141daec Mon Sep 17 00:00:00 2001
From: Thomas Gerbet <thomas@gerbet.me>
Date: Sat, 25 Jul 2026 15:23:38 +0200
Subject: [PATCH] ocelot-desktop: avoid putting empty segments in PATH and
 LD_LIBRARY_PATH

---
 pkgs/by-name/oc/ocelot-desktop/package.nix | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/pkgs/by-name/oc/ocelot-desktop/package.nix b/pkgs/by-name/oc/ocelot-desktop/package.nix
index 16e9fc6d3c1a..683a8384d9c9 100644
--- a/pkgs/by-name/oc/ocelot-desktop/package.nix
+++ b/pkgs/by-name/oc/ocelot-desktop/package.nix
@@ -81,9 +81,13 @@ stdenv.mkDerivation (finalAttrs: {
       install -Dm644 ${finalAttrs.src} $out/share/ocelot-desktop/ocelot-desktop.jar
 
       makeBinaryWrapper ${jre}/bin/java $out/bin/ocelot-desktop \
-        --set JAVA_HOME ${jre.home} \
-        --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath runtimeLibs}" \
-        --prefix PATH : "${lib.makeBinPath runtimePrograms}" \
+        --set JAVA_HOME ${jre.home} ${
+          lib.optionalString (
+            runtimeLibs != [ ]
+          ) "--prefix LD_LIBRARY_PATH : \"${lib.makeLibraryPath runtimeLibs}\""
+        } ${
+          lib.optionalString (runtimePrograms != [ ]) "--prefix PATH : \"${lib.makeBinPath runtimePrograms}\""
+        } \
         --add-flags "-jar $out/share/ocelot-desktop/ocelot-desktop.jar"
 
       # copy icons from zip file