From 1dca402eb2f6a50be0ee812cf2ff0104afc4d092 Mon Sep 17 00:00:00 2001
From: Benedict Geihe <bgeihe@uni-koeln.de>
Date: Tue, 15 Sep 2026 23:18:49 +0200
Subject: [PATCH] only load t8code_jll if preferences say so

---
 src/Libt8.jl | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Libt8.jl b/src/Libt8.jl
index a1b9f1a..121bce7 100644
--- a/src/Libt8.jl
+++ b/src/Libt8.jl
@@ -7,10 +7,12 @@ to_c_type_pairs(va_list) = map(enumerate(to_c_type.(va_list))) do (ind, type)
     :(va_list[$ind]::$type)
 end
 
-using t8code_jll: t8code_jll
-export t8code_jll
-
 using ..T8code: _PREFERENCE_LIBT8, _PREFERENCE_LIBP4EST, _PREFERENCE_LIBSC
+
+@static if _PREFERENCE_LIBT8 == "t8code_jll" || _PREFERENCE_LIBP4EST == "t8code_jll" || _PREFERENCE_LIBSC == "t8code_jll"
+    using t8code_jll: t8code_jll
+end
+
 using MPIPreferences: MPIPreferences
 
 @static if _PREFERENCE_LIBT8 == "t8code_jll" && MPIPreferences.binary == "system"