From f69e55058d044aca5f290aa6f29b6e8736c80816 Mon Sep 17 00:00:00 2001
From: "Tobias Rittig, Ph.D." <diiigle@users.noreply.github.com>
Date: Tue, 3 Sep 2024 21:45:30 +0200
Subject: [PATCH] Allow usage of pugixml from a superproject (#5752)

When using CMake subprojects with an existing build of pugixml
this prevents Assimp from using its own copy.
---
 code/CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index 9b2708623..fb0fbc742 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -1053,7 +1053,7 @@ ENDIF() # IF (ASSIMP_BUILD_USD_IMPORTER)
 IF(ASSIMP_HUNTER_ENABLED)
   hunter_add_package(pugixml)
   find_package(pugixml CONFIG REQUIRED)
-ELSE()
+ELSEIF(NOT TARGET pugixml::pugixml)
   SET( Pugixml_SRCS
     ../contrib/pugixml/src/pugiconfig.hpp
     ../contrib/pugixml/src/pugixml.hpp
@@ -1439,6 +1439,9 @@ ELSE()
   if (ASSIMP_BUILD_DRACO)
     target_link_libraries(assimp ${draco_LIBRARIES})
   endif()
+  if(TARGET pugixml::pugixml)
+    target_link_libraries(assimp pugixml::pugixml)
+  endif()
 ENDIF()
 
 if(ASSIMP_ANDROID_JNIIOSYSTEM)