Update to XercesC 3.3

cmake/SetupXercesC.cmake

-# Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
+# Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
 #
 # This module is used to set up XercesC for the project. Either by looking for
 # it on the build machine, or by downloading it during the build itself.
@@ -22,7 +22,7 @@ if(GEOMODEL_USE_BUILTIN_XERCESC)
   set(XercesC_LIBRARY "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall/lib/${CMAKE_SHARED_LIBRARY_PREFIX}xerces-c${CMAKE_SHARED_LIBRARY_SUFFIX}" CACHE PATH "Path to the Xerces-C library file" FORCE )
   set(XercesC_LIBRARIES "${XercesC_LIBRARY}" )
   set(XercesC_LIBRARY_RELEASE "${XercesC_LIBRARY}" CACHE PATH "Path to the Xerces-C library" FORCE )
-  set(XercesC_VERSION "3.2.3" )
+  set(XercesC_VERSION "3.3.0" )
 
   # Create the include directory already, otherwise CMake refuses to
   # create the imported target.
@@ -33,15 +33,15 @@ if(GEOMODEL_USE_BUILTIN_XERCESC)
   ExternalProject_Add( XercesCBuiltIn
     PREFIX "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCBuild"
     INSTALL_DIR "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall"
-    URL "https://cern.ch/lcgpackages/tarFiles/sources/xerces-c-${XercesC_VERSION}.tar.gz"
-    URL_MD5 "a5fa4d920fce31c9ca3bfef241644494"
-    CONFIGURE_COMMAND
-      ${CMAKE_COMMAND} -E env CXXFLAGS=-std=c++${CMAKE_CXX_STANDARD} <SOURCE_DIR>/configure --disable-static --prefix=<INSTALL_DIR>
+    URL "https://github.com/apache/xerces-c/archive/refs/tags/v${XercesC_VERSION}.tar.gz"
+    URL_MD5 "9662878f56e5bc1eb7a9b4c572d37a1d"
+    CMAKE_CACHE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
     INSTALL_COMMAND make install
       COMMAND ${CMAKE_COMMAND} -E remove -f "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall/lib/${CMAKE_SHARED_LIBRARY_PREFIX}xerces-c.la"
       COMMAND ${CMAKE_COMMAND} -E remove_directory "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall/lib/pkgconfig"
-    BUILD_BYPRODUCTS "${XercesC_INCLUDE_DIR}" "${XercesC_LIBRARY}" )
-  install(DIRECTORY
+    BUILD_BYPRODUCTS "${XercesC_INCLUDE_DIR}" "${XercesC_LIBRARY}"  )
+  
+    install(DIRECTORY
      "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall/bin"
      "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/XercesCInstall/lib"
      DESTINATION .
@@ -53,7 +53,7 @@ if(GEOMODEL_USE_BUILTIN_XERCESC)
     USE_SOURCE_PERMISSIONS )
 
   # Set up local XercesC "imported" target.
-  add_library(XercesC::XercesC UNKNOWN IMPORTED)
+  add_library(XercesC::XercesC SHARED IMPORTED)
   set_target_properties( XercesC::XercesC PROPERTIES
     INTERFACE_INCLUDE_DIRECTORIES "${XercesC_INCLUDE_DIR}"
     IMPORTED_LOCATION "${XercesC_LIBRARY}")