Threads target may be required and thus exported

CMakeLists.txt

@@ -778,6 +778,12 @@ endif()
 # Export targets #
 ##################
 
+# Threads::Threads may be a dependency of BLAS/LAPACK and CUDA
+# the target may be required for cmake users linking with CHAMELEONconfig.cmake
+if (TARGET Threads::Threads)
+    morse_export_imported_target(Threads Threads threads chameleon)
+endif()
+
 # see https://cmake.org/cmake/help/latest/module/CMakePackageConfigHelpers.html
 include(CMakePackageConfigHelpers)
 

cmake_modules/CHAMELEONConfig.cmake.in

@@ -11,6 +11,9 @@ check_required_components(CHAMELEON)
 
 # dependencies of CHAMELEON
 include("${CMAKE_CURRENT_LIST_DIR}/mTargets.cmake")
+if (EXISTS "${CMAKE_CURRENT_LIST_DIR}/threadsTargets.cmake")
+  include("${CMAKE_CURRENT_LIST_DIR}/threadsTargets.cmake")
+endif()
 if (NOT @CHAMELEON_SIMULATION@)
   include("${CMAKE_CURRENT_LIST_DIR}/cblasTargets.cmake")
   include("${CMAKE_CURRENT_LIST_DIR}/lapackeTargets.cmake")