fix headers

Author: nullccxsy

cmake_modules/IcebergThirdpartyToolchain.cmake

@@ -288,6 +288,18 @@ function(resolve_croaring_dependency)
                                                             ${croaring_SOURCE_DIR}/cpp)
     endif()
 
+    if(NOT TARGET roaring::roaring-headers)
+      add_library(roaring::roaring-headers INTERFACE IMPORTED)
+      target_include_directories(roaring::roaring-headers
+                                 INTERFACE ${croaring_SOURCE_DIR}/include)
+    endif()
+
+    if(NOT TARGET roaring::roaring-headers-cpp)
+      add_library(roaring::roaring-headers-cpp INTERFACE IMPORTED)
+      target_include_directories(roaring::roaring-headers-cpp
+                                 INTERFACE ${croaring_SOURCE_DIR}/cpp)
+    endif()
+
     set(CROARING_VENDORED TRUE)
     set_target_properties(roaring PROPERTIES OUTPUT_NAME "iceberg_vendored_croaring"
                                              POSITION_INDEPENDENT_CODE ON)