set PROJECT_DIR and PROJECT_BUILD_DIR

linux/CMakeLists.txt

@@ -124,16 +124,18 @@ foreach(bundled_library ${PLUGIN_BUNDLED_LIBRARIES})
     COMPONENT Runtime)
 endforeach(bundled_library)
 
+message("PROJECT_DIR: ${PROJECT_DIR}")
+message("PROJECT_BUILD_DIR: ${PROJECT_BUILD_DIR}")
+message("NATIVE_ASSETS_DIR: ${NATIVE_ASSETS_DIR}")
+message("INSTALL_BUNDLE_LIB_DIR: ${INSTALL_BUNDLE_LIB_DIR}")
+message("INSTALL_BUNDLE_LIB_DIR: ${INSTALL_BUNDLE_LIB_DIR}")
+
 # Copy the native assets provided by the build.dart from all packages.
 set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/linux/")
 install(DIRECTORY "${NATIVE_ASSETS_DIR}"
    DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
    COMPONENT Runtime)
 
-message("PROJECT_DIR: ${PROJECT_DIR}")
-message("PROJECT_BUILD_DIR: ${PROJECT_BUILD_DIR}")
-message("NATIVE_ASSETS_DIR: ${NATIVE_ASSETS_DIR}")
-
 # Fully re-copy the assets directory on each build to avoid having stale files
 # from a previous install.
 set(FLUTTER_ASSET_DIR_NAME "flutter_assets")

linux/flutter/CMakeLists.txt

@@ -31,7 +31,8 @@ set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so")
 # Published to parent scope for install step.
 set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
 set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
-set(PROJECT_BUILD_DIR "${CMAKE_SOURCE_DIR}/build/")
+set(PROJECT_DIR "${CMAKE_SOURCE_DIR}" PARENT_SCOPE)
+set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
 set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE)
 
 list(APPEND FLUTTER_LIBRARY_HEADERS