8268296: ScopedMemoryAccess build error with readonly filesystems

cushon · cushon · commit e546ae27ffc6 · 2021-06-07T17:58:57.000Z
Reviewed-by: erikj
diff --git a/make/modules/java.base/gensrc/GensrcScopedMemoryAccess.gmk b/make/modules/java.base/gensrc/GensrcScopedMemoryAccess.gmk
@@ -142,7 +142,7 @@ $(foreach t, $(SCOPE_MEMORY_ACCESS_TYPES), \
 	
 $(SCOPED_MEMORY_ACCESS_DEST): $(BUILD_TOOLS_JDK) $(SCOPED_MEMORY_ACCESS_TEMPLATE) $(SCOPED_MEMORY_ACCESS_BIN_TEMPLATE)
 	$(call MakeDir, $(SCOPED_MEMORY_ACCESS_GENSRC_DIR))
-	$(CP) $(SCOPED_MEMORY_ACCESS_TEMPLATE) $(SCOPED_MEMORY_ACCESS_DEST)
+	$(CAT) $(SCOPED_MEMORY_ACCESS_TEMPLATE) > $(SCOPED_MEMORY_ACCESS_DEST)
 	$(foreach t, $(SCOPE_MEMORY_ACCESS_TYPES), \
 	  $(TOOL_SPP) -nel -K$(BIN_$t_type) -Dtype=$(BIN_$t_type) -DType=$(BIN_$t_Type) $(BIN_$t_ARGS) \
 	  -i$(SCOPED_MEMORY_ACCESS_BIN_TEMPLATE) -o$(SCOPED_MEMORY_ACCESS_DEST) ;)
