tweaked shadow copy-build

diff --git a/contrib/samples/refentry/shadow/Makefile b/contrib/samples/refentry/shadow/Makefile
index 98ca042290729faeaa33276bdc64ff481104d182..6d18eb402ec8ad364fd7f510a36c2b0b7084c39e 100644 (file)
--- a/contrib/samples/refentry/shadow/Makefile
+++ b/contrib/samples/refentry/shadow/Makefile
@@ -20,7 +20,8 @@ $(TMP)/shadow/man:
          && make
        
 $(SUBMODULE): $(TMP)/shadow/man
-       mv $< $@
+       cp -pR $< $@
 
 clean:
        $(RM) -r $(SUBMODULE)
+       $(RM) -r $(TMP)/shadow