__ files are removed

[helm.git] / helm / matita / library / Makefile

diff --git a/helm/matita/library/Makefile b/helm/matita/library/Makefile
index e13b3e8a48d6c05fb5e07f19043e285192c24309..b6d061531b84332ff0a362b86482e5c98f186e38 100644 (file)
--- a/helm/matita/library/Makefile
+++ b/helm/matita/library/Makefile
@@ -32,7 +32,10 @@ verbose:
 %.opt:
        $(H)$(MAKE) MATITAC='$(MATITACOPT)' MATITACLEAN='$(MATITACLEANOPT)' MATITADEP='$(MATITADEPOPT)' $(@:%.opt=%)
 
-clean:
+clean_:
+       rm -f __*not_for_matita
+
+clean: clean_
        $(H)$(MATITACLEAN) $(SRC)
 
 cleanall: