X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Ftptp_grafite%2FMakefile;h=e452480d8430ec07a2d6b919628c563e49f55e9e;hb=a0b7db9844126ebcdf4b5dbb586514854cef5d93;hp=9eac2dd05f4bc0744059968f2146f435d2585012;hpb=c839260badc9d172c67df8169de39f07a1304973;p=helm.git

diff --git a/helm/software/components/tptp_grafite/Makefile b/helm/software/components/tptp_grafite/Makefile
index 9eac2dd05..e452480d8 100644
--- a/helm/software/components/tptp_grafite/Makefile
+++ b/helm/software/components/tptp_grafite/Makefile
@@ -65,6 +65,8 @@ parse-%:
 	done
 
 thf:
+	rm -rf THF
+	mkdir THF
 	for x in `cat thf_problems`; do\
 		echo $$x;\
 		./mainTHF -tptppath $(TPTPDIR) $$x.p > THF/$$x.ma;\