@if test "$$(sha1sum $@ | awk '{print $$1}')" != "$(main.SHA1SUM)" ; then \
echo "sha1sum of the downloaded $@ does not match the one from 'Makefile'" ; \
echo "Local copy: $$(sha1sum $@)" ; \
- echo "In Makefile: $main.SHA1SUM" ; \
+ echo "In Makefile: $(main.SHA1SUM)" ; \
exit 1 ; \
else \
ls -l $@ ; \