ignores it anyway in command substitution, but Ultrix reportedly
aborted the test when bctest returned 1.
@./$(BNTEST) >tmp.bntest
@echo quit >>tmp.bntest
@echo "running bc"
- @<tmp.bntest sh -c "`sh ./bctest`" | $(PERL) -e '$$i=0; while (<STDIN>) {if (/^test (.*)/) {print STDERR "\nverify $$1";} elsif (!/^0$$/) {die "\nFailed! bc: $$_";} else {print STDERR "."; $$i++;}} print STDERR "\n$$i tests passed\n"'
+ @<tmp.bntest sh -c "`sh ./bctest || true`" | $(PERL) -e '$$i=0; while (<STDIN>) {if (/^test (.*)/) {print STDERR "\nverify $$1";} elsif (!/^0$$/) {die "\nFailed! bc: $$_";} else {print STDERR "."; $$i++;}} print STDERR "\n$$i tests passed\n"'
@echo 'test a^b%c implementations'
./$(EXPTEST)