Add a perlcritic target to the makefile

Signed-off-by: Stephen Weeks <tene@allalone.org>

build/Makefile.in

@@ -177,6 +177,10 @@ testable : perl6$(EXE) Test.pir spectest_checkout spectest_update
 
 xmas: perl6$(EXE)
 
+CRITIC_FILES=Configure.pl t/harness build/ config/ tools/
+
+perlcritic:
+	perlcritic -1 --profile tools/util/perlcritic.conf $(CRITIC_FILES)
 
 ##  supporting targets for perl6
 # the Perl 6 compiler
@@ -318,6 +322,9 @@ help:
 	@echo "  spectest:          Run the tests of the official test suite that are known to pass."
 	@echo "  spectest_full:     Run all tests of the official test suite"
 	@echo ""
+	@echo "Maintenance:"
+	@echo "  perlcritic         Run Perl::Critic on all the Perl 5 code."
+	@echo ""
 	@echo "Cleaning:"
 	@echo "  clean:             Basic cleaning up."
 	@echo "  distclean:         Removes also anything built, in theory."
@@ -327,4 +334,3 @@ help:
 	@echo "Misc:"
 	@echo "  help:              Print this help message."
 	@echo ""
-