Noux: 'which'

This patch adds the GNU 'which' program to the 'ports' repository.

Fixes #380.

ports/ports/which.mk

@@ -0,0 +1,19 @@
+WHICH = which-2.20
+WHICH_TGZ = $(WHICH).tar.gz
+WHICH_URL = http://ftp.gnu.org/gnu/which/$(WHICH_TGZ)
+#
+# Interface to top-level prepare Makefile
+#
+PORTS += $(WHICH)
+
+prepare:: $(CONTRIB_DIR)/$(WHICH)
+
+#
+# Port-specific local rules
+#
+$(DOWNLOAD_DIR)/$(WHICH_TGZ):
+	$(VERBOSE)wget -c -P $(DOWNLOAD_DIR) -O $@ $(WHICH_URL) && touch $@
+
+$(CONTRIB_DIR)/$(WHICH): $(DOWNLOAD_DIR)/$(WHICH_TGZ)
+	$(VERBOSE)tar xfz $< -C $(CONTRIB_DIR) && touch $@
+#	$(VERBOSE)patch -d contrib/ -N -p0 < src/noux-pkg/lynx/build.patch

ports/src/noux-pkg/which/target.mk

@@ -0,0 +1 @@
+include $(REP_DIR)/mk/noux.mk