Added ability to publish Node.js module.

pkg/npm/Makefile

@@ -0,0 +1,27 @@
+#!/usr/bin/make
+
+DEFAULT_VERSION := $(shell grep 'define NXT_VERSION' ../../src/nxt_main.h \
+			| sed -e 's/^.*"\(.*\)".*/\1/')
+
+VERSION ?= $(DEFAULT_VERSION)
+NPM ?= npm
+
+default:
+	@echo "valid targets: all publish clean"
+
+copy:
+	cp -rp ../../src/nodejs/unit-http .
+	mv unit-http/binding_pub.gyp unit-http/binding.gyp
+	sed -e 's/"version"\s*:.*/"version": "${VERSION}.0",/' \
+		unit-http/package.json > unit-http/package.json.tmp
+	mv unit-http/package.json.tmp unit-http/package.json
+
+publish: copy
+	cd unit-http && $(NPM) publish
+
+all: copy
+
+clean:
+	rm -rf unit-http
+
+.PHONY: default all copy publish clean