build.xml

<?xml version="1.0" encoding="utf-8"?>
<project name="sample-require-js" default="" basedir=".">
	
	<!-- properties -->
	
	<property name="requirejs.dir" value="_build/requirejs" />
	
	<!-- custom tasks -->
	
	
	<!-- targets -->
	
	<target name="-optimize" description="Combine and minify files.">
		<java classname="org.mozilla.javascript.tools.shell.Main">
			<classpath>
				<pathelement location="${requirejs.dir}/build/lib/rhino/js.jar" />
				<pathelement location="${requirejs.dir}/build/lib/closure/compiler.jar" />
			</classpath>
			<arg value="${requirejs.dir}/bin/x.js"/>
			<arg value="${requirejs.dir}/bin"/>
			<arg value="${requirejs.dir}/build/build.js"/>
			<arg value="${requirejs.optimizer.settings}"/>
		</java>
	</target>
	
	<target name="optimizeJS">
		<echo message="Combining and minifying JS files." />
		<antcall target="-optimize">
			<param name="requirejs.optimizer.settings" value="_build/js.build.js" />
		</antcall>	
	</target>
	
	<target name="optimizeCSS">
		<echo message="Combining and compressing CSS files." />
		<antcall target="-optimize">
			<param name="requirejs.optimizer.settings" value="_build/css.build.js" />
		</antcall>	
	</target>
	
</project>

css.build.js

({
    appDir: "../style",
    baseUrl: "../style",
    optimizeCss : "standard",
    dir: "../../../deploy/style"
})

js.build.js

({
    appDir: "../scripts",
    baseUrl: "../scripts",
    dir: "../../../deploy/scripts",
    modules: [
        {
            name: "main",
            include : [
            	"lib/my_awesome_shared_lib"
            ],
            includeRequire: true
        },
        {
            name : "sections/home/main",
            exclude : [
                "lib/my_awesome_shared_lib"
            ]
        },
        {
            name : "sections/gallery/main",
            exclude : [
                "lib/my_awesome_shared_lib"
            ]
        }
    ]
})