Clean up the port's makefile

- Sort variables
- Use post-install-DOCS-on instead of an if statement based on PORT_OPTIONS

Approved by:	portmgr blanket

dns/nss_mdns/Makefile

@@ -15,41 +15,39 @@ LICENSE_FILE=	${WRKSRC}/LICENSE
 LIB_DEPENDS=	libavahi-client.so:net/avahi-app
 
 USES=		autoreconf gmake libtool pkgconfig
-CONFLICTS_INSTALL=	mDNSResponder_nss-[0-9]*
-
-GNU_CONFIGURE=	yes
-INSTALL_TARGET=	install-strip
-USE_LDCONFIG=	yes
-
 USE_GITHUB=	yes
 GH_ACCOUNT=	lathiat
 GH_PROJECT=	nss-mdns
 GH_TAGNAME=	99c2f1c
+USE_LDCONFIG=	yes
+
+GNU_CONFIGURE=	yes
+CONFIGURE_ARGS=	--localstatedir=/var \
+		--sysconfdir=/etc
+
+INSTALL_TARGET=	install-strip
+
+CONFLICTS_INSTALL=	mDNSResponder_nss-[0-9]*
+
+# TODO: Print a message about the etc directory used for mdns.allow
+# being relative to ${PREFIX}.
+PLIST_FILES=	${INSTALLED_MODULES:C/^/lib\//:C/$/.so.1/} \
+		${INSTALLED_MODULES:C/^/lib\//:C/$/.so/}
+PORTDOCS=	README.md
 
 OPTIONS_DEFINE=	DOCS
 
-CONFIGURE_ARGS+=		\
-	--sysconfdir=/etc	\
-	--localstatedir=/var
-
 INSTALLED_MODULES=	nss_mdns nss_mdns_minimal \
-		  	nss_mdns4 nss_mdns4_minimal \
+			nss_mdns4 nss_mdns4_minimal \
 			nss_mdns6 nss_mdns6_minimal
 
-.include <bsd.port.options.mk>
-
 post-install:
 .for INSTALLED_MODULE in ${INSTALLED_MODULES}
 	${LN} -s ${INSTALLED_MODULE}.so.1 ${STAGEDIR}${PREFIX}/lib/${INSTALLED_MODULE}.so
 .endfor
-.if ${PORT_OPTIONS:MDOCS}
+
+post-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}/
 	${INSTALL_DATA} ${INSTALL_WRKSRC}/README.md ${STAGEDIR}${DOCSDIR}
-.endif
-
-# TODO: Print a message about the etc directory used for mdns.allow
-# being relative to ${PREFIX}.
-PLIST_FILES=	${INSTALLED_MODULES:C/^/lib\//:C/$/.so/} ${INSTALLED_MODULES:C/^/lib\//:C/$/.so.1/}
-PORTDOCS=	README.md
 
 .include <bsd.port.mk>