net/libzmq4: Add NORM option, Disable -Werror

- Add NORM option and helpers [1], no default.
- Backport upstream pull request #2066. [1][2]
- Override default -Werror in build.

[2] zeromq/libzmq#2066

PR:		211306 (part 1 of 2) [1]
Submitted by:	Eric Camachat <eric camachat org> [1]
MFH:		2016Q3

net/libzmq4/Makefile

@@ -2,7 +2,7 @@
 
 PORTNAME=	libzmq4
 PORTVERSION=	4.1.4
-PORTREVISION=	2
+PORTREVISION=	3
 CATEGORIES=	net
 MASTER_SITES=	http://download.zeromq.org/
 DISTNAME=	zeromq-${DISTVERSION}
@@ -19,11 +19,12 @@ USES=		libtool pkgconfig
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 
-OPTIONS_DEFINE=		CURVE DEBUG PGM
+OPTIONS_DEFINE=		CURVE DEBUG PGM NORM
 OPTIONS_DEFAULT=	CURVE PGM
 
 CURVE_DESC=	CURVE security mechanism via libsodium
 PGM_DESC=	Reliable multicast transport using PGM via OpenPGM
+NORM_DESC=	Reliable multicast transport using NORM via NRL
 
 CURVE_CONFIGURE_WITH=	libsodium
 CURVE_LIB_DEPENDS=	libsodium.so:security/libsodium
@@ -34,9 +35,13 @@ DEBUG_VARS=		WITH_DEBUG=yes
 PGM_CONFIGURE_WITH=	pgm
 PGM_LIB_DEPENDS=	libpgm.so:net/openpgm
 
+NORM_CONFIGURE_WITH=	norm=${PREFIX}
+NORM_LIB_DEPENDS=	libnorm.so:net/norm
+
 CONFIGURE_ARGS+=	--with-pkgconfigdir=${PREFIX}/libdata/pkgconfig
 
 CFLAGS+=	-Wno-long-long
+CPPFLAGS+=	-Wno-error
 MAKE_ENV=	V=1
 
 INSTALL_TARGET=	install-strip

net/libzmq4/distinfo

@@ -1,2 +1,3 @@
+TIMESTAMP = 1469795631
 SHA256 (zeromq-4.1.4.tar.gz) = e99f44fde25c2e4cb84ce440f87ca7d3fe3271c2b8cfbc67d55e4de25e6fe378
 SIZE (zeromq-4.1.4.tar.gz) = 1400012

net/libzmq4/files/patch-configure

@@ -0,0 +1,21 @@
+# https://github.com/zeromq/libzmq/pull/2066
+# From 07d00b3aaa2a194c18628ae247dbfd46b9c306ae Mon Sep 17 00:00:00 2001
+# From: Eric Camachat <eric camachat org>
+# Date: Wed, 27 Jul 2016 11:09:19 -0700
+# Subject: [PATCH] Fix build with NORM enabled on FreeBSD.
+
+--- configure.orig	2016-07-29 12:36:40 UTC
++++ configure
+@@ -19823,10 +19823,10 @@ $as_echo "#define ZMQ_HAVE_NORM 1" >>con
+     if test "x$wwith_norm_ext" != "xyes"; then
+         norm_path="${with_norm_ext}"
+         LIBZMQ_EXTRA_CXXFLAGS="-I${norm_path}/include ${LIBZMQ_EXTRA_CXXFLAGS}"
+-        LIBZMQ_EXTRA_LDFLAGS="-I${norm_path}/include ${LIBZMQ_EXTRA_LDFLAGS}"
++        LIBZMQ_EXTRA_LDFLAGS="-I${norm_path}/lib ${LIBZMQ_EXTRA_LDFLAGS}"
+     fi
+
+-    LIBS="-lnorm $LIBS"
++    LIBS="-L${norm_path}/lib -lnorm $LIBS"
+ fi
+
+ # Set -Wall, -Werror and -pedantic