- Netcdf and Hdf conflicts, so let user choose which one to build against.

PR:		ports/64960
Submitted by:	Kay Lehmann <kay_lehmann@web.de>

graphics/opendx/Makefile

@@ -17,11 +17,10 @@ MAINTAINER=	ports@FreeBSD.org
 COMMENT=	IBM's Open Visualization Data Explorer
 
 LIB_DEPENDS=	Magick.6:${PORTSDIR}/graphics/ImageMagick \
-		df.1:${PORTSDIR}/science/hdf \
-		netcdf.1:${PORTSDIR}/math/netcdf \
 		tiff.4:${PORTSDIR}/graphics/tiff
 
-BROKEN=		"Inconsistent dependencies (netcdf and hdf)"
+OPTIONS=	HDF "Build hdf-support (only hdf OR netcdf is supported)" on \
+		NETCDF "Build netcdf-support" off
 
 USE_REINPLACE=	yes
 USE_BISON=	yes
@@ -29,7 +28,7 @@ USE_MESA=	yes
 USE_MOTIF=	yes
 USE_XLIB=	yes
 GNU_CONFIGURE=	yes
-CONFIGURE_ARGS= --without-javadx
+CONFIGURE_ARGS=	--without-javadx
 CFLAGS+=	${PTHREAD_CFLAGS}
 CONFIGURE_ENV=	ARCH="freebsd" \
 		CPPFLAGS="${CXXFLAGS} -I${LOCALBASE}/include" \
@@ -38,6 +37,16 @@ USE_GMAKE=	yes
 NO_MTREE=	yes
 PLIST_SUB=	ARCH=${OPSYS:L}
 
+.include <bsd.port.pre.mk>
+
+.if defined(WITH_HDF)
+LIB_DEPENDS+=	df.1:${PORTSDIR}/science/hdf
+.endif
+
+.if defined(WITH_NETCDF)
+LIB_DEPENDS+=	netcdf.1:${PORTSDIR}/math/netcdf
+.endif
+
 post-patch:
 	@${RM} -f ${WRKSRC}/include/stamp-h.in
 .for dir in doc help html man
@@ -45,4 +54,4 @@ post-patch:
 		${REINPLACE_CMD} -e "s;/usr/lpp;${PREFIX};g"
 .endfor
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>