Index: games/oolite/Makefile
===================================================================
--- games/oolite/Makefile	(revision 520894)
+++ games/oolite/Makefile	(working copy)
@@ -12,9 +12,6 @@
 MAINTAINER=		ports@FreeBSD.org
 COMMENT=		Trade and combat space simulator, clone of Elite
 
-DEPRECATED=	Unmaintained, uses EOLed python27
-EXPIRATION_DATE=	2020-01-27
-
 LICENSE=		CC-BY-NC-SA-3.0 GPLv2 ZLIB
 LICENSE_COMB=		multi
 LICENSE_FILE_CC-BY-NC-SA-3.0=	${WRKSRC}/Doc/LICENSE.TXT
@@ -27,7 +24,7 @@
 			libpng.so:graphics/png \
 			libminizip.so:archivers/minizip
 
-USES=			gl gnustep openal:al perl5 python:2.7,build sdl \
+USES=			gl gnustep openal:al perl5 python:3.5+,build sdl \
 			tar:bzip2 xorg
 USE_CXXSTD=		gnu++98
 USE_GL=			gl glu
@@ -34,6 +31,8 @@
 USE_SDL=		sdl
 USE_XORG=		x11
 USE_GNUSTEP=		base build
+
+MAKE_ENV=		ac_cv_path_PYTHON=${PYTHON_CMD}
 # Redefine DO_MAKE_BUILD, because current gnustep in USES overrides MAKEFILE
 # without possibility to change it, as it was done in the previous implementation
 DO_MAKE_BUILD=		${SETENV} ${MAKE_ENV} ${MAKE_CMD} ${MAKE_FLAGS} Makefile ${_MAKE_JOBS} ${MAKE_ARGS:C,^${DESTDIRNAME}=.*,,g}
@@ -75,6 +74,13 @@
 	${REINPLACE_CMD} -e 's|oolite-saves|\.oolite-saves|' \
 		${WRKSRC}/src/Core/NSFileManagerOOExtensions.h
 
+pre-configure:
+	@${REINPLACE_CMD} -e "s| but not 3\.x|| ; \
+		s| or sys\.version\[:2\] != '2\.'||" \
+		${WRKSRC}/deps/mozilla/js/src/configure
+	@(cd ${WRKSRC}/deps/mozilla/js/src && ${LOCALBASE}/bin/2to3-${PYTHON_VER} \
+		-wn --no-diffs imacro_asm.py build/cl.py)
+
 do-install:
 	(cd ${RELEASEDIR} && ${COPYTREE_SHARE} "${PORTDATA}" ${STAGEDIR}${DATADIR})
 	${INSTALL_SCRIPT} ${WRKDIR}/oolite ${STAGEDIR}${PREFIX}/bin