vlc: do not install precompiled lua scripts when cross compiling install uncompiled version instead

Closes: #11720 [via git-merge-pr]

srcpkgs/vlc/template

@@ -1,7 +1,7 @@
 # Template file for 'vlc'
 pkgname=vlc
 version=2.2.8
-revision=7
+revision=8
 build_style=gnu-configure
 configure_args="--disable-gme --disable-libtar --enable-jack
  --disable-live555 --disable-fluidsynth --enable-dvdread
@@ -79,6 +79,14 @@ pre_build() {
 	# at tree-vect-data-refs.c:2567
 	sed -i 's,-O4,-O2,g' -i modules/video_filter/Makefile
 }
+pre_install() {
+	if [ -n "$CROSS_BUILD" ]; then
+		# install .lua files instead of precompiled .luac ones
+		# scripts precompiled with 64 bit host compiler won’t run on 32 bit target
+		# same with respect to endianess
+		sed -i -e "s/\(@list='\$(nobase_vlclib_DATA\)/\1:.luac=.lua/" share/Makefile
+	fi
+}
 post_install() {
 	# Remove unused stuff
 	rm -f ${DESTDIR}/usr/lib/vlc/plugins/plugins.dat