hedgewars: improve support for arch lacking freepascal

srcpkgs/hedgewars/template

@@ -6,7 +6,7 @@ wrksrc="${pkgname}-src-${version}"
 build_style=cmake
 configure_args="-DNOSERVER=1 -DDATA_INSTALL_DIR=/usr/share/${pkgname}
  -DPHYSFS_SYSTEM=1 -DCMAKE_VERBOSE_MAKEFILE=1 -DMINIMAL_FLAGS=1"
-hostmakedepends="lua51 pkg-config fpc"
+hostmakedepends="lua51 pkg-config"
 makedepends="ffmpeg-devel lua51-devel physfs-devel qt5-tools-devel SDL2_image-devel
  SDL2_mixer-devel SDL2_net-devel SDL2_ttf-devel"
 depends="hedgewars-data>=${version}_${revision} libfreeglut"
@@ -24,22 +24,30 @@ if [ -n "$CROSS_BUILD" ]; then
 fi
 
 case $XBPS_TARGET_MACHINE in
-	# forces usage of C engine and ghc due to a 32 bit freepascal bug
-	# https://travis-ci.org/void-linux/void-packages/jobs/596458977#L4316
-	i686*)
-		hostmakedepends+=" glew-devel ghc libatomic-devel"
-		nopie_files+=" /usr/bin/hedgewars"
+	x86_64*)
+		hostmakedepends+=" fpc"
+		;;
+	*)
+		# use C engine for architectures lacking freepascal support
+		# https://www.hedgewars.org/kb/pas2CTutorial
+		# i686 has a 32 bit freepascal bug
+		# https://travis-ci.org/void-linux/void-packages/jobs/596458977#L4316
+		_use_c_engine=1
 		;;
 esac
 
+if [ -n "$_use_c_engine" ]; then
+	hostmakedepends+=" glew-devel libatomic-devel ghc"
+	configure_args+=" -DBUILD_ENGINE_C=1"
+	nopie_files+=" /usr/bin/hedgewars"
+fi
+
 pre_configure() {
 	# remove option not supported by clang
-	case $XBPS_TARGET_MACHINE in
-	i686*)
+	if [ -n "$_use_c_engine" ]; then
 		CFLAGS=${CFLAGS/-fstack-clash-protection/}
 		CXXFLAGS=${CXXFLAGS/-fstack-clash-protection/}
-		;;
-	esac
+	fi
 }
 
 post_install() {