vdrift: switch to build_style=scons.

srcpkgs/vdrift/template

@@ -1,8 +1,11 @@
 # Template file for 'vdrift'
 pkgname=vdrift
 version=2014.10.20
-revision=2
+revision=3
 wrksrc="${pkgname}"
+build_style=scons
+make_build_args="release=1 force_feedback=1 extbullet=1 datadir=share/$pkgname"
+make_install_args="${make_build_args}"
 hostmakedepends="pkg-config scons"
 makedepends="asio libcurl-devel bullet-devel SDL2_image-devel glew-devel
  libvorbis-devel libarchive-devel MesaLib-devel"
@@ -14,12 +17,7 @@ homepage="http://vdrift.net/"
 distfiles="${SOURCEFORGE_SITE}/${pkgname}/${pkgname}-${version//./-}.tar.bz2"
 checksum=458d45d59075c2ce943ec6bc271a5bd0eb6bc6ed123670b65038703345020be3
 
-do_build() {
-	scons ${makejobs} destdir=${DESTDIR} release=1 force_feedback=1 \
-		prefix=/usr datadir=share/$pkgname extbullet=1
-}
-do_install() {
-	scons install
+post_install() {
 	# install .desktop file
 	vinstall $pkgname.desktop 644 usr/share/applications
 	sed -i '1 s/^\xef\xbb\xbf//' \