main/lua-xctrl: added support versioning and use install_if

main/lua-xctrl/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=lua-xctrl
-pkgver=2013.06.20
+pkgver=2015.04.10
 _x=${pkgver%%.*}
 _y=${pkgver%.*}
 _y=${_y#*.}
 _z=${pkgver##*.}
 _ver=${_x}-${_y}-${_z}
-pkgrel=1
+pkgrel=2
+_luaversions="5.1 5.2 5.3"
 pkgdesc="Lua module that allows you to query and manipulate various aspects of an X11 window manager"
 url="https://github.com/yetanothergeek/xctrl"
 arch="all"
 license="GPL-2"
 depends=
 makedepends="lua-dev libx11-dev libxmu-dev"
+for _i in $_luaversions; do
+        makedepends="$makedepends lua$_i-dev"
+        subpackages="$subpackages lua$_i-xctrl:split_${_i/./_}"
+done
 install=
 subpackages="$pkgname-doc"
-source="http://xctrl.googlecode.com/files/xctrl-$_ver.tar.gz"
+source="https://github.com/yetanothergeek/xctrl/archive/$pkgver.zip"
 
-_builddir="$srcdir"/xctrl-$_ver
+_builddir="$srcdir"/xctrl-$pkgver
 _lua_libdir=/usr/lib/lua/5.1
+
 prepare() {
 	cd "$_builddir"
 }
 
 build() {
-	cd "$_builddir"
-	export EXTRA_CFLAGS="-fPIC"
-	make || return 1
+        for _i in $_luaversions; do
+                msg "Build for Lua $_i"
+		cd "$_builddir"
+		export EXTRA_CFLAGS="-fPIC"
+		make LUAPKG="lua$_i" || return 1
+	done
 }
 
 package() {
-	cd "$_builddir"
-	install -d "$pkgdir"/$_lua_libdir "$pkgdir"/usr/share/doc/$pkgname
-	install src/xctrl.so "$pkgdir"/$_lua_libdir/xctrl.so
-	install doc/lxctrl.html "$pkgdir"/usr/share/doc/$pkgname/lxctrl.html
+        cd "$_builddir"
+        for _i in $_luaversions; do
+		install -d "$pkgdir"/usr/lib/lua/$_i "$pkgdir"/usr/share/doc/$pkgname
+		install src/xctrl.so "$pkgdir"/usr/lib/lua/$_i/xctrl.so
+		install doc/lxctrl.html "$pkgdir"/usr/share/doc/$pkgname/lxctrl.html
+        done
 }
 
-md5sums="789f39228436e4c806911c6cbaae444a  xctrl-2013-06-20.tar.gz"
-sha256sums="9089ff10f5396e0a74b3f80c03d8f54395219d72f6ea0084e2858d7195ececbf  xctrl-2013-06-20.tar.gz"
-sha512sums="ebfbd3b13c0d5432c71afa6bc70984c794242204c9ce9eaaf391092f7cf5c99dbe0c66335bb9c97413d304f1f77529bddf6a0f37fb10eeab5fbcb7d75dc92d48  xctrl-2013-06-20.tar.gz"
+_split() {
+        local d=usr/lib/lua _ver=$1
+        pkgdesc="$pkgdesc for Lua $_ver"
+        install_if="lua$_ver $pkgname=$pkgver-r$pkgrel"
+        depends=
+        mkdir -p "$subpkgdir/$d" || return 1
+        mv "$pkgdir/$d/$1" "$subpkgdir/$d"
+}
+
+for _v in $_luaversions; do
+        eval "split_${_v/./_}() { _split $_v; }"
+done
+
+md5sums="7e438db4b40e8d067de78581e55fbeb2  2015.04.10.zip"
+sha256sums="eaef1a1d9a20adb55c5eef81de3dea25120fde8a02e3307bd86a9ba1af0791aa  2015.04.10.zip"
+sha512sums="b047173647d430cc80526d2a0c92cc1ae1006c068d57362ece2ae2e9dac550b7e55446748def1cb2c73930026f4048f9581721f2768ac79df9946483d94c09e3  2015.04.10.zip"