# Contributor: Jakub Jirutka <jakub@jirutka.cz>
# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
pkgname=lua-bit32
_pkgname=lua-compat-5.2
pkgver=5.3.0
pkgrel=1
pkgdesc="Lua 5.2 bit manipulation library"
url="https://github.com/keplerproject/lua-compat-5.2"
arch="all"
license="MIT"
makedepends=""
subpackages=""
source="$pkgname-$pkgver.tar.gz::https://github.com/keplerproject/$_pkgname/archive/bitlib-$pkgver.tar.gz"
builddir="$srcdir/$_pkgname-bitlib-$pkgver"

_luaversions="5.1 5.2 5.3"
for _v in $_luaversions; do
	makedepends="$makedepends lua$_v-dev luarocks$_v"
	subpackages="$subpackages lua$_v-${pkgname#lua-}:_subpackage"
done

build() {
	cd "$builddir"

	local lver; for lver in $_luaversions; do
		msg "Building for Lua $lver..."

		luarocks-$lver \
			CC="$CC" \
			CFLAGS="$CFLAGS -fPIC" \
			LUA_INCDIR="$(pkg-config --variable=includedir lua$lver)" \
			LUA_LIBDIR="$(pkg-config --variable=libdir lua$lver)" \
			make --tree=./build rockspecs/bit32-$pkgver-1.rockspec
	done
}

package() {
	mkdir -p "$pkgdir"
}

_subpackage() {
	local lver="${subpkgname:3:3}"
	pkgdesc="$pkgdesc (for Lua $lver)"
	depends="lua$lver"
	install_if="$pkgname=$pkgver-r$pkgrel lua$lver"
	local rockdir="$subpkgdir/usr/lib/luarocks/rocks-$lver/bit32/$pkgver-1"

	cd "$builddir"
	install -D -m 755 build/lib/lua/$lver/bit32.so \
		"$subpkgdir"/usr/lib/lua/$lver/bit32.so

	mkdir -p "$rockdir"
	echo 'rock_manifest = {}' > "$rockdir"/rock_manifest
}

sha512sums="234807e201197bc27720864a328f5b63a9fe8bf88bf1fb64cd178532c0745a330b23455fcff0e50d365034f3e43af3c835de7f10a685275da66a7a1ca873e90a  lua-bit32-5.3.0.tar.gz"
