# Maintainer: Natanael Copa <ncopa@alpinelinux.org>

_luaversions="5.1 5.2"

pkgname=lua-lzlib
_name=lzlib
pkgver=0.4.1
pkgrel=0
pkgdesc="Lua bindings to the ZLib compression library"
url="https://github.com/LuaDist/lzlib"
arch="all"
license="MIT"
depends=""
makedepends="zlib-dev"
subpackages=
for _i in $_luaversions; do
	depends="$depends lua$_i-lzlib"
        makedepends="$makedepends lua$_i-dev"
        subpackages="$subpackages lua$_i-lzlib:_zlib_${_i/./_}"
done
install=
source="$pkgname-$pkgver.tar.gz::https://github.com/LuaDist/$_name/archive/$pkgver.tar.gz"

_builddir="$srcdir"/$_name-$pkgver

prepare() {
	cd "$_builddir"
	# apply patches here
	for _i in $_luaversions; do
		cp -a "$_builddir" "$srcdir"/build-$_i || return 1
	done
}

build() {
	cd "$_builddir"
	for _i in $_luaversions; do
		cd "$srcdir"/build-$_i
		msg "build for Lua $_i"
		make \
			CFLAGS="$CFLAGS $(pkg-config --cflags lua$_i)" \
			LDFLAGS="$LDFLAGS $(pkg-config --libs lua$_i)" \
			|| return 1
        done
}

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

_split_zlib() {
	local _ver=$1
	pkgdesc="$pkgdesc for Lua $_ver"
	depends=""

	cd "$srcdir"/build-$_ver
	install -Dm755 zlib.so "$subpkgdir"/usr/lib/lua/$_ver/zlib.so
	install -Dm644 gzip.lua "$subpkgdir"/usr/share/lua/$_ver/gzip.lua
}

for _i in $_luaversions; do
	eval "_zlib_${_i/./_}() { _split_zlib $_i; }"
done

md5sums="347878905c0d9e893c7bd81b82668c97  lua-lzlib-0.4.1.tar.gz"
sha256sums="c25e8e91de3a222ff1e562a73783d600d3ce3e4517826df532e7a2328332b8b4  lua-lzlib-0.4.1.tar.gz"
sha512sums="44b88d3be6c184bf6c25e13ea26036aa5739ac6d10b19fe60475f04fbb40f7d7a266a8d22334a7fb696f9224f03c8e85ce9966c437dd91a23fa7b0c92edc102c  lua-lzlib-0.4.1.tar.gz"