# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=lua-file-magic
pkgver=0.2
pkgrel=1
pkgdesc="Lua binding to libmagic"
url="https://github.com/ncopa/lua-file-magic"
arch="all"
license="LGPL"
depends="lua"
makedepends="file-dev"
source="$pkgname-$pkgver.tar.gz::https://github.com/ncopa/$pkgname/archive/v$pkgver.tar.gz"
builddir="$srcdir/$pkgname-$pkgver"

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

prepare() {
	default_prepare

	local lver; for lver in $_luaversions; do
		cp -r "$builddir" "$builddir-$lver"
	done
}

build() {
	local lver; for lver in $_luaversions; do
		msg "Building for Lua $lver..."
		make -C "$builddir-$lver" LUAPC=lua$lver
	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 cmod_dir="$subpkgdir/$(pkg-config --variable=INSTALL_CMOD lua$lver)"

	install -D -m 755 "$builddir-$lver"/magic.so "$cmod_dir"/magic.so
}

sha512sums="f107b27410a3acf1305536bed064fa730943369afbeaeadc4b723334d4c16c330fc8544e426fda223f5b10353d83d028f306a48ec5d6f6cb905fda45271b94c8  lua-file-magic-0.2.tar.gz"