# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=lua-cjson
pkgver=2.1.0
pkgrel=8
pkgdesc="fast JSON parsing and encoding support for Lua"
url="https://www.kyne.com.au/~mark/software/lua-cjson.php"
arch="all"
license="MIT"
makedepends=""
subpackages=""
source="http://www.kyne.com.au/~mark/software/download/$pkgname-$pkgver.tar.gz
	0001-Use-pkg-config-to-detect-cflags-or-fallback-to-LUA_I.patch
	0002-lua53-integers.patch
	0003-empty-array-metadata.patch
	0004-Option-for-sorting-object-keys.patch
	"
builddir="$srcdir/$pkgname-$pkgver"

_luaversions="5.1 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-$lver" \
			CFLAGS="$CFLAGS -Wall -pedantic -DNDEBUG" \
			BUILD_CFLAGS="$(pkg-config --cflags lua$lver) -fpic"
	done
}

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

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

	make -C "$builddir-$lver" \
		DESTDIR="$subpkgdir" \
		LUA_CMODULE_DIR=$(pkg-config --variable=INSTALL_CMOD lua$lver) \
		PREFIX=/usr \
		install

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

sha512sums="4343513b942f2ed98dc1ea6d7e852303bc1263f8acc5c70c8d674aec7adfc8279c5af7d5173a417b6f9a74543b8f6c8f98742d002f4f75832bbf23bb5a30ad2f  lua-cjson-2.1.0.tar.gz
5137cf25ca125b03ff2e95cedd8396d63b9a4919b1aba4ef333fd8945a4fd20f423c1e8d36b954a15969bd344cd43bb6c50df8b878cd74a706d6065455fbb003  0001-Use-pkg-config-to-detect-cflags-or-fallback-to-LUA_I.patch
2cf4d4fa116850a6a8fb74f27779383a339ca08ed81cdcb03be985c731b91234e7552a26913b609f2c9b02516fc74171d4e5fbb446bcdaf0eddddac3af08865a  0002-lua53-integers.patch
77a05166a88b7ec7d1c7fa2cd7e22fdf75dd2882d67529f8c924e8408c8bf3d210b8e2cd803cffc6d6460a63e079e331237811f1dbfeb03051090f4d6278a350  0003-empty-array-metadata.patch
d76c5ad8edd9f7ad017254ad1d1e9a822a42a12b9783a8217ab74e8afcc0aa58967dce52405e081ebd3ea63a63e8b0d0383c19112bfa579e10b47cd58debb7ee  0004-Option-for-sorting-object-keys.patch"