# Contributor: Jakub Jirutka <jakub@jirutka.cz>
# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
pkgname=lua-rapidjson
pkgver=0.5.0
pkgrel=3
pkgdesc="A JSON module for Lua based on the very fast RapidJSON library"
url="https://github.com/xpol/lua-rapidjson"
arch="all"
license="MIT"
makedepends="cmake rapidjson-dev"
subpackages=""
checkdepends="lua-busted lua-dromozoa-utf8"
source="$pkgname-$pkgver.tar.gz::https://github.com/xpol/$pkgname/archive/v$pkgver.tar.gz
	disable-c-cxx-flag-march.patch"
builddir="$srcdir/$pkgname-$pkgver"

# luajit is not available for selected arches
case "$CARCH" in
	s390x) _luajit="";;
	*) checkdepends="$checkdepends luajit" _luajit="jit";;
esac

_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
	cd "$builddir"

	# Remove bundled rapidjson (use system package),
	# but keep bin directory - it's needed for tests.
	rm -r rapidjson/include
}

build() {
	local lver; for lver in $_luaversions; do
		mkdir -p "$builddir"/build-$lver
		cd "$builddir"/build-$lver

		msg "Building against Lua $lver..."
		cmake .. \
			-DCMAKE_BUILD_TYPE=MinSizeRel \
			-DCMAKE_INSTALL_PREFIX=/usr \
			-DCMAKE_CXX_FLAGS="$CXXFLAGS" \
			-DCMAKE_C_FLAGS="$CFLAGS" \
			-DCMAKE_VERBOSE_MAKEFILE=ON \
			-DBUILD_SHARED_LIBS=ON \
			-DLUA_INCLUDE_DIR="$(pkg-config --variable=includedir lua$lver)" \
			-DLUA_RAPIDJSON_VERSION="$pkgver"
		make
	done
}

check() {
	local lver; for lver in $_luaversions $_luajit; do
		cd "$builddir"/build-${lver/jit/5.1}
		ln -sf ../rapidjson ../spec .

		msg "Testing on lua$lver"
		lua$lver /usr/bin/busted
	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 install_cmod=$(pkg-config --variable=INSTALL_CMOD lua$lver)

	install -D -m 755 "$builddir"/build-$lver/rapidjson.so \
		"$subpkgdir"/$install_cmod/rapidjson.so
}

sha512sums="eb07792d01d6bf32d2ccec244fd5f55ce3e66b356b8e61f0dd86b7e6c4a5a582ab8cb64e2af1f79628e85409e60bf2edd05e2bff12be4987650d948baf246ef3  lua-rapidjson-0.5.0.tar.gz
9bfe86c75765d0684f33b660129c3ab90629b8518b05d14aa99ea15e6eb39dcb0a56e9a705f2dcae0f463e7ed92c8759628b0fbdaeee43aff34ac7e5b6c6bf10  disable-c-cxx-flag-march.patch"