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# Contributor: Carlo Landmeter <clandmeter@gmail.com>
# Maintainer: 
pkgname=libpng
pkgver=1.6.36
pkgrel=0
pkgdesc="Portable Network Graphics library"
url="http://www.libpng.org/"
arch="all"
license="Libpng"
depends=""
depends_dev=""
makedepends="autoconf automake libtool zlib-dev"
subpackages="$pkgname-doc $pkgname-dev $pkgname-utils"
source="https://downloads.sourceforge.net/$pkgname/$pkgname-$pkgver.tar.gz
	https://downloads.sourceforge.net/sourceforge/$pkgname-apng/$pkgname-$pkgver-apng.patch.gz
	libpng-fix-arm-neon.patch
	"

prepare() {
	cd "$builddir"
	gunzip -c "$srcdir"/$pkgname-$pkgver-apng.patch.gz | patch -p1
	default_prepare
	# libpng-fix-arm-neon.patch modifies configure.ac
	autoreconf -vif
}

build() {
	cd "$builddir"
	./configure \
		--build=$CBUILD \
		--host=$CHOST \
		--prefix=/usr \
		--sysconfdir=/etc \
		--mandir=/usr/share/man \
		--localstatedir=/var
	make
}

check() {
	cd "$builddir"
	make check
}

package() {
	cd "$builddir"
	make DESTDIR="$pkgdir" install
	install -Dm644 LICENSE \
		"$pkgdir"/usr/share/licenses/$pkgname/LICENSE
	rm -f "$pkgdir"/usr/lib/*.la
}

utils() {
	pkgdesc="$pkgdesc (pngfix utils)"
	mkdir -p "$subpkgdir"/usr
	mv "$pkgdir"/usr/bin "$subpkgdir"/usr
}

sha512sums="8b9c54c5555d6a736eaf298cbbae1e08199001202bacabc6212d75fa619e2ecf06bcf36db0321bfdb90a3dc5cde361c8d951002701637a557c34eae80f5d0936  libpng-1.6.36.tar.gz
8fa213204768b058459ffd5eae6b3661c3f185d3baf1913da4337e7b7855e567f2525e7f67411c32fa8cb177a5f93d538c3d0ce17a94d4aa71bd9cffabe8b311  libpng-1.6.36-apng.patch.gz
e3fae918f14bc34e7c126892f69527c6e1b4d72593835ece839d9a28cff55a886b2030f877cf9e29b2c97abf2e47bbb5ba54584828edd2a841c2556f330b9c7e  libpng-fix-arm-neon.patch"