# Contributor: Carlo Landmeter <clandmeter@gmail.com>
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=libpng
pkgver=1.6.10
_apngver=$pkgver
pkgrel=0
pkgdesc="Portable Network Graphics library"
url="http://www.libpng.org/"
arch="all"
license="GPL"
depends=
depends_dev="zlib-dev"
makedepends="$depends_dev gawk"
subpackages="$pkgname-doc $pkgname-dev"
source="http://downloads.sourceforge.net/$pkgname/$pkgname-$pkgver.tar.gz
	http://downloads.sourceforge.net/sourceforge/libpng-apng/libpng-$_apngver-apng.patch.gz
	"

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

prepare() {
	cd "$_builddir"
	gunzip -c "$srcdir"/libpng-$pkgver-apng.patch.gz | patch -p1 || return 1
}

build() {
	cd "$_builddir"
	./configure \
		--build=$CBUILD \
		--host=$CHOST \
		--prefix=/usr \
		|| return 1
	make
}

package() {
	cd "$srcdir/$pkgname-$pkgver"
	make DESTDIR="$pkgdir" install
	install -Dm644 LICENSE "${pkgdir}"/usr/share/licenses/${pkgname}/LICENSE || return 1
	rm -f "$pkgdir"/usr/lib/*.la
}

md5sums="b0f0c38a02dc92f70f0053a40abc7e0b  libpng-1.6.10.tar.gz
3404257f66d4a118b26ccc3fc4788810  libpng-1.6.10-apng.patch.gz"
sha256sums="b0206a22b49c91fc5521b2cfb1c251433a37aed0a645bc504ab3d061f27e4d51  libpng-1.6.10.tar.gz
88ffe8b3c9e2f1e187ef50684abd64476617f061b57e2c2afe5219c18ec02214  libpng-1.6.10-apng.patch.gz"
sha512sums="e473e3ea436b55da2e0d68ea58fe4356127a7edb93f28de68ff18efe6aa4a346d7f1a50a1c6dd0fb32500cf0e00f122d82ab710f7484cbe465faebefcf6bf018  libpng-1.6.10.tar.gz
8489525926805c54699d6fa95bf3aaa1a1fc6303500cd93b44d1d848ae05d47f7b9d03273ba8086fd676a985858fda39f17d6e2c1f16dedf5bf5a4376845cf60  libpng-1.6.10-apng.patch.gz"