[build]
type = "autotools"

[build.flags]
configure = ["--disable-static"]

[dependencies]
runtime = [
    "zlib-ng",
    "sh",
]

[package]
description = "collection of routines used to create PNG format graphics files"
homepage = "http://www.libpng.org/pub/png/libpng.html"
license = "libpng-2.0"
name = "libpng"
version = "1.6.55"

[[source]]
extract_dir = "$name-$version"
url = "https://github.com/pnggroup/libpng.git#v$version"
post_extract = [ "autoreconf -fiv" ]
patches = [ "libpng-zlib-ng-test.patch" ]

[[manual_sources]]
file = "libpng-zlib-ng-test.patch"
sha256 = "b2:7270a8e8b32f993c4f3693c284cdb8106ed1697261eef557ec3a469cf91810f068194ae6509232fe45e7cb80509a20e3650c568511b4b7804f13082eda3b7594"