homebrew-core/Formula/libpng.rb
2015-12-22 09:32:33 +00:00

52 lines
1.6 KiB
Ruby

class Libpng < Formula
desc "Library for manipulating PNG images"
homepage "http://www.libpng.org/pub/png/libpng.html"
url "ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng16/libpng-1.6.20.tar.xz"
mirror "https://dl.bintray.com/homebrew/mirror/libpng-1.6.20.tar.xz"
sha256 "55c5959e9f3484d96141a3226c53bc9da42a4845e70879d3e1d6e94833d1918b"
bottle do
cellar :any
sha256 "4023b605e1c069b8d39be040146421117bf8a5f2941fe8be86a336515063b6f6" => :el_capitan
sha256 "4a158dee6cba61cf2323eb7ab8057a1c5010ec0d171cdf84fd4ad63a0d20a53f" => :yosemite
sha256 "643e1f885dace0091fb6c717f7d64d415f29dda1d97c2f94937ae8c0bf1a3f4c" => :mavericks
end
keg_only :provided_pre_mountain_lion
head do
url "https://github.com/glennrp/libpng.git"
depends_on "autoconf" => :build
depends_on "automake" => :build
depends_on "libtool" => :build
end
option :universal
def install
ENV.universal_binary if build.universal?
system "./configure", "--disable-dependency-tracking",
"--disable-silent-rules",
"--prefix=#{prefix}"
system "make"
system "make", "test"
system "make", "install"
end
test do
(testpath/"test.c").write <<-EOS.undent
#include <png.h>
int main()
{
png_structp png_ptr;
png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
png_destroy_write_struct(&png_ptr, (png_infopp)NULL);
return 0;
}
EOS
system ENV.cc, "test.c", "-I#{include}", "-L#{lib}", "-lpng", "-o", "test"
system "./test"
end
end