homebrew-core/Formula/libpng.rb
2018-07-25 05:22:20 -07:00

47 lines
1.5 KiB
Ruby

class Libpng < Formula
desc "Library for manipulating PNG images"
homepage "http://www.libpng.org/pub/png/libpng.html"
url "https://downloads.sourceforge.net/libpng/libpng-1.6.35.tar.xz"
mirror "https://sourceforge.mirrorservice.org/l/li/libpng/libpng16/1.6.35/libpng-1.6.35.tar.xz"
sha256 "23912ec8c9584917ed9b09c5023465d71709dce089be503c7867fec68a93bcd7"
bottle do
cellar :any
sha256 "6d87a8bac8290bef728e8faf1d39a963e0602d9ef89e465b05e463c62a64ad88" => :high_sierra
sha256 "a0adbf626e9f20ac0895a9fe27a2ed68e1b63421f15d8b1018d7071037d5c48a" => :sierra
sha256 "dd8d9907825e0398f96fd8482455654f805985e5eb6d0a319b421f64f3c81db1" => :el_capitan
end
head do
url "https://github.com/glennrp/libpng.git"
depends_on "autoconf" => :build
depends_on "automake" => :build
depends_on "libtool" => :build
end
def install
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
#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