57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
class Libpng < Formula
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desc "Library for manipulating PNG images"
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homepage "http://www.libpng.org/pub/png/libpng.html"
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url "https://downloads.sourceforge.net/project/libpng/libpng16/1.6.37/libpng-1.6.37.tar.xz"
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mirror "https://sourceforge.mirrorservice.org/l/li/libpng/libpng16/1.6.37/libpng-1.6.37.tar.xz"
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sha256 "505e70834d35383537b6491e7ae8641f1a4bed1876dbfe361201fc80868d88ca"
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license "libpng-2.0"
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livecheck do
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url :stable
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regex(%r{url=.*?/libpng[._-]v?(\d+(?:\.\d+)+)\.t}i)
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end
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bottle do
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cellar :any
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sha256 "c8e74da602c21f978cd7ee3d489979b4fc6681e71f678a1d99012943ee3a909f" => :catalina
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sha256 "53bbd14cc27c86c16605e256e7646a1b5656c253abca084958c5d80a2961cb01" => :mojave
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sha256 "bbdd94bdd5954bc50c096391486e67265dce5631efb913dcffe4469806a242b6" => :high_sierra
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sha256 "e66797079a9a8134f91bd36b58054c6c32f6a9cd161c1bd19f0192319edb80aa" => :sierra
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end
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head do
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url "https://github.com/glennrp/libpng.git"
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depends_on "autoconf" => :build
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depends_on "automake" => :build
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depends_on "libtool" => :build
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end
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uses_from_macos "zlib"
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def install
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system "./configure", "--disable-dependency-tracking",
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"--disable-silent-rules",
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"--prefix=#{prefix}"
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system "make"
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system "make", "test"
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system "make", "install"
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end
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test do
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(testpath/"test.c").write <<~EOS
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#include <png.h>
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int main()
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{
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png_structp png_ptr;
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png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
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png_destroy_write_struct(&png_ptr, (png_infopp)NULL);
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return 0;
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}
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EOS
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system ENV.cc, "test.c", "-I#{include}", "-L#{lib}", "-lpng", "-o", "test"
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system "./test"
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end
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end
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