giflossy 1.82.1 (new formula)

Closes Homebrew/homebrew#39382.

Signed-off-by: Dominyk Tiller <dominyktiller@gmail.com>

Formula/giflossy.rb

@@ -0,0 +1,33 @@
+class Giflossy < Formula
+  desc "Lossy LZW compression, reduces GIF file sizes by 30-50%"
+  homepage "https://pornel.net/lossygif"
+  url "https://github.com/pornel/giflossy/archive/lossy/1.82.1.tar.gz"
+  sha256 "a0d048f0c2274c81532a988d2f3ea16c3f1cbb6878f13deeb425d34826e4ed23"
+  head "https://github.com/pornel/giflossy.git"
+
+  conflicts_with "gifsicle",
+    :because => "both install an `gifsicle` binary"
+
+  option "with-x11", "Install gifview"
+
+  depends_on "autoconf" => :build
+  depends_on "automake" => :build
+  depends_on :x11 => :optional
+
+  def install
+    args = %W[
+      --disable-dependency-tracking
+      --prefix=#{prefix}
+    ]
+
+    args << "--disable-gifview" if build.without? "x11"
+
+    system "autoreconf", "-fvi"
+    system "./configure", *args
+    system "make", "install"
+  end
+
+  test do
+    system "#{bin}/gifsicle", "-O3", "--lossy=80", "-o" "out.gif", test_fixtures("test.gif")
+  end
+end

Formula/gifsicle.rb

@@ -18,6 +18,9 @@ class Gifsicle < Formula
     depends_on "automake" => :build
   end
 
+  conflicts_with "giflossy",
+    :because => "both install an `gifsicle` binary"
+
   option "with-x11", "Install gifview"
 
   depends_on :x11 => :optional