pngquant 2.10.2

- depend on rust at build time for a Cargo-based build
- remove the openmp option
- make little-cms2 non-optional since the Cargo-based build always uses
  lcms2 and will link a static version without the dependency

Closes #16543.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/pngquant.rb

@@ -2,8 +2,8 @@ class Pngquant < Formula
   desc "PNG image optimizing utility"
   homepage "https://pngquant.org/"
   url "https://github.com/pornel/pngquant.git",
-      :tag => "2.10.1",
-      :revision => "b526af94ca3c116239739b8e2ec194bad54926f8"
+      :tag => "2.10.2",
+      :revision => "f10f5d217c170d7aff4d80b88bdc563bd56babef"
   head "https://github.com/pornel/pngquant.git"
 
   bottle do
@@ -13,31 +13,15 @@ class Pngquant < Formula
     sha256 "495dac84bfe458915bba4c7d89fb9db0ff47baa485d03f4e8c2f97c5a73f3a51" => :yosemite
   end
 
-  option "with-openmp", "Enable OpenMP"
-
   depends_on "pkg-config" => :build
+  depends_on "rust" => :build
   depends_on "libpng"
-  depends_on "little-cms2" => :optional
-
-  needs :openmp if build.with? "openmp"
+  depends_on "little-cms2"
 
   def install
-    ENV.append_to_cflags "-DNDEBUG" # Turn off debug
-
-    args = ["--prefix=#{prefix}"]
-    args << "--with-lcms2" if build.with? "little-cms2"
-
-    if build.with? "openmp"
-      args << "--with-openmp"
-      args << "--without-cocoa"
-    end
-
-    system "./configure", *args
-    system "make", "install", "CC=#{ENV.cc}"
-
+    system "cargo", "build", "--release"
+    bin.install "target/release/pngquant"
     man1.install "pngquant.1"
-    lib.install "lib/libimagequant.a"
-    include.install "lib/libimagequant.h"
   end
 
   test do