pngout: Create new package

pkgs/tools/graphics/pngout/default.nix

@@ -0,0 +1,33 @@
+{stdenv, fetchurl}:
+
+let
+  folder = if stdenv.system == "i686-linux" then "i686"
+  else if stdenv.system == "x86_64-linux" then "x86_64"
+  else throw "Unsupported system: ${stdenv.system}";
+in
+stdenv.mkDerivation {
+  name = "pngout-20130221";
+
+  src = fetchurl {
+    url = http://static.jonof.id.au/dl/kenutils/pngout-20130221-linux.tar.gz;
+    sha256 = "1qdzmgx7si9zr7wjdj8fgf5dqmmqw4zg19ypg0pdz7521ns5xbvi";
+  };
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp ${folder}/pngout $out/bin
+    
+    ${if stdenv.system == "i686-linux" then ''
+        patchelf --set-interpreter ${stdenv.glibc}/lib/ld-linux.so.2 $out/bin/pngout
+      '' else if stdenv.system == "x86_64-linux" then ''
+        patchelf --set-interpreter ${stdenv.glibc}/lib/ld-linux-x86-64.so.2 $out/bin/pngout
+      '' else ""}
+  '';
+
+  meta = {
+    description = "A tool that agressively optimizes the sizes of PNG images";
+    license = stdenv.lib.licenses.unfree;
+    homepage = http://advsys.net/ken/utils.htm;
+    maintainers = [ stdenv.lib.maintainers.sander ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1779,6 +1779,8 @@ let
   };
 
   p0f = callPackage ../tools/security/p0f { };
+  
+  pngout = callPackage ../tools/graphics/pngout { };
 
   hurdPartedCross =
     if crossSystem != null && crossSystem.config == "i586-pc-gnu"