libjpeg-drop: init at 9b (#16671)

pkgs/development/libraries/libjpeg-drop/default.nix

@@ -0,0 +1,36 @@
+{ stdenv, fetchurl, static ? true }:
+
+with stdenv.lib;
+
+stdenv.mkDerivation rec {
+  name = "libjpeg-drop-9b";
+
+  srcs = [
+    (fetchurl {
+      url = http://www.ijg.org/files/jpegsrc.v9b.tar.gz;
+      sha256 = "0lnhpahgdwlrkd41lx6cr90r199f8mc6ydlh7jznj5klvacd63r4";
+    })
+    (fetchurl {
+      url = http://jpegclub.org/droppatch.v9b.tar.gz;
+      sha256 = "022bnvpird7w5pwbfqpq7j7pwja5kp6x9k3sdypcy3g2nwwy2wwk";
+    })
+  ];
+
+  postUnpack = ''
+    rm jpegtran
+    mv jpegtran.c jpeg-9b/jpegtran.c
+    mv transupp.c jpeg-9b/transupp.c
+    mv transupp.h jpeg-9b/transupp.h
+  '';
+
+  configureFlags = []
+    ++ optional static [ "--enable-static" "--disable-shared" ];
+
+  outputs = [ "dev" "out" "man" "bin" ];
+
+  meta = {
+    homepage = http://jpegclub.org/jpegtran/;
+    description = "Experimental lossless crop 'n' drop (cut & paste) patches for libjpeg";
+    license = stdenv.lib.licenses.free;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -8186,6 +8186,7 @@ in
 
   libjpeg_original = callPackage ../development/libraries/libjpeg { };
   libjpeg_turbo = callPackage ../development/libraries/libjpeg-turbo { };
+  libjpeg_drop = callPackage ../development/libraries/libjpeg-drop { };
   libjpeg = if stdenv.isLinux then self.libjpeg_turbo else self.libjpeg_original; # some problems, both on FreeBSD and Darwin
 
   libjpeg62 = callPackage ../development/libraries/libjpeg/62.nix {