gprolog: update to version 1.4.4, clean up installation layout, update license information

pkgs/development/compilers/gprolog/default.nix

@@ -1,25 +1,28 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "gprolog-1.4.1";
+  name = "gprolog-1.4.4";
 
   src = fetchurl {
     urls = [
       "mirror://gnu/gprolog/${name}.tar.gz"
       "http://www.gprolog.org/${name}.tar.gz"
     ];
-    sha256 = "e2819ed9c426138d3191e4d97ae5121cf97e132eecf102400f87f1e372a05b72";
+    sha256 = "13miyas47bmijmadm68cbvb21n4s156gjafz7kfx9brk9djfkh0q";
   };
 
-  configurePhase = "cd src ;"
-    + "./configure --prefix=$out "
-    + "--with-install-dir=$out/share/${name} "
-    + "--with-examples-dir=$out/share/doc/${name}/examples "
-    + "--with-doc-dir=$out/share/doc/${name}";
+  preConfigure = ''
+    cd src
+    configureFlagsArray=(
+      "--with-install-dir=$out"
+      "--without-links-dir"
+      "--with-examples-dir=$out/share/${name}/examples"
+      "--with-doc-dir=$out/share/${name}/doc"
+    )
+  '';
 
   postInstall = ''
-    ln -vs "$out/share/${name}/include" "$out/include"
-    ln -vs "$out/share/${name}/lib" "$out/lib"
+    mv -v $out/[A-Z]* $out/gprolog.ico $out/share/${name}/
   '';
 
   doCheck = true;
@@ -27,7 +30,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.gnu.org/software/gprolog/";
     description = "GNU Prolog, a free Prolog compiler with constraint solving over finite domains";
-    license = "GPLv2+";
+    license = stdenv.lib.licenses.lgpl3Plus;
 
     longDescription = ''
       GNU Prolog is a free Prolog compiler with constraint solving