sl: 3.03 -> 5.02

- Source moved to GitHub
- No need to patch Makefile
- Install manpage

pkgs/tools/misc/sl/default.nix

···
-{ stdenv, fetchurl, ncurses }:
+{ stdenv, fetchFromGitHub, ncurses }:
 
-stdenv.mkDerivation {
-  name = "sl-3.03";
+stdenv.mkDerivation rec {
+  name = "sl-${version}";
+  version = "5.02";
 
-  src = fetchurl {
-    url = "http://www.tkl.iis.u-tokyo.ac.jp/~toyoda/sl/sl.tar";
-    sha256 = "1x3517aza0wm9hhb02npl8s7xy947cdidxmans27q0gjmj3bvg5j";
+  src = fetchFromGitHub {
+    owner = "mtoyoda";
+    repo = "sl";
+    rev = version;
+    sha256 = "1zrfd71zx2px2xpapg45s8xvi81xii63yl0h60q72j71zh4sif8b";
   };
 
-  patchPhase = ''
-    sed -i "s/-lcurses -ltermcap/-lncurses/" Makefile
-  '';
-
   buildInputs = [ ncurses ];
 
   installPhase = ''
-    mkdir -p $out/bin
+    mkdir -p $out/bin $out/share/man/man1
     cp sl $out/bin
+    cp sl.1 $out/share/man/man1
   '';
 
   meta = {