Add diffstat. (by Vincent Ordy)

svn path=/nixpkgs/trunk/; revision=11823

pkgs/tools/text/diffstat/default.nix

@@ -0,0 +1,17 @@
+{fetchurl, stdenv}:
+
+stdenv.mkDerivation rec {
+  name = "diffstat-1.45";
+
+  src = fetchurl {
+    url = "ftp://invisible-island.net/diffstat/"+ name +".tgz";
+    md5 = "cfe06ffcdbeaaa2fd296db867157ef78";
+  };
+
+  meta = {
+    homepage = http://invisible-island.net/diffstat/;
+    longDescription = "diffstat reads the output of diff and displays a
+istogram of the insertions, deletions, and modifications per-file. It
+s useful for reviewing large, complex patch files.";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -536,6 +536,10 @@ let pkgs = rec {
             bash makeWrapper;
   };
 
+  diffstat = import ../tools/text/diffstat {
+    inherit fetchurl stdenv;
+  };
+
   diffutils = useFromStdenv "diffutils"
     (import ../tools/text/diffutils {
       inherit fetchurl stdenv coreutils;