Added socat, updated zsh

svn path=/nixpkgs/branches/stdenv-updates/; revision=10575

pkgs/shells/zsh/4.3.4.nix

@@ -1,4 +1,4 @@
-{stdenv, fetchurl, coreutils, ncurses}:
+args: with args;
 stdenv.mkDerivation {
   name = "zsh-4.3.4";
 

pkgs/shells/zsh/4.3.5.nix

@@ -0,0 +1,22 @@
+args: with args;
+let documentation = fetchurl {
+    url = http://www.math.technion.ac.il/pub/zsh/zsh-4.3.5-doc.tar.bz2;
+    sha256 = "0jf35xibp8wfka7rdk9q8spkwprlhjx1sp7vp6img8wks12cvlkx";
+  };
+in
+stdenv.mkDerivation {
+  name = "zsh-${version}";
+
+  src = fetchurl {
+    url = http://www.math.technion.ac.il/pub/zsh/zsh-4.3.5.tar.bz2;
+    sha256 = "0191j3liflkjrj39i2yrs3ab9jcx4zd93rirx3j17dymfgqlvrzb";
+  };
+  configureFlags = "--with-tcsetpgrp --enable-maildir-support --enable-multibyte";
+
+  postInstall = ''
+    ensureDir $out/share/
+    tar xf ${documentation} -C $out/share
+  '';
+
+  buildInputs = [ncurses coreutils];
+}