added keychain, a gentoo tool to start gnupg and ssh daemon writing pids to a file so that you can share them easily on different shells

svn path=/nixpkgs/trunk/; revision=11693

pkgs/tools/misc/keychain/default.nix

@@ -0,0 +1,24 @@
+args:
+args.stdenv.mkDerivation {
+  name = "keychain-2.6.6";
+
+  src = args.fetchurl {
+    url = http://gentoo.chem.wisc.edu/gentoo/distfiles/keychain-2.6.6.tar.bz2;
+    sha256 = "10v0hzkgrb5cazm1gk0g4ncwp8sqvfk7xfyx59cjd69kzhbbn6ic";
+  };
+
+  phases = "unpackPhase buildPhase";
+
+  buildPhase ="
+    mkdir -p \$out/bin
+    cp keychain \$out/bin
+  ";
+
+  buildInputs =(with args; []);
+
+  meta = { 
+      description = "tool starting ssh and gpg management tool";
+      homepage = "http://www.gentoo.org/proj/en/keychain/";
+      license = "GPL2";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -747,6 +747,10 @@ let pkgs = rec {
     inherit fetchurl stdenv;
   };
 
+  keychain = import ../tools/misc/keychain {
+    inherit fetchurl stdenv;
+  };
+
   ktorrent = import ../tools/networking/p2p/ktorrent {
     inherit fetchurl stdenv pkgconfig kdelibs
       xlibs zlib libpng libjpeg perl gmp;