Added SNIX which is Nix extended with options to handle state (not stable yet and needs ext3cow so i do not recommend updating unless you are interested)

svn path=/nixpkgs/trunk/; revision=10771

pkgs/tools/package-management/snix/default.nix

@@ -0,0 +1,36 @@
+{ stdenv, fetchurl, aterm, db4, perl, curl, bzip2, openssl ? null
+
+, ext3cowtools, e3cfsprogs, rsync
+#, libtool, docbook5, docbook5-xsl, flex, bison
+
+, ext3cow_kernel
+
+, storeDir ? "/nix/store"
+, stateDir ? "/nix/var"
+, nixStoreStateDir ? "/nix/state"
+}:
+
+stdenv.mkDerivation {
+  name = "snix-0.12rev9419";
+  
+  src = fetchurl {
+    url = http://www.denbreejen.net/public/nix/snix-0.12rev9419.tar.gz;
+    sha256 = "fe7c06a8c41f6c9c94898a5fd690ed76da397012ea4c624adac9029b23c88a1c";
+  };
+  
+  buildInputs = [perl curl openssl rsync];
+
+  configureFlags = "
+    --with-store-dir=${storeDir} --localstatedir=${stateDir}
+    --with-aterm=${aterm} --with-bdb=${db4} --with-bzip2=${bzip2}
+    --disable-init-state
+    --with-store-state-dir=${nixStoreStateDir}
+    --with-ext3cow-header=${ext3cow_kernel}/lib/modules/2.*/build/include/linux/ext3cow_fs.h
+    --with-rsync=${rsync}/bin/rsync";
+
+  meta = {
+    description = "The SNix Deployment System (Nix extended to handle state)";
+    homepage = http://nix.cs.uu.nl/;
+    license = "LGPL";
+  };
+}