Updating CLisp and adding SBCL. SBCL currently has to be symlinked to a writable directory (I am investigating a fix). CLisp 2.47 is somewhat incompatible with lots of software, so I added 2.44.1 as preserved version

svn path=/nixpkgs/trunk/; revision=15806

pkgs/development/libraries/libffcall/default.nix

@@ -0,0 +1,38 @@
+a :  
+let 
+  fetchurl = a.fetchurl;
+
+  version = a.lib.attrByPath ["version"] "2009-05-27" a; 
+  buildInputs = with a; [
+    
+  ];
+in
+rec {
+  src = a.fetchcvs {
+    cvsRoot = ":pserver:anonymous@cvs.savannah.gnu.org:/sources/libffcall";
+    module = "ffcall";
+    date = version;
+    sha256 = "91bcb5a20c85a9ccab45886aae8fdbbcf1f20f995ef898e8bdd2964448daf724";
+  };
+
+  inherit buildInputs;
+  configureFlags = [];
+
+  /* doConfigure should be removed if not needed */
+  phaseNames = ["doConfigure" "doMakeInstall"];
+      
+  doConfigure = a.fullDepEntry (''
+    for i in ./configure */configure; do
+      cwd="$PWD"
+      cd "$(dirname "$i")"; 
+      ( test -f Makefile && make distclean ) || true
+      ./configure --prefix=$out
+      cd "$cwd"
+    done
+  '') a.doConfigure.deps;
+
+  name = "libffcall-" + version;
+  meta = {
+    description = "Foreign fuction call library";
+  };
+}