Added Orbit space flight simulation. Unfortunately, it doesn't feature gravity.

svn path=/nixpkgs/trunk/; revision=10249

pkgs/games/orbit/1.01.nix

@@ -0,0 +1,43 @@
+args : with args; with builderDefs {src="";} null;
+	let localDefs = builderDefs rec {
+		src = /* put a fetchurl here */
+		fetchurl {
+			sha256 = "1kx69f9jqnfzwjh47cl1df8p8hn3bnp6bznxnb6c4wx32ijn5gri";
+			url = http://ftp.de.debian.org/debian/pool/main/s/space-orbit/space-orbit_1.01.orig.tar.gz;
+		};
+
+		buildInputs = [mesa libXi libXt libXext libX11 libXmu freeglut esound];
+		configureFlags = [];
+		debianPatch = 
+		fetchurl {
+			url = http://ftp.de.debian.org/debian/pool/main/s/space-orbit/space-orbit_1.01-9.diff.gz;
+			sha256 = "1v3s97day6fhv08l2rn81waiprhi1lfyjjsj55axfh6n6zqfn1w2";
+		};
+		customBuild = FullDepEntry (''
+			gunzip < ${debianPatch} | patch -Np1
+                        cd src
+			sed -e 's@/usr/share/games/orbit/@'$out'/dump/@g' -i *.c
+                        sed -e '/DIR=/d' -i Makefile 
+                        make 
+                        ensureDir $out/bin
+                        cp -r .. $out/dump
+                        cat >$out/bin/space-orbit <<EOF
+#! /bin/sh
+$out/dump/orbit "\$@"
+EOF
+                        chmod a+x $out/bin/space-orbit
+		'') ["minInit" "doUnpack" "defEnsureDir" "addInputs"];
+	} null; /* null is a terminator for sumArgs */
+	in with localDefs;
+stdenv.mkDerivation rec {
+	name = "space-orbit-"+version;
+	builder = writeScript (name + "-builder")
+		(textClosure localDefs 
+			[ customBuild doForceShare doPropagate]);
+	meta = {
+		description = "
+		Orbit space flight simulator.
+";
+	};
+}
+

pkgs/top-level/all-packages.nix

@@ -4918,6 +4918,17 @@ rec {
     inherit fetchurl stdenv SDL zlib mpeg2dec;
   };
 
+  # You still can override by passing more arguments.
+  spaceOrbitFun = lib.sumArgs (selectVersion ../games/orbit ) {
+    inherit fetchurl stdenv builderDefs 
+      mesa freeglut;
+    inherit (gnome) esound;
+    inherit (xlibs) libXt libX11 libXmu libXi libXext;
+    version = "1.01";
+  };
+
+  spaceOrbit = spaceOrbitFun null;
+
   /*tpm = import ../games/thePenguinMachine {
     inherit stdenv fetchurl pil pygame SDL; 
     python24 = python;

pkgs/top-level/template-composing-builder.nix

@@ -1,4 +1,4 @@
-args : with args;
+args : with args; with builderDefs {src="";} null;
 	let localDefs = builderDefs {
 		src = /* put a fetchurl here */