


/**
 * Bindings the runtime's random number generator (ISAAC).
 */
native "rust" mod rustrt {
    type rctx;
    fn rand_new() -> rctx;
    fn rand_next(c: rctx) -> u32;
    fn rand_free(c: rctx);
}

type rng = obj { fn next() -> u32; };

resource rand_res(c: rustrt::rctx) {
    rustrt::rand_free(c);
}

fn mk_rng() -> rng {
    obj rt_rng(c: @rand_res) {
        fn next() -> u32 {
            ret rustrt::rand_next(**c);
        }
    }
    ret rt_rng(@rand_res(rustrt::rand_new()));
}
// Local Variables:
// mode: rust;
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// compile-command: "make -k -C $RBUILD 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
// End:




/**
 * Bindings the runtime's random number generator (ISAAC).
 */
native "rust" mod rustrt {
    type rctx;
    fn rand_new() -> rctx;
    fn rand_next(c: rctx) -> u32;
    fn rand_free(c: rctx);
}

type rng =
    obj {
        fn next() -> u32 ;
    };

fn mk_rng() -> rng {
    obj rt_rng(c: rustrt::rctx) {
        fn next() -> u32 {
            ret rustrt::rand_next(c);
        }
        drop { rustrt::rand_free(c); }
    }
    ret rt_rng(rustrt::rand_new());
}
// Local Variables:
// mode: rust;
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// compile-command: "make -k -C $RBUILD 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
// End:

--- 
+++ 
@@ -11,19 +11,19 @@
     fn rand_free(c: rctx);
 }
 
-type rng =
-    obj {
-        fn next() -> u32 ;
-    };
+type rng = obj { fn next() -> u32; };
+
+resource rand_res(c: rustrt::rctx) {
+    rustrt::rand_free(c);
+}
 
 fn mk_rng() -> rng {
-    obj rt_rng(c: rustrt::rctx) {
+    obj rt_rng(c: @rand_res) {
         fn next() -> u32 {
-            ret rustrt::rand_next(c);
+            ret rustrt::rand_next(**c);
         }
-        drop { rustrt::rand_free(c); }
     }
-    ret rt_rng(rustrt::rand_new());
+    ret rt_rng(@rand_res(rustrt::rand_new()));
 }
 // Local Variables:
 // mode: rust;
Replace obj dtors with resources in stdlib and rustc
