libcore: unsafe mod renamed to cast

Author: erickt

src/libcore/os.rs

@@ -597,7 +597,7 @@ fn make_dir(p: &Path, mode: c_int) -> bool {
         use win32::*;
         // FIXME: turn mode into something useful? #2623
         do as_utf16_p(p.to_str()) |buf| {
-            CreateDirectoryW(buf, unsafe { unsafe::reinterpret_cast(&0) })
+            CreateDirectoryW(buf, unsafe { cast::reinterpret_cast(&0) })
                 != (0 as BOOL)
         }
     }

src/libcore/run.rs

@@ -133,12 +133,12 @@ fn with_envp<T>(env: &Option<~[(~str,~str)]>,
             for vec::each(es) |e| {
                 let (k,v) = e;
                 let t = fmt!("%s=%s", k, v);
-                let mut v : ~[u8] = ::unsafe::reinterpret_cast(&t);
+                let mut v : ~[u8] = ::cast::reinterpret_cast(&t);
                 blk += v;
-                ::unsafe::forget(v);
+                ::cast::forget(v);
             }
             blk += ~[0_u8];
-            vec::as_imm_buf(blk, |p, _len| cb(::unsafe::reinterpret_cast(&p)))
+            vec::as_imm_buf(blk, |p, _len| cb(::cast::reinterpret_cast(&p)))
           }
           _ => cb(ptr::null())
         }