Update examples

testsuite/make/o/prog/Main.hs

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+import System.Plugins
+import API
+
+import System.Directory
+
+-- note: the name of the original *source* module is used to find
+-- symbols in the *object* file. load works out what the source file
+-- name was by looking at the object file name, i.e. it assumes they
+-- have the same name. so, if you are going to store objects in a
+-- tmpdir, you should make a tmp directory, and store them inside that,
+-- rather than mkstemp'ing the name of the object file yourself.
+--
+-- this should go away once we can read .hi files.
+
+main = do
+#if __GLASGOW_HASKELL__ >= 604
+        tmpDir <- getTemporaryDirectory
+#else
+        let tmpDir = "/tmp"
+#endif
+        make "../Plugin.hs" [ "-i../api", "-o", (tmpDir ++ "/Plugin.o") ]
+        m_v   <- load (tmpDir ++ "/Plugin.o") ["../api"] [] "resource"
+        v <- case m_v of
+            LoadSuccess _ v -> return v
+            _               -> error "load failed"
+        putStrLn $ field v 
+
+        mapM_ removeFile [ (tmpDir ++ "/Plugin.hi"), (tmpDir ++ "/Plugin.o") ]

testsuite/make/o/prog/expected

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+hello out there