bitkeeper revision 1.1159.79.5 (414eb5ccBh7RW8Eo9mCc8WaCqLx0Kg)

Ensure we get output from C extensions via stdout/stderr, by disabling
default stream buffering.

tools/python/xen/lowlevel/xc/xc.c

@@ -1320,4 +1320,8 @@ PyMODINIT_FUNC initxc(void)
     PyDict_SetItemString(d, "error", xc_error);
 
     zero = PyInt_FromLong(0);
+
+    /* KAF: This ensures that we get debug output in a timely manner. */
+    setbuf(stdout, NULL);
+    setbuf(stderr, NULL);
 }