| // Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import 'dart:ffi' as ffi; |
| |
| import 'dylib_utils.dart'; |
| |
| typedef NativeDoubleUnOp = ffi.Double Function(ffi.Double); |
| |
| typedef DoubleUnOp = double Function(double); |
| |
| main(List<String> arguments) { |
| ffi.DynamicLibrary l = dlopenPlatformSpecific("ffi_test_dynamic_library"); |
| print(l); |
| print(l.runtimeType); |
| |
| var timesFour = l.lookupFunction<NativeDoubleUnOp, DoubleUnOp>("timesFour"); |
| print(timesFour); |
| print(timesFour.runtimeType); |
| |
| print(timesFour(3.0)); |
| } |