| /* |
| * Copyright 2014, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _PORTABILITY_H_ |
| #define _PORTABILITY_H_ |
| |
| /* |
| * Hidden functions are exposed while linking the libportable shared object |
| * but are not exposed thereafter. |
| */ |
| #define __hidden __attribute__((visibility("hidden"))) |
| |
| #if !defined(__HOST__) |
| #define WRAP(f) f ## _portable |
| #define REAL(f) f |
| #else |
| /* On host app link with libpportable.a with -Wl,--wrap=symbol, which resolves undefined symbol to __wrap_symbol, |
| * and undefined __real_symbol to the original symbol |
| */ |
| #define WRAP(f) __wrap_ ## f |
| #define REAL(f) __real_ ## f |
| #endif |
| |
| |
| #endif /* _PORTABILITY_H_ */ |
