| /****************************************************************************** |
| * |
| * Copyright (C) 2014 The Android Open Source Project |
| * Copyright 2002 - 2004 Open Interface North America, Inc. All rights |
| * reserved. |
| * |
| * 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 _OI_ASSERT_H |
| #define _OI_ASSERT_H |
| /** @file |
| This file provides macros and functions for compile-time and run-time |
| assertions. |
| |
| When the OI_DEBUG preprocessor value is defined, the macro OI_ASSERT is |
| compiled into |
| the program, providing for a runtime assertion failure check. |
| C_ASSERT is a macro that can be used to perform compile time checks. |
| */ |
| /******************************************************************************* |
| $Revision: #1 $ |
| ******************************************************************************/ |
| |
| /** \addtogroup Debugging Debugging APIs */ |
| /**@{*/ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifdef OI_DEBUG |
| |
| /** The macro OI_ASSERT takes a condition argument. If the asserted condition |
| does not evaluate to true, the OI_ASSERT macro calls the host-dependent |
| function, |
| OI_AssertFail(), which reports the failure and generates a runtime error. |
| */ |
| void OI_AssertFail(char* file, int line, char* reason); |
| |
| #define OI_ASSERT(condition) \ |
| { \ |
| if (!(condition)) OI_AssertFail(__FILE__, __LINE__, #condition); \ |
| } |
| |
| #define OI_ASSERT_FAIL(msg) \ |
| { OI_AssertFail(__FILE__, __LINE__, msg); } |
| |
| #else |
| |
| #define OI_ASSERT(condition) |
| #define OI_ASSERT_FAIL(msg) |
| |
| #endif |
| |
| /** |
| C_ASSERT() can be used to perform many compile-time assertions: type sizes, |
| field offsets, etc. |
| An assertion failure results in compile time error C2118: negative subscript. |
| Unfortunately, this elegant macro doesn't work with GCC, so it's all |
| commented out |
| for now. Perhaps later..... |
| */ |
| |
| #ifndef C_ASSERT |
| // #define C_ASSERT(e) typedef char __C_ASSERT__[(e)?1:-1] |
| // #define C_ASSERT(e) |
| #endif |
| |
| /*****************************************************************************/ |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /**@}*/ |
| |
| #endif /* _OI_ASSERT_H */ |