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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [CORTEX_AT91SAM3U256_IAR/] [AT91Lib/] [utility/] [assert.h] - Rev 593
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/* ---------------------------------------------------------------------------- * ATMEL Microcontroller Software Support * ---------------------------------------------------------------------------- * Copyright (c) 2008, Atmel Corporation * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the disclaimer below. * * Atmel's name may not be used to endorse or promote products derived from * this software without specific prior written permission. * * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ---------------------------------------------------------------------------- */ //------------------------------------------------------------------------------ /// \unit /// /// !Purpose /// /// Definition of the ASSERT() and SANITY_CHECK() macros, which are used for /// runtime condition & parameter verifying. /// /// !Usage /// /// -# Use ASSERT() in your code to check the value of function parameters, /// return values, etc. *Warning:* the ASSERT() condition must not have /// any side-effect; otherwise, the program may not work properly /// anymore when assertions are disabled. /// -# Use SANITY_CHECK() to perform checks with a default error message /// (outputs the file and line number where the error occured). This /// reduces memory overhead caused by assertion error strings. /// -# Initialize the dbgu to see failed assertions at run-time. /// -# Assertions can be entirely disabled by defining the NOASSERT symbol /// at compilation time. //------------------------------------------------------------------------------ #ifndef ASSERT_H #define ASSERT_H //------------------------------------------------------------------------------ // Headers //------------------------------------------------------------------------------ #include <stdio.h> #include "trace.h" //------------------------------------------------------------------------------ // Definitions //------------------------------------------------------------------------------ #if defined(NOASSERT) #define ASSERT(...) #define SANITY_CHECK(...) #else #if (TRACE_LEVEL == 0) /// Checks that the given condition is true, /// otherwise stops the program execution. /// \param condition Condition to verify. #define ASSERT(condition, ...) { \ if (!(condition)) { \ while (1); \ } \ } /// Performs the same duty as the ASSERT() macro /// \param condition Condition to verify. #define SANITY_CHECK(condition) ASSERT(condition, ...) #else /// Checks that the given condition is true, otherwise displays an error /// message and stops the program execution. /// \param condition Condition to verify. #define ASSERT(condition, ...) { \ if (!(condition)) { \ printf("-F- ASSERT: "); \ printf(__VA_ARGS__); \ while (1); \ } \ } #define SANITY_ERROR "Sanity check failed at %s:%d\n\r" /// Performs the same duty as the ASSERT() macro, except a default error /// message is output if the condition is false. /// \param condition Condition to verify. #define SANITY_CHECK(condition) ASSERT(condition, SANITY_ERROR, __FILE__, __LINE__) #endif #endif #endif //#ifndef ASSERT_H
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