pjsip-pjproject/pjlib/include/pj/assert.h

123 lines
3.5 KiB
C

/*
* Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
* Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PJ_ASSERT_H__
#define __PJ_ASSERT_H__
/**
* @file assert.h
* @brief Assertion macro pj_assert().
*/
#include <pj/config.h>
#include <pj/compat/assert.h>
/**
* @defgroup pj_assert Assertion Macro
* @ingroup PJ_MISC
* @{
*
* Assertion and other helper macros for sanity checking.
*/
/**
* @hideinitializer
* Check during debug build that an expression is true. If the expression
* computes to false during run-time, then the program will stop at the
* offending statements.
* For release build, this macro will only log the assertion, while the
* program continues running.
*
* @param expr The expression to be evaluated.
*/
#if PJ_DEBUG==0
# ifndef pj_assert
# include "pj/os.h"
# include "pj/log.h"
# define pj_assert(expr) \
do { \
if (!(expr)) { \
if (pj_thread_is_registered()) \
PJ_LOG(1, (__FILE__, "Assert failed: %s", #expr)); \
} \
} while (0)
# endif
#else /* PJ_DEBUG != 0 */
# ifndef pj_assert
# define pj_assert(expr) assert(expr)
# endif
#endif
/**
* @hideinitializer
* For all builds, log the message.
* Check during debug build that an expression is true. If the expression
* computes to false during run-time, then the program will stop at the
* offending statements.
* For release build, this macro only print message on the log.
* @param expr The expression to be evaluated.
* @param ... File name. The format string for the log message
* ("config.c", " PJ_VERSION: %s", PJ_VERSION)
*/
#ifndef PJ_ASSERT_LOG
#include "pj/log.h"
#define PJ_ASSERT_LOG(expr,...) \
do { \
if (!(expr)) { PJ_LOG(1,(__VA_ARGS__)); assert(expr); } \
} while (0)
#endif
/**
* @hideinitializer
* If the expression yields false, assertion will be triggered
* and the current function will return with the specified return value.
*/
// #if defined(PJ_ENABLE_EXTRA_CHECK) && PJ_ENABLE_EXTRA_CHECK != 0
#define PJ_ASSERT_RETURN(expr,retval) \
do { \
if (!(expr)) { pj_assert(expr); return retval; } \
} while (0)
//#else
//# define PJ_ASSERT_RETURN(expr,retval) pj_assert(expr)
//#endif
/**
* @hideinitializer
* If the expression yields false, assertion will be triggered
* and @a exec_on_fail will be executed.
*/
//#if defined(PJ_ENABLE_EXTRA_CHECK) && PJ_ENABLE_EXTRA_CHECK != 0
#define PJ_ASSERT_ON_FAIL(expr,exec_on_fail) \
{ \
pj_assert(expr); \
if (!(expr)) exec_on_fail; \
}
//#else
//# define PJ_ASSERT_ON_FAIL(expr,exec_on_fail) pj_assert(expr)
//#endif
/** @} */
#endif /* __PJ_ASSERT_H__ */